~>F THE UNIVERSITY VOLUME V November 25th, 1915 HifcuL Icones Plantarum Formosanarum nee non et Contributions ad Floraai Forniosanam or Icones of the Plants of Formosa, and Materials for a Flora of the Island, based on a Study of the Collections of the Botanical Survey of the Government of Formosa By Bunzo Hayata, Rigakuhakushi VOLUME V Published by the Bureau of Productive Industries Government of Formosa TAIHOKU OF THE UNIVERSITY NOTICE I. Dicotyledons — Polypetalous : Ranunculace as — E o s a c e se . Published September 10th, 1911. II. 1. Conspectus of the Flora of Formosa, Saxifrages — Dipsacere. 2. New or Noteworthy Plants of Formosa. Published October 15th, 1912. III. 1. Contributions to the Flora of Formosa, I. 2. On the Systematic Position of Mitrastemon, as a Genus representing a special Tribus of the Raffleciacere. Published December 25th, 1914. IV. Contributions to the Flora of Formosa, IF. Published November 25th, 1914. V. Contributions to the Flora of Formosa, T[[. Published November 25th, 1915. VI. Will be issued in September 191 (>. • •* ICONES PLANTARUM FORMOS NARUM NEC NON ET CONTRIBUTIONES AD FLORAM FORMOSANAM AUCTORE Bunzo Hayata TO HIS EXCELLENCY BARON TEIBI ANDO, GOVERNOR GENERAL OF FORMOSA. SIR, I have the honour to submit to your Excellency the fifth volume of the Icones Plantarum Formosanarum, nee non et Con- tributiones ad Floram Formosanam by BUNZO HAYATA, D. Sc. KAKICHI UCHIDA, CIVIL (JJovERNOR OF FORMOSA. September 1, 1915, Taihoku. 004-O CONTENTS. Introduction I-VI. \ Contributions to the Flora of Formosa 1-349. Index 351-358. Plates.. . I-XVII. INTRODUCTION. As was announced in the introduction to the third volume of this work, the present volume is principally devoted to the third part of those studies which have for the most part been upon new material, collected since 1912. The volume contains studies, on 385 species and 8 varieties ranging from the Ranunculaceoe down to the Polypodiacete. All the species of phanerogamous plants are here arranged, as in the preceding volume, after the system of BEXTHAM and HOOKER ; while those of vascular cryptogams are arranged after the system of ENGLER and PRANTL. Of the species and varieties mentioned in this work, 203 are proposed as new species and 7 are regarded as new varieties of known species, while 182 are identified with species which were already known as from Formosa or from other countries. No new genera are x>roposed, but 23 genera are mentioned as new to the flora of the island. The genera mentioned in the following list are new to us. Scliizandra Phoebe Disporopsis Pen'ottetia Pseudixus Trillium Pentapanax Cyclostemon Rolidea Valeriana Blyxa Xyris Linociera Ottelia Lophotocarpus Micrargeria Burmannia Archangiopteris Pedicularis Hedychium Notholcena Aristolocliia Clinogyne Species,* genera* and families* now to be added to the flora of Formosa number as many as 213 species, 23 genera and 2 families. Thus, up to the present date, the total number of species of the flora, so far as known, is 3325 species belonging to 914 genera and 160 families. * It should be understood that plants outside of the island are not counted in this number, although they are mentioned in this volume. :: II INTRODUCTION. Of all the plants treated in this volume, perhaps the most interesting is a species of the genus Arckangiopterls belonging to the Marattiacere. The genus was first found in Yunnan by Prof. A. HENRY. It was published in 1899 as a new genus by CHRIST and GIESENHAGEN, and the discovery was widely considered to be one of the most striking in the flora of East Asia. Since I have been engaged in the study of the flora of Formosa, I have paid special attention to this group of ferns and have been eagerly looking for another member of this very rare and remarkable genus. Yet, my search was unsuccessful, until late in the spring of this year I happened to examine a curious looking plant labelled Gymnogramme jcuponica in the collection of Mr. T. SOMA. On examining the plant carefully, to my great joy, I found it to be a new species of Archanyiopteris, for which I had for so long a time been searching. The species is called A. Somai in honour of the gentleman who collected it. Another remarkable novelty is the addition of two families, Burmanniacete and Xyrideie, to the flora of Formosa. In the course of my studies in the preparation of this volume, I met with a few cases where I found some confusion in determination of genera. As this confusion is, in almost all cases, mainly due to the imperfect character of the original descriptions or to the want of figures, I shall give the cases in some detail as good examples to illustrate the necessity of full descriptions and figures in the case of a new species or genus, as I explained at some length in the introduction to the preceding volume. Among such examples, I may mention Pseudixus which was published quite recently by myself as a new genus of the Loranth.acere, founded on a very common species formerly called Viscum japonicum THUNB. Sooij after publication, my attention was called to the genus Bifaria of VAN TJEGHEM, by Mr. E. D. MERRILL of Manila and Mr. T. SPRAGUE of Kew. Pseudixus is apparently closely related to Bifaria in having trimerous flowers and in the ' shape of the ihternodes. VAN TIEGHEM INTRODUCTION. Ill fails to give even a short diagnosis of his genus, and adds no figures. But, judging from the detailed accounts given by the author of the tribus 1> if a rife, which comprises two genera, Bifarin and Korthalsella, Bifaria seems to have male flowers with stamens opposite to the perianth-lobes, as is the case with Korthalsella. In establishing Si/aria, the author distinguishes at least as many as .36 -species, including Viscum japonicum THUNB. The latter plant has, however, a unique character, not found in any other lorauthaceous plant, i.e. it has stamens alternate to the perianth-lobes. Although VAN TIEGHEM gives no remarks as to the species on which he established Ids genus, yet it can be easily conjectured that the genus was founded on a species other than Viscum japonicum. Yet, at the same time, it can be inferred that VAN TIEGHEM overlooked the above mentioned unique diameter present in all species of Bifaria and consequently placed the genus in the same tribus as Kwilialsella. All these ambiguities would never have arisen, had the author but furnished a full description of his new genus or figures illustrating it. This confusion being, for the present, set aside, it is certainly a remarkable fact that Viscum japonicum has stamens Avliich are arranged alternately to the perianth-lobes and two-celled anthers which are perfectly united with one another at the center of the flower, but quite free from the perianth-lobes, and which burst, when mature, in the connate suture, or open with a single central pore. In respect of the relative position of stamens to the lobes, the genus, Pseudixus, stands without a parallel. No flower with this staminal arrangement has ever been recorded in any other plant of the family. As the relative position of stamens is generally considered an important basis and is almost universally depended on in systematizing flowering plant, Pseudixus should certainly, by itself, be regarded as constituting a new tribus, which I propose to call Pseudixere.* *For the diagnosis of the new tribus, see p. 187. IV INTRODUCTION. Another perplexing plant whose proper genus I found it extremely difficult to determine is Disporopsis arlsanensis belonging to the Li I ia cere. It is with some hesitation that I have referred the plant to the said genus, whose original description is rather too imperfect to be clearly understood. To begin with the perianth, the description runs " perigonium corollinum, campanulatum, basi leviter saccatum, segmentis 6, subseqiialibus, crassiusculis, uninerviis, tubo duplo longioribus-" So far, this agrees fairly well with our plant. Then conies the corona " Corona apice tubi inserta, lobis paulo brevier, ultra medium in lacinias 6, staminibus alternantes, lineares, acutas, conniventes, genitalia omnino velantes, fissa." I have been very much puzzled to under- stand what is meant by the " corona." As to the stamens, it is stated " stamina 6, inter corona) lobos affixa." The explanation which I shall give to the " corona," judging from the position of the anthers, is that it is a cylindrical tube, composed of dilated filaments which are united one to another and protrude far beyond the insertion of the anthers, but the points of in- sertion are terminated by the anthers themselves. In other words, the corona is a tube formed by the perfectly united broad filaments which are sagittately 2-lobed at the apex and have anthers at the sinus between the lobes. Then follows " filamentis brevissimis ; antheris introrsis, brevibus, dorsifixis, secus mar- gines dehiscentibus. Ovarium sessile, ovoideum, trigastrum, triloculare. Stylus brevis, crassiusculus ; stigma punctiforme. Ovula in quoque loculo 4, angulo interno affixa, horizontalia. Bacca ? Herba rhizomatosa, caulescens, " If my explanation of the " corona " is correct, our plant perfectly accords with HANCE'S original description in the generic characters. The Formosan species has filaments with sagittate apex, partly united, but distinct nearly half way down. The point of difference between HANCE'S species and mine is, therefore, whether the filaments are perfectly united one another or connate for half their length. INTRODUCTION. V la this respect, our plant is justly referable to Dispwopsis. Yet, it is not impossible that the " corona " is quite a different thing from what I have imagined, and that our plant is of a generic character entirely different from that of RANGE'S genus. Had the author given but a sketch, however rough, there could have arisen no such confusion. Other plant, with respect to which I desire to ask my readers' assistance in determining its proper genus, is a species of Pclypodium, called P. urcedtare. The fern is undoubtedly a species referable to Pfosaptia which, according to the leading pteridologists, is considered to be a subgenus of Davallia. Yet, quite contrary to current opinion, I have referred it to Pclypodium. As this matter requires a full explanation too long to be treated here in this Introduction. I shall give my reasons as perfectly as possible in pp. 326-332. in the note on Potypodium urceolare. In the present volume, I give floral sketches of some of my species already described, as I desire to present a clear conception of my species to any one who may examine them to see whether they should be recognized as genuine new species or be reduced to known species : but the original description in each case is not repeated, as the space is here more limited than it was in the preceding volume. Some of the figures contained in the section on phanero- gamous plants are reproduced from my field notes drawn from the living material. Though they may be rough in appearance, they are more trustworthy in the exactness of the outline, than those drawn from dried specimens. Almost all woodcuts given in the cryptogamous sections are reproduced from my own sketches which were drawn with the aid of " Zeichenapparat nach Abbe." In such reproductions, the original sketches are usually reduced to J size. Great care has been taken in showing the venation of fronds and the cellular structure of the scales. I avail myself of this opportunity to tender my hearty thanks to the VI INTRODUCTION. officials of the Government of Formosa, to whom I am much indebted for help in the collection of material and in the publication of work. Finally, I must with deep sorrow express my gratitude to the late T. KAWAKAMI, who was so long my collaborator in the Botanical Survey of Formosa and whose brilliant and devoted life came to its close while this volume was in course of publication. B. HAYATA. August 1915, Taihoku and Tokyo. Contributions*HiEflfiJ^ra °f Formosa. in. Ranuneulaeeae. Schizandra MICHX. Schizandra arisanensis HAYATA sp. nov. (Tab. I.). Frutex scandentissimus. Kami cavi teretes in exsiccato fusco-purpurascentes, cortice elevato-striato ruguloso haud vel vix lenticellato, lenticellis minutis, cicatricibus foliorum semi-rotuadatis vel transverse lunulatis leviter elevatis cupuliforme concavis. Ramuli hornotini foliati in exsiccato fusco-purpurascentes glaberrimi basi perulis late semirotundatis castaneis ciliatis multiseriatim suffulti. Folia decidua alterna in vivo pallido-viridia in exsiccato membranacea sub lente pellucido-punctata oblonga vel oblongo-ovata nunquam obovata 6-9 cm. longa 3-4 cm. lata apice cuspidato-acuminata prope basin subito attenuata ad pe- tiolum abeuntia margine prope apicem basinque integra cseterum remote serrulata, serrulis brevissimis obtusis a se 1 cm. remotis, vel margine undulata ad apicem undularum mucronibus obtusis instructa, costa supra impressa sub- tus elevata, venis venulis utraque pagine elevatis, utraque pagine sub lente minute elevato-punctata glabra, venis primariis utroque latere costte 7-8, mediis angulo 30° a costa egressis, pagine sub luce transversa pellucido-punctata, petio- lis 8-15 mm. longis fuscissimis glabris, stipulis 0. Flores e parte basilari ramulorum hornotinorum foliatorum oriundi racemosiin dispositi, ramulo sin- gulo flores 3-4 gerenti. Flores $ penduli longe pedicellati, pedicellis 4-5 cm. longis patentissimis pendulis gracillimis glabris basi bractea una instructis, bracteis coriaceis oblongis 7 mm. longis apice rotundatis basi leviter contractis convolutis basin pedicelli amplectantibus margine ciliolatis, bracteola sub pedicello singulo una basi pedicelli sita lineari 2 mm. longa ^ mm. lata apice obtusissima margine integra ciliolata extus hirsuta intus concava glabra; pedicelli apice cupuliforme dilatati apice 1^ mm. in diametro. Sepala cras- siuscula caduca circ. 7, exteriora majora, interiora minora ; exteriora obovata OF THE UNIVERSITY OF 2 BERBERIDE.E. circ. 1 cm. longa 6 mm. lata apice rotundata basi ad insertionem 2 mm. lata crassiuscula versus marginem tenuiter membranacea subpatentia viridi-flava, interiora rubescentia margine Integra sed apice ciliolata intus prsesertim apice concava utraque glabra 8 mm. longa. Stamina rubescentia circ. 20 ad torum obovatum affixa, filamentis latiusculis brevissimis dorso complanatis glabris ^ mm. longis totiusque latis, connectivis obcuneatis 2 mm. longis 1^ mm. latis apice truncatis vel emarginatis latere loculos antherarum gerenti- bus, loculis antherarum linearibus circ. 2. mm. longis ^ mm. latis ad latus connectivorum interiore affixis. Torus staminum obovatus 4 mm. altus bre- vissime stipitatus. Flores •£ '• penduli, pedicelli virides. Sepala exteriora viridia, intermedia flava, interiora minima. Carpella viridia. Torus cylind- ricus apice acutus 5 mm. longus basi latissimus 2 mm. latus ; carpellis dense ad torum spiraliter dispositis numerosis obovoideis 1^ mm. longis apice latere oblique stigmatiferis, stigmatibus bi-partitis, partibus linearibus superioribus erectis ascendentibus, partibus inferioribus descendentibus ovario firme contac- tis ; carpello 2-ovulato. HAB. Mt. Arisan : inter Funkiko et Taroyen, leg. R. KANEHIRA, B. HAYATA et I. TANAKA, Aprili. 1914. Near Schizandra rubriflora REHDER et WILSON, but differs from it by the ovately, but not obovately, oblong leaves, more numerous stamens, much smaller carpels and not ciliated stigmas. Berberideae. Podophyllum, LINN. Podophyllum Onzoi HAYATA sp. nov. (Fig. 1). Rhizoma repeus teres 12 mm. in diametro dense radiciferum. Caulis solitarius erectus teres glaber apice foliis duobus terminatus 18 cm. longus basi squamis 4-5 suffultus, aquamis scariosis ovato-triangularibus 2-3 cm. longis apice obtusis multiner- viis stramineis glabris. Folia duo furcatim sita a se angulo 45° divaricata petiolata, lamina peltata fere orbicularis vel late rotundata latior quam longior 25 cm. longa 28 cm. lata 0-formis rnargine leviter 8-lobata, lobis perfecte latissime triangularibus 2-5 cm. longis 5-10 cm. latis, margine re- gulariter serrulata, serrulis mucroniformibus 1-1^ mm. longis a se 2mm Fig. 1, Podophyllum Onzoi HAYATA ; a flower, natural size. remotis, utraque glaberrima, centre peltse laminaa paullo eccentrico ab extremitate superiore 16 cm. et ab ea infereore 10 cm. distant!, palmatim 8- nervia, nervis a se angulo 40° egreasis apice ad apicem loborum attingentibus subrectis subramosis, herbacea membranacea supra pallido-viridis sub- tus pallidissima, petiolis 21 cm. longis glabris basin petioli alterius amplectantibus. Flores ad furcani inter petioles fasciculatim siti in specimine nostro duobus evolutis caeteris reductis, longe pedicellati penduli, pedicellis glabris gracillimis 4cm. lougis. Flores apertientes haud patentes semper semi- clausi. Sepala 3 caducissima virido-pallidissima circ. 2 cm. longa 8-10 mm. lata lineari-oblonga apice obtusissima vel truncata vel rotundata basi leviter contracta 2 mm. lata membranacea semihyalina margine Integra suberecta haud patentia ante anthesin decidua 7-nervia glabra intus concava apice cuculliforme concava extus convexa. Petala 6 rubro-atro-purpurascentia oblanceolata haud patentia semper semi-clausa oblanceolata circ. 5 cm. longa 13-15 mm. lata apice acuta vel truncata basi cuneata ad insertionem 1^ mm. latam abeuntia margine integra apice parte truncata interdum eroso-dentata generaliter integerrima nunquam crispata semper plana membranacea plus minus interiore recurva glaberrima. Stamina 6 pallido-flavo-viridia, filamentis glabris 1 cm. longis subteretibus plus minus complanatis, antheris linearibus 13 mm. longis 3 mm. latis adnatis apice connectivis plus minus apiculatis. Ovarium pallido-flavo- viride glabrum oblongum 5 mm. longum 3-4 mm. latum stipitatum, stipite 2 mm. longo validissimo. Stylus 3 mm. longus columniformis apice dilatatus apice ad stigma peltatum expansus, stigmate dilato peltato supra concavo 6 mm. in diametro margine tenuiter 3-lobato margine validissime undulato- jilicato. Ovarium 1-loculare, placentis singulis parietalibus lateralibus ovula numerosissima gerentibus, ovulis erectis anatropis. HAB. Mt. Arisan : Senninbora, secus fossas crescens, rarissima, leg. ONZO, Aprili. 1914. 4 BERBEMDE^E. Closely allied to Podophyllum pleianthum HANCE (Bot. Mag. t. 7098), but distinguishable from it in the narrower, not curled, petals, much larger stig- mas and in the anthers with produced connectives. Berberis LINN Berberis Kawakamii HAYATA Ic, PL Formos. I. p. 40, t. 9. HAB. Mt. Arisan, prope Mingetsukei, leg. B. HAYATA et TAKEO ITO, Aprili. 1914. Flowers yellow, ovary reddish. . Berberis mingetsensis HAYATA sp. nov. (Tab. II.) Frutex ; ramuli gracil- limi in exsiccato albo-cinerascentes tetragoni vel hexagoni longitudinaliter elevato-rugulosi albo-cinerascentes, spinis ternatis a se angulo 100° egressis 13 mm. longis gracilibus medio \ mm. latis acutis, ternis spinarum remote alternis a se 3-5 cm. distantibus. Folia ad axillas spinarum ternatim sita- rum insita ternatim fasciculata (ternis alternis) lanceolata 5^-9 cm. longa \\- 2^ cm. lata apice triangulari-acuininata haud cuspidata ad summum aristata basi cuneata margine remote tenuiterque aristato-serrulata, serrulis tenuissimis a se 5 mm. remotis arista 1 mm. longa instructis ascendentibus, utraque glabra supra nitida subtus glauca basi cuneata -prope basin integra, costa supra im- pressa subtus elevata, venis venulis utrinque elevatis reticulatis, venis laterali- bus primariis utroque latere costae 6-8 rectis a costa angulo 45° egressis circ. ad medium furcatirn ramosis cum iis superioribus continuis, chartacea, petiolis 3 mm. longis intus profunde sulcatis. Flores ad axillas spinarum 3-5 fasci- culatim siti vel ad apicem rarnulorum brevissirne reductorum fasciculatim dis- positi, fasciculis basi perulis multis suffultis, perulis oblongo-triangularibus 3 mm. longis acutis glabris intus concavis, pedicellis glabris minus quam 1 cm. longis apice plus minus dilatatis apice sub basi floris bracteolis duabus instuctis, bracteolis firme sepalo contactis triangularibus l^mm. longis totiusque latis apice cuspidatis intus leviter concavis basi leviter contractis integris extus dorso prominente carinatis glabris deciduis. Sepala virido-flavescentia 8 deccusatim 4-seriatim disposita, exteriora minora in flore apertienti exteriore reflexa vel paten tia, interiora majora suberecta vel patentia oblongo-rotundata 5mm. longa 3^ mm. lata apice rotundata basi truncata contracta ad insertionem Jmm. lata margine integra intus concava extus convexa tenuiter 5-nervia. Petala 4 virido-flavescentia erecta sepalis inclusa obovata 3mm. longa 2^ mm. lata BERBERIDE^E. 5 apice leviter 2-lobata basi cuneata ad ^ mm. latum abeuntia subintegra vel apice erosa intus valde concava extus convexa basi glandulis 2 instructa, glandulis oblongo-ovatis f mm. longis ^ mm. latis apice acuminatis basi rotun- datis petalis firme adnatis a basi petali \ mm. distantibus v -formiter dispositis. Stamina 4-5 basi petali affixa, filamentis subcomplanatis basi contractis angustissimis supra basin dilatatis sursum gradatim rostratis ad connectivum abeuntibus, antheris adnatis oblongis l^rnm. longis l^inm. latis, loculis valva una exteriore dehiscentibus, connectivis apice productis truncatis. Ovarium viride glabrum oblongo-cylindraceum 2| mm. longum 1 mm. latum 1-loculare 3-4 ovulatum, stigmate sessili peltato -plus quam 1mm. in diametro, ovulis e fundo cavi ovarii oriundis erectis anatropis. HAB. Mt. Arisan, Mingetsukei, leg. B. HAY ATA, Aprili. 1914. Eemarkable for the very slender branches, and the leaves which are glau- cous beneath, and for the flowers with subpatent sepals and greenish ovary. Mahonia NUTT. Mahonia tikushiensis HAYATA sp. nov. Frutex. Folia ad apicern ramuli approximatim sita subsessilia circ. 25 cm. longa circ. 10 cm. lata in ambitu elongato-oblonga pinnata 9-11-foliolata; foliolo terminal! valde coriaceo nitido ovato-oblongo circ. 7 cm. longo 4 cm. lato apice cuspidato-acuto basi ro- tundato leviter cordato margine crassissime marginato remote dentato, dentibus a se circ. l|cm. distantibus apice arista instructis, aristis 2mm. longis rectis ascendentibus, utraque pagine glabro nitido supra viridi subtus pallidissimo- flavescenti, costa supra tenuiter impressa subtus elevata, 5-7-nervio, nervis subrectis prope marginem ranaosis curvatis evanescentibus utraque pagine tenuiter elevatis, venulis reticulatis supra plus subtus minus elevatis vel subtus obscuris ; foliolis lateralibus sessilibus oppositis, mediis magnis cum foliolum terminale in rnagnitudine subfequantibus, infimis minimis, mediis ovato-oblongis 7 cm. longis 4 cm. latis basi valde obliquis cordatis, petiolulo terminali 23 mm. longo, interjugis 3 Jem. longis supra angulato-elevatis subtus rotundatis (in section e); rhachis ad nodos tumida transverse articulatim striata; petiolis l^crn. longis valde dilatatis caulem semi-amplectantibus apice stipuliferis, stipulis linearibus 6-7 mm. longis angulo recto ;a petiolo divaricatis glabris. Racemi ad apicem rami congesti recurvi paten tes .circ. 10cm. longi, pedunculis (partibus. 6 PITTOSPORE.E. non-floriferis) 2crn. longis basi perulis ovato-acutis suffultis. Flores densiuscule dispositi, bracteis sub pedicello ovatis 3^ mm. longis 2|mm. latis apice ob- tusissimis concavis, pedicellis 6mm. longis glabris apice plus minus dilatatis. Sepala 9 tri- seriatim disposita, exteriora minora ovato-rotundata 2|mm. longa 2 mm. lata intus valde concava margine Integra, intermedia majora ovato-oblon- ga 5 mm. longa 3^ mm. lata apice obtusissima basi ad insertionem ad 1 mm. lata intus valde concava, intima obovato-oblonga 7mm. longa 4mm. lata apice obtusissima basi obtusa ad insertionem |mm. lata margine integra intus valde concava erecta baud patentia. Petala 6 obovato-oblonga 5^ mm. longa 3 mm. lata apice in ambitu rotundata ad centrum profunde ad 1mm. 2-lobata (lobis se contactis apice rotundatis) basi obtusa ad insertionem ^mm. lata margine integra vel eroso-denticulata utraque facie glabra basi intus glandulis oblongis l^inm. longis adnatis duabus instructa. Stamina 6 petalis opposita inclusa 3^ mm. longa glabra ad basin petali affixa, filamentis supra basin liberis 2^ mm. longis §mm. latis crassiusculis, antheris oblongis apice truncatis basi cum filamento sequilatis, connectivis plus minus productis, loculis parallelis extrorsum valvis singulis dehiscentibus. Ovarium ampulli-forme glabrum cum stipite stigmateque 3mm. longum ]^mm. latuni, stipite f mm. longo totiusque lato, apice angustatum 1 -loculare 6-ovulatum, ovulis fimdo cavi sitis erectis stipi- tatis anatropis ; stigmate sessili plus minus dilatato peltiformi fmm. in eliametro ad centrum paullo depresso. HAB. Tikushizan, leg. Y. SHIMADA, Mart. 1915 (Fl.) Closely related to Mdlionia japonica (Tno.) DC., but separable from it by the much broader leaflets and by the petals which are in our species much broader and more deeply lobed at the apex, than in the Japanese. The lobes of the petals of M. japonica are smaller and slightly acute, while those of our species are larger and quite obtuse at the apex. Pittosporeae. Pittosporwm BANKS. Pittosporum daphniphylloides HAYATA Mater. Fl. Formos. p. 34. Descriptio auctata : Fpiphytica, ad truncos arboris crescens. Cymse ad apicem ramorurn aggregation site basi cataphyllis linearibus multis instnictee, cymis PITTOSPOREjE. 7 pedunculatis, pedunculis 3-5 cm. longis apice dense ramosis profuse florigeris, bracteis linearibus, pedicellis 5mm. longis , breve hirsutis medio 1-bracteatis, bracteis ovatis 1^ mm. longis § mm. latis glabris apice obtusissimis vel sub- rotundatis basi plus minus contractis margine glanduloso-ciliolatis intus con- cavis extus convexis medio crassiusculis margine tenuissimis ad marginem plus minus extrorsum recurvis vel haud recurvis. Sepala 5 basi plus minus connata oblonga 2mm. longa l^mm. lata glabra apice obtusissima vel sub- rotundata basi plus minus contracta margine glanduloso-ciliolata medio crassius- cula margine tenuissima intus concava extus convexa suberecta vel leviter patentia haud recurva plus minus basi imbricata. Petala 5 subimbricata lineari-oblonga 7 mm. longa 2^ mm. lata apice obtusa basi plus minus angus- tiora basi ad insertionem 1 mm. lata margine integra medio leviter extrorse recurva sursum ad marginem extrorse plicata, partibus plicatis ^ mm. latis, utraque pagine glabra a basi usque supra medium erecta sursum subito extrorse recurvo-patentia 3-nervia, nervis basi usque ad supra medium haud ramosis sursum venulatis subparallelis, venulis reticulatis. Stamina 5, 6^ mm. longa petalis breviora, nlamentis 5 mm. longis teretibus glabris, antheris linearibus 2 mm. longis 1 mm. latis glabris apice obtusis ad summum minutissime api- culatis basi profunde 2-lobatis f mm. longis. Ovarium obovoideum 2^ mm. longum l|mm. latum apice subito ad stylum abeuns basi plus minus angus- tatum ad basin 1mm. latum hirsutum 1-loculare 2-placentiferum, placentis parietalibus multiovulatis ; stylo columniformi 2 mm. longo ^- mm. lato glabro apice obtuso, stigmate valde oblique truncate ad centrum impresso. HAB. Mt. Arisan, inter Heishana et Nimandaira, leg. B. HAYATA et TAKEO ITO, Mart. 1914. Pittosporum oligospermum HAYATA (Fig. 2) Mater. Fl. Formos. p. 35. Descriptio auctata : Flores ad apicem ramorum racemosim dispositi ; rhachis racerni interdum brevissima ad nullum reducta, tune flores umbellatim dis- positi, tune umbellis sessilibus 10-20 radiatis basi perulis cataphyllisque dense multiseriatim suffultis, perulis exterioribus late rotundatis 1-2 mm. longis acutis vel obtusis, interioribus gradatim longioribus lanceolatis vel tandem linearibus 2-4 mm. longis hirsutis vel glabratis ; radiis umbellarum vel pedi- cellis 1-3 cm. longis gracilibus glabris basi vel ad medium 1-2-bracteatis, 8 TERNSTRCEMIACE.E. bracteis minutis rotundato-triangularibus ^ mm. longis ciliatis extus hirsutis intus glabris ; pedicellis unifloriferis ad summum cum calyce articulatis. Calyx 1^ mm. longus obconicus basi 1 mm. latus apice 2|mm. latus 5-loba- tus, lobis suberectis baud patentibus obtuse triangularibus 1 mm. latis § mm. longis la- tioribus quam longioribus apice obtusissimis basi baud contractis margine ciliolatis utraque pagine glabris. Petala 5 imbricata flava spathulata 5^ mm. longa 2 mm. lata apice rotundata supra medium deorsum cuneato- angustata ad § mm. lata abeuntia ad basin § mm. lata a basi usque ad supra medium erecta supra medium subito exteriore recurva patentissima margine apice et prope apicem minute denticulata vel ciliolata cseterum in- tegerrima utraque pagine glabra. Stamina 5, filamentis glabris teretibus 4 mm. longis, antheris ovato-oblongis vel ovato-lanceolatis 1^ mm. longis § mm. latis apice gradatim acu- minatis ad SUmmum obtusis basi latissimis 2-lobatis. Ovariuui Stipitatum, Stipite l^mm. longo cum ovario densissime molliter villoso ' ovar^» x • validiusculo, oblongum 1^ mm. longum cum stipite sequilongum 1-loculare, plac<3ntis 3 parietalibus 2-seriatim ovuliferis ; stylo columniformi 2 mm. longo glabro apice perfecte truncate. HAB. Mt. Arisan : inter Jujiro et Heishana, leg. R. KANEHIKA et T. TA- NAKA, Aprili. 1914. TernstrcBmiacese. Stachyurus SIEB. et Zucc. Stachyurus himalaicus HOOK. f. et THOMS. (Fig. 3), HOOK. f. Fl. Brit. Fig. 2, Pittosporum oligospermum HAYATA; ^ a leaf, natural size ; b, a flower, X 2.5; c, a petal, xo; d, e, stamens, seen from different sides, X 5 ; 9 Ind. I. p. 288 ; Stachyurus prcecox HAYATA in MATSUM. et HAYATA Enum. PI. Formos. p. 48 (non SIEB. et Zucc.) HAB. Mt. Arisan, inter Heishana et Nimandaira, leg. B. HAYATA, Mart. 1914. The description given in HOOK. Fl. Brit. Ind. is as follows : " A small tree with straggling branches. Leaves 4-6 by 1^-2 in., ovate, with a rounded base, fine- ly serrate, the veins strongly reticulated beneath; petioles f-f in. Spikes 2-3 in., erect. Berries the size of a small pea." Our plant does not very exactly accord with the above description. It is nearer to the Himalaj^an species than to the Japanese S. prcscox. In our plant, the rhaches of the spikes are greenish ; sepals, petals and filaments are greenish white ; ovary deep green, more or less angulate at the top. Flowers of the Ja- panese species are usually bright yellow. TJiea LINN. Thea salicifolia (CHAMP.) SEEM. (Fig. 4), BENTH. Fl. Hongk. p. 30. Fig. 3, Staihyums himalaicus HOOK. f. ; a, a leaf; b, a flower; c, a bract; d, HAB. Mt. Arisan, inter Karapin et a sepal; e, a petal; f, ovary and stamens; Funkiko, leg. B. HAYATA, Mart. 1914. g' cross 6ection of the ovary; a' natural size, others X 4. " A shrub or a small tree, the young branches and under side of the leaves loosely covered with soft spreading hairs. Leaves lanceolate or oblong, acuminate, about 3 in. long, glabrous above, of a thinner consistence than in the other species. Flowers white, very shortly pedunculate or nearly sessile, drooping. Sepals ovate lanceolate, long-pointed. Petals, especially the inner ones, broader, larger, with shorter points, all slightly silky-hairy and pubescent outside....... Capsules glabrous, beaked." -BENTH. Fl. Hongk. p. 30. Our specimens exactly , agree with the description given 10 above, except the fruits which are in the our plant not yet known. Thea transarisanensis HA- YATA n. n. Thea parvifolia HAYATA Ic. PL Formos. III. p. 45, t. 6, (non SALISB.) HAB. Mt. Arisan, Mingetzu, leg. B. HAYATA, Mart. 1914. Rutaeeae. Skimmia THUNB. Skimmia distincte-ven- ulosa HAYATA sp. nov. (Fig. 5-a). Frutex circ. 2 m. altus ; rami scan- dentes, cortice nitido cinerascenti longitudinaliter ruguloso, sub pul- vino acuto-angulati in exsiccato rubro-fulvescentes subglabri. Folia versus apicem ramorum approxi- matim alternatimque sita oblongo- oblanceolata 10-13 cm. longa 30- 38 mm. lata apice caudato-acumi- nata ad summum obtusa basi a medio deorsum gradatim cuneata margine deorsum leviter recurva integerrima sed in exsiccato leviter undulata tenuiter chartacea vel membranaceo-chartacea utraque pagine glaberrima sed supra ad costam brevissime hirsuta, costa supra impressa subtus prominente elevata, pagina supra in exsiccato pallida subtus pallidissima, venis lateralibus primariis supra haud impressis baud vel vex elevatis haud vel vex visis subtus tenuissime elevatis utroque latere costee 6-7 rectis, mediis a costa angulo 45°-50° egressis sursum furcatim ramosis, venulis sub luce tra versa distincte visis distincte reticulatis, reticulis ramulas venularum liberas furcatim ramosas includentibus, petiolis subteretibus 6-7 mm. longis intus profunde sulcatis glabris subalatis. Panicula subpyramidalis cum pedunculo Fig. 4, Thea sallcifdia (CiiAMP.) a, a leaf ; b, a flower, stamens nearly taken off; c, the same, seen from back ; d, a bract; e, a sepal ; f, a flower; g, h, anthers, seen from different sides ; i, portion of monadelphous stamens ; j, ovary ; a, b, c, f, i, natural size ; d, e, j, x 2 ; g, h, x 4. RUTACE^E. 11 6 cm. longa totiusque lata profuse florifera et profuse ramosa, pedicellis ultimis puberulis 8 mm. longis basi bracteis singulis medio bracteolis duabus instructis ; bracteis late rotundatis §mm. in diametro margine ciliolatis, bracteolis late rotundatis ^ mm. latis totiusque longis margine ciliolatis. Fl. $ : Sepala sub- triangularia glabra prope medium crassiuscula 1mm. longa l^mm. lata margine tenuissima subintegra haud vel vix extus convexa intus plana apice obtusissima basi leviter contracta. Petala 4-5 alba oblonga 5 mm. longa 3 mm. lata apice obtusa basi obtusa ad insertion em § mm. lata margine eroso-integra. Stamina 5 or 4, filamentis 3 mm. longis basi validiusculis sursum gradatim tenuibus, antheris ovato-oblongis 1| mm. longis 1^ mm. latis apice obtusissimis basi te- nuiter (liaud valde) lobatis vel soluni emarginatis. Rudimentum ovarii conicum ^mm. longum 1mm. latum rugulosum apice obtusissimum. Fl. -9- ignoti. HAB. Mt. Arisan, inter Arisan et Mingetzu, leg. TAKEO 1x5 et B. HAYATA, Aprili. 1914. Near Skimmia melanocat-pa REHDER et WILSON, but distinguishable from it by the larger panicles and much more rounded petals and by the leaves which are always obtuse at the apex of the acumens. Skimmia arisanensis HAYATA, S. distincte-venulosa HAYATA and S. ortho- clada HAYATA resemble one another very closely. Skimmia orthoclada differs from the other two by the thinnest and largest leaves with the canaliculated costa on the upper surface and by its smallest form attaining less than 2 meters, with erect stems and branches ; 8. distincte-venulosa distinguishes itself by its narrowest oblanceolate leaves with visible peculiar reticulations of the veinlets ; while S- arisanensis HAY. differs from S. orthodada in much larger form, in its smaller thicker leaves with elevated costa on the upper surface, and from S. distincte-venulosa by the broader obovate or oblong leaves with no visible peculiar reticulation and by its erect habit. Skimmia arisanensis HAYATA sp. nov. (Fig. 6-c). Frutex circ. 6 mm. altus ramosissimus. Kami erecti cinerascentes glabri, cortice longitudinaliter elevato-rugoso, ramulis (hornotinis) glabris subnitidis fulvo-flavescentibus sub pulvino acuto-angulatis vel subulatis. Folia ad apicem ramulorum approxima- tim quasiverticillatim sita chartacea supra nitida viridia subtus pallidiora elongato-oblonga vel obovato-oblonga 6|-9| cm. longa 2|-3i cm. lata apice sur- 12 RUT ACE, ft. sum gradatim acuta versus apiceni cuspidato-acuta ad sumnium late obtusa basi cuneata ad alas petioli abeuntia margine integerrima deorsutn leviter recurva, pagina versus apicem subito deorsum recurva utraque pagine glabra, costa supra tenuissime acuto-elevata subtus plus prominente elevata, pagina folii supra deorsum medio impressa, partibus impressis sursum ad medium paginse folii evanescentibus deorsum ad sulcum petioli abeuntibus, costa supra secus partem impressam acuto-elevata, venis lateralibus primariis utraque pagine a Fig. 5 ; a, Skimmia distincte-venulosa HAY.; b, S. orthodada HAY.; c, S. arisanensis HAY. RUTACE.E. 1 3 tcnuissime elevatis gracillimis utroque latere costee vix visis 4-6, mediis a costa angulo 50° egressis rectis sursuin furcatis cum- ramis venarum superiorum junc- tis, venis secundariis fere obsoletis, costa basi subtus prominente angulata, angulis ad petiolum abeuntibus, petiolis glabris triquetris 5 min. longis intus supra profunde sulcatis extus subtus prominente angulatis latere subalatis glabris. Panicula 4 cm. longa totiusque lata pyramidalis ; rhachis puberula, profuse florifera ; pedicellis ultimis puberulis circ. 1 cm. longis basi bracteis singulis rnedio bracteolis duabus instructis, bracteis triangularibus 1 mm. longis totiusque latis dorso carinatis intus planis margine ciliolatis, bracteolis subrotun- datis §mm. longis totiusque latis glabris apice obtusissimis margine ciliolatis basi plus minus contractis, pedicellis sursum gradatim dilatatis ad calyces abe- untibus. Sepala 5 perfecte triangularia l^mm. longa latiora quam longa apice acuta basi latissima margine dense ciliolata cseterum glabra intus plana extus convexa. Petala 5 subalba ovato-oblonga vel oblonga 5-6 mm. longa 3 mm. lata apice rotundata vel obtusissima basi cuneata intus leviter concava extus con- vexa leviter patens vel suberecta margine Integra basi cuneato-angusta ad basin extremitatem §mm. lata. Stamina 5, filamentis glabris validiusculis subteretibus 3^ mm. longis apice subulato-angustatis, antheris ovato-oblongis apice obtusissimis basi profunde 2-lobatis. Rudimentum ovarii late conicum 1mm. longum l§mm. la turn glabrum apice obtusum. HAB. Arisan, ad 7000 ped. alt., leg. TAKEO ITO et B. HAYATA, Aprili. 1914. Skimmia orthoclada HAYATA sp. nov. (Fig. 5-b). Frutex parvus erectus 1-2 m. altus pauci-ramosus, ramis ascendentibus, cortice fusco-cinerascenti glabro longitudinaliter rugoso ad rugos subalato, ramulis tetragonis virido-fulves- centibus ad pulvinos alato-angulatis. Folia ad basin et ad apicem ramulorum quasi-verticillatim sita, verticillis generaliter 3-foliatis, membranacea vel char- tacea elongato-oblonga 11-14 cm. longa 3^-4^ cm. lata apice acuminata ad summum obtusa basi cuneata ad petiolum abeuntia margine integra tenuissime deorsum recurva vel subplana utraque pagine glaberrima et ad costam glaber- rima pagina supra ad costam impressa, partibus impressis a basi usque ad api- cem folii attingentibus, costa supra secus partem impressam tenuissime elevata secus medium sulcata vel baud sulcata subtus prominente elevata dorso acuto- angulata vel baud angulata, pagina supra viridis subtus pallidissima, venis 14 KUTACE^E. lateralibus primariis utraque pagine tenuissime elevatis gracillimis vel hand elevatis vex vel hand visis utroque latere costee 8-10, mediis a costa angulo 45°-50° egressis subrectis apice furcatis, venis secundariis sub luce transversa haud visis, reticulis venularum liaud visis, petiolis 5-8 mm. longis glabris subtriquetris intus sulcatis extus subtus acuto-angulatis subalatis. Panicula fructifera terminalis 6cm. longa totiusque lata. Bacca globosa 8mm. longa rubra. Skimmia japonica HAY ATA Fl. Mont. Forinos. p. 68, (non. THUNB.). HAB. Mt. Arisan, leg. B. HAYATA et. S. SASAKI, Jan. 1912. This species of Skimmia is generally found at a little lower altitudes in Mt. Arisan than the other two. The plant is more closely allied to the Japanese species than the other two are to the latter, but it is distinguishable from S. japonica THUNB. in having much thinner more acuminate leaves with the impressed costse above. Murraya LINN. Murraya omphalocarpa HAYATA Ic. PI. Formos. III. p. 51. Descriptio auctata : Floris pedicelli glabri l^cm. longi ; flores apertientes campanula to- patentissimi 3|cm. in diametro albi. Sepala 5 linearia 2^ mm. longa basi 1mm. lata apice obtusissima glabra viridia integra dorso plus minus carinata. Petala 5 erecto-patentia oblanceolata vel obovato-oblonga 22 mm. longa 9 mm. lata apice obtusa vel obtuso-acuta basi cuneato-attenuata ad basin 1 mm. lata dorso extus medio tenuiter carinato-costata margine integra undulata intus plana haud costata. Stamina 8 (vel. 10 ?), filamentis plus quam 13 mm. longis gla- bris facie dorso complanatis 1 mm. latis utroque latere sulcatis apice angustis- simis, antheris subrotundatis vel oblongis l^mm. longis latisque apice emargi- natis vel breve 2-lobatis inter lobos brevissime apiculatis basi 2-lobatis. Discus hypogynus pulvini-formis 1 mm. altus latusque glaber. Ovarium supra discum situm oblongum 2 mm. longum plus minus complanatum basi apiceque aequilatum haud contractum apice ad stylum validiusculum abeuns glabrum 2-loculare, loculis 1-2-ovulatis, ovulis pendulis anatropis, raphe ventrali ; stylo glabro validiusculo columniformi 7-8 mm. longo f mm. in diametro apice stigmatoso. HAB. In horto seminario Taihoku cult., leg. R. KANEHIRA, 1914. Mai. ILICINE.E. CELASTRINE^:. 15 Ilieinese. Jleac LINN. Ilex glomeratiflora HAYATA (Fig. 6), Ic. PI. Formos. III. p. 53. HAB. Mt. Arisan, inter Funki- ko et Taroyen, leg. B. HAYATA et TAKEO ITO, Mart. 1914. Flowers light yellow. Celastrineae. Huonymiis LINN. Euonymus euphlebiphyl- lus HAYATA sp. nov. Arborescens ? ramuli laeves pallidi virides glabri teretes. Folia subopposita vel al- terna chartacea obovato-oblonga vel obovata 5-6^ cm. longa 2^-5cm. lata apice obtusa vel emarginata basi obtusa ctmeata vel latissime acuta margine remote serrulato- crenulata, crenulis ascendentibus latere inferiore Icin. longis latere superiore \ mm. longis obtusis, margine prope basin integra, costis venulis utraque pagine distincte elevatis elegante reticulatis, utraque pagine glaberrima in exsiccato pallidissima, venis lateralibus primariis utroque latere costse 6-7 arcuatis, mediis basi a costa angulo 45° egressis venis sursum ramosis arculato-recurvis, venulis reticulatis, petiolis 8 mm. longis supra intus late canaliculatis intra canalicu- lum 1-costulatis glabris. Cymje terminales vel axillares ad axillas foliormn superiomm profuse disposite cum pedunculis 4cm. long^e 3cm. late (pedunculis l-2cm. longis) pallido-cinereo-glabrae dichotome vel trichotome 2-3-plo ramosfe, ramis basi bractea una instractis, bracteis minutis triangulari-cuspidatis ^mm. longis basi latissimis 1 mm. latis apice cuspidatis margine denticulato-serrulatis pro|>e marginem castaneo-coloratis, ramulis ultimis vel pedicellis ad medium Fig. 6, Ilex glomerati- flom HAYATA; a, a leaf, natural size ; b, a flower, X 10 ; c, corolla with stamens, expanded, x 10 ; d, calyx with rudimental ovary, X 10. 16 CELASTRINE^:. bractea una instructis et ibi articulatis toto glabris, partibus supra articula- tionem sursum gradatim dilatatis ad calycem abeuntibus apice campanulato- dilatatis apice 1^-2 mm. latis. Calycis tubus brevissimus ; sepala (vel lobi calycis) glabra 5 latissime semirotundata § mm. longa 1% mm. lata margine denticulato-serrulata apice late rotundata basi plus minus contracta. Petala oblongo-quadrangularia plus quam 2 mm. longa 1 mm. lata apice truncata basi truncata margine integra vel supra basin sursum sub microscopic minute den- ticulata a rnedio sursum exteriore recurva extus glabra intus medio deorsum glabra medio sursum sub microscopic minute lepidoto-punctata. Discus hypo- gynus basi lobi calycis situs lamellato-annuliformis 5-lobatus, lobis latissimis semi-rotundatis §mm. latis Jmm. longis. Stamina 5 ad marginem disci inserta inter lobos disci sita, filamentis brevibus ^mm. longis, antheris rubescentibus oblongis ^ mm. lougis apice tenuissime basi modice lobatis. Ovarium glabrum depresso-globosum limn, latum fmm. longum Ifeve, stylo columniformi ^rnm. longo apice stigmatoso, stigmate 3-lobato, lobis brevissimis tenuissime 2-lobatis. HAB. Kinsenpo ? leg. FUJII, 1914. Euonymus pellucidifolius HAYATA Ic. PI. Formos. III. p. 57. Des- criptio auctata. Pedicelli ultimi fructiferi 6mm. longi apice dilatati. Sepala 4-5 persistentia semi-rotunda ta 2^ mm. lata 1^ mm. longa apice rotundata vel plus minus emarginata utraque glabra basi plus minus contracta margine minute denticulata, denticulis fusco-coloratis vel toto obsoletis. Fructus obco- nici 9mm. longi cum alis 8mm lati apice truncati ad centrum valde impressi in sectione verticali apice cordati basi triangulari-cuneati ad basin 2imm. lati facie laeves in exsiccato pallido-fulvescentes in sectione transversa pentagon! ad angulos alati, alis basi obscuris sursum prom inenti bus 1-2 mm. latis in- aequalibus apice rotundatis, loculicide dehiscentes 5-loculares interdum 4- vel in abortu 2-loculares, loculis 1-spermis. Semina subovoidea 4^ mm. longa 3^ mm. lata apice obtusa basi rotundata nitida atro-rubescentia Ia3via ab apice usque ad basin reliquis funiculi adpresse notata basi arillis crassis obconicis flavis apice labulatis suffulta, arillis 3 mm. longis apice totiusque latis, interdum ad basin seminibus abortivis rubescentibus minutis appendiculatis ; testa semi- nis baud crassa sed Crustacea ; albumen oleosum copiosum ; embryo semper solitarius vel rarius geminus prope basin seminis situs ab apice semnis 1mm. CELASTRINE.E. 17 distans ; cotyledonibus oblongis 2| mm. longis 1^ mm. latis apice rotundatis; radicula § mm. longa inferior. HAB. Nanto, leg. T. KAWAKAMI. Euonymus arboricolus HAYATA sp. nov. Frutex in specimine nostro ad truncum arboris crescens. Raini et ramuli subteretes vel subtetragoni, ramulis sublaavibus glabris. Folia ut videntur decidua vel persistentia ? opposita char- tacea vel membranacea ovata vel ovato-oblonga 4^-6^ cm. longa 2|-3^cm. lata subito triangulari-acuta vel cuspidato-acuta basi obtusa vel versus basin rotundata ad extremitatem acuta margine minute crenulato-serrulata, serndis ascendentibus linm. latis |mm. longis, utraque pagirie glaberrima, costa utraque pagine tenuissime elevata, venis utraque pagine tenuissime elevatis vel baud elevatis vix vel baud visis, venulis supra plus subtus minus visis interdum supra tenuissime elevatis subtus impressis vel generaliter subtus baud visis, venis lateralibus primariis utroque latere costas 5-6, mediis a costa angulo 40° egressis ad medium subrectis medio sursum recurvis cum eis superioribus junctis, areolis inter venas laterales oblongis a margine 4 mm. distantibus, ut- raque pagine glaberrima, petiolis 5 mm. longis intus late canaliculatis vel alatis basi baud dilatatis. Flores cymosi, cymis patenti-ramosis pedunculatis soli- tarns axillaribus, pedunculis exceptis 1 cm. longis totiusque latis vel latioribus glabris, pedunculis 1^ cm. longis glabris gracilliuiis, bracteis triangularibus f mm. longis totiusque latis apice truncatis vel obtusissimis basi latissimis baud contractis margine setuloso-ciliolatis valde concavis, pedicellis 6 mm. longis glabris gracillimis apice gradatim ad calycem abeuntibus. Calyx latissime campanu- latus vel subplanus 3 mm. in diametro glaber 1 mm. altus 4-lobatus, partibus baud lobatis cum disco ovarioque connatis, lobis late semirotundatis glabris Imrn. longis 1^ mm. latis apice perfecte rotundatis basi latissimis utroque glabris margine sub lente minute denticulatis fusco-marginatis basi ad mar- ginem vix vel baud imbricatis. Petala 4 tenuissime membranacea late rotundata latiora quam longiora 2 mm. longa apice subrotundata plus minus margine eroso-denticulata vel brevissime ciliolato-denticulata versus basin integra ad insertionem contracta ad basin ^ mm. lata coucava extus glabra intus subglabra sed sub microscopio brevissime pubescentia. Stamina 8 ad marginern disci inserta, filamentis \ mm. longis complanato-subulatis glabris, 18 CELASTRINEJK. antheris late cardato-reniformibus 5 mm. latis §mm. longis apice vix vel hand emarginatis basi profunde 2-lobatis, lobis (loculis) firine contactis, partibus api- calibus connatis. Discus annularis. Ovarium semi-inferius sed ad apiceru libe- rum, partibus liberis complanato-conicis facie sub lente tenuiter vel dense breve echinatis, apice subito ad stylum abeuns, stylo glabro circ. 1 mm. longo columniformi basi coniciformi f mm. longo plus minus sulcato haud perfecte tereti apici stigmatifero. HAB. Mt. Arisan, inter Suisharyo et Funkiko, Aprili. 1914, leg. R. KANE- HIRA, I. TANAKA et B. HAYATA. Near E. Spraguei HAY., but distinguishable from it by the ovate broader leaves. Euonymus Spraguei HAYATA (Fig. 7). Ic. PI. Formos. I. p. 137, t. 20. Descriptio auctata : Folia speciminis floriferi ininora et tenuiora quam iis speciminis fructiferi oblonga chartacea vel chartaceo-membranacea ; stipulis caducissimis triangularibus J mm. lougis totiusque latis fimbriatis. Gemma conica apice acuta, peralis triangularibus margine ciliato-serrulatis. Cymre versus apicem ramuli ad axillas foliorurn oppositim sitee solitarije glabros pedunculate, pedunculis glabris complanatis 1^ cm. longis simplicibus apice cymigeris, cymis ipsis (pedunculis exceptis) 2 cm. longis totiusque latis multi- floratis, bracteis subtriangularibus minus quam 1 mm. longis totiusque latis apice obtusis vel obtusissimis margine subintegris vel minute serrulato-ciliolatis, pedicellis 5^ mm. longis glabris apice dilatatis ad ctipulam calycis abeuntibus. Calycis cupula subplana vel plus minus deorsum concava 2 mm. in diametro, lobis 4 semirotundatis 1£ mm. latis f mm. longis glabris margine castaneo- coloratis eroso-ciliolatis vel haud ciliolatis in flore apertienti deorsum reflexis sed semper sursuni concavis. Petala in flore apertienti rotundata 3 mm. longa basi brevissime unguiculata, partibus unguiculatis minus |mm. longis 1 mm. latis, lamina rotundata 2J mm. in diametro margine croso-ciliolata glabra. Stamina 4, filamentis glabris 1^ mm. longis complanatis glabris basi ^ mm. latis sursum gradatim angustioribus, antheris triangulari-cordatis minus ^mm. longis totiusque latis apice triangulari-acutis ad summuni apiculatis basi cordatis usque ad ^ lobatis (lobis apice rotundatis) dorso perfecte planis facie convexis glabris. Discus latiusculus glaber planus. Ovarium semisuperius, partibus CKLASTRINE.'E. 19 liberis conicis l^mm. latis § mm. longis densissime eclii- nato-setulosis (setulis ^ mm. longis obtusis) apice ad basin styli abeuntibus, stylo colum- uiformi 1 1 mm. longo glabro apice glabro stigmatifero, ovarium 4-loculare, loculis 2-ovulatis. HAD. Mt. Arisan : prope Taroyen, leg. I. TANAKA, R. KAXEHIRA et B. HAYATA, Ap- rili. 1914(F1.). Euonymtis Tanakse MAXIM.; MATSUM. et HAYATA Ennm. PL Formos. p. 83. Frutex, rami et ramuli fusco- cinerascentes, cortice rugosis- siino cicatiicibus foliorum elcvatis transverse semi-rotun- datis notato. Folia versus upicem densissime alternatim disposita vel subverticillata chartacea in exsiccato fulvo-viridia obovata obovato-oblonga 5^-7 cm. longa 2|-4 cm. lata apice triangulari-obtusissima vel breve cuspidato-obtusissima basi cuueata margine crenulato-seiTiilata, serrulis 2 mm. latis ^ mm. longis sub- rotundatis, versus basin integra utraque pagine glaberrima, costis venisque utra- que pagine tenuissime elevatis distinctis, venulis vix vel haud visis tenuissimib1, venis lateralibus primariis utroque latere costfe 7, mediis a costa angulo 45° egressis subarcuatis, sursum ramosis pvope marginem e^ranescentibus, venulis tenuissime reticulatis, reticulis hand impressis liaud elevatis vix visis, supra virido-fuscentia subtus pallida, petiolis 8 mm. longis intus canaliculatis vel angustissime alatis. Cymre versus apieem ramorum quasiterminaliter coespito- Fig. 7, Etwnymus Spmguei HAYATA ; a, a leaf, natural- size ; b, a flower, X 4 ; c, the same, seen from back x 4; d, a sepal; e, a petal; f, g, h, stamens; i, ovary ; figures are drawn from hardly opened flowers; petals and filaments are a little shorter here than those given in the description. 20 CELASTRINE/E. siinque sites seel in scnsu vero ad axillas folioruin versus apicem rami approximatim dispositorum solitaria? glabra>, pedunculis 3-5 cm. longis corn- planatis, cymis ipsis subumbelliformibus 3-8-radiatis simplicibus 1| cm. longis (pedunculis exceptis) totiusque latis, radiis vel pedicellis 1^ cm. longis glabris, bracteis caducissimis ignotis. Calycis cupula subplana vel leviter deorsum recurva extus glabra 5 mm. in diarnetro, lobis 4 brevissimis latissimis late crescenti- formibus 1 mm. longis 4 mm. latis apice perfecte latissime rotundatis plus minus deorsum reflcxis sed supra sursum concavis dorso -convexis glabris ad marginem mucronibus nigro-coloratis remote instructis versus basin imbricatis crassiusculis. Petala 4 late rotundata 6 mm. longa 7 mm. lata latiora quam longiora margine erosa exteriore recurva intus convexa extus concava (in flore apertiente) utraque pagiue glabra multinervia basi ad insertionem 2mm. lata. Stamina 4 per discum planurn exserta, filarnentis glabris 1^ mm. longis coni- planatis ^ mm. latis validiusculis per totam longitudinem requilatis, antheris subbasifixis late obreniformibus 1| mm. latis | mm. longis, loculis superioribus, connectivis inferioribus latiusculis ; areolis sub stamine late oblongis 2 mm. longis a ovario circ. 1mm. a margine disci circ. ^mm. distantibus elevatis plus minus rugulosis (in exsiccato) ; disci ampli 6 mm. in diametro plus minus convexi margine leviter 4-lobati, lobis latissimis rotundatis. Ovarium semi- superius apice per discurn penetrato-exsertum, partibus exsertis liberis tetra- gono-conicis 1 mm. altis apice acutis stylo brevissimo | mm. longo apiculatis in sectione tetragonis ad angulos angustissime alatis, facie inter angulos subconcava glabra Irevi, 4-loculare; loculis 4-ovulatis. HAB. Kelung, leg. S. SASAKI, Aprili. 1911. This is merely a form of Euonymus Tandkcc MAXDI. Avith emarginate leaves due to some injurious causes. The normal form of a leaf is cuneately obovate with a short cuspidate tip. Celastrus LINN. Celastrus Kusanoi HAYATA (Fig. 8), Mater. Fl. Forrnos. p. 60. Descrip- tio auctata : — Frutex scandentissimus ad tnmcum arboris a basi usque ad summum scandens, cortice leevi haud ruguloso fuscopurpurascenti lenticellato, (lenticellis minutis longitudinaliter oblongis 1 mm. longis ^ mm. latis), subgla- bratus vel minute hirsutus, ramulis hortoniis fulvo-villoso-hirsutis haud lenti- CELASTRINE-ft. 21 cellatis. Folia ut videntur decidua raembranacea oblongo-rotundata vel ro- tundata 5-7^ cm. longa 38-50 mm. lata apice cuspidatoacuta ad summum obtusissima ad centrum summorurn breve aristata, aristis 1 mm. longis, basi truncato-rotundata margi- ne minute tenuissime ser- rata, serris a se (ab apice seme usque ad apicem altrius proxiinee) 5 mm. distantibus ascendentibus brevissimis apice breve aristatis, (aristis interdum obsoletis), basi subintegra utraque pagine glabra, costa curn venis vcnulis- que supra plana hand impressa hand elevata subtus tenuissime elevata sed distincte visa gracil- lima, venulis inter venas laterales rectangulariter transversis tenuissimis, ve- nis primariis lateralibus utroque latere costas 5-7, basilaribus a costa angulo circ. 90' cgressis, mediis an- gulo 50° egressis subrectis vel plus minus arcuatis hand flexuosis sursum arcua- tis, petiolis circ. 20cm. longis gracillimis subglabris vel adpresse tenuissime hirsutis intus sulcatis. Flores virides cymosi, cymis paniculatis, paniculis axilla- ribus vel terminalibus ; rhachis panicularum fulvo-hirsuta, pilis brevissimis TTS mm. longis ; bracteis caducissimis ; pedunculis cymarum circ. 1 cm. longis hirsutis rectis a rhachibus panicularum valde divaricatis, pedicellis 2 mm. longis basi cum pedunculo articulatis apice cum calyce connectis. Calyx extus brevis- sime hirsutus late campanulatus 2^ mm. longus 4 mm. latus 5-lobatus, lobis Fig. 8, Celastrus Rusanoi HAYATA; a, a leaf, natural size ; b, a flower, X 6 ; c, the same in section, petals taken off; (1, a sepal, Xf>; e, a petal, x6; f. g, li, .stamens x6. 22 CELASTUINEA'. triangulari-quadraugularibus 1§ mm. longis basi latissiinis 1| mm. latis apice truncatis (partibus truncatis 1mm. latis) margine obscure denticulatis intus gla- bris deorsum fusco-maculato-punctatis. Petala cuneato-obovata minus 4mm. louga l^min. lata apice trancata vel rotundata basi cuneata ad insertionem ^ mm. lata margine eroso-denticulata extus glabra intus deorsum minute hirsuta ad apicem limbi calycis inserta. Stamina ad apicern limbi calycis vel ad basin lobi calycis inserta, filamentis valdo complanatis 3^ mni. longis ^ mm. latis deorsum minute hirsutis versus apicein plus minus angustioribus, antheris sub- cordatis minus quain 1mm. longis totiusque latis glabris apice minute api- culatis vel haud apiculatis extrorsis vel (rarissime) introrsis. Discus tenuissimus. Ovarium minutum conicum ^ mm. loiiguin apice ad stylum ^ mm. longurn abe- uns, stylo breve columniformi glabro ^ mm. longo apice truncate stigmatoso. HAD. Mt. Arisan : inter Heishana et Jujiro, leg. B. HAYATA, Aprili. 1914. The above description is drawn up from a flowering specimen, while the original one is from a fruit-bearing specimen. Celastrus leiocarpus HAYATA sp. nov. Frutex. Kami graciles ciuereo- rubescentes subrugulosi lenticellati, lenticellis niinutis elevatis cinerascentibus. Folia oblonga oblongo-ovata 4-4^ cm. longa 2-2^ cm. lata apice acuta ad sum- mum acuta vel obtusa basi obtusa vel breve acuta margine breve semilata versus basin integra coriacea utraque pagine glabra, costa supra tenuissime elevata subtus prominente elevata, venis venulis supra reticulatis manifesto impressis, subtus venis tenuissime elevatis venulis subtus haud vel vix elevatis, reticulis venularum haud visis, petiolis 6-8 mm. longis glabris supra (intus) canaliculatis. Flores ignoti. Fructus cyrnoso-racemosini dispositi, racemis 12cm. longis cum fractu 2^ cm. latis a ramulo angulo recto divaricatis, pedicellis 3-4- congestis 1cm. longis; calycis lobis persisteutibus triangularibus apice obtusis margine erosis 1 mm. longis ; fructus facie flavesceutes Ia3ves 3-valvatim dehi- scentes, valvis (carpellis) ovato-oblongis basi obtusis apice acutis cum stylo apiculatis dorso convexis ventrali valdo concavis medio intus costatis, (costis plus minus sulcatis), crustaceis intus flavcscentibus. Semina in fructu singulo 6 arillis membranaceis toto obtecta rubescentia oblouga 2^ mm. louga minus quam 2 mm. lata laevia vel minute densissime longitudinaliter punctata. Al- bumen copiosum ; embryo ampins. CELASTRINE2E. 23 HAB. Taito : Iryokukaku, leg. U. MORI, 1906 (No. 2198). Very near C. gracillimus HAYATA, but distinguishable from it in having much thicker leaves with impressed veins on the upper surface. Celastrus longe-racemosus HAYATA sp. nov. (Tab. III.) Frutex ad trun- cos arboris a basi usque ad summum scandens, ramis ramulisque gracilibus glaberrimis, cortice in exsiccato fusco-purpurascenti plus minus lenticellato, enticellis prominente elevatis, vet haud lenticellato. Folia ut videntur decidua chartacea in specimine variegato-cinerascentia subnitida oblongo-oblanceolata vel obovato-lanceolata 48 mm. — 58 mm. longa 17 mm. lata apice cuspidato-acuta vel abrupte acuta ad summum acuta haud aristata basi obtusa vel cuneata margine (apicibns et partibus basilaribus cuneatis exceptis) crenato-serrulata, ser- rulis ascendentibus, costa supra tenuissime elevata gracillima subtus plus prominente elevata, venis venulis utraque pagine elevatis, reticulis venulamm utraque pagine distincte elevatis, venis lateralibus primariis utroque latere 5-6, inferioribus a costa angulo 30° egressis, superioribus angulo 40 ° egressis utraque pagine elevatis, petiolis 3 mm. longis glabris. Flores albi vel virido-albi longe paniculati, paniculis supra cicatrices foliorum deciduorum sitis vel termi- nalibus vel e basi ramorum oriundis basi multo perulatis (perulis triangula- ribus squamiformibus siccis castaneis) longissimis descendentibus vel pendulis 10-25 cm. longis cum flore 2cm. latis, ramis panicularum brevibus circ. 1cm. longis, floribus ad apicem rami cymose dispositis, rhachibus et ramis glabris subtetragonis, pedicellis ultimis viridibus circ. 3 mm. longis glabris ad medium articulatis, basi bracteis singulis et bracteis duabus instructis, bracteis !£ mm. longis triangulari-linearibus ^ mm. latis margine eroso-ciliolatis acuminatis, bracteolis oblongis minutis i mm. longis ciliolatis. Calyx late campanulatus viridis 1| mm. altus 4mm. in diametro 5-lobatus, lobis late rotundatis Imrn. longis 2 mm. latis denticulato-ciliolatis intus concavis extus convexis glabris. Petala 5 pallido-albo-viridia lineari-oblonga 2^ mm. longa 1| mm. lata apice obtusa basi sub-sequilata ad insertionem 1 mm. lata margine irregulariter eroso- denticulata in flore apertienti exteriore reflexa deorsuni recurva. Discus membranaceus cupuliformis cum tubo calycis toto connatus margine liber erectus, partibus erectis i mm. altis margine inter stamina dente uno instruc- tis, glaber. Stamina 5 ut videntur ex apice marginis disci oriunda, fila- 24 CELASTRINE^E. mentis 1mm. longis glabris complanatis apice teretibus angustioribus, antheris oblongo-cordatis § mm. longis totiusque latis glabris basi cordatis apice obtusis baud trancatis baud apiculatis vel tenuissime emarginatis. Ovariuui fere superius glabrum ^mm. longmn fmm. latum subconicum apice ad stylum abeuns. stylo brevissimo fmm. longo columniformi apice truncate, 3-loculare?, loculis 2-ovulatis ? HAB. Mt. Arisan : inter Karapin et Suisharyo, leg. B. HAYATA et I. TANAKA. Remarkable for its very long racemes. Celastrus gracillimus HAYATA sp. nov. Frutex scandentissimus a basi trunci arboris usque ad sum mum ascendens, ramulis subrectis teretibus cincras- centibus glabris longitudinaliter striato-rugosis versus strias fissis lenticellatis, lenticellis elevatis longitudinaliter fusiformi-oblongis minus quam 1 mm. longis minus quam ^ mm. latis fulvescentibus, ramulis floriferis fusco-rubescenti- bus, ultimis baud lenticellatis. Folia tit videntur decidua membranacea vel membranaceo-cbartacea obovata vel oblonga 5^ cm. longa 3cm. lata apice breve caudato-acuta ad summum acuta basi triangulari-acuta vel rotundato- acuta sed ad basin semper acuta, venis venulis in exsiccato utraque pagine distincte elevatis, costa supra minus subtus plus elevata, reticulis venularum supra plus subtus minus elevatis, margine (acuminibus partibus basilaribusque exceptisj serrulata, serrulis ascendentibus a se 2mm. remotis, acumine basique integro, venis lateralibus primariis utroque latere 5-6, mediis a costa angulo 50° egressis, pagina utraque glabra subtus pallida, petiolis 1 cm. longis intus sulcatis glabris, stipulis caducissimis filiformibus 1 mm. longis simplicibus vel interdum 2-3-fimbriatis. Cyrnse breves 1cm. longre pedunculate ad axillas foliorum superiorum solitaries, pedicellis gracillimis basi bracteatis, bracteis minutis linearibus ^mm. longis, pedicellis glabris ultimis 3mm.-4mm. longis, supra medium articulatis. Flores virides ; petala viridia albo-marginata. Calyx late campanulatus 1mm. altus 5-lobatus, lobis oblongis minus quam 1mm. longis § mm. latis apice obtusissimis vel rotundatis inargine minute glan- duloso-denticulatis glabris. Petala 5 obovato-oblonga plus quam 3 mm. longa 1^ mm. lata apice obtusissima basi subcuneata margine sursum eroso-denti- culata. Discus tenuissimus cum limbo calycis toto connatus margine 5-lobatus, lobis liberis i mm. altis £ mm. latis cum stamine alternis tenuissiinis mern- CELASTRINE.E. 25 branaceis. Stamina 5 cum lobis disci alterna, filamentis complanatis 2^ mm. longis basi cum disco connatis apice angustioribus glabris, antheris late cor- datis 1 inm. latis minus quam 1 mm. longis latioribus quam longis apice emarginatis basi lobatis glabris. Ovarium inferius, stylo columnari 1 mm. longo glabro apice 3-fido, ramis ^ mm. longis apice triangularibus acutis stigmatosis. HAD. Mt. Arisan : inter Jujiro et Heishana, leg. 13. HAY ATA, Aprili. 1914. Fruits of this species are not yet observed. I found a few fruit-like bladders caused by an insect in the ovaries, which bladders may have been mistaken for fruits. The following is the description of the same bladder which was at first taken for a fruit. Galla ovarii globosa 6-7 mm. in diametro succulenta apice rotundata cum lobis calycis persistentibus adpressis coronata basi rotundata sed ad ex- tremitatem brevissime apiculato-attenuata lasvis in exsiccato fulvescens glabra. Very near C. leiocarpus HAY., but differs from it by the much thinner leaves with elevated veins on the upper surface. Celastrus geminiflorus HAYATA sp. nov. (Fig. 9) Frutex scandentissimus fusco-purpurascens longitudinaliter rugulosus lenticellatus, lenticellis minutis elevatis rotundatis medio fissis § mm. longis. Folia ut videntur decidua mem- branacea oblonga vel obovato-oblonga 4| cm. longa 27 mm. lata apice abrupte acuta ad summuui acuta basi triangulari-acuta vel acuta margine (partibus basilaribus exceptis) brevissime serrulata, serrulis mediis a se 3 mm. remotis, inferioribus a se 6 mm. remotis ascendentibus, costa supra plana haud impressa vix elevata, venis primariis lateralibus gracillimis utraque pagine tenuissimis plus minus elevatis utroque latere costre 3-4 a costa angulo 45° egressis sub- rectis sursum arcuatis, utraque pagine glaber- rima subtus pallida, petiolis 4-5 mm. longis glabris intus canaliculatis, stipulis filiforrni- bus crispatis 1^ mm. longis a basi 2-3-fim- briatis vel simplicibus. Flores $ ad axillas foliorum solitarii vel gemini sub folio penduli vel desceudenter siti graciliter pedicellati, pcdicellis pendulis 3mm. longis Fig" 9' miflora HAVATA ; a, a male flower ; h, the same, expanded glabris medio articulatis. Calyx obconicus c, a ntamen. 2 inni. longus 2| mm. latus ad medium longitudinis 5-lobatus, lobis oblongo- quadrangularibus l^rnm. longis basi 1mm. latis apice obtusissimis truncatis apice et latere minute serrulato-denticulatis glabris. Petala 5 obovato-linearia 5mm. longa l^mm. lata apice truncata vel obtusissima deorsum cuneato- angustata ad insertionein § mm. lata 1-uervia margine medio sursum minute denticulata medio deorsum subintegra suberecta vel extrorsum tenuissime re- curva. Stamina 5 hand exserta quam petalis breviora 3^ mm. longa, filamentis giabris tereto-complanatis 3 mm. longis apice attenuatis, antheris late cordatis § mm. longis latioribus quam longioribus apice emarginatis basi 2-lobatis gla- bris. Discus 5-lobatus, lobis dorso complanatis fmrn. longis ^ mm. latis apice truncatis in exsiccato rubescentibus glabris. Ovariuui fere reductum, stylo columnari § mm. longo. HAB. Fokien : Mt. Useki, leg. S. NAGASAWA, Dec. 1910. JPerrottetia H. B. et K. Cassinioideas — Perrottetieas ENGLER u. PRANTL Nat. Pfl.-farn. III-5, p. 220 ; BENTH. et HOOKER Gen. PL I. pp. 367 et 998 ; LOZSNER, in ENGL. Bot. Jahrb. XXIV. p. 199 sub Hex racemosa OLIV. (in HOOK. Ic. PI. t. 1863). DISTRIB. Mexico, Columbia, Sandwich, Australia, Molulcka, Java, Sumatra, Borneo, Philippines ; China : Hupeh. Perrottetia arisanensis HAYATA sp. nov. (Tab. IV.) Arborescens vel frutes- cens. Bami defoliati graciles flexuosi ramulos foliatos alternatim gerentes, cortice glabro fusco-cinerascenti haud lenticellato hac atque iliac nigricanti, teretes. Ramuli subrecti alternatim foliati sursum hirsuti teretes in exsiccato fuscentes. Folia alterna membranacea in exsiccato ovato-oblonga vel elongato-oblonga 5- 9 cm. longa 2-4 cm. lata apice caudato-acuminata, acuminibus apice plus minus falcato-recurvis vel haud recurvis ad summum aristatis, basi rotundato-obtusa obtusa vel rotundata margine argute serrulata, serrulis rnediis a se (ab apice seiTuL-B usque ad apicem altrius proximaa) 2| mm. distantibus brevibus apice aristis vel mucronibus § mm. longis instructis, latere superiore serrularum sub- nullo, latere inferiore 2| mm. longo, pagine in exsiccato supra fuscentia glabm subtus pallida ad costam venasque primum subtus fulvo-pubescentia demum subglabrata, costa supra plus minus angustissime elevata subtus tenui late elevata. venis lateralibus supra tenuissime elevatis subtus plus elevatis, reticulis CELASTRINE^K. 27 vcnularum utraque pagine tenuissime impressis supra vix subtus distincte visis, paginc subtus ad axillas inter costain et venas laterales fasciculis piloruru alborum instructa, venis lateralibus primariis titroque latere costas 8-9, racdiis a costa angulo 30'-40° egressis arcuatis prope inargiuem raniulosis ad venulam abeuntibus, petiolis fuscentibus 5 mm. longis hirsutis vcl glabratis intus pro- funde sulcatis, stipulis miautis ovato-triangularibus 1 mm. longis ^ mm. latis obtusis intus glabris extus hirsutis ciliolatis caducissimis. Flores minuti mo- ncecii cymose dispositi ; cyrnis ad axillas foliorum superiorum solitariis vel terminalibus 2-3 cm. longis totiusquc latis, ramis flexuosis gracilibus, rhachibus ramis ramulisque glabris vel hirsutis, bracteis minutis oblongis ± mm. longis longe ciliatis. Fl. $ : pedicellis 3-4 mm. longis ad medium vel propc apicem avticulatis ; calyx subplanus glaber, cupula 1| mm. in diametro. Sepala 4 linearia glabra recta subpatentia l^mm. longa |-|rnm. lata apice obtuso-acuta 1-nervia basi plus minus dilatata margine haud vel vix ciliolata persistentia. Petala cum sepalis conformia exacte c margine cupulfo calycis inter sepala oriundi (sinibus inter sepala et petala obtusissimis) 1-nervia linearia 1^ mm. longa i— | mm. lata recta patentia margine vix interiore recurva margine Integra apice acuta haud vel vix ciliolata basi vix dilatata. Stamina 4 cum petalis alterna ad marginem disci inserta, filarnentis i-1 mm. longis glabris, antheris dorsifixis rotundatis utrinque emarginatis § mm. in diametro versatili- bus. Discus complanatus ad totam faciem cupula3 calycis expansus tenuis. Kudimentum ovarii minutum in disco semi-immersum ovoideum ^-i mm. longum glabrum, stylo ^ mm. longo apice 2-fido. Fl. Q. minores quaui floribus masculinis. Sepala ct petala conformia in alabastro haud vel vex imbricata in flore apertienti patentia deorsum ± recurva linearia 1 mm. longa basi latiora ^ mm. lata apice acuta vel acuminata margine integra utraque pagine glabra. Staminodia 4 sepalis opposita ad marginem disci inserta brevissima oblonga dorso complanata ^ mm. longa -| mm. lata apice obtusissima. Discus ad faciem cupula) calycis expansus. Ovarium superius globosum plus quam ^ mm. in diametro glabrum 2-loculare, loculis 2-ovulatis, ovulis colateralibus erectis am- phitropis, raphe ventrali. Fructus in exsiccato fuscentes depresso-globosi tenui- ter 4-lobati Ifrnm. lati l^rnm. longi apice truncati vel plus minus depress! baccati haud succulent! sed sicci apice stylo persistenti coronati basi sepalis 28 KHAMNE/K. petalisque persistentibus suffulti. Semina in fructu singulo 4 globosa plus minus complanata 1 £ mm. longa totiusque lata arillis membranaceis toto obtecta, testa Crustacea minute reticulato-rugosa fuscenti ; albumen copiosum ; embiyo ignotus. HAB. Mt. Arisan, inter Karapin et Suisharyo, leg. I. TANAKA, E. KANE- HIRA et B. HAY ATA, Aprili. 1914. Near Perrottetia alpestris var. pkilippineiisis. The new species just des- cribed is one of the plants which I found extremely difficult as to its proper family. As the petals and sepals are very similar and arranged nearly in a single whirle, it was very difficult task to determine the relative position of the floral elements. The structure of the ovary and ovules was also very hard to be stated exactly. I have made all these difficult characters clear, by studying the commencement of the flower-development. The distribution of this genus is very interesting. According to Th. LOZSEXER (in ENGL. Bot. Jahrb. XXIV. p. 200), there exist eleven species in all ; two in Mexico, two in Columbia, one in Hawai, one in Australia, one in Molukka, one in Java, Sumatra and Borneo, one in the Philippines, one in China, and the last, the present one, in Formosa. The Chinese plant is illustrated under the name of Ilex racemosa OLIVER in HOOK. Ic. PI. t. 1863. Our plant exactly accords with the descrip- tion given by LOOSENER in ENGL. et PRANTL. Nat. Pfl.-farn., but less exactly with that of the Genera Plantarum, as far as the generic characters of this plant are concerned. Rhamnese. AlpJiitonia REISSEK. Alphitonia excelsa REISSEK, ex ENDL. Gen. PL p. 1098. HAB. Hainan : leg. S. KONISHI. Named by Mr. E. D. MERRILL. Saf/eretia BRONGN. Sageretia hamosa BROXG.; HOOK. f. Fl. Brit. Ind. I. p. 641; HEMSL. Ind. Fl. Sin. I. p. 131. The species is recorded from Formosa. But, the occurrence of this species is very doubtful ; so far, we have never seen the plant in the island. RHAMNE-ffi. 29 Sageretia randaiensis HAYATA. sp. nov. (Fig 10). Ramuli graciles fusco- pubescentes glabri. Folia subalterna in exsiccato chartacea in exsiccato fulvo- rubescentia oblonga vel oblongo-ovata 10-13 cm. longa 4|-6 cm. lata apicc cuspidato-acuta ad apicem cuspidis obtusa ad summum breve apiculata basi rotunda margine minutissime vel tenuissime serrulata, serrulis a so (ab apice serrularamusque ad apicem altrarum) 2 mm. distanti- D 0 bus, supra glaberrima subtus glabra ad castas plus minus pubescentia demum glabrata, costa supra im- pressa subtus prominente elevata, venis lateralibus primariis supra tenuiter impressis subtus prominente elevatis utroque latere cosfee 8-9, inferioribus alternis, - \ superioribus oppositis, mediis a costa angulo 45° eg- . ressis a basi sursum apice gradatim arcuatis versus Fig. 1O, Sageretia apicem subito arcuatis prope marginem evanescenti- randaiensis HAYATA; a, a bract ; b, a flower ; c, a bus, venulis inter venas laterales oblique transversis portion of the same, sepals utraque pagine elevatis, reticulis venularum utraque expanded; a, e, stameas, seen from different sides ; pagine elevatis distincte visis, petiolis 1 cm. longis f, a petal with a stamen, glabris subteretibus latere complanatis intus profunde sulcatis. Flores sessiles glomerato-spicati, spicis terminalibus simplicibus vel pauce ramosis in speci- mine nostro 2|cm. longis, glonieris 2-4-floratis approximatim spicatim dispositis rhachis spicarum fulvo-villosa ; sub flore singulo bracteis unis bracteolis duabus sitis, bracteis ovato-triangularibus acutis 1 mm. longis dorso triangulari-carinatis paucissime pubescentibus vel subglabratis intus concavis extus convexis margine prsesertim basi ciliolatis, bracteolis oblongis acutis 1 mm. longis basi mar- gineque ciliolatis glabratis dorso convexis intus concavis. Alabastrum florimi depresso-globosum apice breve cuspidato-acutum basi rotundatum vel trunca- tum. Flores apertientes cum sepalis valvatis erectis 2^ mm. in diametro toto glabri sed ad basin hirsuti. Sepala 5 valvata triangulari-cuspidata \\ mm. longa 1 mm. lata apice cuspidato-acuta vel acuta basi latissima crassiuscula toto glabra extus plana intus leviter concava vel subplana medio 1-costata, costa prominent!, margine elevato-carinata. Petala 5 minuta | mm. longa stamina involventia secus longitudine plicata explicate rotundata basi acuta apice rotundata rnargine hyalina. Stamina 5 petalis opposita 1mm. longa 30 AMPELIDE.E. petalis longiora, filamentis validiusculis §-mm. longis glabris complanatis lin- earibiis glabris, antheris ovato-obloiigis apice apiculatis J mm. longis. Cupula calycis pcntagona subplana vel leviter concava 2 mm. in diametro ; discus planus toto facie cupulae extensus. Ovariuni ovoideo-conicum apice obtusissi- nmm § mm. longum glabrum extus tenuissime multi-sulcatum apice stigmato- sum, stylo nullo ; ovarium 2-loculare, ovulis in loculis solitariis erectis ana- tropis, raphe dorsali. Fructus non visus. HAB. Mt. Kandaisau, leg. B. HAYATA et U. MORI, Aug. 1908, (No. 7008). In respect of the leaves, this new species is very near Sageretia hamosa BROXON. It is very likely that the new species is the same as the plant which is recorded from Formosa as Sageretia hamosa BRONGN. (HEMSL. Ind. Fl. Sin. I. p. 131). I have never seen the type of the latter species. The only desc- ription which is accessible to me is one given in HOOK. f. Fl. Brit. Ind. I. p. 641. It is, however, something like gambling to identify the plant in question with a species by means of so short a description as that quoted bellow. " Leaves 4-5 by 2 in. elliptic-oblong shortly acuminate serrate glabrous on both surfaces. A large shrub, with long straggling glabrous branches, unarmed or with very stout short deflexed spines. Flowers puberulous, in terminal and axillary panicles not longer than the leaves." The bracts of our plant are puberulous, but the flowers are never hairy. Ampelideee. Vitis LINN. Vitis (Tetrastlyma) arisanensis HAYATA n. n. Vitis umbellata HEMSL. var. arisanensis HAYATA Ic. PL Formos. III. p. 63. Descriptio auctata : Flores dicecii. Flores $ : umbellati, pedunculis longis glabris ad apicem incrassatis ad capitulum semiglobosum expansis, capitulis facie cupulas minimas uumerosas gerentibus, pedicellis (radiis umbellarum) cum cupula articulatis. Pedicelli 7-8 mm. longi glabri subteretes vel plus minus complanati sursum plus minus dilatati ad apicem ad calycem subplanum expansis. Calyx planus 1^ mm. in diametro elobatus ultra receptaculum circ. ^-mm. extcriore expans margine sub- integer. Petala 4 subrubescentia in alabastro erecta in apertienti subpatentia suberecta hand reflexa lineari-oblonga 3^ mm. longa 1^ mm. lata apice subito SABIACE^S. 31 triangulari-acuta basi plus minus contracta obtusa ad basin ^mm. lata margine integra plus minus plicata valvata utraque facie glabra fcevia sed extus clorso versus apicem sub lente botryoideo-muricata intus concava pnesertim versus apicem profunde concava. Stamina 4 e receptaculo oriunda 2| mm. longa, filarnentis glabris complanatis 2 mm. longis ^ mm. latis utrinque acutis, antheris late cordatis vel rotundatis glabris latioribus quani longis utrinque emarginatis 1 mm. latis. Rudimentum ovarii cum disco obconico-tetragonum basi § mm. latum apice 2 mm. latum apice perfecte truncatum planum ad centrum impres- sum. Fl. -£ : 3 mm. longi. Calycis lobi 4 brevissimi late rotundati deorsum reflexi •£ mm. longi margine ciliolati. Petala 4 elongato-triangulari-oblonga 3 mm. longa l^mm. lata apice intus cuculliforrne concava obtusa interiore apice apiculata exteriore dorso apice cornuta, cornibus £ mm. longis, basi rotundata latissima ad insertionem ^ mm. lata intus glabra fcevia extus glabra plus minus verrucosa margine integra valvata. Staminodia 4 extranectarina minuta § mm. longa, antheris abortivis minutis. Discus pulviniformis ad basin ovariuni situs. Ovarium cum stylo conicum cum stylo 2 mm. longum basi latissimum 2 mm. latum, stylo brevissimo, stigrnate dilatato plus minus 4-lobato ; ovarium 2-loculare, loculis 2-ovulatis. HAB. Mt. Arisan, prope Heishana, Mai. 1913, leg. S. SASAKI (Fl. $); ibidem, leg. 13. HAYATA, Aprili. 1914. (Fl. ^). Vitis (Tetrastigma) shifunensis HAY ATA n. n. Fit-is tripliylla HAYATA Mater. Fl. Formos. p. 63. As the name V. tripliylla is used for another older species, a new name is here taken for our plant. Vitis (Tetrastigma) bioritsensis HAYATA n. n. Vitis dentata HAYATA Mater. Fl. Formos. p. 62. As the name Vitis dentata is used for another older species, a new name is here taken for our plant. Sabiacese. Sabia COLEBR. Sabia transarisanensis HAYATA sp. nov. (Tab. V.). Fnitex scandentissimus plus minus volubilis; rami teretes in vivo virides, medulla solida, cortice 32 SABIACEvE. Isevi baud vel tenuissime lenticellato elevato-ruguloso glaberrimo, cicatricibus foliorum elevatis semi-rotuadatis IJmm. latis, rainuli gracillimi hornotini foliati basi perulis triangularibus subrotundatis 1 mm. longis ciliatis 2-3- seriatiin dispositis et cataphyllis binis obovato-spathulatis 8mm. longis suffulti. Folia membranacea alterna ovato-oblonga vel obloaga 4cm.-6cm. longa 18mm.- 30 mm. lata apice acuta vel breve acuminata ad summum obtusa basi obtusa vel acuta margine tenuiter cartilagineo-marginata obscure denticulata, denti- culis minutis apice ciliolatis, membranacea supra in vivo pallido-viridia subtus pallidissimo-cinerea, nervis venis venulis rubro-coloratis subtus distinctc reticu- latis tenuissimis, utraque pagine glabra, costis venisque utraque pagine baud vel vix elevatis subplanis, costa flexuosa baud recta, venis lateralibus primariis •utroque latere costfe 5-6 arcuatis, mediis basi angulo 50° a costa egressis, venulis grosse reticulatis, petiolis 4-6 mm. longis rubescentibus, stipulis nullis. Flores ad axillas foliorum ramulorum hortoniorum solitarii vel gemini longe pedicellati, pedunculis ad axillas semper solitariis ebracteatis gracilibus glaber- rimis 1 cm. longis vel apice furcatim l-plo rainosis, ramis vel pedicellis pedunculo brevioribus a se angulo 90° egressis 5-6 mm. longis, vel pedunculis simplicibus baud ramosis florem singnlum gerentibus. Sepala 5 viridia subasqualia oblonga 2cm. longa 1-1 1 mm. lata apice obtusissima basi vix vel baud contracta paralleliter multi-nervia glabarrima. Petala 5-6 subpatentia fusco-purpuras- centia oblongo-quadrangularia 5 mm. longa 2^ mm. lata apice rotundata basi baud contracta ad insertionem 2mm. lata glabra sub-5-nervia margine Integra. Stamina 5-6 petalo breviora glabra, filamentis 2^ mm. longis leviter dorso complanatis subteretibus, antheris rotund itis minus quam 1 mm. latis longisque utrinque emarginatis 2 -locularibus, loculis valvis singulis dehiscentibus. Discus pulviniformis sub ovario situs leviter 5-lobatus | mm. altus. Ovarium globoso- conicum ^ mm. longum totiusque latum glabrum Ireve 2-loculare, loculis 2-ovulatis, apice ad stylum abeuns, stylo validiusculo basi cum ovariis asquilato 3| mm. longo columniformi glabro apice punctiformi stigmatoso, stigmate punc- tiformi minuto. HAB. Mt. Arisan Tozan, leg. B. HAY ATA et TAKEO 1x5, Aprili. 1914. Very distinct for its small and thin leaves not exceeding 5 cm. in length. CORIARIE.E. 33 Coriarieae. Coriaria LINN. Coriaria summicola HAYATA sp. nov. (Tab. VI.). Frutex 1-2 m. altiis ramosissimus, rami glabri tetragon! ad angulos subalati vel acuti, cortice fulvo- cinerascenti glabro in adulto longitudinaliter irregulariter fisso lenticellato, len- ticellis longitudinaliter lentiformibus 1 mm. longis medio fidis vel haud fidis valde elevatis, ramuli hortonii graciles purpureo-rubescentes glabeiTimi tetragoni foliati basi perulis oblongo-triangularibus acutis costatis rubescentibus co-seria- tim dispositis suffulti. Folia opposita oblonga vel ovato-oblonga circ. 3 Jem. longa circ. 13mm. lata apice acuta vel brevissime acuminata basi cuneata vel cuneato-rotundata margine integerrima membranacea vel membranaceo-charta- cea utraque pagine glabra supra fulvo-viridia subtus fulvo-pallidiora 3-nervia, nervis lateralibus basi angulo acuto divergentibus sed sursuin convergentibus ad aicem foliorum attingentibus, venis supra minus subtus plus elevatis, petiolis brevissimis 1-2 mm. longis, pulvinis elevatis, stipulis minutissimis triangulari- bus acutis 5 mm. longis. Racemi ad apicem ramulonim hornptinorum latera- lium terminales vel e ramo annotino laterali oriundi, generaliter racemis floris masculini inferioribus, racemis floris foemineis superioribus. Flores monoecii. Eacemi masculini a basi usque ad apicem floriferi laterales 2-3 cm. longi basi perulis multiseriatim suffulti, perulis rubescentibus triangularibus 3-meris 5- seriatim dispositis apice obtusis, interioribus longioribus 3 mm. longis, bracteis sub flore singulo unis ovato-rhomboideis 3 mm. longis glabris totiusque latis apice triangulari-obtusis basi triangulari-contractis ad insertionem 1 mm. latis, dimidio superiore rubro dirnidio inferiore pallido-viridi, glabris intus valde concavis extus convexis margine eroso-integris, pedicellis 2 mm. longis glabris. Flores $ : Sepala 5, subasqualia rotundato-rhomboidea 2J mm. longa 2 mm. lata apice triangular i-acuta basi plus minus contracta ad insertionem J mm. lata intus concava extus convexa glaberrima prope apicem sursumque rubes- centia. Petala 5 miriuta in magnitudine variabillima oblongo-linearia ^-1 mm. longa i mm. lata glabra apice truncata vel emarginata basi leviter contracta extus plus minus convexa intus concava intus medio prominente carinata, carinis elevatis. Stamina circ. 10 longe exserta, filamentis filiformibus longis- 34 CORIARIE.E. simis crispatis plus 5 mm. longis sepalum duplo superantibus glabris, antheris versatilibus oblongo-linearibus 2^ mm. longis 1 mm. latis apice connective vix producto latiusculo truncate vel emarginato terminatis basi 2-lobatis, lobis basi breve caudatis flavis apice rubescentibus, facie minute muricatis. Kudi- mentum ovarii nullum. Flores -9-: pedicelli longiores 3mm. longi rubescentes glabri. Sepala 5 erecta insequalia exteriora 3 rotundato-ovata 2^ mm. longa 2 mm. lata glaberrima apice obtusissima vel truncata basi obtuso-contracta ad insertionem \ mm. lata margine subintegra sed parte apicali croso-denticulata intus valde concava medio tenuiter carinata, interiora 2 minora. PetaJa 5 subaaqualia sepalum ^-plo eequantia oblonga 1 mm. longa § mm. lata apice § mm. lata apice acuta basi truncata ad insertionem ^ mm. lata integra crassissima inter carpella firme inserta erecta extus convexa intus concava medio promi- nente carinata apice interiore recurva glaberrima. Staminodia existunt vel in abortu ad nullum reducta. Carpella 5 auriculiformia semi-oblonga § mm. longa ^mm. lata latere valde compressa glaberrima dorso rotunda ta facie recta facie ventrali centrali se connata cseterum libera, stylis rectis 1 mm. longis teretibus erectis glabris sursum ad stigmata linearia recurva abeuntibus, stig- matibus cum stylo zequilatis teretibus deorsum valde recurvatis \\ mm. ]ongis rubescentibus minute botryoideo-tuberculatis ; carpella 1-locularia l-ovulata; ovulis pendulis anatropis, raphe dorsali. Fructus ignoti. HAB. Mt. Arisan: T5zan, leg. B. HAYATA, Aprili. 1914. (Fl. •£ et $). Allied to Coriaria sinica MAXIM., C. nepalensis WALL., C. japonica and C. intermedia MATSUM. The new species differs from the first two in having the leaves which are acute or obtuse but never rounded at the base, and in the male flowers which are nearly entirely wanting of rudimentary ovaries ; from C. japonica, by the recurved stigmas and the presence of staminodes or stamens in the female flowers ; and from the last, by much acuter sepals and larger stamens. Coriaria intermedia is found generally at the lower mountains, while the new plant exists only on the top of the mountains nearly 8000 ft. high above sea-level. LEGUMINOS^E. ROSACES. 35 Leguminosee. Bauhinia LINN. Bauhinia (Phanera) Champion! BENTH. Fl. Hongk. p. 99 ; HAYATA Ic. PI. Formos. I. p. 211 "A woody climber, the young branches, under side of the leaves, and inflorescences hoary with a minute tomentum, but otherwise glabrous. Leaves broadly cordate, 5-7-nerved, 2^-4 in. long, 2 to 2J in. broad, divided to about one-third into 2 broad obtuse lobes. Tendrils single, leaf- opposed. Racemes leaf-opposed, simple or several together at the ends of the branches, 4 to 8 in. long, flowering nearly from the base. Flowers pedicellate, white. Calyx-tube very short, lobes lanceolate, about 2 lines long. Petals scarcely longer, nearly equal, with a few hairs outsides. Stamens 3, about twice as long as the calyx, the other 7 very minute or wanting. Pod about 3 in. long, 1 in. broad, 3- to 5-seeded. Common in ravines." — BENTH. I.e. p. 99. Our plant accords pretty well with the above quoted description. A very slight disaccordance is to be seen in the petals which in our plant are much longer than the calyx-lobes and also in the stamens which in our plant are much longer than in the description. Our specimen is lacking fruit. HAB. Mt. Daiton, leg. T. SOMA, Dec. 1913. Rosacese. Primus LINN. Primus (§ Laurocerasus) macrophylla SIEB. et Zucc. Fl. Jap. Fain. Nat. 14 ; FORBES et HEMSL. Ind. Fl. Sin. I. p. 219. Arbriuscula? Kami et ramuli atro-purpurascentes vel cinerascentes inter- dum subnitidi in exsiccato parce minute lenticellati, cortice interdum longitudinaliter fisso. Folia in exsiccato viridescentia chartacea oblonga vel obovato-oblonga 6^-9 cm. longa 3-4 cm. lata apice cuspidato-acuminata vel cuspidato-acuta basi cuneato-obtusa vel obtusissima margine serrulata, serrulis mediis 2 mm. latis ^ mm. longis, versus basin integra utraque pagine glabra, costa supra plus minus elevata media tenuiter sulcata subtus elevata sed facie complanata, venis lateralibus primariis utroque facie tenuissime elevatis utroque latere costte 7-9, mediis a costa angulo circ. 50° egressis arcuatis 36 ROSACES. sursum furcato-ramosis cum eis superioribus junctis, areolis inter venas apice a margine 4-5 mm. distantibus, venulis grosse reticulatis supra baud visis subtus vix visis, margine angustissime cartilagineo-marginata, seiTulis apice mucrone minute instructis, mucronibus fusco-rabescentibus, petiolis 7mm. longis dorso complanatis tenuissitne sulcatis vel baud sulcatis intus pubescentibus 1^ mm. latis medio glandulis 2 oppositis instructis, glandulis rubescentibus elevatis cupuliformibus minus quani 1mm. in diametro, vel glandulis baud instructis, stipulis caducissimis ad axillam e ramulo oriundis lineari-oblongis 3-4 mm. longis minus quam 1 mm. latis apice acutis basi plus minus dilatatis 1 mm. latis crassiusculis glabris. Flores spicati, spicis ad folium annotinum su- periorem axillaribus solitariis simplicibus vel pauce ramosis 4-5 cm. longis cum floribus 1^ cm. latis densissime floratis, rhachibus dense villoso-hirsutis, bracteis basi pedicellorum sitis semirotundatis l^mm. longis 2mm. latis apice rotundato-obtusis utraque pagine villoso-birsutis basi <^— formibus valde conca- vis caducissimis crassissimis ad insertionem 1 mm. latis, pedicellis brevissimis 1 mm. longis hirsutis. Calyx latissime campanulatus cum lobis 3 mm. longus circ. 6 mm. in diametro ad circ. dimidium lobatus extus brevissime villoso- hirsutus intus glaber, lobis 5 late triangularibus 1^ mm. longis basi 2 mm. latis apice acutis vel obtusis extus hirsutis intus glabris margine ciliolatis, sinibus inter lobos late triangularibus obtusis. Petala 5 late rotundata 3mm. longa latiora quam longiora apice late rotundata basi late rotundato-cuneato- contracta ad insertionem ^mm. lata margine ciliolata utraque glabra alba. Stamina oo ad basin lobi (inter partem lobatam et partem baud lobatam calycis) 2-seriatim disposita, antheris reniformibus latioribus quam longioribus utrinque emarginatis plus quam | mm. longis, filamentis glabris complanatis longioribus 3 mm. longis basi triangulari-dilatatis, partibus dilatatis plus quam ^ mm. latis, apice subulato-angustatis glabris. Ovarium rotundato-ovoideuni 1 mm. longum totiusque latum glabrum in fundo calycis situm apice ad stylum abeuns, stylo columnari plus minus recurvo 3 mm. longo glabro ^ mm. crasso apice stigmatifero, stigmate peltiformi plus minus obliquo oblongo fmm. in longo diametro ^ mm. in brevi diametro ; ovarium 1-loculare 2-ovulatum. HAB. Shintiku : Karizenzan, leg. R. Kanehira, Oct. 1914 (Fl). DISTRIB. Southern China, Loo-choo and Japan. ROSACES. 37 Prunus transarisanensis HAYATA sp. nov. Arbriuscula ; ramuli purpur- ascentes vel cinerascentes in cxsiccato nitidi hand rugosi vel versus apicem ramulornm longitudinaliter rugosi subtetragoni, cortice lenticellis elevatis ro- tundatis § mm. in diametro parce notato. Ramuli annotini basi cicatricibus foliorum dense notati, cicatricibus late semi-rotundatis, pulvinis prominente elevatis semi-cupuliformibus. Folia decidua ad basin ramulorum hornotinorum approximatim denseque sita vel versus apicem ramulorum remote alternatim sita membranacea ovato-oblonga 3-5^ cm. longa l|-2|cm. lata apice caudato- acuminata basi truncata vel rotundato-truncata vel obtusa margine argute ser- rulata, serrulis mediis ascendentibus interiore vel exteriore recurvis aristato- Kneari-triangtilaribus latere superiore 1mm. longis latere inferiore 3mm. longis ^-| mm. latis, versus basin truncata utraque pagine glabra, costa supra tenui- ter sulcata subtus elevata, venis lateralibus primariis supra hand elevatis subtus vix elevatis, subtus ad axillas inter costam et venas hirsuta, venis lateralibus primariis utroque latere costre 6-7, mediis a costa angulo circ. 40° egressis arcuatis cum eis superioribus junctis, venulis reticulatis, reticulis minutis utraque pagine vix vel distincte visis, subtus pallidiora, petiolis 8mm. longis intus dense hirsutis extus glabris intus planis medio augustissime sulcatis apice intus glandulis 2-oppositis instructis, glandulis minutis cupuliformibus com- planatis \ mm. in diametro fusco-rubescentibus, stipulis ad axillas e ramulo oriundis linearibus glabris 3-5 mm. longis 1 mm. latis margine ciliolato-serru- latis ciliolis apice glanduloso-globuligeris. Flores versus apicem ramulorum annotinorum ad basin ramulorum hornotinorum quasi-fasciculatim siti, fasci- culis alternatim approximatim 2-3 sitis vel ad ramulos annotinos lateraliter solitariterque siti, fasciculis (in sensu vero racemis) 2-3-floratis 2|cm. longis basi multiseriatim perulatis, perulis extimis minutis subrotundatis 3 mm. longis latioribus quam longioribus apice rotundatis extus valde convexis intus valde concavis ad basin ^-formibus rubescentibus glabris margine glanduloso- ciliolatis, (ciliolis rotundiformibus complanatis T\j mm. longis), interioribus vel intimis oblongo-spathulatis 7 mm. longis 4 mm. latis apice rotundatis basi late cuneatis ad basin truncatis extus glabris intus villoso-hirsutis extrorsum reflexis sed sursum valde concavis inflexis margine glanduloso-ciliolatis, ciliolis \ mm. longis obtusis, bracteis cuneato-rotundatis 3 mm. longis 2^ mm. latis apice 38 ROSACES. rotundatis ad basin 1^ nun. latis tnmcatis — -forraibus pedicelliim anaplectan- tibus margine glanduloso-ciliolatis, ciliolis apice obtusis ^ mm. longis ascen- dentibus plus minus recurvis, bracteis rubescentibus ; pedicellis viridibus 7 mm. longis totis subsequilongis hirsutis, pilis patentissimis. Calyx tubuloso-cam- panulatus 8 mm. longus, tubo viridi 3 mm. longo sursum 2^ mm. lato subcylin- drico vel sursum plus minus latiore intus extusque glabro, limbo late campa- nulato cum lobis 5 mrn. longo ad § 5-lobato, lobis triangulari-oblongis rube- scentibus 3 mm. longis 2^ mm. latis apice acutis basi plus minus contractis utroque pagine glabris, sinibus inter lobos angustissime obtusis. Petala subalba vel leviter rosea obovato-oblonga oblonga vel ovato-oblonga vel rhomboideo- oblonga 7mm. longa 4^-5 mm. lata apice ambitu obtusissima rotundata retusa vel emarginata ad centrum apicis emarginati breve mucronata vel haud mu- cronata basi subito cuneato-contracta vix vel haud unguiculata ad insertionem J mm. lata glabra. Stamina ad partem limbi calycis haud lobatam circ. 1^ mm. longum multiseriatim inserta in longitudine variabilia, extimis longis- simis 5-6 mm. longis cum petalis aequilongis vel quam petalis leviter breviori- bus, filamentis glabris, antheris sub rotundatis utrinque emarginatis minus quam ^mm. longis. Ovarium ovoideum in fundo calycis situm l^mrn. longum plus quam 1mm. latum apice ad stylum abeims glabrum intus (ventral i) tenuissime 1-sulcatum, sulcis per stylum usque ad stigma abeuntibus, stylo 8-9 mm. longo columnari-filiformi § mm. crasso, stiginate capitato-infundibuli- formi 1 mm. in diarnetro latere uno fissio ^ mm. alto. Very closely allied to, if not identical with, the Japanese species Prunus Yamasalcura (a wild mountain-cherry). I do not think our plant is ever distinct specificially from the named species. The only difference between them is that the stipules of our plant are much narrower and serration of the leaves is a little looser, than those and that of the Japanese. It may constitute a subspecies or a variety of the latter. I am quite unwilling to treat our plant as a species distinct from the Japanese cherry; yet, the latter is so veiy con- fusing as to its proper name that it is at present as equally subject to altera- tion to place the Formosan plant under one name as under others. HAB. Mt. Arisan : Tozan, ad 7500 ped. alt., leg. B. KANEHIRA, I. TANAKA, et B. HAYATA, Aprili. 1914. KOSACE^E; 3S> Htibus LINN. Rubus aculeatiflorus HAYATA sp. nov. Suffrutex. Folia simplicia in ambitu triangulari-ovata 8 cm. longa 5^ cm. lata apice acuminata ad sum- mum acuta basi leviter cordata vel cordato-truncata inia basi ad extremitatem perfecte truncata ad petiolum hand abeuntia margine duplicato-serrata vel serrata (serris ascendentibus -^-formibus apice cuspidatis 2 mm. longis 1 mm. latis vel minoribus) elobata vel tenuiter 3-lobata, lobo terminali ovato 5cm. longo 3| cm. lato apice acuminate basi plus minus contracto ad basin 3 cm. lato, lobis lateralibus latere superiore recto 1cm. longo latere inferiore curvo ab apico usque ad basin 4^ cm. longo auriformibus, 3-nervia, nervo centrali 8cm. longo recto, nervis basilaribus 38mm. longis rectis ad apicem loborum lateralium attingentibus a nervo centrali angulo 45° egressis, venis primariis lateralibus nervi centralis utroque latere 6-7 rectis ad apicem serra- ram attingeutibus, mediis a costa angulo 40° egressis, venis primariis nervorurn basilarium extrorsum 4-5, venulis inter venas primarias rectangulariter transv- ersis minute distincte reticulatis, pagine utraque subglabra ad nervos venas primariasque tenuiter pilis brevissiniis dispersa, supra in exsiccato fuscentia subtus pallido-fulvescentia, nervis venis primariis supra baud vel vix elevatis vel interdum tenuiter impressis subtus distincte elevatis, reticulis venularum supra impressis subtus tenuiter elevatis distincte coloratis distincte visis, petiolis lij-3 cm. longis breve villoso-pubescentibus plus minus complanatis aculeatis, aculeis paucis a se 1cm. remotis latere compressis triangularibus apice cuspi- datis deorsurn recurvis 1 J mm. longis basi IJmm. latis, stipulis petiolo oriundis ab axillis 3mm. distantibus linearibus 4mm. longis 1mm. latis. Flores ad apicem ramulorum lateralium brevium terminales solitarii penduli, pedicellis plus quam 2 mm. longis gracilibus pubescentibus aculeis minutis 1-2 instructis. Calyx viridis; calycis cupula 7mm. in diametro dorso extus leviter elevata dense villoso-pubescens setosa, setis minus quam 1mm. longis conico-teretibus acutis apice interdum glanduloso-globuliferis interdum baud globuliferis. Calycis lobi subtriangulares apice longe caudati caudis exceptis 7 mm. longi 6 mm. lati (sinibus inter lobos acutis), caudis linearibus 3-4 mm. longis ad summum obtusis medio circ. 1mm. latis, dorso villoso-pubescentes dorso medio deorsum setulosi, setulo apice glanduloso-globulifero, ad marginem et medio sursum 40 ROSACES usque apicem caudse hand setosi villo-pubescentes, intus (basibus glabris ex- ceptis) villoso-pubescentes. Cupula calycis intus glabra concava ad centrum pilosa, cicatricibus receptaculorum 2 mm. in diametro. Petala alba patentia, late rotundato-ovata apice triangulari-rotundata basi late rotundata ad centrum brevissime cuneato-acuta ad insertionem ^-^ mm. lata 8 mm. longa S£ mm. lata margin e integra concava intus paucissime hirsuta vel baud hirsuta extus glaberrima. Stamina co ultra cupulam ad basin loborum calycis sita, filamentis longioribus 4J mm. longis complanatis ^ mm. latis apice angustioribus glabris, aiitheris oblongis 1 mm. longis § mm. latis apice emarginatis basi 2-lobatis margine ciliolatis dorso medio fusco-coloratis, partibus coloratis linearibus. Receptaculum cum carpellis ovoideum 7 mm. longum 5J mm. latum semiglobosum circ. 2 mm. longum 2 mm. in diametro glabrum hand pilosum Carpella semioblonga plus 1 mm. longa quam ^ mm. lata latere complanata apice oblique acuta gradatim ad stylum abeuutia basi baud vel vix contracta perfecte sessilia facie latere ventrali glabra dorso pauce barbata, stylis 5 mm. longis teretibus Tao mm. latis (basi piloso excepto) totis glabris apice oblique truncatis, stigmate oblique obscure 2-lobato botryoideo- muricato subrecto suberecto. HAB. Mt. Arisan : Mingetzukei, leg. B. HAYATA et TAKEO ITO, Mart. 1914. Very near Rubus taitcensis HAYATA, but distinguishable from it in having glandular setas, besides prickles, on the under surface of the calyx-cups. Also near Rubus mingetsensis HAYATA, but differs from it in having calyx with glanduliferous seta? on the back and with shorter tails at the apex of the lobes, and in the nearly glabrous petals, semiglobose receptacles, less pilose carpels, nearly erect styles and aculeolate pedicels. Rubus mingetsensis HAYATA sp. nov. (Fig. 11). Suffrutescens. Kami lajves minute pubescentes fuscescentes teretes remote aculeolati, aculeolis minutis 1£ mm. longis subteretibus vel triangulari-formibus plus minus complanatis basi subito dilatatis, haud foliati. Ramuli alterni a se 4cm. remoti 2- 4-foliati floribus singulis terminati pubescentes basi perulis multiseriatim dis- positis instruct!, perulis fulvo-rubescentibus extus pubescentibus intus glabris obovatis 7mm. longis. Folia a se 1cm. remota chartacea triangulari-ovata vel ovata 6 -8 cm. longa 38-55 mm. lata apice triangulari-acuminata basi simpliciter ROSACES. 41 leviterque cordata margine irregulariter serrata, (serris majoribus 2 mm. latis 1 \ mm. longis apice cuspidato-acutis -^-formibus ascendentibus), leviter 3- lobata, lobo terminali dimidium folio- rum in longitudine aaquanti vel supe- ranti elongato-triangulari-ovato 3^-5 cm. longo 2|-3cm. lato apice acuminato ad summum acuminatissimo basi leviter contracto, lobis lateralibus oblongo- auriculiformibus apice late triangulari- obtusis vel triangulari-acutis ad apicem angulo 80° egressis, latere superiore sub- rectis 6-12 mm. longo, latere inferiore recurvo versus basin subito rotundato, utraque pagine tenuiter pubescentia vel subglabra supra in exsiccato fuscentia subtus pallido-fulvescentia 3-nervia, nervo centrali recto, nervis lateralibus in longitudine dimidium nervi centralis Fig. 11, Rubus mmgetsensis HAYATA; a, a sequantibus vel SUperantibus, venis late- leaf, natural size ; b, a flower, X 1.5 ; c, a ralibus primariis nervi centralis utroque Pf1' X3; d' e' stamens' *** from different sides X 4.5.; f, a carpel, magnified. latere 5-6, mediis a costa angulo 35° egressis, nervis lateralibus a nervo centrali angulo 40°-45° egressis, venis late- ralibus primariis nervorum lateralium extrorsum 5-6 angulo 40° egressis, venis lateralibus subrectis ad apicem sen-arum principalium attingentibus, venulis inter venas laterales transversis recurvis, reticulis venularum subtus distincte coloratis supra vix visis tenuiter impressis subtus elevatis distincte visis, petiolis lij-3 cm. longis brevissirne villoso-pubescentibus intus canaliculatis baud vel vix aculeolatis, stipulis a petiolo oriundis ab axilla 1-2 mm. distantibus line- aribus 3 mm. longis ^ mm. latis pubescentibiLS. Flores ad apicem ramulorum lateralium terminales solitarii, pedicellis 2fjrCna. longis gracilibus subpendulis pubescentibus haud glandulosis. Calyx viridis ; cupula dorso subplana vel tenuiter convexa 6 mm. in diametro villoso-pubescens versus centrum vix versus marginem valde setosa, setis teretibus plus vel minus quam 1mm. longis 42 ROSACE^E. acutis ; lobis calycis elongato-triangularibus apice longe caudatis cauclis ex- ceptis 6inm. longis 4|mm. latis, (caudis linearibus 6mm. longis medio ^ mm. latis), extus dorso villoso-pubescentibus versus basin setosis sursum usque ad apicem caudas haud setosis margine integris intus minus pubescentibus ; cupula intus vix concava glabra, cicatricibus receptaculorum magnis 3mm. in dia- metro. Petala alba semi-clausa vel rarius patentia rotundata 6| mm. longa 6 mm. lata apice rotundata basi rotundata ad extremitatem subito acuta ad insertionem ^ mm. lata margine integra extus glabra intus pauce hirsuta, venis grosse reticulatis. Stamina oo ad marginem cupulas inserta, filamentis in longitudine variabilibus 4mm. longis + complanatis glabris ^rnni. latis apice subulatis, antheris ovato-oblongis f mm. longis apice emarginatis basi 2-lobatis margine ciliatis dorso medio late fuscentibus. Keceptaculum elevatum 3 mm. in diametro haud globosum sed plano-elevatum ad marginem pilosum versus centrum glabrum. Carpella co seini-oblonga 1mm. lata latere complanata basi brevissime stipitata apice sursum recurva gradatim ad stylum abeuntia sursum hirsuta, stylo filiformi 4 mm. longo 'v-forrniter recurvo sursum glabro deorsum basi hirsuto apice stigmate terminato, stigmate globoso dense botryo- ideo. HAB. Mt. Arisan : Mingetsukei, leg. B. HAYATA et TAKEO ITO, Mart. 1914. Veiy near Rubus aculeatifloms HAYATA, but separable from it in having much longer unarmed peduncles, in the half-closed flowers with the calyx which is afforded with minute pricldes on the back but quite destitute of any glandular seta, and by the leaves which are cordate at the base ; in R. acu- leatiflorus HAYATA, the leaves are truncate at the apex of the petioles and slightly cordate towards the outer sides. Rubus glanduloso-calycinus HAYATA sp. nov. Suffrutex; rami et ramuli teretes flexuosi, cortice sublaevi rubro-fulvescenti sub lente minute lenticellato, lenticellis longitudinaliter dispositis, sub lente tenuiter striati remote grosse aculeati, aculeis cuspidiformibus 5 rnm. longis sursum subteretibus deorsum latere complanatis basi dilatatis, partibus dilatatis 2| mm. latis rubescentibus deorsum recurvis, sparse vel dense valde barbati, barbis transverse patentissimis validissimis 4-5 mm. longis apice globuliferis vel haud globuli- feris apice uncinato-recurvis vel rectis rubescentibus. Folia membranacea ROSACE.*:, . 4d alterna cum petiolis 4^-8 cm. longis 2|-4 cm. lata in ambitu oblongo-ovata 5-foliolata supra plus subtus minus hirsuta, foliolo terminal! oblongo-ovato 17-27 mm. longo 10-13 mm. lato apice acuto basi obtuse truncate vel ro- tundato margine duplicato-dcntato, dentibus primariis 2| mm. latis totiusque longis in ambitu truncatis vel obtusis denticulatis, denticulis serruliformibus argute acutis cuspidiformibus vel aristato-acutis 1-J mm. longis §-^ mm. latis ascendentibus, supra costis venis haud vel vix impressis subtus plus minus elevatis, venis lateralibus primariis utroque latere costa? 7-9 rectissimis, mediis a costa angulo 30°-40° egressis ad apicem dentium primariarum attingenti- bus, venulis mi mute reticulatis obscuris, costa subtus minute remoteque acu- leolata, foliolis lateralibus ovato-oblongis oppositis 15-18 mm. longis quam foliolo terminal! minoribus conformibus sed plus minus obliquis, petiolulo terminali 5-13 mm. longo, interjuga 10-15 mm. longa, petiolulis foliolorum lateraliuni brevissimis, petiolo communi (i.e. ab axillis usque ad foliolorum jugam infimam) 20-25 mm. longo toto remote aculeolato (aculeis deorsum uncinato-recurvis majoribus 1-2 mm. longis), toto glanduloso-barbato, barbis patentissimis transverse sitis apice globuligeris circ. 1 mm. longis, stipulis a basi petioli oriundis lineari-lanceolatis acuminatis 4 mm. longis 1 mm. latis margine remote glanduloso-ciliatis dorso hirsutis intus glabris. Flores ad apicem ramulorum terminales solitarii vel pauci-racemosi, racemis 1-2-flora- tis. Pedicelli 13 mm. longi pauce aculeati, aculeis 1^ mm. longis deorsum recurvis, setulosi, setulis barbi-formibus 2 mm. longis vel brevioribus paten- tissimis apice globulatis, paucissime pilosi vel haud pilosi. Calycis cupula 6 mm. in diametro dorso subtus pauce setulosa haud vel vix pilosa tenuiter obscureque radiatim 10-costulata dorso subtus versus centrum depressa; limbo calycis ultra cupulam 1mm. expanso-producto ; lobis 5 elongato-triangularibus apice longe caudatis (caudis exceptis) 7 mm. longis basi 4^ mm. latis ad basin latissimis dorso subtus paullo setulosis dorso subtus medio obscure 1- costulatis ad marginem dense hirsutis, caudis linearibus 4 mm. longis medio ^ mm. latis utroque glabris intus profunde sulcatis ; calycis lobis intus areola basilari triangulari glabra excepta dense villosis ; cupula calycis intus glabra sed ad centrum circa receptaculum carpellorum dense pilosa, cicatricibus receptaculorum 1 mm. in diametro. Petala ovata 13 mm. longa 9 mm. lata 44 ROSACES. apice rotundata basi rotundata ad extremitatem breve cuneato-obtasa ad in- sertionem 1 mm. lata margine subintegra intus glabra multinervia extus pauce hirsuta. Stamina co ad marginem cupulae inserta, filaruentis glabris in longitudine variabilibus longissimis exterioribus longioribus complanatis 4i mm. longis, antheris linearibus 1^ mm. longis ^ mm. latis apice emarginatis basi 2-lobatis, lobis Jmm. longis. Keceptaculuni carpellorutn cum carpellis late globosum latius quam longius 4 mm. longum 5 J mm. latum pilosum ; carpellis semi-ovoideis latere complanatis plus ^ mm. longis glabris, stylis e latere apicis carpellorum oriundis filiformibus If mm. longis apice obtusis, stigmate terminali 2-lobato. Near Rubus pungens CAMB. var. Oldhamii MAXIM. ; but easily distingui- shable from it by the much more densely strongly barbate branches and especially by the densely and strongly barbate calyx. HAB. Mt. Shichiseitonzan, leg. S. SASAKI, Mart. 1911. (Fl.) Rubus euphlebophyllus HAYATA sp. nov. SufFrutex; rami et ramuli hand flexuosi sub-recti teretes in exsiccato rubescentes haud rugosi haud lenti- cellati remote aculeati, aculeis transverse sitis cuspidiformibus 3 mm. longis sursum subteretibus deorsum latere complanatis basi dilatatis 2-2^ mm. latis rubescentibus, dense glanduloso-pilosi, pilis patentissimis 1^ mm. longis recur- vis vel rectis apice glanduloso-globuligeris, globulis atrorubescentibus. Folia alterna membranaceo-chartacea vel membranacea 5-foliolata in ambitu ovata cum petiolis 10-12 cm. longa 5-6 cm. lata, foliolo terminali elongato-ovato apice gradatim acuminate ad summum aristato basi rotundato truncate utra- que pagine villoso-pubescenti margine duplicato-serrulato, serrulis primariis 2^ mm. latis 2 mm. longis ascendentibus apice cuspidatis latere superiore serrulis secundariis singulis latere inferiore serrulis secundariis duabus instructis, serrulis secundariis minutis apice cuspidiformibus, pagina in exsiccato fusco-rubescenti, costis venisque supra profunde impressis subtus prominente elevatis, reticulis venularum supra impressis subtus prominente elevatis, venis lateralibus prim- ariis utroque latere costae 14-15 rectis vel subrectis subparallelis, mediis a costa angulo circ. 30° egressis, venis secundariis vcnarum primariarum in- fimarum extrorsum 3 prominute elevatis distincte visis subrectis, venis secund- ariis caBteris indistinctis reticulatis, costa subtus remote aculeolata, aculeis ROSACES. 45 minutis paucis; foliolis lateralibus oppositis subsessilibus vel brevissime petiol- ulatis cum foliolo terminali conformibus sed plus minus minoribus plus minus obliquis vel haud obliquis, petiolulo terminali 12mm. longo, interjugis 25mm. longis, petiolis communibus (a basi petioliusque ad jugam infimam) 40 mm. longis basi + dilatatis intus tenuiter sulcatis, cum petiolulo terminali et interjugis remote aculeolatis et dense glanduloso-pilosis, pilis patentissimis apice globuligeris rubescentibus, stipulis lanceolato-linearibus 8 mm. longis 1 mm. latis intus glabris extus glanduloso-pilosis e partibus dilatatis basis petiolorum oriundis ab axillis 2 mm. remotis. Flores ad apicem rauaulorum raceinosim dispositi vel terminales solitarii, racemis 2-3-floratis, pedicellis l^cm. longis dense setoso-pilosis, pilis minutis hand glandulosis cum setulis apice glan- duliferis intermixtis, setulis 1^ mm. longis, pilis ^ mm. longis patentissimis. Calyx in flore apertienti extus densissime pateatissime setuloso-pilosus, setulis 1-2 mm. longis apice globuliferis. Cupula calycis 6 mm. in diametro extus convexa sed ad centrum depressa extus glanduloso-setuloso-pilosa intus glaber- rima concava sed ad centrum elevata ad receptaculurn carpellorum abeuns ad centrum circa receptaculum paucc pilosa ad marginem annuliforme leviter ele- vatum stamina gerens, cicatricibus receptaculi carpellorum l^mm. in diametro. Calycis lobi triangulari-oblongi apice longissime lineari-caudati caudis exceptis 6mm. longi 4 mm. lati apice acuti ad caudam abeuntes basi latissimi 4mm. lati (sinibus inter lobos rotundatis) dorso extus partibus marginalibus exceptis dense glanduloso-setuloso-pilosi margine integri, partibus marginalibus baud setulosis simpliciter villoso-pilosis, caudis lineari-filiformibus 4 mm. longis medio ^ mm. in diametro subteretibus dorso convexis glanduloso-setulosis sursum glabris intus a basi usque ad apicem glabris medio intus profunde sulcatis fuscentibus ; calycis lobis intus in basi areola triangulari et cauda glabris ca3terum villosis. Petala ovato-oblonga 1 cm. longa 8 mm. lata apice rotundata basi brevissime unguiculato-angustata, partibus angustatis 1cm. longis l|mm. latis basi IJnim. latis, margine subintegra extus hirsuta intus integra multinervia. Stamina oo, ad marginem calycis cupulre inserta, filamentis in longitudine variabilibus longis- simis 5| mm. longis totis glabris filiformibus, antheris elongato-oblongis 1 mm. longis apice emarginatis basi 2-lobatis. Carpella numerosa ; receptaculum cum carpellis numerosis globosum cum carpellis 4| mm. in diametro sessile hirsutum, 46 ROSACE^E. carpellis seiniovatis § mm. longis ^ inm. latis latere complanatis dorso et ventrali subcarinatis facie latere glabris dorso glanduloso-nmricato-setulosis, setulis brevis- simis ^ mm. longis apice globosis, carinis ventralibus sursum intus tenuiter re- curvis ad stylum abeuntibus, stylis glabris l^mm. longis filiformibus apice clavato-obtusis apicem oblique stigmatiferis. HAB. Akocho : Konanauslia, leg. S. SASAKI, Mart. 1910. Rubus fraxinifoliolus HAYATA sp. nov. Suffrutex ; ranii et ramuli laeves haud rugosi haud lenticellati glabrati rubro-purpurascentes remote aculeo- lati, aculeis triangularibus cuspidatis 3-4 mm. longis basi dilatatis 2^ mm. latis plus minus desuper recurvirs, ramulis flexuosis foliatis, foliis a se 4-5 cm. remotis. Folia alterna chartacea in exsiccato supra rubescentia plerumque glabra generaliter 5-foliolata cum petiolis 14-20 cm. longa 6-12 cm. lata, foliolo terminali ovato-lanceolato 7-9 cm. longo 1^-3 cm. lato apice acuminato basi perfecte rotundato vel truucato-rotundato margine irregulariter serrato vel duplicato-serrato, serris apice cuspidato-aristatis ascendentibus, serris secundariis inter serras priinarias 3-4, pagine supra subglabro vel ad costas venas tenuiter hirsute subtus toto glaberrimo, costis venisque supra tenuiter impressis subtus distincte elevatis rubescentibus, costa subtus a basi usque ad prope apicem remote aculeolata, venis primariis lateralibus utroque latere costag 9-10 sub- parallelis, mediis a costa angulo 30' egressis rectis apice ad apicem sen-arum primariarum attiugentibus, venis secundariis venarum infimarum extorsum 3-4 arcuato-ascendentibus, venulis tertiis inter venas primarias tenuissimis haud elevatis haud impressis obliquis sed cum costa angulo 90° egressis, reticulis venularum rninutis supra haud subtus sub lente distincte visis, petiolulo ter- minali (i. e. a basi folioluli terminalis usque ad jugam foliolorum superiorum) 1^-2 cm. longo intus profunde caualiculato hirsuto extus convexo glaberrimo, foliolis lateralibus oppositis totis in inagnitudine sequalibus foliolo terminali conformibus plus minus obliquis in longitudigine foliolum terminalem §-plo nequantibus, petiolulis lateralibus haud aculeolatis brevissimis 3 mm. longis ; interjugis 3 cm. longis, petiolis communibus (i. e. ab axillis foliorum usque ad jugam mfimum) 3-5 cm. longis cum interjugis petiolulo terminali toto intus profunde sulcatis glaberriinis remote aculeolatis, aculeis deorsum recurvis 1^ mm. in diametro sectionis, stipulis filiformi-linearibus 5 mm. longis ^ mm.- ROSACE JC. 47 1 mm. latis subglabris e petiolo oriundis ab axilla 3-4 mm. distantibus. Flores ad apicem ramulorum brevissimorum axillarum racemosim 1-2-siti. Ramuli floriferi brevissimi basi perulati, perulis castaneis 4-5, 3-5 mm. longis in ambitu obovatis apice trilobis vel 3-ciispidatis dorso apice hirsutis intus glabris, cupi- dibiis triangularibus, pedicellis glabris 2-2| cm. longis subglabris paucissime minute aculeolatis, aculeis 1 J mm. longis deorsum recurvis latere complanatis. Calyx extus cum pedicellis purpurascens. Calycis cupula 8 mm. in diametro dorso extus ad maro-inem 2i mm. laturn annulariter elevata extus ad centrum O £t subito profunde excavata glabra glandulis lepidiformibus rotundatis fulvescenti- bus minutis parce dispersa; calycis lobis oblongo-triangularibus caudis exceptis Icrn. longis 6-7 mm. latis, caudis filiforrnibus 4mm. longis ^mrn. latis teretibus, lobis extus dorso (margine villoso-liirsuto excepto) glabris glandulis lepidiformibus dispersis intus villoso-hirsutis, caudis totis glabris intus sulcatis extus conve- xis ; calycis cupula intus supra ad partem marginem l|mm. latum annalariter irnpressa concava glabra ad partern centralera 5 mm. in diametro subito elevata pilosa, cicatricibus stipitum receptaculorum \\ mm. in diametro. Petala 5 alba rotundato-obovata 19 mm. longa 15 mm. lata apice rotundata basi late cuneata ad insertionem \\ mm. lata margine subintegra utraque pagine glabra radiatim multinervia. Stamina oo ad partem marginalem ultra cupulam limbormn calycis inserta, filamentis glabris, exterioribus longioribus 5-6 mm. longis gla- bris complanatis \ mm. latis, antheris glabris ovato-oblongis 1 mm. longis apice connectivis plus minus apiculatis vel vix apiculatis basi 2-lobatis, connectivis § mm. longis ^mm. latis fusco-coloratis. Keceptaculum carpellorum subglobo- sum cum carpellis 7^ mm. longum 7 inm. latum carpellis exceptis ellipsoideum 6 mm. longum 3| mm. latum subsessile ad basin 2 mm. latum plus minus villosum. Carpella glabra semi-oblonga plus quam \ mm. longa, stylo glabro plus quam 1 mm. longo, stigmate obliquo. Pseudosyincarpium (fructus) ellipsoi- deum \\ cm. longum 1 cm. latum, acheniis maturis obovatis vel ovatis latere complanatis margine exteriore convexo-recurvis margine interiore subrectis sur- sum rugosissimis fuscentibus deorsum laevibus fulvescentibus, stylis infra apicem e latere achenii oriundis, basi styli ab apicem achenii ^ mm. distanti. HAB. Mt. Arisan : inter Karapin et Suisliaryo, leg. B. HAYATA et TAKEO ITO, Aprili. 1914. 48 ROSACES. This Rubus is generally found at the altitudes of 3000-4000-ft., but does not extends any higher than those of 4500 ft. Near Rubus fraxmifolius Pom., but separable from it by the smaller leaves and nearly rounded pseudosyncarps. In R. fraxinifolius, the compound fruits are usually cylindrically oblong. Rubus parviaraliifolius HAYATA sp. nov. Suffrutex ; rami leeves haud rugosi fulvo-rubescentes tenuiter villoso-pubescentes remote aculeati, aculeis late triangularibus plus minus deoimmi recurvis 3 mm. longis basi subito dilatatis ad basin 3-4 mm. latis latere valde compressis apice acutis rubescentibus, deorsum remote sursum dense glanduloso-pilosi, pilis rectangulariter patentibus circ. 1 mm. longis apice globuligeris, globulis atro-rubescentibus. Folia a se circ. 7 cm.-4 cm. remota pinnata 3-5-foliolata in ambitu oblonga petiolis ex- ceptis 15 cm. longa 12 cm. lata, foliolis lateralibus oppositis petiolulatis cum foliolo terminali simplicibus haud lobatis, foliolo terminali majore quarn foliolis lateralibus rotundato-cordato 9-10 cm. longo 6-8 cm. lato apice acuminate vel cuspidato-acuminato basi rotundato vel leviter cordato margine irregulariter dentato-serrato, dentibus majoribus 2-3 mm. longis 4-5 mm. latis ascendentibus apice aristato-mucronatis latere plus minus •—•-formibus, membranaceo in ex- siccato fulvo-viridescenti supra parcissime brevissimeque hirsuto subtus molle villoso brevissimeque hirsuto, nervis venis venulisque supra haud elevatis plus minus impressis subtus elevatis, subtrinervio vel pinninervio, venis lateralibus primariis cum nervis lateralibus utroque latere 6-7, mediis a costa angulo 45° egressis subrectis ad apiceni dentium attingentibus, venulis inter venas laterales transversis grosse reticulatis, venis lateralibus nervi lateralis vel venulis lateralibus venas infimas extrorsum 3-5 subrectis vel subarcuatis angulo acuto egressis ad apicem dentium attingentibus, costis venis venulisque flavo-stramineis breve villosis ; foliolis lateralibus oppositis foliolo terminali minoribus confor- mibus 2-4 ; petiolulo folioli terminalis (a basi folioli terminalis usque ad jugam supremam) 2-3 cm. longo intus canaliculate cum costa folioli remote aculeato- villoso, petiolulis foliolorum lateralium 4 mm. longis intus canaliculatis dense villosis; jugis foliolorum lateralium superioribus et inferioribus in magnitidine sequalibus conformibus 2^-4 cm. remotis; petiolis communibus (ab axilla usque ad jugam infimam) 3-5 cm. longis intus subplanis vel subcanaliculatis extus ROSACES. 49 convexis remote aculeolatis villosis, stipulis minutis a petiolo oriundis ab axilla 3 mm. remotis linearibus 2-5 mm. longis ^-| mm. latis hirsutis. Flores pani- culati, paniculis terminalibus 10 cm. longis 5-6 cm. latis, ramis divaricatis, inferioribus geueraliter paucifloratis longioribus 4cm. longis 2-3-floratis, supe- rioribus simplicibns 1-floratis ; rbachis cum pedunculis patento-hirsuta prse- terea glanduloso-setulosa, setulis rectis longioribus 1 mm. longis divaricatissimis apice peltas glandulosas fuscentes gerentibus, pedicellis ultimis ^cm. longis basi bracteis singulis instructis, bracteis lineari-triangularibus vel linearibus 7 mm. longis extus glanduloso-setulosis et pilosis intus pilosis ; medio bracteolis duabus alternis instructis. Flores baud patentes semi-clausi. Calyx sub- campanulatus extus glanduloso-setosus et pilosus ; cupula 5 mm. in diametro extus dorso convexa ad centrum plana, lobis oblongo-triangularibus erectis baud patentibus 6 mm. longis 4 mm. latis apice sursum triangulari-acutis ad sum- mum subito caudatis (caudis \\ mm. longis apice glabris subobtusis), intus densissime piloso-villosis ; cupula intus subplana vel leviter concava glabra ad centrum plus minus pilosa, cicatricibus basis receptaculorum 1 J mm. in diametro. Petala persistentia calycis lobis inclusa unguiculata, lamina qua- drangulari-rotundata unguibus exceptis 2J mm. longa 3^ mm. lata apice rotun- data basi truncata margine (basi integro excepto) denticulato-crenata utraque pagine glabra, unguibus linearibus 1^ mm. longis § mm. latis utraque pagine hirsutis basi ad insertioneni f mm. latis. Stamina oo ad marginem cupulee inserta glabra, filamentis longioribus 3 mm. longis complanatis ^ mm. latis sursum angustioribus, antheris rotundato-cordatis § mm. longis apice leviter basi alte lobatis, connectives fuscentibus. Keceptaculum semiglobosuni 2 mm. in diametro 1 mm. altum pilosum ; carpella semioblonga f mm. longa complanata plus quam ^ mm. lata pilosa apice oblique acuta ad stylum abeuntia, stylo deorsum piloso sursum glabro 2J mm. longo apice obtuso, stigmate subterminali 2-lobo. HAB. Tappansha, leg. S. SASAKI, Mai. 1912 (fl.). Rubus adenotrichopodus HAYATA sp. nov. Suffrutex; ramuli subrecti baud vel vix flexuosi sublseves vel tenuiter longitudinaliter striati in exsiccato rubro-purpurascentes glabri remote aculeolati, aculeis remotis minutis late trian- gularibus complanatis apice cuspidato-acutis basi dilatatis 1 mm. longis basi 50 ROSACE2E. totiusque latis apice plus minus deorsum recurvis. Folia alterna membranacea distantia a se 3£ cm. remota simplicia ovato-oblonga vel angustato-oblonga vel oblongo-linearia 6^-9 cm. longa 3-3 J cm. lata apice gradatim acuminata acum- inatissima vel caudato-acuminatissima basi perfecte truncata vel leviter cor- data margine duplicato-serrata, serris primariis mediis triangulari-acutis apice cuspidato-acutis, latere superiore 2 mm. longo serra secundaria una instructo latere inferiore 8-10 mm. longo serris secundariis 3-5 instructo, serris secundariis ininutis 1 mm. longis totiusque latis apice cuspidiforme acutis leviter deorsum recurvis ascendentibus, pagine utraque glabra sed supra plus minus scabriuscula in exsiccato viridi-fulvescentia subtus plus minus pallida vel subeoncolora 3- 5-nervia, nervis venis supra tenuiter impressis subtus tenuiter elevatis, supra ad costas venas tenuiter hirsuta subtus glabra, venis lateralibus primariis costre centralis utroque latere costse 8-9, mediis a costa angulo 45° egressis rectissimis apice ad apicem serrarum primariarum attingentibus rubro-coloratis, venulis reticulatis subtus distincte visis sed hand vel vix elevatis, costis lateralibus a costa centrali angulo 45° egressis rectis ad apicem serrarum primariarum attin- gentibus, venis lateralibus primariis costarum lateralium extrorsum 2-3, venis infimis (vel costis infimis) extrorsum 3-3-venuliferis, petiolis 12 mm. longis intus sulcatis pubescentibus extus glabris cum costa centrali remote aculeolatis, stipulis ad axillas e ramulo oriundis ovato-lanceolatis 7 mm. longis l^min. latis apice acuminatis intus glabris extus pubescentibus. Flores racemosim dis- positi, racemis terminalibus 6 cm. longis 5-6-floratis ; rhachis racemorum gracilis cum pedicellis minutissime paucissitne pubescens densiuscule setulosa, setulis 1- 2 mm. longis rectis angulo recto divaricatis teretibus apice glanduloso-globuliferis, pedicellis ultimis 1-2 cm. longis basi bracteis singulis bracteolis duabus instructis, bracteis lanceolato-linearibus 7-10 mm. longis extus minute glanduloso-setulosis «t pubescentibus intus pubescentibus margine paucissime serrulatis, bracteolis minoribus, interdum pedicellis medio bracteolis singulis instructis. Flores aper- tientes non visi. Alabastrum florurn globosum apice calycis lobis apiculatum. Calycis lobi oblongo-triangulares extus brevissime villosi patentissime glanduloso- setulosi apice longe caudati (caudis teretibus) intus partibus basilaribus glabris exceptis brevissime villosi ; calycis cupula 6 mm. in diametro leviter concava partibus marginalibus 1 mm. latis glabris partibus centralibus 1 mm. latis densis- ROSACES. 51 sime longissime seriseo-pilosis, receptaculo ] \ mm. in diametro leviter elevato piloso. Petala late rotundata apice rotundata basi brevissime unguiculata, un- guibus \ mm. longis 1 mm. latis, margine Integra utraque pagine prope basin tenuiter hirsuta. Stamina ad partem marginalem cupulaa calycis inserta, filamentis glabris, antheris oblongis ; carpellis glabris, stylis glabris. HAB. Mt. Shichiseitonzan, leg. Y. SHIMADA, Mart. 1911. Near Rubus Sivinlicei HANCE, but differs from it in having thinner raern- branaceous leaves which are nearly glabrous on both sides. In R. SwinJioei HANCE, the leaves are usually densely coated on the under surface. Rubus piptopetalus HAYATA in KOIDZUMI Conspect. Bosac. Jap. in Journ. Coll. Sci. Imp. Univ. Tokyo XXXVL-2, p. 153. Suffrutex ; rami et ramuli flexuosi vel subrecti dense glanduloso-hirsuti, pilis patentissimis apice globuliferis, globulis atro-rubescentibus, remote aculeati, aculeis latere complanatis lineari- triangularibus 4-5 mm. longis basi 2 mm. latis transverse sitis vix vel haud recurvis pallido-rubescentibus. Folia alterna remote sita cum petiolis 9-17 cm. longa 6-1 1cm. lata, superiora 3-, inferiora 7-foliolata, foliolo terminali 4-6 cm. longo 2-3 cm. lato ovato vel oblongo-ovato apice acuto vel triangulari-acuto ad summum acutissimo basi obtusissimo vel subrotundato margine duplicato dentato, dentibus primariis mediis 3 mm. latis 1 mm. longis latere superiore dentibus secundariis unicis latere inferiore dentibus secundariis duabus instructis apice aristato-cuspidato-acutis ascendentibus haud recurvatis, utraque pagine dense villoso-pubescenti membranaceo, costis venispue supra haud vel vix impressis subtus tenuiter elevatis, venis lateralibus primariis utroque latere costae 10-11, mediis a costa angulo 30" egressis subrectis sursum leviter deorsum recurvis apice ad apicem dentium primariorum attingentibus a se 3 mm. distantibus, costa subtus remote aculeolata, foliolis lateralibus oppositis sub- sessilibus vel brevissime petiolulatis cum foliolo terminali conformibus sed minoribus, iis superioribus minimis, iis inferioribus majoribus sed quam foliolo terminali minoribus, petiolulo terminali brevi jg-plo foliolum terminale in longitudine asquanti, interjugis in longitudine foliolum superius laterale sub- a3quantibue vel ea brevioribus, petiolis communibus in longitudine foliolum terminale aaquantibus cum interjugis petiolulo terminalique intus angustis sime sulcatis remote aculeolatis glanduloso-pilosis, aculeis deorsum recurvis, basi 52 ROSACES. plus minus dilatatis, stipiilis e petiolo oriundis 5 rnm. longis 1 mm. latis line- ari-lanceolatis apice acuminatis intus glabris extus dense hirsutis. Flores ad apicem ramulorum superiorum terminales solitarii vel cymosuni 1-2 dispositi ; pedicelli ultimi 2cm. longi setulosi, setulis tenuissimis patentissimis apice glanduliferis, dense villosi. Calycis cupula 9 mm. in diametro dorso subplana margine subconvexa sed versus centrum gradatiin tenuissime concava dorso densissime vilosa setulosa, setulis piliformibus plus minus glanduliferis, calycis lobis patentissimis elongato-triangularibus cauda excepta 9 mm. longis 6 mm. latis apice longe caudatis, caudis 5 mm. longis \ mm. latis extus intusque vil- losis, calycis lobis dorso extus villosis setulosis, setulis tenuissimis, intus parte basilari excepta villosis ; cupula intus leviter concavo-subplana glabra sed ad centrum leviter elevata circum stipitem receptaculi pilosa, cicatricibus stipitis receptaculi 2 mm. in diametro. Petala late ovato-rotundata 14 mm. longa toti- usque lata apice obtusissima vel rotundata ad extremitatern \ mm. latam con- tracta margine integra minute hirsuta vel ciliolata utraque pagine tenuiter hirsuta radiatim nervata, venis venulis reticulatis. Stamina co ad marginem cupulsB inserta, filamentis exterioribus 7 mm. longis complanatis \ mm. latis glabris 1-nerviis, antheris oblongis \\ mm. longis apice emarginatis basi lobatis. Receptaculum elongato-ellipticum 4 mm. longum 2 mm. latum ad basin 2 mm. latum pilosum, carpellis lineari-obovoideo-semi-oblongis latere complanatis f mm. longis dorso sursum pilis apice glanduloso-globuligeris 5-6 instructis apice latere subito acuta ad stylum abeuntibus, stylis glabris 1§ mm. longis apice truncatis stigmatosis ; peudosyncarpium globosum 8-9 mm. in diametro, acheniis semi- rotundatis 2mm. longis \\ mm. latis m sectione octantiformibus latere interiore acutis latere exteriore rotundatis et plus minus carinatis apice rotundatis basi cuneatis brevissime stipitatis (stipitibus ^ mm. longis latere complanatis) dorso sursum fusco-purpurascentibus pilis glanduliferis parce obtectis. Rubus lagallus MATSUM. (non CHAM, et SCHL.) in MATSUM. et HAYATA Enum PL Formos. p. 123. HAB. Heichosho, leg. S. NAGASAWA, Feb. 1904 (No. 4545 typus !); Taihoku, leg. T. MAKING, Nov. 1896 ; Tamsui j Gokwanzan, leg. U. MORI, Feb. 1910. Rubus parvifraxinifolius HAYATA sp. nov. Suffrutex; ramuli rubro- purpurascentes glabri flexuosi glabemmi remote aculeati leeves, aculeis subulato- ROSACE.E. 53 triangularibus 3 mm. longis latere complanatis basi dilatatis 1 mm. latis trans- verse patentibus plus minus recurvis. Folia alterna a se 4cm. remota 5-folio- lata oblonga in ambitu cum petiolis 10 cm. longa 5 cm. lata, foliolo terminali oblongo 4cm. longo 2cm. lato obtuso-acuto basi acuto margine duplicato- serrato, serris primariis latere superiore 1| mm. longis baud serrulatis latere infer-more 5 mm. longis serrulis 3 instructis, serrulis miuutis, in exsiccato pagine supra fulvo-rubescenti subtus pallidiore utraque pagine parcissime hirsute vel subglabrato, costis venis lateralibusque supra impressis subtus prominente distincteque elevatis, costa subtus remote aculeolata, venis lateralibus primariis utroque latere cosfce 9-10, mediis a costa angulo 30° egressis rectissimis ad apicem serrarum primariarum attingentibus a se 3 mm. distantibus, venulis inter venas laterales oblique sitis obscuris indistincte reticulatis, foliolis latera- libus oppositis foliolo terminali conformibus sed vix minoribus plus minus obliquis, interjugis 2 cm. longis, petiolulo terminali (a basi folioli terminalis us- que ad jugam superiorem foliolorum latelarium) 6 mm. longo intus canaliculate, petiolulis lateralibus 2 mm. longis hirsutis, petiolis comniunibus (ab axillis usque ad jugam infimam) 2cm. longis subglabris intus canaliculatis cum interjugis remote aculeolatis, stipulis a petiolo oriundis ab axillis 3 mm. distantibus fili- formibus vel filiforme-linearibus. Flores ad apicem ramuloruui terniinales solitarii vel racemose dispositi, racemis 2-3-floriferis, pedicellis ultimis circ. 2cm. longis glabris basi bracteis singulis instructis, bracteis lineari-lanceolatis 5-7 mm. longis minus 1 mm. latis glabris apice acuminatissimis, pedicellis medio interdum bracteolis alternis duabus instructis, bracteolis lineari-lanceolatis 4- 5mm. longis margine 1-2 serrulis instructis. Cupula calycis 5^-6 mm. in dia- metro dorso extus versus marginem subconvexa sed versus centrum subconcava extus glabra parcissime glandulis punctiformibus lepidiformibusque conspersa, lobis oblongo-triangularibus 4^ mm. latis 8 mm. longis (caudis exceptis) apice lon- gissime caudato-acuminatis, caudis 4 mm. longis medio ^ mm. latis extus intus- que glabris intus tenuiter sulcatis, lobis dorso subglabris vel pilis fulvescentibus et glandulis lepidiformibus parcissime conspersis basi plus minus contractis vel haud contractis (sinibus inter lobos acutis) intus villoso-pubescentibus ; cupula calycis intus ad partem marginalem limm. latam glabra concava, ad partem centralem 3 mm. in diametro densissime pilosa convexa, cicatricibus stipitum 54 EOSACE^E. receptaculorum 1mm. in diametro; lobis calycis in flore apertienti patentissimis. Petala oblongo-rotundata 9mm. longa 7- 8mm. lata apice rotundata basi obttisa ad extremitatem ad unguem brevissimum centracta, unguibiis brevissimis 1 mm. longis ad basin IJmm. latis, margine basibus exceptis crenulata versus basin Integra extus plus intus minus hirtella. Stamina oo ad marginem calycis cupulee inserta, filamentis in longitudine variabilibus, longioribus 3| mm. longis complanatis subteretibus apice subulato-angustatis J mm. latis, antheris § mm. longis \ mm. latis apice marginatis basi lobatis. Keceptaculum carpellorum ellipsoideum 3 mm. longum 1J mm. latum glabruni parce pilosum, carpellis glabris vel sursum pilis 2-3 conspersis vel setulis glanduliferis 1-2 instructis sub microscopio sursum elevato-reticulatis deorsum Isevibus semi-obovoideis J mm. longis apice ad apicem oblique acutis ad stylum glabruni 1 mm. longum abeuntibus ; stigma obliquum 2-lobatum. HAB. Kwarenko, leg. Y. SHIMADA, Jan. 1913. Near R. fraxinifolius Pom., but differs from that species in having much smaller leaves. Rubus parvirosaefolius HAYATA sp. nov. Suffrutex ; rami et raniuli subrecti vel leviter flexuosi in exsiccato fuscentes tenuiter pubescentes remote aculeolati, aculeolis triangulari-cuspidiformibus deorsum valde recurvis 2Jmm. longis basi dilatatis 2^ mm. latis latere tenuiter complanatis. Folia alterna se 3-4 cm. remota 5-foliolata in ambitu ovata cum petiolis 8 cm. longa 3 cm. lata, foliolo terminali ovato-oblonga vel ovato-lanceolato apice gradatim acumi- nato ad surnmum arista to-acuminato 5 cm. longo 17 mm. la to basi obtusissimo margine duplicato-serrato, senis mediis primariis 3 mm. latis 2^ mm. longis apice cuspidato-acutis latere superiore sen-is secundariis singulis latere inferiore serris secundariis duabus instructis, senis secundariis minutis ascendentibus sursum recurvis cuspidiformibus 1 mm. longis, venis primariis lateralibus utro- que costfe latere 13-14 subparallelis, mediis a costa angulo 40° egressis subrectis vel rectis ad apicem sen-arum primariarum attingentibus venulis inter venas transverse reticulatis, reticulis minutis sub lente distincte visis, costis venisque supra tenuiter impressis subtus prominente elevatis, pagina membranacea supra fuscenti subtus plus minus pallida supra minus subtus plus hirsuta subtus parcissime glanduloso-pUDctata, petiolulo terminali 4mm. longo, foliolis late- EOSACE^E. 55 ralibus oppositis sessilibus vel brevissime petiolulatis minoribus dimidium folioli terminalis in longitudine asquantibus vel quam dimidio brevioribus ovatis minus acutis basi subrotundatis casterum cum foliolo terminali conformibus, interjugis 1 cm. longis, petiolis communibus 1^ cm. longis, petiolis cum inter- jugis petiolulo terminali et costa foliolorum remote aculeolatis molle adpresseque hirsutis angustissime sulcatis minute glanduloso-punctatis, punctis flavis, stipulis lineari-filiforinibus 5 mm. longis J mm. latis apice acuminatis extus hirsutis intus glabris extus glanduloso-punctatis basi petioli oriendis ab axilla 1-^mm. distantibus. Flores ad apicem ramulorum terminalium solitarii vel cymose dispositi, cymis 2-3-floratis, pedicellis 1-2 cm. longis dense pubescentibus remote minuteque aculeolatis glandulis lepidiformibus dense conspersis, bracteis et bracteolis linearibus minutis. Calycis cupula dorso subplana leviter convexa 4mm. in diametro dorso patentissime hirsuta glandulis lepidiformibus dense conspersa, lobis longissime triangularibus 6 mm. longis (caudis exceptis) basi 3| mm. latis apice gradatim longissime caudatis, caudis 5 mm. longis extus glanduliferis patento-hirsutis intus subglabris tenuiter canaliculatis, lobis intus cauda et parte basilari glabra excepta depresso-villosis ; cupula calycis ad partem marginalem 1^ mm. latam glabra concava, sed ad partem centralem 2ij? mm. in diametro patentissime pilosa, cicatricibus stipitum receptaculorum -| mm. in diametro. Petala oblongo-rotundata 8| mm. longa 7 mm. lata apice rotun- data basi late cuneata ad extremitatem subito acuta ad insertionem f mm. lata margine subintegra extus plus intus minus hirtella. Stamina oo ad margi- nem cupula3 calycis inserta, filamentis variabilibus, longioribus 5 mm. longis ^ mm. latis glabris, antheris oblongo-rotundatis ^ mm. longis utrinque bilobatis, connectivis dorso convexis latioribus. Receptaculum carpellorum elongato-elli- pticum 2| mm. longum 1 J mm. latum parce pilosum vel baud pilosum, stipite 1 mm. longo piloso, carpellis semi-obovatis § mm. longis sursum glandula glo- buliformi flava stipitata dorso conspersis glabris apice oblique acutis ad stylum glabrum recurvum abeuntibus ; stigmata obliqua biloba. Achenia in exsiccato fusco-rubescentia semi-obovoideo-oblonga 1^ mm. longa §- mm. lata rugulosa sub apice latere interiore stylum emittentia. Rubus roscpfdius SMITH, subsp. Maximoiviczii HAYATA. (non FOCKE) in HAYATA Ic. PL Formos. III. p. 93. 56 ROSACE /E. Near R. roscefolius SM., but separable from it in having much smaller flowers with glandularly dotted calyx. Kemarkable for the leaves and the petioles dispersed with glandular dots. HAB. Mt. Arisan, inter Funkiko et Taroyen, leg. TAKEO ITO et B. HAYATA Mart. 1914. Rubus parvipungens HAYATA sp. nov. Suffrutex scandentissimus ; ramis et ramulisque leviter flexuosis subltevibus vel longitudinaliter tenuissime striatis in exsiccato purpureo-fulvescentibus hand hirsutis glaberrimis vel subglabris remote aculeolatis, aculeis lineari-triangularibus longissimis 8 mm. longis valde complanatis longe cuspidiformibus basi elongato-triangulari-dilatatis ad basin 4 mm. latis rubescentibus versus apicem linearibus subrectis transverse sitis. Eamuli hornotini florigeri e ramo alternatim oriundi generaliter 1-florati brevis- simi 2-4 cm. longi basi dense ut videntur quasiverticillatim foliati flore solitario terminates, perulis (deciduis?) haud visis. Folia alterna basi ramulorum densis- sime quasiverticillatim disposita membranacea inferiora rninora, superiora majora cum petiolis 2-6 cm. longa 1-3 cm. lata in ambitu oblongo-ovata 5-7-foliolata toto tenuiter hirsuta, foliolo terminali oblongo-ovato 8-25 mm. longo 5-10 mm. lato apice gradatim acuminato basi obtuso vel rotundato margine duplicato- serrato-dentato, serris primariis (in specimine majore) 2 mm. latis l^rnm. longis apice cuspidato-acutis latere superiore serris secundariis singulis latere inferiore serris secundariis duabus instructis argute acutis acutissimis sursum recurvis ascendentibus, ad basin integro, costis venisque supra tenuiter impressis subtus elevatis, venis lateralibus primariis utroque latere 9-8 subparallelis rectissimis vel subrectis, mediis a costa angulo 30° egressis ad apicem serrarum primaria- rum attingentibus a se 1^-2 mni. distantibus, venulis inter venas primarias transverse sitis haud elevatis sed distincte coloratis et visis, pagine in exsiccato supra fuscenti subtus pallidiore, costa subtus remote aculeolata, foliolo laterali subopposito vel subalterno foliolo terminali minore, infimo minimo dimidium folioli terminalis aequanti basi generaliter truncato plus minus obliquo inter- dum asquilato caeterum cum foliolo terminali conformi, petiolulis foliolorum lateralium brevissimis 1mm. longis hirsutis, petiolulo folioli terminalis (in specimine majore) 5 mm. longo, interjugis 8 mm. longis, petiolis communibus (ab axillis usque ad foliolum infimum) 12 mm. longis cum petiolulo terminali, ROSACES. 57 interjugisque toto profunde sulcatis hirsutis pilis glanduliferis aculeisque remote instructis basi valde dilatatis cum stipnlis plus minus connatis, stipulis e basi petioli oriundis, iis folii inferioris majoribus oblongo-lanceolatis 6 mm. longis 1| mm. latis apice acuminatis latere interiore cum petiolis usque 2 mm. con- natis 1-nerviis extus hirsutis intus glabris margine ciliatis membranaceis, iis folii superioris minoribus linearibus longioribus angustioribus. Flores ad apicem ramulorum lateralium solitarii interdum racemosum dispositi, racemis 1-2- floratis, pedicellis 1-2 cm. longis subglabris remote aculeolatis et setulis glan- duliferis minutis ^ mm. longis parcissime dispersis. Cupula calycis 7-8 mm. in diametro dorso glaberrima subconvexa sed versus centrum leviter concava, lobis triangularibus apice longe caudatis (caudis exceptis) 6 mm. longis 5 mm. latis, cauclis linearibus 3 mm. longis medio -J mm. latis, lobis dorso partibus tomen- tosis exceptis glabris intus caudis et partibus basilaribus exceptis depresso-vil- loso-hirsutis ; cupula calycis intus ad partem marginalem 3 mm. latam concava glabra ad partem contralem patento-pilosa, cicatricibus stipitum receptaculorum 1-2 mm. in diametro. Petala albo-viridia rotundata 9 mm. longa totiusque lata apice truncato-rotundata basi obtuso-rotundata ad insertionem 1mm. lata mar- gine integra extus plus intus minus hirtella. Stamina oo ad marginem cupulas calycis inserta, filamentis glabris in longitudine variabilibus, longioribus 5 mm. longis subtriquetris ^mm. latis apice angustatis, antheris quadrangulari-lineari- bus 1 J mm. longis f mm. latis apice emarginatis basi 2-lobatis. Beceptaculum carpellorum conico-globosum 2 mm. longum totiusque latum apice pilosum ; carpellis haud pilosis subglabris lasvibus dorso extus glandulis minutis plus minus stipitatis parce dispersis, stylis 1| mm. longis glabris, stigmatibus ter- minalibus 2-lobatis. HAB. Mt. Arisan, Nimandaira ad 7000 ped. alt., leg. B. HAYATA et TAKEO ITO, Aprili. 1914. Near Eubus pungens CAMB. var. Oldhami MAXIM., but differs from it in its habit, in its smaller leaves and in the much densely aculeate calyx. I found the present plant forming unpenetrable bushes in a clearing in the Arisan over an altitude of 7000 ft., in the spring of the year 1914. Rubus conduplicatus DUTHIE; HAYATA Ic. PI. Formos. p. 224, t. 24. Flores campanulati. Petala alba valde extrorse reflexa ; sepala viridia. 58 ROSACES. HAB. Mt. Arisan, inter Funkiko et Taroyen, leg. B. HAYATA, Mart. 1914. Rubus hirsuto-pungens HAYATA n. n. fiubus roscr/olius SM. var. hirsutus HAYATA Fl. Mont. Formos. p. 81. HAB. Mt. Morrison, ad 12000 peel, alt., leg. U. Mom, Oct. 1905, (No. 2264). Very near Rubus parvi-pungens HAYATA, but distinguishable from that species in the quite different habit, in the sepals with long linear tails and in the pubescent pedicels. Rubus Kawakamii HAYATA Mater. Fl. Formos. p. 91 ; Ic. PL Formos. I. p. 227, t. 26. Descriptio auctata : Calyx cinereo-purpurascens setulis purpuras- centibus dense conspersus. Petala alba vel leviter purpurascentia. HAB. Mt. Arisan, inter Funkiko et Taroyen, leg. B. HAYATA, Aprili. 1914, (FL). Rubus Thunbergii S. et Z. HAB. Fokien : Usekisan, leg. S. NAGASAWA, Feb. 1909 (No. 153). Compared with a specimen so labelled in the herbarium at Tokyo. ttosa LINN. Rosa Pricei HAYATA sp. nov. Frutex. Eamuli teretes remote aculeolati subglabri vel parce setulosi leeves vel longitudinaliter rugulosi fuscenti-fulvi, setulis transverse sitis minutis | mm. longis, aculeis cuspidato-triangularibus transverse sitis rubescentibus 1 J mm. longis apice cuspidiformibus plus minus deorsum recurvis basi late triangulari-dilatatis latere complanatis basi circ. 2 mm. latis. Folia alterna a se circ. 3 cm. remota generaliter 7-foliolata in ambitu oblongo-obovata vel rhomboideo-oblonga cum petiolis 4 cm. longa 2 cm. lata apice acuta in ambitu obtusa, foliolo terminali tenuiter coriaceo ovato vel oblongo 1£ cm. longo 8 mm. lato apice triangulari-acuto ad extremitatem obtuso ad summum extremitatis serra una acuta instructo basi late obtriangulari-obtuso margine sen*ulato, serrulis subaequiforniibus subtriangularibus apice acutis as- cendentibus plus minus latere recurvis § mm. latis \ mm. longis, margiue deorsum tenuissime recurvo prope basin integro chartaceo vel chartaceo-coriaceo in exsiccato supra fuscenti subtus pallido utraque pagine glabro, costa supra impressa subtus elevata, venis venulis et reticulatis venularum supra elevatis visis subtus minus elevatis sub lente distincte visis, venis lateralibus primariis utroque latere 7-8 parallelis, mediis a costa angulo 50' egressis rectis prope KOSACEJE. 59 marginem furcato-ramosis, ramis venarum ad apicem serrularum attingentibus, costa subtus aculeis minutis singulis vel duobus instructis, petiolulo terminal! 5 mm. longo in longitudine ^-plo foliolum terminale aaqtfcantibus, foliolis late- ralibus oppositis, jugis a so 5-6 mm. distantibus sessilibus, superioribus majori- bus in longitudine foliolum terminale §-plo asquantibus oblongis apice obtusis, foliolis inferioribus gradatim minoribus, infimis £ plo in longitudine foliolum terminale asquantibus 5 mm. longis obovatis apice truncatis casterum cum foliolo terminali conformibns, petiolis communibus (ab axillis usque ad jugam infimam) 8 mm. longis quam petiolulo terminali longioribus, interjugis petiolo terminali aaquilongis, totis intus sulcatis glabris angustissime alatis extus remote paucissime minute aculeolatis, aculeis singulis vel duobus, stipulis line- aribus latere interiore se connatis 4 mm. longis 1 mm. latis apice caudato-acu- minatis glabris niargine ciliato-seiTulatis (serrulis ascendentibus recurvatis) apice sursum a petiolo liberis, partibus liberis 1-2 mm. longis. Flores cymosi, cymis ad apicem ramulorum terminalibus 2| cm. longis totiusque latis, pedunculis 8 mm. longis glabris, bracteis singulis et bracteolis duabus sub pedicello singulo sitis, bracteis cuspidato-ovatis cum cuspidibus 5 mm. longis 2§ mm. latis vel angustioribus margine glanduloso-ciliatis extus subtus medio elevato-costatis, cuspidibus teretibus 2mm. longis, bracteolis cuspidato-triangularibus cum cuspidi bus li mm. longis basi 1mm. latis margine pilosis dorso subtus carinatis, cus- pidibus ^ mm. longis, pedicellis 1 cm. longis rectis cum calyce dense glanduloso- setulosis simul pubescentibus, setulis horizontaliter patentibus ^ mm. longis apice elevatis vel globuliferis. Calyx minute glanduloso-setulosus et simul pubcscens ; calycis tubus oblongo-obconicus 2| mm. longus 2^ mm. latus, lobis 5 deorsum reflexis lanceolatis 7mm. longis 2mm. latis apice longissime acumi- natis basi leviter contract-is extus setuloso-glandulosis simul paucissime pubes- centibus, intus brevissime villosis crassiusculis sed partibus apicalibus glabris margine integerrimis interiore tenuissime recurvis. Petala 5 obovato-cuneata 8 mm. longa 8-9 mm. lata apice emarginata vel truncata basi cuneata ad ex- tremitatem truncata, partibus truncatis 2 mm. latis, ad insertionem 1mm. lata margine subintegra sed prope aj)icem suberosa tenuia utraque facie glabra vel subglabi-a (alba?) vel extus basi pubescentia. Stamina oo, filamentis filiforini- bus minus quam 3 mm. longis glabemmis, antheris ovato-oblongis minus quam 60 ROSACES. 1 mm. longis § mm. latis basi plus apice minus lobatis. Discus ad orem calycis tubi situs coniformis 1 mm. longus stylos firme amplectans ; styli circ. 10 supra discum 3 J mm. excelsi to to longitudine connati albo-pilosi apice stigmate ter- minati; stigmate singulo peltiformi, peltis rotundatis ^mm. in diametro; styli infra discum liberi. Carpella 10 libera semi-ovato-lanceolata latere complanata latere glabra dorso dense strigoso-pilosa. HAB. Tappansha, Holisha, ad 6000 ped. alt., Sept. 1912, leg. B. PRICE. Near Eosa serrata EOLFE, but distinguishable from it by the much smaller flowers and serrulate stipules. Rosa moschata MILL. ; HOOK. f. Fl. Brit. Ind. II. p. 367 ; HEMSL. Ind. Fl. Sin. I. p. 252 ; SCHN. Handb. Laubholzk. I. p. 542, fig. 319, m— n2. Eosa Brunonii LINDL. Bot. Mag. t. 4030. HAB. Mt. Arisan : prope Funkiko, leg. TAKEO ITO et B. HAYATA, Mart. 1914. Our plant accords exactly with the descriptions and figures given in the above cited literature. As the species exists also in Japan, there can be no dispute about our plant's being referable to E. moschata. The following des- cription is drawn from our specimens. Frutex scandentissimus ad truncum arboris scandens, rami ramulique a surnmo trunci arboris verticaliter penduli ; rami defoliati teretes fusco-virides- centes longitudinaliter multi-sulcato-striati haud lenticellati remote vel densius- cule aculeati, aculeis late triangularibus latere complanatis 3 mm. longis basi 7 mm. latis apice cuspidiformibus descendentibus apice deorsum recurvis, cicatri- cibus aculeorum elongato-ellipticis 7 mm. longis 2 mm. latis, ramis plus minus flexuosis. Kamuli foliiferi et floriferi haud aculeati circ. 20cm. longi a ramo angulo subrecto divaricati alternatim foliiferi apice inflorescentia terminati. Folia alterna a se circ. 3 cm. distantia 5-6 foliolata chartaceo-membranacea supra in exsiccato fuscentia subtus pallidiora supra in vivo nitida glabra subtus sub- glabra in ambitu ovata 12-16 cm. longa 8-16 cm. lata, foliolo terminali oblongo vel oblongo-ovato 6-8 cm. longo 2^-3^ cm. lato apice acuminate vel plus minus caudato-acuminato ad summum acuminatissimo basi obtusissimo-rotundato vel tenuissime cordato, margine medio sursum regulariter serrulate, (serrulis cuspi- dato-triangularibus ascendentibus apice recurvis vel incurvis), prope basin sub- ROSACE^E. 61 integro, costa supra tenuiter impressa subtus elevata, venis primariis supra vix subtus distincte elevatis, venulis reticulatis utroque tenuissime elevatis, reticulis minutissimis sub luce transversa distincte visis, venis lateralibus primariis utroque latere costa? 10-12, mediis a costa angulo 45° egressis subrectis usque ad prope apicem baud ramosis versus apicem subito arcuatis cum eis superiori- bus junctis, venulis secundariis ad apicem serrularum attingentibus, petiolulo terminali 18 mm. longo glabro intus sulcato, foliolis lateralibus oppositis sessili- bus cum foliolo terminali conformibus sub gequilongis, vel foliolis jugaa inferioris quam foliolo terminali minoribus, interjugis l|-2 cm. longis foliolo terminali ^-plo brevioribus, petiolis communibus (ab axillis usque ad jugam infimam) 3-4 cm. longis dimidium folioli terminalis in longitudine requantibus cum in- terjugis supra tenuissime sulcatis ad insertionem foliolorum liirsutis basi dilatatis cum stipulo 4mm. latis, stipulis linearibus cum petiolo latere interiore usque ad l|cm. connatis l^mm. latis, partibus liberis caudato-linearibus 3-4 mm. longis plus minus patentibus margine liirsutis. Cymse ad ramulos terminales 5 cm. longse 10 cm. Iata3, rhachibus quam pedicello brevioribus leviter pubescentibus, pedicellis longissimis gracillimis 3-4 cm. longis simpliciter pubescentibus glan- dulis minutis stipitatis laxiuscule instructis, glandulis cum stipitibus ^ mm. longis apice globuliferis transverse patentissimis, vel simpliciter glanduloso-pilosis basi bracteis singulis instructis, bracteis oblongis acuminatis 5mm. longis mar- gine ciliolatis vel baud ciliolatis caducissimis nervoso-reticulatis ; pedicellis apice gradatim ad calycis tutum abeuntibus. Calycis tubus oblongo-cylindricus 5-6 mm. longus 2|mm. latus deorsum hirsutus sursum glaber apice plus minus distincte constrictus 1 J mm. latus ; calycis lobis in flore apertienti valde refle- xis ab apice calycis tubi verticaliter pendulis lineari-ovato-lanceolatis 15 mm. longis 3| mm. latis apice longe acuminato-caudatis basi plus minus angustiori- bus 1| mm. latis margine integris vel utroque latere infra medium appen- dicibus linearibus 2-3 mm. longis £ mm. latis instructis extus deorsum glabris medio sursum tenuiter hirsutis parce glanduloso-setigeris margine dense villosis intus densissime villosis. Petala 5 alba obovata circ. 2 cm. longa 1^ cm. lata apice subrotundata truncato-rotundata basi triangulari-cuneata ad insertionem obtusa 1mm. lata ad basin crassiuscula margine subintegra vel sursum eroso- integra. Stamina oo ad discum annulare apicis tubi calycis elevatum inserta, 62 ROSACES. filamentis glabris, antheris didymis OQ-formibus (connectivis ^ mm. longis) utrinque profunde emarginatis glabris ; disco basi styli et apice tubi calycis insito conico 1 mm. longo glabro ; stylo 6 mm. longo columniformi dense patento- hirsuto multistriato apice multilobo, lobis mediis longissimis lateralibus ex- terioribus gradatim brevioribus toto longitudine connatis ; stigmata ad apicem loborum terminalia peltata, peltis latere uno fissis, margine denticulato-lobulata ; ovula oo fusiformia pilosissima, pilis validis rectis. Cotoneaster MEDIK. Cotoneaster morrisonensis HAYATA sp. nov. Frutex humilis minus quam 1m. altus ramosissimus, ramis et ramulis cinerascentibus glabris plus minus rugosis laxe lenticellatis, lenticellis minutis elevatis transverse oblongis rubes- centibus, ramulis foliatis brevibus a ramo divaricatis basi vel sursum pulvinis foliorum approximatis vel remotis alternis instructis, pulvinis valde elevatis, ramulis sursum foliatis. Folia valde coriacea supra nitida versus apicem ramulorum approximatim alternatim sita oblonga vel oblongo-obovata 6-9 mm. longa 4-6 mm. lata apice obtusa vel rotundato-obtusa vel tenuissime emargi- nata basi obtuso-acuta vel cuneato-acuta margine integerrima primum fusco- strigoso-tomentosa demum glabra supra nitida in exsiccato pallido-fulvescentia subtus pallido-flavescentia vel fulvescentia vel subtus interdum reliquis tomen- torum obtecta margine deorsum recurva, costa supra profunde impressa subtus prominente elevata recta ad apicem foliorum attingenti validiuscula apice interdum mucronatim producta, mucronibus obtusis, venis venulis reticulis venularum supra latiuscule tenuiter impressis, venis subtus tenuiter elevatis, reticulis venularum subtus tenuiter impressis, areolis reticulorum subtus plus minus tenuiter elevatis, reticulis subtus fusco-coloratis distincte visis, venis lateralibus primariis utroque latere costre 3, mediis a costa angulo 30' egressis l)lus minus arcuatis sursum cum eis superioribus junctis, petiolis 2-3 mm. longis intus sulcatis strigoso-hirsutis vel subglabris, stipulis caducissimis 1^ mm. longis ^ mm. latis apice acuminatis extus hirsutis intus glabratis. Flores ignoti. Fruc- tus quasi-terminales ad apicem ramuli foliati solitariter siti, (pedicellis brevis- simis 1-2 mm. longis strigoso-hirsutis, pilis adpressis nigricantibus), obovoideo- oblongi 4-5 mm. longi 3i mm. lati rubescentes apice calycis .lobis persistentibus suberectis triangularibus circ. 2 mm. longis 1^ mm. latis apice obtusis margine ROSACES. 63 hand integris coronati facie glabri, carpellis semper 2 obovato-oblongis 4 mm. longis 2f mm. latis apice rotundatis sed ad centrum reliquo styli apiculatis basi acutis ventral! planis cum altris firme contactis sed hand connatis dorso con- vexis complanatis minus quam 1 mm. crassis laevibus rubescentibus, dorso ad supra dimidium longitudinis cum calycis tubo connatis, dorso partibus liberis plus quam 1^ mm. longis sursum crispato-albo-barbatis, ventrali planis vel plus minus concavis dorso convexis /cv-formibus in sectione, exocarpiis (parietibus carpellorum) crassissimis crustaceis ; semina ignota. HAB. Mt. Morrison, ad 10000 ped. alt., leg. U. MORI, Oct. 1906. Very near Ootoneaster rokujodaisanensis HAYATA, but distinguishable from it in having two carpels and a little smaller and much paler leaves. The reti- culation of the veinlets on the upper surface "of the leaves is, in this species, impressed and distinctly visible, while in C. rokujodaisanensis the veins are not at all impressed or are hardly visible, except those locating near the margin. Cotoneaster rokujodaisanensis HAYATA sp. nov. Frutex humilis circ. minus quam 1m. altus ramosissimus, ramis subrectis hand flexuosis, cortice cinerascenti glabro plus minus rugoso hand lenticellato, ramulis brevibus 2- 3 cm. longis rectis alternatim e ramo oriundis a ramo angulo recto vel 80° egressis deorsum sub lente scabris sursum fulvo-tomentosis rubescentibus, pulvinis foliorum alternatim dense vel approximatim notatis, pulvinis elevatis dorso plus minus elevatis apice cicatricibus foliorum semi-rotundatis truncatim terminatis ; ramulis foliiferis e basi vel e latere partum defoliatarum ramorum oriundis brevissimis minus quam 1 cm. longis. Folia caclucissima versus apicem ramul- orum alternatim approximatim clisposita prirnum dense strigoso-tomentosa, to- mentis fuscentibus, demum glabrata valde coriacea supra nitida in exsiccato fuscentia subtus fulvo-rubescentia obovata vel oblonga 8-12 mm. longa 9-6 mm. lata apice obtusissima vel tenuiter emarginata vel interdum partibus costarum productis mucronata basi cuneato-obtusa vel acuta margine leviter deorsum recurva integra plus minus reliquis tomentorum instructa, costis venis venulis supra profunde impressis, costis subtus prominente elevatis rectis ad apicem folio- rum attingentibus rectis interdum ad apicem foliorum mucroniforme productis, venis lateralibus subtus tenuiter elevatis, venulis subtus tenuissime impressis fusco-coloratis reticulatis, reticulis supra vix subtus distincte visis, areolis intra- 64 ROSACES. reticularibus subtus tenuiter elevatis, venis lateralibus primariis utroque latere costas 5-6, mediis a costa angulo 30°-40° egressis leviter arcuatis prope apicem furcatim ramosis, areolis intra venas laterales primarias a margine |-lmm. distantibus, petiolis 2J-2 mm. longis strigoso-hirsutis intus profunde sulcatis, stipulis caducissimis linearibus 2 mm. longis § mm. latis 1-nerviis crassiusculis extus strigoso-hirsutis intus glabris apice acutis vel obtusis. Flores ignoti. Fructus rubescentes ad apicem rarnuli foliati terminales solitarii vel ad axillas foliorum superiorum axillares, (pedunculis 3 mm. longis strigoso-hirsutis), ob- longo-obovoidei apice calycis lobis persistentibus incurvis coronati 7 mm. longi 5 mm. lati apice obtusi basi rotundati, calycis lobis triangularibus If mm. longis apice obtusissimis basi latissimis 2 mm. latis ad carpellum firme adpresse contactis vel interdum subrectis, carpellis 3 rubescentibus obovoideo — ^-forrni- bus trigono-obovoideis (vel obovoideo-octanti-formibus) apice rotundatis basi acutis, in sectione ^-formibus 5mm. longis 3mm. latis IJmm. crassis apice barbatis, (barbis albis), dorso convexis ventrali bi-angulatis ad angulos acutis glabris Isevibus, dorso ad § longitudinis cum tubo calycis adnatis sursum -| liberis, partibus liberis 1 mm. longis, exocarpiis (parietibus carpellorum) crassis crustaceis ; carpellis ventrali ad apicem anguli ventral is et ad basin partis liberae reliquis stylorum brevissime apiculatis vel punctatis. Semina compla- nata obovata apice rotundata basi acuta, testa rubescenti membranacea ; albu- minibus subnullis ; embryo obovatus, cotyledonibus amplis, radicula minuta apice acuta. HAB. Byoritsu : Mt. Kokujodaisan, ad 10000 ped. alt., leg. U. MORI, Oct. 1908. Very near Cotoneaster disticha LANGE (ScHNEroer Handb. Laubholzk. I. p. 745, fig. 418 c-f u. 419, a-b, = Cotoneaster rotundifolia BAKER in Bot. Mag. t. 8010), but easily distinguishable from it by the much smaller fruits. Also near C. Zdbeli (SCHNEIDER I.e. I. p. 749, fig. 420 f-h), but separable from it also by the much smaller fruits. Most closely allied to Cotoneaster morriso- nensis HAYATA, but different from it in having three carpels and not lenticel- late branches and in the leaves which are a little larger and much darker above in dried specimens. In C. mowisonensis, the carpels are usually two, and the branches are more or less lenticellate. ROSACES. 65 Photinia LINDL. Fhotinia ardisiifolia HAYATA sp. nov. Arbriuscula ? rami et ramuli cinerascentes longitudinaliter rugosi parce lenticellati, lenticellis elevatis minutis elevatis 1-f mm. in diametro. Folia persistentia obovato-oblanceolata vel spa- thulato-oblanceolata 7^-10 cm. longa 22-30 mm. lata apice obtusissima vel sub- rotundata ad centrum summorum mucronata, mucronibus J mm. longis obtusis hand aristatis basi gradatim cuneato-attenuata ad petiolum abeuntia margine integra vel subintegra versus apicem remote crenata vel subintegra, costa supra impresso-canaliculata subtus elevata, venis supra tenuissime impressis subtus tenuissime elevatis, venulis supra baud visis subtus tenuissime visis, utraque pagine glaberrima, in exsiccato supra nitida fusco-rubro-fulvescentia, subtus pallida fulvescentia, venis lateralibus primariis utroque latere costse 15-18 tenuissimis gracillimis, mediis a costa angulo 70° egressis rectis vix vel baud arcuatis prope margine furcato-ramosis ramis cum eis superioribus junctis, venulis gracilliniis vix visis, petiolis 1-2 cm. longis glabris intus profunde canaliculatis. Cymre terminales 6 cm. longte totiusque latee profuse floriferre, rliachibus gracilibus pubescentibus, bracteis minutis caducissimis 1 mm. longis obtusis hirsutis. Flores apertientes non visi. Alabastrum florum turbinatum apice triangulari-acutum vel triangulari-obtusum basi triangulari-acutum ad pedicellum 5 mm. longuni abeuns. Calyx obtriangularis 2 J mm. longus intus gla- ber 3imm. latus apice 5-lobatus extus pubescens inter glaber, lobis triangulari- bus 1 mm. longis plus quam 1 mm. latis apice obtusis extus hirsutis intus glabris crassiusculis margine dense tomentosis; calycis lobis basi leviter imbricatis intus apice barbatis. Petala rotundata 2 mm. longa apice plus minus emargi- nata basi contracta leviter cordata ad basin ^ mm. lata intus plus minus leviter barbata vel subglabra. Stamina oo paullo supra basin loborum calycis inserta ut videntur 1-seriatim disposita, filamentis complanatis, antheris oblongis apice subtruncatis basi emarginatis § mm. longis. Ovarium inferius glabrum, stylo glabro columniformi apice 2-fisso, stigmatibus peltatis. Fructus calycibus com- plete inclusus cum calycibus subrotundatus 7-8 mm. longus apice truncatus facie glaber in exsiccato fusco-nigricans apice limbo et lobis calycis perfecte clausus, lobis intus inflexis ; partibus apicalibus fructus apice plus minus liberis sed non exsertis, partibus liberis convexis 1| mm. altis glabris ; exocarpiis (in sensu 66 ROSACES. vero parietibus carpellorum) crustaceis ; fructus 2-spermi ? Semina ovoideo- oblonga + angulata 3^ mm. longa 2 mm. lata utrinque obtusa, testa fusco- rubescenti glabra tenuiter longitudinaliter rugiilosa coriacea ; albumen paucissi- mum, cotyledonibus oblongis 3 mm. longis apice obtusis basi + cordatis vel rotundatis 2 mm. latis crassiusculis, radicula 1 mm. longa leviter recurva. HAB. Taito : Manchosha, leg. G. NAKAHARA, Jan. 1906 (Fl. et Fr.). This is very likely identical with Photinia pustulata LINDL. LINDLEY'S original description is not accessible to me. The only description of this species is that mentioned in WALP. Kep. II. p. 57 : " Foliis obovato-lanceolatis acutis basi cuneatis, supra medium serratis, lasvibus, utrinque glabris; corymbis calvis multifloris ; ramulis pustulatis. — In China ad Cantonem." So far as are concerned the characters given in the above description, our plant may be identical with P. pustulata ; yet it may, at the same time, not be the same, ragarding other characters not mentioned in the description. In such a case, it will be the best way to describe our plant as exhaustively as possible and to give it a provisional name, so that any one who is familiar with P. pustulata, in tracing my description, might find no difficulty to decide at once whether my species is distinct from or identical with the former. Our plant does not, however, agree with the description given in SCHNEIDER'S Handb. Laubholzk. I. p. 710, which is as follows. " Zw. und Blst. dichtwarzig ; B. derblederig, ca. 8:4 cm., eifg., beidendig zugespitzt, kahl ; Stiel ca. 8mm; Frst ca. 6cm. Dm., Fr. elliptisch, 9: 6-7 mm." Fruits of our plant are not elliptical but rounded, nearly 7 mm. in diameter. Photiiiia Beauverdiana SCHNEIDER var. notabilis KEHDER et WILSON in PL Wilson. Part II. p. 188. Arbriuscula? Ramuli in exsiccato fusco-pur- purascentes glabri haud vel vix rugosi minute lenticellati, lenticellis minutis plus minus oblongis medio subfissis § mm. longis. Folia ut videntur decidua versus apicem ramulorum alternatim plus minus approximatim disposita char- tacea vel chartaceo-coriacea in exsiccato fusco-rubescentia supra glabra sub- nitida subtus pallidiora tenuiter pubescentia obovato-oblonga vel oblonga vel oblanceolata 8-15 cm. longa 3^-4 cm. lata apice caudato-acuminata vel subito acuminata basi obtusa vel cuneato-attenuata vel truncato-rotundata aaqualia vel plus minus obliqua margine subregulariter serrulata, (serrulis mediis latere ROSACES. 67 inferiore 3 mm. longis latere superiore ^ mm. longis valde ascendentibus inter- dum ad mucronem reductis apice sursum recurvis), versus basin Integra vel subintegra, costis venis reticulis venularum supra tenuiter impressis, subtus eostis venis lateralibus primariis et secundariis principalibus tenuiter elevatis, sed reticulis venularam subtus minutis distincte impressis, areolis reticulorum subtus elevatis subhexagonis •£- mm. in diametro, venis lateralibus primariis utroque latere costas 10-12, mediis a costa angulo 35° egressis prope apicem subito ramosis evanescentibus, petiolis 8 mm. longis subglabris intus profunde sulcatis basi plus minus dilatatis vel haud dilatatis sursum subalatis. Gemma ovoidea apice acuta. Flores ignoti. Fructus cymoso-paniculati, paniculis ter- minalibus 3— 20-fructiferis, rhachibus glabris fusco-purpurascentibus minute densiusculis lenticellatis, lenticellis oblongis. Fructus calycibus inclusus cum calycibus 8 mm. longus 6| mm. latus obovoideus apice truncatus basi subito ad pedicellum circ. 1 cm. longum abeuns facie in exsiccato fuscens sublasvis apice calycis lobis persistentibus coronatus, calycis lobis recurvis ad fructus adpressis semirotundatis triangularibus 1mm. longis 1 J mm. latis intus concavis glabris; fructus apice ad circ. 2| mm. liber, supra calycis tubum circ. 1 mm. exsertus, partibus liberis glabris pallidioribus apice rotundatis parte basilari styli coro- natis. Semina in fructu singulo 3-4 rubro-purpurascentia glabra oblongo-poly- gona latere valde complanata 5-6 mm. longa 4J mm. lata, testa rubro-purpuras- centi longitudinaliter reticulato-ruminato-sulcata coriacea; albuminibus paucis- simis ; embryo amplus cavum seminum fere perfecte occupans 5 mm. longus 3 mm. latus valde complanatus plus minus obliquus, cotyledonibus valde com- planatis oblique oblongis apice basique rotundatis 4 mm. longis 3 mm. latis, radicula brevissima §mm. longa ^mm. lata. HAB. Tonnofushirowan, leg. S. NAKAI et I. TANAKA, Oct. 1913, (Fr.). So far as is concerned the description given by SCHNEIDER, our plant may very probably be identical with this species. Our specimen is lacking flowers. It should be compared again with the original description, when flowering specimens are collected. Photinia impressivena HAYATA sp. nov. Arbriuscula ; ramuli in exsiccato fusco-purpurascentes teretes lenticellati laBves vel sursum longitudinaliter rugulo- si, lenticellis minutis subrotundatis rubescentibus ^mm. in diametro. Folia 68 ROSACES. versus apicem approximatim disposita coriacea obovato-oblanceolata vel oblanceo- lata 5i-7icm. longa 17-22 mm. lata apice subito acuminata basi obtusa vel cuneato-attenuata ad extremitatem obtusa margine minute serrata, seiTulis brevissimis inferioribus ad mucronem reductis, superioribus latere inferiore 2 mm. longis latere superiore \ mm. longis valde ascendentibus ad acumen basinque Integra, in exsiccato supra viridescentia subtus pallidissima supra nitida utroque pagine glaberrirna, costis venis primariis supra profunde impressis subtus promi- nente elevatis, reticulis venularum supra tenuiter impressis subtus tenuiter ele- vatis, venis primariis lateralibus utroque latere costee 6-7, mediis a costa circ. angulo 45° egressis deorsum rectis sursum subito arcuatis cum eis superioribus junctis, areolis inter venas primarias apice a margine 1-1^ nim. distantibus, petiolis brevissimis vel subnullis rubescentibus. Gemma ovoidea acuta fusco- rubescens. Flores ignoti. Fructus cymosi, cymis terminalibus 2cm. longis 3cm. latis pauci-3-5-fructiferis, pedicellis gracilibus 4mm. longis dense lenticellatis glabris, lenticellis elevatis longitudinaliter oblongis \ mm. longis, fuscentibus ; fructus calycis tubis complete inclusus cum calycibus urceolato-ovoideus 10mm. longus 8 mm. latus apice calycis limbo et lobis coronatus, tubo calycis rotundato 7^ mm. longo 8 mm. lato facie glabro rubescenti apice plus minus constricto, limbo plus minus expanse vel suberecto IJmm. alto, lobis limbi calycis perfecte triangularibus erectis apice acutis 2 mm. longis 2 \ mm. latis rubescentibus basi intus reliquis filamentorum instructis; fructus abortu 1-spermi. Semina fusco- rubescentia ovato-rotundata plus quam 5 mm. longa minus quam 5 mm. lata, testa coriacea laevi glabra ; albumen paucissimum ; embryo amplus cavum seminum perfecte occupans cordato-rotundatus, cotyledonibus leviter cordatis apice triangulari-obtusis basi tenuiter cordatis plus quam 4mm. longis 4mm. latis crassissimis ; radicula minuta brevissima § mm. longa obtriangulari apice acuta. HAB. Fokien : Mt. Kozan, leg. S. NAGASAWA, Nov. 1909, (Fr.). Somewhat near Photinia ampkidoxa REHDER et WILLSON (= Stranvaesia amphidoxa SCHNEIDER Handb. Laubholzk. I. p. 713, fig. 394, k-1.), but widely different from it in having quite glabrous sessile leaves and in many other points. Photinia lucida SCHNEIDER Handb. Laubholzk. I. p. 710. HAB. Formosa : " OLDHAM, No. 99." ROSACES. 69 Very near to or identical with. Photinia taiwanensis HAYATA Mater. Fl. Formos. p. 104. Photinia serrulata LINDL. (Fig. 12) HAYATA Mater. FL Formos. p. 104 ; SCHNEIDER Handb. Laubho- Izk. I. p. 707, fig. 390, a-b, et fig. 391, a-b. HAB. Mt. Arisan : Tozan. leg. B. HAYATA, Aprili. 1914. Fl. white, anthers green. Photinia sp. HAB. Mt. Arjsan inter Karapin et Suisharyo, leg. I. TANAKA et B. HAYATA, Aprili. 1914. Somewhat near P. taiwanensis HAYATA or P. lucida SCHN., but separable from it by the quite gla- brous and much smaller leaves. Too imperfect for a description. frinsepia BOYLE. Prinsepia scandens HAYATA sp. nov. (Fig. 12- A) ; Prinsepia utilis HAYATA Mater. Fl. Formos. p. 105, (non BOYLE). The present plant was identi- fied by myself with the Himalayan P. utilis only by the external comparison of the branches. In examining the. tree in the mountains in Formosa, I became very much sceptical of the identification. It is a shrub of scandent habit like Celastrus articulatus, trailing and climbing up to the top of other tall trees, and sending its branches downwards. This habit is, it seems to me, totally different from that of the Himalayan plant and also from the Chinense P. sinensis OLIVER. Pig. 12, Photinia seriidata LINDL.; a, a leaf; b, a flower, X 9 ; c, vertical section of the ovary, X 9 ; d, a petal X 9 ; e, f, g, stamens, seen from different sides ; h, a style, magnified. 70 SAXIFRAGES. The leaves of our plant are much smaller than those of the Himalayan. Since the Chinense plant is proved to be different from the Him- alayan, it is very likely that our plant should also be different from the latter, as is conjectured from its Fig. 12 — A, Pnnsepia scandens HAYATA ; a, a flower ; b, different habit of the tree the same, seen from back ; c, a petal ; d, vertical section of a , ., T^ . f ,-, flower; e, another vertical section of the same, ovary and disc and the different size ol the ' ' . J shaded; i, g, h, pistil, seen from dinerent sides; i, collateral leaves. ovules ; j, one of the same ovules, much more magnified. Saxifrageae. Hydrangea LINN. Hydrangea Integra HAYATA Fl. Mont. Formos. p. 90, t. 7 ; Ic. PI. Formos. III. p. 107, fig. 17. HAB. Mt. Arisan inter Nimandaira et Heishana, leg. B. HAYATA et TAKEO ITO, Mart. 1914. The specimens which we collected in the mountains are wanting marginal flowers. Yet in every respect they are iden- tical with H. Integra. It may be ascribable to the season of flow- ering, whether the plant has marginal flowers or not. Calyx tubes are fresh-green, the lobes greenish Fig. 13, Loropetalum chinense DC.; a, a leaf; b, a flower; c, wnite, Wnile petals tne same, seen from side ; d, the same, seen from front ; e, a petal ; and stamens are f' 8' h' stamens» seen from different sides ; i, Ovar7 ; j» k> a stellate hair, seen from different sides ; a, natural size, others variously purely white. magnified. HAMAMELIDE^:. ONAGRARIE.E. 71 Hamamelidese. Loropetalwtn R. BK. Loropetalum chinense R. BR. (Fig. 13) ; S. MOORE in Jour. Bot. (1878) p. 138 ; HANCE in Jour. Bot, (1878) p. 226 ; HEMSL. Ind. Fl. Sin. I. p. 290 ; SCHNEIDER Handb. Laubholzk. I. p. 433, fig. 275, k-1, et fig. 277, h-n. HAB. Fokien, Yesan, leg. S. NAGASAWA, Aprili. 1910 (Fl.). DISTRIB. Khasia mountains, India, China. Onagrarieee. Circcea LINN. Circaea Kawakamii HAYATA sp. nov. (Fig. 14). Herba basi lignosa basi prostrata ad nodos radicans supra basin ascendento-erecta annua ; caulis 30cni. longus glaberrimus teres vel subtetragonus rubescens. Folia opposita ovata vel ovato-oblonga 5cm. longa 22 mm. lata apice acuminata vel cuspidato-acuminata basi rotundata truncata vel triangulari-obtusa vel late triangulari-acuta margine remotissime tenuis- sime eroso-undulata, undulis apice mucronibus minu- tis instructis, mucronibus a se 5mm. remotis, supra subglabra vel tenuissime ad costas pubescentia subtus subglabra, costis venisque supra haud elevatis baud impressis subtus tenuiter elevatis, venis lateral ibus ' primariis utroque latere costa? 5-7, mediis a costa Fig. 14, Circaea Kawa- kamii HAYATA; a, a leaf, angulo 45' egressis basi SUbrectis SlirSUm prope natural size ; b, a flower, seen marginem subito arcuatis cum iis superioribus areo- lam formantibus, venulis hand distinctis haud visis, petiolis in longitudine valde variabilibus 2-1 5 mm. longis subglabris basi plus minus dilatatis. Racemi terminales vel axillares cum pedunculis 3-6 cm. longi, pedunculis 2-3 cm. longis glabris apice bracteolis lanceolatis 6-7 mm. longis oppositis instructis ; rhachis racemi 3-4 cm. longa pedunculis longior glabra flores alternatim gerens, pedicellis 3 mm. longis horizontaliter patentibus basi from side, x 5 ; c, the same, seen from another side, X 5 ; d, a sepal, x 5; e, a petal, X 5, f g, h, stamens seen from different sides, x 7 ; i, a style and discus, X 7; j, cross section of a fruit X 7. 72 ONAGRAR1E.E. "bractea una et "bracteolis duabus instructis glabris, bracteis linearibus 1-2 mm. longis, interdum prresertim sursum versus apicem racemorum ad nullum reductis, bracteolis duabus latere basis pedicellorum semper sitis subulatis minutis %—. | mm. longis, pedicellis generaliter 2-3 mm. longis glabris. Calycis tubus cum ovario connatus late obovoideus apice longe rostratus, parte obovoidea (vel ovario) 1 mm. longa totiusque lata extus dense pilosa, pilis rectis patentis- simis apice uncinato-recurvis fere vel minus quam J mm. longis, rostro J mm. longo glabro -| mm. in diametro, limbo calycis perfecte 2-partito, partibus vel sepalis 2 lanceolatis 2| mm. longis 1 mm. latis apice obtusis basi baud contractis intus concavis extus convexis a basi subito deorsum reflexis. Petala 2 ad apicem calycis tubi inserta obtriangularia If mm. longa totiusque lata apice in ambitu rotundato-truncata ad centrum tenuiter retusa basi triangulari-acuta ad inser- tionem -j-^ mm. lata, margine partibus apicalibus exceptis integra, parte apicali suberosa vel subintegra, alba, venis grosse reticulatis distincte visis. Stamina 2 cum petalis alterna, filamentis 1^-2 mm. longis teretibus glabris, antheris rotundatis plus quam \ mm. longis latisque utroque emarginatis. Discus ad apicem tubi calycis insertus tubiformis \ mm. altus crassissimus basin styli involvens, stylo filiformi 2 mm. longo glabro ab apice tubi calycis usque ad apicem 2 mm. longo apice plus minus dilatato stigmatoso. Ovarium 2-loculare, loculis 1-ovulatis, ovulis erectis anatropis ; raphe ventrali. Fructus maturus ignotus. HAB. Ritozan, leg. T. KAWAKAMI, Aug. 1913. Near Circcea erubescens FK. et SAV., but, distinguishable from it by the petals which are emarginate or 2-lobed at the apex ; also allied to G. quadri sulcata MAXIM., but differs from it by the rounded, but not clavate, stigmata and in having much smaller leaves. Circsea Pricei HAYATA sp. nov. Herba tennis ; caulis tetragonus ascendens erectus glaber haud ramosus. Folia longe petiolata ovato-rhomboidea 3 cm. longa 18 mm. lata apice triangulari-acuta sed ad summum obtusa basi late cuneata vel rotundato-cuneata margine remotissime dentata, dentibus brevissimis vc- formibus plus minus ascendentibus, membranacea utraque pagine parce pubes- centia prope basin Integra, costis venisque utraque pagine haud elevatis vel haud impressis, venis lateralibus primariis utroque latere 3-4 a costa angulo PASSIFLORE^E. 73 40° egressis, petiolis 13 mm. longis pubescentibus basi plus minus dilatatis. Racemi terminales vel axillares cum pedunculis 2-5 cm. longi hand ramosi, pedunculis 1-3 cm. longis hirsutis, pedicellis 1-3 mm. longis post anthesin pro- longatis, fructiferis 1cm. longis, bracteis minutis, pedicellis basi cum rhachibus articulatis subglabris vel tenuissime hirsutis apice ad calycis tubum abeuntibus. Calycis tubus obovoideus f mm. longus ^ mm. latus glaber apice constrictus basi gradatim ad pedicellum attenuatus, limbo basi campanulato, partibus basilaribus indivisis J mm. longis campanulatis sursum 2-lobis, lobis oblongis deorsum reflexis extus valde concavis intus convexis 1^ mm. longis f mm. latis apice acutis glabris. Petala 2 obtriangularia l^mm. longa totiusque lata apice ob- cordata 2-lobata, lobis apice rotundatis -J-J mm. longis latisque, glabra basi valde cuspidato-cuneata ad insertionem ^ mm. lata 3-nervia, nervis a basi paullo sursum connatis ibique divaricatis. Stamina 2, filamentis glabris filiformibus erectis rectis 1 mm. longis, antheris globoso-reniformibus ^ mm. longis latisque ; stylo columniformi 1mm. longo glabro apice stigmatifero, stigmate globoso inaequaliter 2-lobato. Fructus obovoideo-ellipticus 2 mm. longus 1^ mm. latus apice obtusissimus basi attenuatus valde complanatus pilis unciformibus dense obtectus 1-spermus. Semina obovato-lanceolata vel oblanceolata valde compla- nata 2 mm. longa § mm. lata apice obtusissima basi acuta, testa laevi coriacea membranacea fulvescenti ; albumen paucum ; embryo elongato-oblongus, radi- cula infra cotyledones -|-plo in longitudine requanti, cotyledon ibus amplis 1 mm. longis § mm. latis oblongis complanatis albis. Ovarium 1-loculare 1- ovulatum, ovulis e pariete ovarii a basi ad § altitudinem oriundis subpendulis amphitropis ; micropyle ad extremitatem inferiorem sita. HAB. Horisha : Taltaka, ad 6000 ped. alt., leg. W. R. PRICE. Near Circcea alpina LINN., but differs from it by the ovate, but not cordate, leaves ; from C. Kaioalcamii HAYATA, in having nearly globose ovary, when it is yet young. Remarkable for its having uni-celocular ovary with a solitary ovule. Passifloreae. Modecca LAM. Modecca formosana HAYATA Ic. PL Formos. IV. p. 8. 74 AKALIACE.E. HAB. Hozan : Keiyensho et in niontibus Rukosan, leg. Y. TASHIRO, Feb. 1914. Araliaeeae. Pentapanax SEEM. Fentapauax castanopsisicola HAY ATA (Tab. VII. et Fig. 15) sp. nov. Frutex 1-2 m. altus ad truncos arborum crescems. Eami subteretes raniosi apice 5-6 mm. in diametro sectionis, cortice demuni plus minus soluto glabro fulvo-cinerascenti lenticellato longitudinaliter ruguloso, rugulis elevatis ala^for- mibus, alis 1 mm. latis, lenticellis longitudinaliter oblongis 1 mm. longis elevatis et summo cupuliformiter impressis, cicatricibus foliorum ^/-formibus trian- gulari-lunulatis, pulvinis plus minus elevatis longitudinaliter rugulosis. Folia decidua versus apicem ramorum approxiniatim alternatim disposita pinnata 5- 7-foliolata, folioio terminali minimo ovato-oblongo 10cm. longo 4 Jem. lato apice acuminato basi obtusissinio vel rotundato margine partibus basilaribus integris exceptis minute tenuissimeque serrulato, serrulis minutis apice aristis 1mm. longis instructis, aristis 2mm. remotis, chartaceo, utraque pagine glabro vel subglabro, costis venis venulisque supra distincte elevatis reticulatis, subtus venulis minus elevatis minus distinctis, venis primariis lateralibus utroque latere 10-15, mediis a costa angulo 60° egressis deorsum prope costam rectis sursum arcuatis prope marginem ad ramos minutos abeuntibus, petiolulo termi- nali 2| cm. longo lamina 4-plo breviore ; foliolis latera- libus oppositis quarn folioio terminali majoribus basi plus minus obliquis vel sequalibus sessilibus vel brevis- sime petiolulatis, jugis foliorum a se 6-7 cm. remotis, petiolo communi (a basi usque ad jugam infimam) 12 cm. longo, rhachidem in longitudine aequanti sub- tereti baud sulcato ad basin dilatato caulem semiani- plectanti glabro ; rhachis glabra baud sulcata subteres ad insertionem jugarum articulatim in fragmenta soluta plus minus lenticellata. Flores umbellati paniculati ; paniculje semper terminales circ. 25 cm. longa? 15 cm. tala3 apice rotundataa vel obtusissimas a basi ramosas floriferre deorsum ad basin Fig. IS, Pentapan'M castanopsisicola HAYATA ; a, a petal ; b, a flower, pe- tals taken off; c, a stamen. ARALIACE.E. 75 perulis magnis multis involute, perulis castaneis rotundato-triangularibus, in- ter! oribiis majoribus 1J cm. longis 2cm. latis apice triangulari-acutis apiculatis vel rotundato-apiculatis extus rufo-ferrugineo-tomentosis intus glabris, exteriori- bus minoribus; rhachis panicularum recta erecta rubro-ferrugineo-tomentosa, ramis panicularum simplicibus alternatis a se 1-2 cm. rernotis rectis, inferioribus longioribus 6 cm. longis horizontaliter patentissimis, superioribus graclatim brevi- oribus versus summum panicularum 3 cm. longis rectis ascendentibus sparse brevissime-ferrugineo hirsutis apice umbellam unam gerentibus, umbellis in circumscriptione globosis 2 J cm. in diarnetro circ. 50-radiatis, radiis (vel pedi- cellis florum) toto directione patentissimis rectis Icin. longis gracilibus fer- rugineo-pilosis ; bracteis ad basin ramorum panicularum sitis singulis lineari- lanceolatis l^cm. longis ^cm. latis apice apiculato-acutis basi hand vel vix contractis integris interiore saccato-concavis glabris extus convexis prope basin hirsutis ; bracteolis prope medium ramorum panicularum duabus sitis linearibus 4-5 mm. longis acuniinatis basi saccatis extus prope basin hirsutis cseterum glabris ; pedicellis vel radiis umbellarum basi bracteolis singulis linearibus 2 mm. longis instructis ; receptaculum umbellarum globosurn minutum 2 mm. in diametro ; pedicellis apice sub calyce distincte articulatis leviter dilatatis ad bracteolas minutas 5-7 radiatim sitas expansis, bracteolis linearibus -| mm. longis. Calyx glaber, tubo seini-globoso-obconico f mm. longo l^mm. lato, lobis 5 minutis triangularibus ^ mm. longis totiusque latis apice obtusis glabris, sinibus inter lobos rotundatis. Petala 5 caducissima oblongo-triangularia 1^ mm. longa 1 mm. lata apice obtusa basi latissima integra extus primum hirsutissima demurn glabra intus semper glabra. Stamina 5, filamentis dorso complanatis 2 mm. longis ^ mm. latis apice angustissimis hirsutis, antheris oblongis albo-flavis prim- um hirsutis demum glabris 1 mm. longis \ mm. lalis apice leviter basi profunde 2-lobatis. Discus conicus § mm. altus basi 2 mm. latus basin styli obtegens. Styli 5 a basi sursum usque ad prope apicem connati colurnniformes 1^ mm. longi glabri prope apicem et sub apice plus minus dilatati, partibus dilatatis globiforrnibus, supra partem dilatatam liberi radiatim patentes, partibus paten- tibus \ mm. longis apice stigmatiferis, stigmatibus globosis. Ovarium cum calycis tubo connatum semi-globosum 5-loculare, ovulis in loculo solitariis pendulis anatropis, raphe ventrali. Bacca depresso-globosa 3 mm. longa plus quam 76 CAPRIFOLIACE.E. 3 mm. lata 5-pyrena, pyrenis tenuiter crustaceis latere compressis pallido-flavis 1-spermis. Semina semi-ovata If mm. longa 1mm. lata latere compressa glabra Irevia apice acuta "basi rotundata latere interiore recta stria una alba notata dorso rotundata ; albumen copiosum asquale ; embryo minutus fere ignotus. HAB. Mt. Arisan, Funkiko ad 6000 ped. alt., ad truncos Castanopsis crescens, leg. B. HAYATA et S. SASAKI, Jan. 1912. The genus is new to the East Asiatic flora. Very distinct from all the other species of the genus. Caprifoliaeeae. Viburnum LINN. Viburnum taitoense HAYATA (Fig. 16), Mater. Fl. Formos. p. 136; Ic. PL For- mos. II. p. 72. HAB. Mt. Arisan : Tozan, leg. B. HAYA- TA, Aprili. 1915. Fig. 16, Viburnum tailcense HAYATA ; a, a leaf, a much smaller form, natural size : b, a flower X 2.5 ; c, corolla, expanded, X 2.5 ; d, e, f, stamens ; g, a flower, corolla taken off. Viburnum taiwanensis HAYATA (Fig. 17), Mater. Fl. Formos. p. 137 ; Ic. PI. Formos. II. p. 73. HAB. Mt. Arisan : inter Heishana et Fig. 17, Viburnum taiwanense HAYA- TA; a, a leaf, a much smaller form, natu- ral size ; b, a flower X 4 ; c, a calyx-lobe ; d, corolla, expanded X 5 ; e, f, g, stamens ; h, ovary ; i, a stellate hair on the under surface of a leaf. HUBIACE.E. 77 Nimandaira, leg. K. KANEHIRA et I. TANAKA, Aprili. 1914. Calyx and corolla reddish ; stamens white. Rubiaeeae. Diplospora DC. Diplospora Tanakai HAYATA sp. nov. (Fig. 18, a-f.). Frutex ; rami tere- Fig. 18, a-f, Diplospora Tanakai HAYATA; a, a leaf; b, a flower; c, corolla, expanded; d, e, stamens, seen from different sides; f, ovary; g-1, Diplospora viridiflora DC; g, a leaf; h, a flower ; i, corolla ; j, k, stamens, seen from different sides ; 1, ovary; a, g, natural size ; b, c, f, j, k, X 3; e, d X 5; h, i, 1, X 3.5. 78 HUBIACE.E. tea, ramuli subtetragoni, cortice cinerascenti sed hac atque iliac fusco-purpuras- centi longitudinaliter fisso, ramulis hornotinis glabris in exsiccato fusco-purpu- rascentibus; rami annotini ad nodos reliquis stipularum instruct!. Folia lanceo- lata vel oblanceolata 9-13 cm. longa 28-40 mm. lata apice acuminata basi obtiisa vel acuminata ad petiolum attenuata margine integra utraque pagine glabra supra in exsiccato fusca subtus fulvo-pallidissima chartacea vel chartaceo- coriacea,' costa supra deorsum sulcata sursum tenuiter elevata, venis venulisque supra plus distincte elevatis subtus minus elevatis, venis lateralibus primariis utroque latere costae 5-7, mediis a costa angulo 45° egressis sursum prope marginem gradatim secus marginem approximatim arcuatis, venulis secundariis subtus fere baud visis, petiolis 7-1 Omm. longis dorso complanatis glabris supra fere late canaliculatis basi sensim vix dilatatis, stipulis interpetioralibus cuspi- dato-ovatis validiusculis 5 mm. longis 3 mm. latis extus glabris intus dense villosis cuspidibus 2mm. longis. Flores viridi-flavi cymosi. Cyma3 sessiles axillares parvre 1^ cm. longaa totiusque Iata3 ad axillas foliorum annotinorum sita3 solitaries glabree 10-15-floratae dense breveque villosas ; rhachis subtetragona vel complanato-tetragona, bracteis oppositis se connatis cupulam formantibus plus minus acutis villosis ^ mm. longis, pedicellis ultimis 2 mm. longis. Calyx obconicus 2-3 mm. longus apice 3 mm. latus basi ad pedicellum abeuns apice tenuiter 4-lobatus, lobis latissimis \ mm. longis apice rotundatis 1 \ mm. latis minutissime hirsutis margine subciliolatis crassiusculis. Corolla pallido-viridi- flava campanulata, tubo 3 mm. longo totiusque lato campanulato extus glabro intus supra basin usque ad orem hirsuto basi glabro, limbo 4-partito, lobis ovato-oblongis 4| mm. longis 3^ mm. latis apice obtusis oblique emarginatis basi hand vel vix contractis utraque pagine glaberrimis sed apice plus minus ciliolatis vel haud ciliolatis intus convexis extus concavis a basi sursum deor- sum reflexis. Stamina 4 ad orem tubi inter lobos affixa, filamentis 2 mm. longis intus parce hirsutis extus glabris basi latissimis sursum angustioribus complanatis, antheris ovato-oblongis 2^ mm. longis \\ mm. latis apice basique emarginatis dorsifixis. Discus supra ovarium situs pulviniformis glaber Jmm. altus If mm. in diametro. Stylus columniformis 3§ mm. longus basi glaber sursum hirsutus apice usque ad fere medium 2-fissus, segmentis intus sulcatis stigmatosis apice acutis. Ovarium 2-loculare, loculo 3-ovulato, ovulis medio axis RUBIACE.E. 79 placentas axialis affixis amphitropis, micropyle inferiore. Fructus ignoti. HAB. Mt. Arisan, inter Heishana et Jujiro, leg. B. KANEHIRA et T. TANAKA, Aprili. 1914. Allied to Diplospora viridiflora DC., but distinguishable from it by the much larger flowers with pubescent corolla-tubes and much longer exserted filaments. Also near Diplospora pubescens HOOK. f. (Fl. Brit. Ind. III. p. 124), in the obscurely 4-lobed calyx and corolla tube with villose throat, but greatly different from it by the smaller quite glabrous leaves with a cuneate base. Diplospora viridiflora DC. (Fig. 18, g-1); HAYATA Ic. PI. Formos. II. p. 95. HAB. Mt. Arisan, inter Karapin et Suisharyo, leg. B. HAYATA et I. TANAKA, Aprili. 1914. Flower-buds green ; petals yellow. Serissa COMM. Serissa Kawakamii HAYATA sp. nov. Frutex humilis ramosissimus, rami )rtice fulvo-cinerascenti irregulariter fisso et soluto minute hirsute haud lenticel- ito, ramulo basi cicatricibus et pulvinis foliorum dense notato, pulvinis ^ mm. mgis dilatatis. Folia caducissima opposita approximatim deccusatimque dispo- sita, maxima oblonga 7mm. longa 5mm. lata apice obtusa vel rotundata vel Dbtusa margine integerrima crassiuscula coriacea supra nitida subtus pallidiora ipra glabra sed basi prope petiolum parce hirsuta margine crassiuscula deorsum 3nuiter recurva sub microscopio sursum prope apicem minute setulosa subtus glaberrima, costa utraque pagine plus minus elevata, venis supra elevatis sed subtus haud elevatis subplanis obscuris, venulis vix vel haud visis, petiolis •|-§ mm. longis dorso complanatis subtus glabris supra hirsutis cum pulvinis articulatis, stipulis inter pulvinos sitis latere cum pulvino connatis latissime triangularibus 1 mm. latis T^j mm. longis hirsutis apice 3-cuspidatis, cuspide centrali longissimo validissimo circ. 2mm. longo tereti, cuspidibus lateralibus minutis J mm. longis. Flores solitarii terminales sessiles. Corolla tubuloso- campanulata cum lobis 9 mm. longa extus glabra intus tubo hirsuta apice deorsum circ. ad | longitudinem lobata, lobis 5 oblongis 3 mm. longis apice obtusis. Stamina 5, sub sinibus inter lobos affixa, partibus liberis filamentorum 2mm. longis filiformibus glabris, antheris linearibus 2 mm. longis £mm. latis; stylo 4i mm. longo incluso glabro filiformi apice 2-fido, lobis linearibus 1 mm. 80 RUBIACE.E. longis stigmatosis. Fructus capsularis, calyx-tabus fructifer obconicus glaber 2 mm. longus basi 1 mm. latus apice 2 mm. latus pentogonus coriaceus, lobis calycis patentibus crassissimis triangulari-cuspidiformibus 2 mm. longis 1 mm. latis apice acutis castaneo-coloratis basi baud contractis inter lobos callo singulo instructis, sinibus inter lobos obtusissimis ; tubus calycis fructiferi (i. e. capsula) apice operculo singulo dehiscens, operculo piano pentagono 1 J mm. in diametro crassissimo glabro ad centrum callo singulo rotundato notato glabro ; capsula rnonosperma vel disperma. Semina semi-obovoidea 2mm. longa l^mm. lata apice truncata basi obtusa fuscentia albo-punctata striata ; testa coriacea ; albumen paucum ; embiyo amplus, radicula infra tereti 1mm. longa Jmm. lata, cotyledonibus amplis plicato-convolutis rotuudatis basi profunde cordatis. HAB. Mt. Ritozan, leg. T. KAWAKAMI, Aug. 1913; in montibus centralibus, leg. U. MORI, Aprili. 1911. Near Serissa fcetida COMM., but differs from it by the very much shorter corolla and the shorter oblong leaves, veins of which are not visible on the under surface. In S. fcetida, the veins of the leaves are visible on both surfaces. Also near Serissa democritea BAILLON which I have never seen ; yet according to a note given in FRANCHET'S "PL David." p. 154, the plant is " tres voisine du S. fcetida L., dont elle differe seule- ment par sa corolle doux fois plus petite et dont le tube depasse peu les dents calici- nales que sont lanceoles- subulees et souvent ciliees sur les bords ; dans le S. fcetida, les dents du calice sont presque deux fois plus courtes que le tube de la corolle ; les deux especes mieux connues devront Fig. 19, Litosanthes gradlis HAYATA; a, a flower; probablement etre reunies. b' corolla' ^ from back: c' portion of corolla' "^ from within ; d, ovary and style, which is 4-lobed at Varie a feuilles largement the apex; e, vertical section of the ovary with a disc. KUBIACE^. 81 Fig. 2O, Oulium gracile BUNGE; a, a leaf; b, a flower; c, a corolla, expanded ; d, e, f, stamens, seen from different sides ; g, a prae- mature fruit; h, a fruit; i, a leaf of O. gracele var. rotundifolia. Fig. a is much more magnified than fig. i. ovales-arrondies, ou a feuilles lanceolees." Our plant is different from the above species by the much longer corolla-tubes. LitosantJies BLUME. a peta ' mulorum abeuntibus. Spicre brevissimse pauci- vel 3-4-floratae cum floribus 8 mm. longge basi bracteataa, bracteis spica3 triangularibus rotundato-triangulari- bus 2 mm. longis glabris margine ciliolatis basi latissimis crassiusculis, rhachibus angulatis subalatis. Flores sessiles vel breve pedicellati, bracteis sub pedicello brevissimis, bracteis florum sub flore singulo 3 approximatim sitis majoribus rotundato-triangularibus 2 mm. longis 3 mm. latis margine ciliolatis basi latis- STYRACE.E. 105 simis dorso crassiusculis subcarinatis. Calyx latissime campanulatus glaber cum tubo limboque 3 mm. longus 5 mm. in diametro, tubo "brevissimo obconico 1 mm. longo If mm. ad apicem lato, limbo 5-lobato, lobis semirotundatis concavis If mm. longis 2f mm. latis apice rotundatis basi leviter contractis margine ciliolatis utroque glabris. Corolla alte 5-lobata interdum 7-lobata vel fere 5-partita, lobis vel partibus oblongis 4^ mm. longis 3 mm. latis concavis vel con- vexis apice obtusissimis basi contractis 1^ mm. latis margine integris sursum ciliolatis in exsiccato flavis. Stamina oo obscure vel indistincte pentadelpha, filamentis glabris linearibus complanato-teretibus apice subito contractis in longi- tudine variabillimis, antheris cordato-reniformibus utrinque 2-lobatis. Ovarium 3-loculare perfecte inferius apice discis aunuliformibus coronatum ad apicem planum hirsutum, stylo glabro erecto recto 2 mm. longo, stigmate terminali rubro-nigro-colorato obscure 3-lobato plus minus dilatato. HAB. Bonin, leg. T. KAWAKAMI, Aug. Fl. Symplocos Konishii HAYATA (Fig. 25, a-a') Arborescens? Ramuli validiusculi in exsiccato fusco-purpurascentes, cortice minute longitudinaliter ruguloso-glabro. Folia oblongo-lanceolata vel lineari-oblanceolata 20 cm. longa 5|-6 cm. lata apice subito acuta vel breve acuminata basi cuneato-acuta margine remote serrulata, serrulis a se 7 mm. remotis apice ascendentibus, coriacea utraque pagine glabra supra fusco-viridescentia, subtus pallida in exsiccato flavescentia, costa supra tenuiter impressa sulcata subtus valde elevata, venis supra vix vel hand elevatis subtus tenuiter elevatis distincte visis, venulis supra vix elevatis subtus distincte tenuiter elevatis, venis lateralibus primariis utroque latere costee 5-7 a costa angulo 45° egressis plus minus arcuatis prope margine se reticulatis, petiolis 4 cm. longis glabris fuscis intus planis vix vel haud sulcatis extus convexis. Flores ignoti. Fructus iirceolato-globosus 4|mm. longus totiusque latus. Bractea sub fructu singulo unica semi-orbicularis 3 mm. lata 2| mm. longa intus glabra extus plus minus hirsuta apice rotundata basi contracta, bracteolis sub fructu singulo duabus cordato-semiorbicularibus 2 mm. longis 3 mm. latis intus glabris extus pauce hirsutis dorso medio carinatis margine ciliolatis. HAB. in montibus Kusshaku, 1907, Jun. (Fr.). Near Symplocos spicata EOXB., but differs from it by the quite glabrous 106 STYKACE.E. oblanceolate leaves witli different venation. Symplocos koto- ensis HAYATA sp. nov. (Fig. 31). Arbriuscula ; ramuli validiusculi glabri fuscentes, cortice minute longitudinaliter ruguloso. Folia coriacea ovato-ob- longa vel oblonga 13 cm. longa 5 cm. lata apice subito breve acuminata vel cuspidata basi late cuneato-acuta vel obtuso- acnta margine subintegra vel obscure serrulata, costa supra tenuissime sulcata plus minus impressa sub- tus valde elevata, venis gracillimis supra vix vel baud elevatis subtus dis- tincte elevatis, utraque pagine glabra, venulis reticulatis supra vix vel baud elevatis subtus tenuissime elevatis dis- tinctis, venis lateralibus primariis utroque latere costfe 9-10 a costa angulo 45° egressis subarcuatis, petiolis 2^ cm. longis glabris intus planis vix sulcatis extus convexis. Fig. 31, Symplocos kotcensis HAYATA ; a, a leaf; b, a flower; c, corolla, expanded ; d, a corolla- lobe; e, a style, stigma and disc. STYRACEJS. 107 Spicse floris axillares a basi pauci-ramosse, ramis ascendentibus 6-7 cm. longis densiuscule floriferis brevissime ferrugineo-pubescentibus, bracteis sub flore sin- gulo unicis subrotundatis 2^ mm. longis totiusque latis apice triangulari-acutis basi plus minus contractis margine ciliolatis intus glabris extus dense ferru- gineo-tomentosis, bracteolis sub flore singulo duabus cum bractea conformibus basin calycis complete amplectantibus. Flores sessiles. Calyx extus ferrugineo- pubescens, tubo brevissimo imm. longo 2mm. lato, limbo 5-partito, partibus late rotundatis intus glabris apico triangulari-acutis margine dense ciliolatis basi leviter vix vel haud contractis intus glabris extus dense ferrugineo-pu- bescentibus. Corollas tubus brevissimus J mm. longus, limbo patentissime 5-- partito, partibus oblongis 4§ mm. longis 2-2J mm. latis glabris apice obtusis- simis basi vel haud contractis. Stamina oo indistincte pentadelpha, filamentis glabris. Ovarium 3-loculare apice disco ammliformi J mm. alto coronatum, stylo 5mm. longo glabro apice stigma toso, stigmate 3-lobo. HAB. Kotosho, leg. T. KAWAKAMI et S. SASAKI, Juli. 1912. Near Sytnplocos spicata ROXB., but differs from it by the shortly acumi- nate, quite glabrous, subentlre leaves. Symplocos macrostroma HAYATA sp. nov. (Fig. 25-d). Frutex, ramis ramulis rectis, cortice cinerascenti vel fusco-purpurascenti longitudinaliter ru- guloso, teretibus glabris. Folia coriacea in exsiccato flavescentia rhomboideo- oblonga vel obovato-oblonga 4J cm. longa 2 cm. lata apice breve cuspidata ad summum obtusa ad centrum summorum obscure nigro-mucronata basi acuta vel cuneato-acuta margine desuper recurva tenuiter serrulata (acuminibus basibusque integris exceptis), venis venulisque supra tenuiter impressis subttis tenuiter elevatis, venis lateralibus primariis utroque latere costee 4 angulo 45° a costa egressis subtus tenuiter elevatis, venulis grosse reticulatis, reticulis supra tenuiter impressis subtus tenuiter elevatis, pagina utraque glabra, petiolis 4 mm. longis intus (supra) planis extus (dorso) convexis in exsiccato-flavescentibus. Spicte 2-3 cm. longfB axillares solitarias Iaxe-florata3, floribus a se 4-5 mm. remotis, sub flore singulo 1-bracteatge et 2-bracteolata3 ; rhachis spicee curn pedicellis hirsuta, bracteis amplis oblongo-rotundatis 4-5 mm. longis 3-4 mm. latis apice rotundatis truncatis ad centrum minute apiculatis intus glabris extus brevrssinie hirsutis margine distincte ciliolatis coriaceis ad medium falcato-concavis alabastrum floris 108 STYRACEA'. complete amplectantibus ; bracteolis ad basin calycis tubi sitis lanceolatis 2mm. longis § mm. latis acutis margine ciliolatis margine deorsum pectinato-serrulatis intiis glabris extiis dorso subcarinatis ad carinam hirsutis. Calyx cylindrico- campanulatus glaber, tubo cylindrico-campanulato \\ mm. longo apice 1 \ mm. lato, limbo 5-partito vel lobato, lobis rotundato-oblongis 1^ mm. longis 1 mm. latis apice obtusis vel acutis basi leviter contractis utraque glabris margine ciliolatis. Corolla 5-partito-lobata, lobis oblongis. Stamina circ. 25 distincte vel obscure pentadelpha, filamentis glabris complanatis. Ovarium 3-loculare apice glabrum, stylo columniformi, stigmate obscure 2-3-lobato. Symplocos japonica HAYATA Mater. Fl. Formos. p. 188 (non A. DC.). HAB. Kappanzan, leg. U. MORI, Mart. 1907, (No. 2658) (Alabastro fl.). Widely diiferentsfrom all the known species from Formosa in having manifestly bracteate spikes. Symplocos microcalyx HAYATA sp. nov. (Fig. 32). Frutex, ramulis su- perioribus gracilibus rectis teretibus fusco-purptirascentibus adpresse ferrugineo- hirsutis, pilis brevissimis, remote foliosis. Folia ovato-oblonga vel lanceolata 4-5 cm. longa 15-17 mm. lata, tenuiter coriacea apice acuminata ad summum obtusa ad centmm summi mucronata basi obtusa vel obtusissima supra nitida margine subintegra plana vel remote serrata, serris brevissimis utroque latere 2-3 instructis, basi acumineque integerrima, costa supra tenuiter impressa tenuiter brevissime hirsuta subtus elevata, venis lateralibus primariis supra hand visis subtus tenuissime elevatis gracillimis utroque latere cosfee 3-6 a costa angulo 50° vel 45° egressis, venulis haud visis, pagine supra glabra subtus ad costas pauce ferrugineo-hirtella, petiolis 2 mm. longis fusco-hirsutis intus concavis extus convexis. SpiciB axillares solitaries circ. 2 cm. longre, floribus interiori- bus a se 1-2 mm. remotis ; rhachibus spicae brevissime hirsutis, petlicellis brevissimis ^ mm. longis vel subnullis glabris, Fig. 32, Sym- bracteis sub flore singulo triangulari-semirotundatis intus plocos microcdyx HAYATA ; a, cross glabris margine ciliolatis ^ mm. longis § mm. latis extus section of a fruit, dense hirsutis apice subrotundatis fuscentibus, bracteolis sub curved embryo is cut at two places. flore singulo duabus ad basin calycis sitis subrotundatis § mm. longis totiusque latis apice subacutis margine ciliolatis extus subhirsutis STYRACE.E. 109 vel subglabris dorso medio subcarinatis intus glabris. Calyx obconico-campa- niilatus subglaber, tubo obconico f mm. longo ore totiusque lato subglabro, limbo 5-partito-lobato, lobis subglabris triangulari-oblongis ^ mm. longis vel longioribiis totiusque latis vel minus latis glabris apice obtusissimis basi haud contractis margine haud ciliatis intus extusque glabris. Ovarium inferius § mm. longum apice disco hirsuto coronatum 3-loculare, stylo 3 mm. longo erecto recto basi plus minus latiore glabro, stigmate subclavato. Fructus breve stipitatus, stipite § mm. longo, ovoideo-ellipsoideus plus minus obliquus 3 mm. latus glaber calycis lobis exceptis 3^ mm. longus basi circ. 1mm. latus apice cum calycis tubo et -lobis brevissime rostratus, rostris cum calycis lobis f mm. longis, 1- spermus. Semiua u — forniia, testa membranacea ; albumen copiosum carnosum ; embryo U-forme recurvatus, cotyledonibus lineari-oblongis radicula asquilatis quam radicula multo brevioribus. HAB. Loo-choo: Nagotake, leg. G. NAKAHARA, Aprili. 1909 fl.; KANASHIRO (No. 13.) ; Y. TASHIRO, fr. Very near S. lanc.ifolia S. et Z., but differs from it by the much smaller bracts, smaller calyx-lobes, larger corolla, and shortly stalked fruits. Also near S. microcarpa CHAMP, and S. caudata WALL., but distinguishable from them by the much smaller leaves and ovary which is very pilose at the apex. Symplocos microcarpa CHAMP.; BENTH. Fl. Hongk. p. 212; BRAND Sym- plocacese, in ENGL. Pfl.-reich p. 42, n. 62. Frutex ? ramis et ramulis gra- cilibus, cortice fusco-purpurascenti glabro lenticellis minutis rotundatis notato longitudinaliter ruguloso. Folia oblonga vel obovato-oblonga apice caudato- acuminata 6 J cm. longa 2^ cm. lata apice caudato-acuminata ad summuni obtusa vel breve aristata basi obtusa vel acuta margine remote mucronato-serrulata vel subintegra sed basi acumineque integra pagine utraque glabra, costa supra tenuiter sulcata subtus elevata, venis venulis utraque pagine tenuiter elevatis reticulatis tenuissimis subtus pallidioribus, petiolis 4 mm. longis angustissime alatis intus sulcatis extus convexis. Spicse floris 1 cm. longas pauciflorafae, flori- bus a se 1-2 mm. remotis ; rhachibus spicte et pedicellis hirsutis in exsiccato viridibus, pedicellis 1 mm. longis vel brevioribus, bracteis sub flore singulo unicis If mm. longis 2 mm. latis apice rotundatis basi haud contractis extus brevissime hirsutis subtus glabris ; bracteolis sub flore singulo cluabus. Calyx viridis glaber 110 STYRACEJ3. campanulatus 2^ mm. longus totiusque latus, tubo tubuloso-obconico "basi ^ mm. in diametro apice 1 mm. in diametro viridi glabro, limbo 5-partito, partibus oblongo-rotundatis 1 mm. longis totiusque latis vel latioribus extus sursum brevis- sime hirsutis intus glabris apice rotundatis vel obtusissimis margine integris paucissime ciliolatis vel baud ciliolatis. Corolla rotata, tubo brevissimo, limbo fere 5-partito, partibus oblongis 4 mm. longis 2 mm. vel 3 mm. latis concavis apice obtusissimis vel rotundatis basi plus minus contractis margine integris. Sta- mina 16 vel pauciora, filamentis glabris complanato-teretibus. Ovarium 3-locu- lare apice baud hirsutum, stylo glabro 4 mm. longo apice capitato-stigmatoso. HAB. Fokien: Kosan, leg. S. NAGASAWA, 1910, Aprili. (fl.), (Nos. 243, 254, 248). Near Symplocos modesta BRAND and S. myrtacea S. et Z., but differs from them by the very short pedicelled flowers. Symplocos morrisonicola HAYATA (Fig. 33) Fl. Mont. Formos. p. 160. Descriptio auctata. Fructus cylindrico-ellipsoideus 8 mm. longus 4 mm. latus plus minus recurvus vel rectus fuscus basi contractus apice plus minus rostato- elongatus, partibus elongatis 1 mm. longis, 3-locularis 3-spermus vel abortu 1- spermus apice calycis lobis oblongis 2 mm. longis apice rotundatis margine ciliolatis coronatus. Semina linearia + complanata recta, testa tenuissima ; albumen copiosum ; embryo centralis, radicula superiore, linearis 7 mm. longus -| mm. latus + complanatus, cotyledonibus cum redicula asquilatis linearibus 1^ mm. longis. HAB. Mt. Arisan: ad 7000 ped. alt., Jan. 1912, leg. B. HAYATA et S. SASAKI. Symplocos Nakaii HAYATA sp. nov. (Fig. 25-e). Arbor. Krami et ramuli in exsiccato teretes fusco-rubes- centes, cortice longitudinaliter fisso et rugoso. Folia Fig. 33, Sym- plocos morrisonicola HAYATA; a, a fruit; b, cross section of the same ; c, an embryo. chartacea vel chartaceo-coriacea oblongo-oblanceolata vel oblanceolata 6^-9^ cm. longa 20-28 mm. lata apice caudato-acuminata, acuminibus linearibus obtusis, basi longe cuneata ad petio- lum attenuata margine integerrima angustissime cartilagineo-nervata, costa supra sulcata impressa, venis venulis supra vix vel haud elevatis baud impressis STYBACE2E. Ill subtus distincte tenuiter elevatis, venis primariis utroque latere costaa 5-7, mediis a costa angulo 40* egressis ad supra medium rectis sursum arcuatis cum iis superioribus junctis, venulis reticulatis, pagine supra in exsiccato nitida atro- viridescentia glaberrima subtus pallido-viridia glabra, petiolis brevibus 3-5 mm. longis complanatis subalatis intus tenuiter canaliculatis glabris. Flores sessiles ad axillas fasciculati, fasciculis 2-5-floratis; bractea sub flore unica, bracteolis sub flore singulo duabus dispositis; bracteis late rotundatis 2 mm. longis 4 mm. latis margine remote verrucoso-serrulatis extus plus minus hirsutis intus glabris coriaceis, bracteolis ovato-rotundatis 2mm. longis totiusque latis extus hirsutis vel subglabratis intus glabris margine remote verrucoso-serrulatis intus concavis extus convexis carinatis. Flores non visi. Fructus prasmaturus cylindricus 12 mm. longus 3 mm. latus apice basique angus- tior glaber teres apice calyce persistenti coronatus, calyce campanulato 2-3 mm. longo apice 4-5 mm. lato 5-lobato, lobis oblongo-rotundatis \\ mm. longis 2 mm. latis apice rotundatis coriaceis. HAB. Shinsuiyei, leg. S. NAKAI, Dec. 1912 (No. 19). Symplocos phaeophylla HAYATA sp. nov. (Fig. 34). Arborescens ? Kami et Eamuli teretes recti, superioribus fusco- rubescentibus, cortice longitudinaliter fisso ruguloso. Folia obovato-lanceolata oblongo- lanceolata 10 cm. longa 3 cm. lata apice acuto-acuminata ad summum obtusa basi cuneata vel cuneato-obtusa integer- rima margine plana tenuiter coriacea in exsiccato fusco-rubescentia vel fusca, costa supra impressa subtus elevata, venis lateralibus primariis tenuissimis supra haud visis vel obscure visis impressis subtus tenuiter elevatis utroque latere 7-8 Fig. 34, Symplocos phceophylla HAYATA; a, a leaf; b, a flower; c, a corolla-lobe; d, a stamen; e, calyx and style ; f, a fruit. 112 STYRACE.E. angulo 45' a costa divaricatis, venulis subtus tenuissime elevatis tenuissime elevato-reticulatis, petiolis 3 mm. longis 1^ mm. latis planis vel leviter sulcatis dorso rotundatis fusco-rubescentibus. Spicfe brevissima3 axillares vel flores ad axillas glomerati, floribus totis sessilibus, bracteis sub flore 3-4 dispositis rhom- boideo-rotundatis 2| mm. longis totiusque latis extus hirsutis, pilis ferrugineis, intus glabris. Calyx glaber latissime campanulatus cum lobis 5 mm. in diarne- tro tubo brevissimo, limbo 5-lobato, lobis glabris in exsiccato rubro-fuscentibus oblongis rotundatis 2 mm. longis totiusque latis apice rotundatis basi baud contractis latioribus vel leviter contractis margine integerrimis hand ciliolatis plus minus concavis. Corolla late campanulata alte 5-lobata vel partita, lobis vel partibus oblongis vel obovato-oblongis 5-6 mm. longis 4-4| mm. latis apice rotundatis basi + cuneatis basi 1 mm. latis margine integris vel obscure erosis valde concavis glaberrimis in exsiccato-fusco-flavescentibus. Stamina co obscure vel distincte pentadelpha. Ovarium 3-loculare inferius brevissimum apice discis annuli-formibus planis coronatum apice planum glabrum, stylo 4-4^ mm. longo columniformi erecto recto apice + latiore, stigmate terminali truncato hand lobato. Fructus sessilis cylindricus subrectus vel + arcuatus cum reliquis calycis lobi l^cm. longus 3mm. in diametro sectionis subscaber vel glaber apice calycis lobis coronatus, lobis calycis oblongis 1 \ mm. longis apice rotundatis. HAB : Laco non indicate, leg. E. KANEHIRA. Near S. congesta BENTH. (Fl. Hongk. p. 211; BRAND, Symplocacea3, in ENGL. Pfl.-reich p. 69), in the coriaceous leaves which are elliptical, acuminate at the apex, cuneate at the base, and in the densely fascicled flowers with long calyx-lobes and short calyx-tubes, but widely different from it by the entire leaves and cylindrical fruits. Symplocos risekiensis HAYATA. sp. nov. (Fig. 35). Arborescens ? rami fusco-cinerascentes, ramulis glabris rectis. Folia ovato-oblonga vel obovato-lance- olata 18 cm. longa 2J cm. lata apice cuspidato-acuminata vel breve acuminata ad smnmum obtusa basi acuta vel cuneato-acuta margine basibus acuminibusque integris exceptis minute obscureque seiTulata, seiTulis hand mucronatis, vel subintegra chartacea vel chartaceo-coriacea in exsiccato fulvescentia subconcolora utraque pagine glabra, costa supra tenuiter impressa subtus elevata, venis supra hand elevatis haud impressis subtus tenuissime elevatis gracillimis, venulis supra STYRACE.E. 113 baud visis hand elevatis subtus tenuissime elevatis vix visis, venis lateralibus primariis utroque latere costee 12-13, mediis a costa angulo 40' egressis, costa supra fusco-colorata, petiolis glabris 12inm. longis intus concavis vel sulcatis extus convexis. Spicse in axillis foliorum superioruin densiuscule dispositorum sitae vel terminates, rliacliibus spicarum molle dense cinereo-pubescentibus, flori- bus dense dispositis, superioribus subsessilibus, inferioribus brevissime pedicellatis, pedicellis 1-2 mm. longis, bracteis sub flore singulo unicis basi pedicellorum sitis late semiorbicularibus 2J mm. longis 3 mm. latis apice obtusissimis basi haud contractis vel minus latis extus margineque pubescentibus intus glabris deciduis, bracteolis sub flore singulo dua- bus sub calycis tubo sitis ovato-oblongis 1^ mm. longis 1 mm. latis intus glabris extus margineque dense pubescentibus. Calyx obconico-cainpanulatus l^mrn. longus 2Jmm. latus, tubo glabro minus quam 1 mm. longo obconico-tubiformi, limbo 5-partito, partibus rotundatis 1 mm. in diametro dorso paucissime hirsutis margine dense ciliolatis apice rotundatis intus glabris. Corolla ro- ta ta, tubo brevissimo ^ mm. loiigo, lobis oblongis 3 J mm. longis 2^ mm. latis apice rotundatis basi baud contractis concavis margine integris baud ciliolatis. Stamina obscure pentadelplia, filamentis glabris. Ovarium apice non hirsutum, disco glabro, stylo 3J mm. longo glabro apice capitato. HAB. Nanto : Bisekisan, leg. T. KAWA- KAMI et U. MOEI, Mart. 1908, (No. 3551). Symplocos prunifolia HAYATA Mater. Fl. Formos. p. 188, (non. SIEB. et Zucc). Differs from S. prunifolia S. et Z. by the narrower leaves, nearly sessile flowers and especially by the spikes which are nearly so limited to the upper- most parts of the brandies that they always crown the top of the latter. Fig. 33, Symplocos nsekiensis HAYATA; a, a leaf; b, a flower; c, a corolla-lobe ; d, e, stamens, seen from different sides; f, calyx and style. 114 STYRACE.E. Symplocos Sasaki! HAYATA sp. nov. (Fig. 36). Frutex ? ramis gracilibus, fuscentibus, ramulis hand rectis plus minus flexuosis fulvo-flavescentibus glabris remote foliosis subteretibus vel stibangularibus. Folia oblonga vel obovato-vel ovato-oblonga 5 cm. longa 2| cm. lata apice subito acuminata vel caudata, caiidis 1 cm. longis 3 mm. latis, ad summum mucronata vel ad summum obtusa basi acuta vel cuneata acuta margine basibus caudis exceptis crenulato-serra- tis, serris brevibus, pagine utraque glabra, costa supra impressa subtus elevata, venis lateralibus gracillimis utroque latere costas 5-7 angulo 45° a costa egres- sis supra hand elevatis subtus tenuiter elevatis, petiolis 7 mm. longis intus pro- funde sulcatis subtus convexis glabris. Eacemi breves 1 cm. longi pauce liirsuti pauciflorati, pedicellis 1mm. longis subglabris, bracteis flore singulo unicis subrotundatis 2 mm. longis totiusque latis intus glabris margine ciliolatis extus subglabris basi pe- dicelli sitis, bracteolis sub flore sin- gulo duabus basi calycis tubi sitis quam bractea minoribus late rotun- datis §mm. longis latioribus quam longis intus glabris extus subglabris margine ciliolatis. Calyx glaber tubuloso-obconicus 2 mm. longus basi 1 mm. latus apice 2 mm. latus, limbo late campanulato 5-lobato glabro, lobis late rotundato-triangularibus 1 mm. longis 1^ mm. latis apice obtusissimis intus glabris subtus subglabris margine breve ciliolatis. Corolla alte 5-lobata, lobis 4^ mm. longis 2| mm. latis obovato-oblongis apice obtusissimis Imsi vix vel haud contractis margine integris ciliolatis. Stamina co indistincte penta- delpha, filamentis glabris. Ovarium loculare apice disco annuliformi ^ mm. alto coronatum, stylo 5 mm. longo glabro apice capitato. Fructus ovoideus 13 mm. longus 10 mm. latus apice rostrato-angustatus basi ad insertionem \\ mm. in diametro apice ad orem 3 mm. in diametro. HAB. Hieranzan, leg. S. SASAKI, Mai. fr. et fl. Fig. 36, Symplocos Sasukii HAYATA ; a, a leaf; b, a flower; c, a corolla-lobe; d, a flower, corolla and stamens taken off; e, a fruit. STYRACE.E. 115 Near S. urceolaris HANCE, (BRAND Symplocaceae, ENGL. Pfl.-reich p. 66, n. 170), but differs from it by the much larger fruits. Symplocos spicata EOXB. BRAND Symplocaceae in EXGL. Pfl.-reich p. 39. HAB. Oshima, leg. S. KAWAGOE, (No. 100) Aug., 1910. fl. Symplocos spicata EOXB. var. acuminata BRAND (Fig. 37) Symplo- caceae in ENGL. Pfl.-reich p. 40. Symplocos spicata HAYATA Mater. Fl. Formos. p. 160, (non EOXB.). HAB. Shinko, leg. U. MORI, (No. 1330) Juni, 1906 ; Kwarenko : Tabira- kei, (fl.) ; Fdkien, Kosan, leg. S. Naga- sawa, Feb. 1909, (No. 99, fr.). Symplocos stenostachys HAYA- TA sp. nov. (Fig. 38). Frutex ? ramuli recti subgraciles glabri fuscentes remote foliati. Folia lanceolata vel oblongo- lanceolata vel lanceolata 10cm. longa 2^ cm. lata apice acuminata, acuniini- bus plus minus recurvis integris, basi cuneato-acuta chartacea in exsiccato vi- rido-flavescentia margine minute serru- lata, serrulis a se 4 mm. remotis brevis- simis apice fusco-punctatis, prope basin Fig. 37, Symplocos spicata ROXB. var. acuminata BRAND; a, a leaf; b, a flower; c, a corolla-lobe ; d, a stamen ; e, calyx and style; a=natural size. integra utraque pagine glabra, costa supra tenuissime impressa subtus distincte elevata, venis supra haud elevatis haud impressis planis subtus tenuissime elevatis gracillimis, venulis supra haud elevatis obscuris vix vel haud visis subtus tenuissime elevatis vix vel haud visis tenuissimis, utraque pagine haud nitida subtus pallidissima subconcolora, venis 116 STYRACE^E. utroque latere costee primariis lateralibus 9-10 a costa angulo 45' egressis, utraque pagine glabra, petiolis 1 cm. longis glabris intus sulcatis extus convexis subalatis vel haud alatis. Pedunculee axillares basi ramosze, ramis 4-5 longis- simis spiciforinibus 5-6 cm. longis gracillirnis flavescentibus 1 mm. in diametro rectis ascendentibus dense vel pauceque ferrugineo-hirsutis basi remote sursum dense floriferis, floribus sessilibus; bracteee sub flore singulo unicte rotun- dato-rhomboidea3 1 mm. longae totiusque late intus glabrre margin e ciliolatse extus dense ferragineo-hirsutfe ; brae- teolis sub flore singulo duabus cum bractea conformibus. Calyx subglaber late semi-globoso-campanulatus, tubo 1 mm. lato brevissirno \ mm. longo, limbo 5-lobato, lobis semi-rotundatis valde concavis § mm. latis \ mm. longis intus glabris extus liirsutis margine ciliatis apice rotun- datis. Corolla rotata, tubo Jmm. longo, limbo patenti 5- partito, partibus patentissimis concavis oblongis 2^ mm. longis 1 \ mm. latis apice inflexis concavissimis apice rotundatis margine integenimis. Stamina oo indistincte pentadelpha, filamentis glabris. Ovariuni 3-loculare, stylo recurvato 3 mm. longo apice capitate basi plus minus dilatato. HAB. Shinchiku: Gosliorin, leg. T. KAAVAKAMI, Aug. 1906, (No. 1438). Near Symplocos splcata KOXB., but distinguishable from it by the smaller acuminate leaves and very much more slender spikes with very much smaller flowers. Symplocos suishariensis HAYATA sp. nov. (Fig. 39). Arbriuscula, rami graciles teretes fuscentes vel cinerascentes, cortice glabro longitudinaliter tenuis- sime ruguloso, ramulis teretibus fulvo-pubescentibus gracilibus. Folia chartacea vel membranacec-cliartacea ovata vel ovato-oblonga vel oblonga 6 cm. longa 2J cm. lata apice caudato-acuminata ad summum obtusa ad centrum summorum aristato-apiculata, aristis 1 mm. longis basi rotundatis obtusissimis, vel obtusa ob- liqua vel sequalia margine basibus- acuminibusque integris exceptis obscure SCITU- Fig. 38, Symplocos stenostachys HAYATA. STYRACE^E. 117 lata, serrulis hand nmcronatis a se 4 mm. remotis brevissimis, costis venis supra vix elevatis vel hand elevatis, costa subtus elevata, venis subtus vix vel haud ele- vatis tenuissimis, supra glabra vel subglabra subtus ad costam sparse ferrugineo- pubescentia, venis lateralibus primariis utraque pagine 8-10 gracillimis vix visis, niediis a costa angulo 50°-60° egressis rectis, pagine subtus pallidiora, petiolis 3-4 mm. longis adpresse hirsutis § mm. latis intus leviter concavis extus con- vexis. Spicas interdum racemiformes ad axillas foliorum superiorum sitte 3 cm. longre, rhacliibus dense pubescentibus ferrugi- neis ; floribus a se 1 mm. distantibus breve pecli- cellatis, pedicellis 2 mm. longis, bracteis sub flore singulo nnicis basi pedicelli sitis triangulari- rotunclatis 1^ mm. longis totiusque latis apice obtusis basi plus minus contractis margine cilio- latis extus dense hirsutis intus glabris, bracteolis sub flore singulo duabus basi calycis tubi sitis triangulari-oblongis IJmm. longis 1mm. latis apice acutis extus dense hirsutis intus glabris minute ciliolatis. Calyx campanulatus 1§ mm. longus \\ mm. latus, tubo obconico f mm. longo apice 1mm. la to glabro, limbo campanula to 5-partito, partibus rotundato-oblongis concavis intus glabris margine integris haud ciliolatis f mm. longis -| mm. latis apice rotunda tis basi leviter contractis extus plus minus hirsutis vel subglabris. Corolla rotata alte 5-partita, partibus obovato-oblongis 3 mm. longis 2 mm. latis margine minute sub lente erosis patentissimis concavis apice rotun- datis basi haud contractis. Stamina obscure pentadelpha fere libera vel plus minus connata, filamentis glabris. Ovarium 3-loculare apice disco hirsute ^mm. alto coronatum, stylo 3^ mm. longo glabro apice plus minus dilatato ad sum- mum capitato basi plus minus dilatato. Fructus sessilis ovoideus 5 mm. longus 3| mrn. latus glaber apice acutus apiculatus. HAB. Arisan, inter Suisharyo et Funkiko, ad 4000 ped. alt., leg. R. KANE- HIRA, I. TANAKA et B. HAYATA, Aprili. 1914. Fig. 39, Symplocos suisha- riensis HAYATA; a/a leaf; b, a flower ; c, d, stamens, seen from different sides. 118 STYKACE^E. Near S. arisanensis HAYATA, but easily distinguishable from it by the much smaller flowers and by the more minutely serrulate ovate leaves with an ovate base. S. arisanensis HAYATA has much larger flowers and remotely serrate oblong leaves with a cuneate base. Symplocos trichoclada HAYATA. sp. nov. (25-f). Frutex rarnosissimus, ramis teretibus fusco-nigricantibus longitudinaliter rugulosis, ramulis gracilibus ferrugineo-tomentosis, pilis patentibus, teretibus ramosis remote foliosis 1 mm. in diametro sectionis. Folia alterna l^cm. remota ten niter coriacea ovato-lanceo- lata vel ovato-oblonga 3-5 cm. longa l^cm. lata apice acuta vel acuminata ad summum obtusa ad centrum summorum aristato-mucronata basi acuta vel obtusa rnargine tenuiter serrulata, serrulis interdum ad puncta reductis, punctis a so 1-1^ mm. remotis, basi et acuniine integra, costa supra tenuiter impressa subtus elevata, venis lateralibus primariis utroque latere costas 9-10 a costa 40°-45° a costa egressis tenuissimis supra non visis subtus tenuissime elevatis, pagina supra tenuiter hirsuta subtus molle villosa ad costam pilis fuscentibus densis patentibus dispersa, pilis ad paginam adpressis, petiolis 2J mm. longis dense ferrugineo- hirsutis. Spica? floris breves axillares paucifloratfe ferrugineo-hirsuta?, pedicellis brevissimis 1 mm. longis hirsutis ; bractea3 sub flore singulo unica3 brevissimre late rotundatas extus hirsuta? apice rotundata3 ciliolata? 1 mm. latiB \ mm. longre ; bracteis sub flore singulo duabus ovato-rotundatis 1 mm. longis totiusque latis ad longitudinem subplicatis intus glabris extus hirsutis. Calyx obconico-cam- panulatus 2 mm. longus 2J mm. latus, tubo glabro obconico 1 mm. longo, lirnbo basi + hirsute alte 5-lobato vel 5-partito, partibus vel lobis obloiigo-rotundatis 1 mm. longis plus quam 1 mm. latis margine integris hand ciliolatis extus basi tenuissime hirsutis intus glabris. Corolla in exsiccato flavescens campanulata alte 5-lobata vel fere 5-partita, lobis oblongis concavis 3|-4mm. longis 2 mm. latis apice obtusis basi contractis margine integris utraque glabris. Stamina indistincte pentadelpha, filamentis glabris. Ovarium 3-loculare apice hirsutiun, stylo 4 mm. longo basi plus minus dilatato apice stigmatoso glabro. HAB. In montibus centralibus, ad 5000 ped. alt., leg. S. SASAKI, Jan. 1907, (No. 1). Near Symplocos Fordii HANCE, (BRAND Symplocacere in ENGL. Pfl.-reich p. 66), but differs from it by the leaves which are not cordate like S. Fordii ; STYKACEJE. 119 also near Symplocos moivrisonicola HAYATA, but widely different from it by the densely hirsute branches and hairy leaves. Symplocos wikstrffimiifolia HAYATA. sp. nov. (25 -b). Eamuli recti fus- co-cinerascentes vel fusco-purpurascentes, cortice longitudinaliter rugoso et trans- verse fisso, ramulis stiperioribus sumnium angularibus ad angulos angustissime alatis. Folia tenuiter coriacea oblanceolata 8 cm. longa 24 mm. lata apice breve acuminata vel subito acuta acl summum obtusa ad centrum summorum minute mucronata basi cuneato-attenuata ad petiolum abeuntia margine subintegra vel obscure minuteque erosa margine plus minus desuper recurva vel subplana, costa supra tenuiter impressa subtus prominente elevata, venis supra vix impres- sis subtus tenuissime elevatis tenuissimis gracillimis, venulis utraque pagine vix vel haud visis, pagine utraque glabra supra fusco-viridia subtus pallidiora, petiolis in exsiccato fusco-rubescentibus glabris 7 mm. longis intus planis extus convexis. Mores apertientes haud visi. Spica3 alabastrorum florum axillares vel interdum ad latus rami defoliati sitte breves dense floriferas ; bracteas sub flore singulo unicas oblongaa vel rotundatas 1| mm. Ionga3 totiusque lafce margine ciliolatae dorso leviter brevissime hirsute crassiusculse, bracteolis sub flore singulo duabus quam bractea angustioribus. Calyx obconicus 5-lobatus, lobis rotundatis 1 mm. in diametro intus glabris dorso subglabris margine ciliolatis. Stamina 15 subdistincta, filamentis glabris. Castera ignota. HAB. Eandaizan, leg. U. MORI, Mart. 1908, (No. 3719). Very near S. neriifolia S. et Z., but differs from it by the smaller oblan- ceolate leaves and longer flower-clusters. Symplocos sp. Frutex ? Eami teretes fusco-cinerascentes longitudinaliter rugulosi, ramulis angulatis ad angulos subalatis in exsiccato flavescentibus ultimis rectis remote foliatis glabris. Folia coriacea rhomboideo-oblonga 4^ cm. longa 2 cm. lata apice acuta ad summum obtusissima vel obtusa basi cuneata ad petiolum abeuntia margine basi integra medio sursum remote serrulata, costa in exsiccato supra plus distincte subtus minus distincte elevata, venis venulis- que utraque pagine elevatis reticulatis, venis primariis lateralibus utroque latere costie 7-6 angulo 45° a costa divaricatis, pagine utraque glabra in exsiccato sub- concolora virido-flavescentia, petiolis 5 mm. longis intus planis vel sulcatis extus (dorso) convexis glabris. 120 STYRACE.E. r HAB. Shintiku : Tonnofushirowan, leg. I. TANAKA, Oct. 1913, fl. Alniphyllum MATSUM. Alniphyllum hainanense HAYATA sp. nov. (Fig. 40-a). Arbor ? rami et ramuli fusco-cinerascentes teretes sursum dense stellato-pubescentes, pilis stellatis brevissinris, inferioribus albescentibus superioribus fulvescentibus, remote foliati ad axillas foliorurn gemmam gerentes. Folia membranacea vel tenuiter chartacea in exsiccato supra fiisco-nigricantia subtus albicantia vel albo-ful- vescentia oblongo-elliptica obovato-oblonga vel ovato-oblonga 15-8 cm. longa 6-3 cm. lata apice acuta vel breve acuminata basi acuto-cuneata acuta vel obtusa margine prope basin Integra sed supra basin usque ad surnmum acum- inis minute rernoteque serrulata, serrulis ad mucronem reductis, mucronibus a se 3-7 mm. remotis, pagine supra parcissime stellato-hirsuta subtus dense stellato-villosa, pilis brevissimis, costa supra dense stellato-hirsuta haud im- pressa vix vel haud elevata subtus tenuiter elevata, venis supra haud elevatis vix impressis subtus tenuissime elevatis, venis primariis lateralibus utroque latere costte 9-10 a costa angulo 45* egressis subrectis haud flexuosis, venulis utraque pagine vix visis, petiolis 15 mm. longis complanato-teretibus intus planis vix sulcatis extus (dorso) convexis dense adpresse stellato-hirsutis. Paniculae ad ramulos terrni- nales 10-15 cm. longae; rhachibus paniciiUe et pedicellis dense stellato-pilosis ; bracteis subulato-linearibus 3 mm. longis \ rnm. latis dense stellato-pilosis. Calyx late cam- panulatus alte 5-lobatus, lobis longis triangularibus 2f mm. longis basi latissimis 2 mm. latis apice acuininatis margine integris extus dense stellato-pilosis intus sericeo- pilosis, pilis (exceptis marginibus) simplicibus longiusculis, versus marginem stellato-hirsutis, sinibus inter lobos trian- gularibus acutis. Corolla alte 5-lobata, tubo brevissimo utraque facie glabro 1 mm. longo; lobis 5 oblongis 1 2 mm. longis 8 mm. latis utraque pagine dense stellato-pilosis apice obtusissimis basi plus minus contractis margine integris. Stamina 10, filamentis ad tubum longum connatis extus perfecte g]abris intus densissime stellato-pilosis compla- Fig. 4O, Stel- late hairs on a leaf of Alniphyttum haimnense HAYATA ; b, stellate hairs on a leaf of Alniphyl- lum pterospermum MATSUM. STYRACE.E. 121 natis sursum liberis, partibus liberis 1 mm. longis § mm. latis, tubo filamentorum basi tubo corollae connate, antheris linearibus 3 mm. longis f mm. latis utrinque emarginatis glabris. Ovarium depresso-globosum superius 3 mm. longum toti- usque latuni dense stellato-pilosum, stylo 10 mm. longo columnari deorsum piloso sursum glabro striato apice capitato-stigmatifero. HAB. Hainan, leg. Z. KATSUMADA, 1906. Near Almpliyllum pterospermum MATSUM., but easily distinguishable from it by the very much thinner membranaceous leaves with very much larger stellate hairs and by the tubes of the filaments which are glabrous on the outer side but densely hirsute on the inner side. Alniphyllum pterospermum MATSUM. (Fig. 40-b) ; MATSUM. et HAYATA Enuni. PI. Fonnos. p. 232. Styrax LINN. Styrax Henryi PERK. Sty- racaceaa in ENGL. Pfl.-reich p. 33. HAB. Bankinsing (ex PERKINS). var. microcalyx PERK. I.e. p. 33. HAB. South cape, (ex PERKINS). Styrax formosamim MATSUM. (Fig. 41) in MATSUM. et HAYATA Enum. PI. Formos. p. 235. HAB. Arisan : inter Funkiko et Taroyen, (fl.) Jan. 1912, leg. B. HAYATA et S. SASAKI; inter Karapin et Funldko, leg. T. ITO, Mart. 1914. (fl.) Styrax Hayataianum PERK. in Fedde Kepert. VIII. (1910) p. 83. HAB. Koshun, Kankao, leg. T. KAWAKAMI, 1906, Oct. (No. 1657). Fig. 41, Styrw formosana MATSTJM.; a, a leaf ; b, inflorescence ; c, a flower ; <1, stamens, expanded. Styrax kotcensis HAYATA sp. nov. Arborescens ? Eami glabri fusco-purpu- rascentes, cortice sublaevi ; rarnulis glabris, cortice fulvescentibus, flexuosis. Folia 122 STYRACE.K. ovata vel ovato-oblonga 10-12 cm. Tonga 5J-7cni. lata apice subito acuta vel breve cuspidato-acuta basi subito acuta margine subintegra vel remote mucronibus instructa, mucronibus a se 5-10 mm. reniotis, char- tacea, costa supra haud vel vix elevata subtus elevata, venis venulis supra tenuissime ele- vatis subtus promin- ente elevatis, venis lateralibus primariis utroque latere costae 3-4, superioribus a costa angulo 45°, me- diis a costa angulo 40°, inferioribus a cos- ta angulo 30° egressis, subtus pallida utraque pagine subglabra vel glabra. petiolis 15mm. longis subglabris vel plus minus pubescen- tibus intus concavis extus convexis. Flo- res non visi. Pedicel- li fructiferi 16 mm. longi glabri surstmi Fig. 42, Linociem Oumingiana VIDAL ; a, a leaf; b, a flower ; c, corolla ; d, e, f, stamens, seen from different sides ; g, ovary; a, natural size; others magnified. accrescentes ad basin calycis 3^ mm. in diametro multisulcati. Calyx fructifer late campanulatus 8 mm. latus 5 mm. longus, lobis semi-rotundatis vel triangularibus 2 mm. longis OLEACE&'. 123 3 mm. latis. Fructus ovoideus 1 cm. longus vel longior plus minus oblique vel liaud oblique apice rostrato-acutus ad summum reliquis styli apiculatus basi rotundatus, exocarpio albicanti, 1-spermus. Semina fusco-fulvescentia ellipsoi- dea apice acuta vel obtusa basi rotundata vel truncata a summo usque ad basin distincte lateque 4-sulcata, testa Crustacea ; albumen copiosum. HAB. Kotosho, leg. Y. TASHIRO, T. KAWAKAMI et S. SASAKI, Juli., 1912 (fr.). Very near Styrax japonicum S. et Z., but differs from it by the very much larger subentire leaves and shorter pedicels. Closely resembles a Loo-choo plant which is labelled as Styrax japonicum in the herbarium at Tokyo. Oleaeese. Linociera Sw. Linociera Cumingiana VIDAL (Fig. 42), Rev. PI. Vase. Filip. (1886) p. 181 ; MERRILL in Philipp. Journ. Sci. Suppl. I. (1906) p. 115. HAB. Kotosho, leg. S. SASAKI, Juli., 1911, (No. 6). .Ligustrum LINN. Ligustrum Price! HAYATA sp. nov. (Fig. 43). Frutex. Eami et ramuli annotini teretes recti, cortice cinerascenti glabro plus minus ruguloso, gracillimi, ra- mulis hornotinis rectis cinereo-rubescentibus hirsutis apice foliatis. Folia opposita rhoni- boideo-oblonga 4^-6 cm. longa 18-30 mm. lata apice triangulari-acuta ad surnmum cras- siusculo-apiculata margine integerrima mar- gine tenuissime deorsum recurva basi acuta vel cuneata utraque pagine glaberrima coria- cea, costa impressa subtus elevata, venis venulisque supra tenuissime elevatis, subtus solum venis primariis tenuissime elevatis, venulis hand elevatis haud visis, subtus Fig. 43, Ligustrum Pricei pallidissima, venis primariis lateralibus utro- AYATA , a, a ea , , a c, corolla, expanded; a, natural - qiie COStfE 6-7 rectis, mediis a COSta angulo size; b and c, magnified. 124 OLEACE.& 60° egressis erectis prope marginem subito angulato-arcuatis cum iis superiori- bus junctis, petiolis 3-4 mm. longis intus supra sulcatis subalatis transverse rugosissimis. PanicuLne ad apicem ramulorum terminales cum peclunculis 5- 6 cm. longaj 2-3 cm. latee minute hirsufce, pedunculis 3 cm. longis basi perulis multis suffultis, perulis cuspidato-triangularibus castaneis coriaceis 1-2 mm. longis ; bracteis oblongo-lanceolatis 1-2 mm. longis caducis castaneis birsutis acuminatis, pulvinis brac- tearum elevatis cupuliformibus, pedicellis ultimis 1-2 mm. longis liirsutis. Calyx obconico-carnpanulatus 2| mm. longus apice 2 mm. latus apice 4-dentatus, dentibus triangularibus 1 mm. latis apice acutus, sini- bus inter lobos acutis, vel obscure irregu- lariter dentatus glaber. Corolla cylindrico- campanulata 7-8 mm. longa apice 2| mm. lata, tubo 5 mm. longo, limbo 4-fido, lobis subpatentibus oblongo-triangularibus 2^ mm- longis l^mm. latis apice acutis vel breve cuspidato-acutis dorso apice breve apiculatis valvatis glabris. Stamina 2 paullo deorsum sub sinibus inter lobos sita, filamentis glabris circ. 1 mm. longis teretibus, antheris oblongo-linearibus 2 mm. longis § mm. latis apice obtusis basi leviter emarginatis, dorso medio filamento affixis. Ovarium depresso-globosum glabrum, stylo incluso 3 mm. longo recto erecto glabro, stigmatibus terminalibus 2 lobatis, lobis circ. 1mm. longis intus stigmatosis ovatis apice acutis. Fructus ignotus. HAD. Horisha, ad 3000 ped. alt., leg. W. PRICE, 1912. Fig. 44; a-c, Osmanthm integrifolia HAY ATA; a, a leaf; b, a flower; c, corolla expanded; d — g, Osmanthus lanccolatus HAYATA; d, a leaf; e, a flower ; f, corolla, expanded ; g, a flower, corolla taken off^ rudimental ovary seen; a, natural size; others magnified. CONVOLVULACE^E. 125 Remarkable for the very glabrous small leaves and distinctly lobecl calyx, by which it is separable from all other allied species, L. Ibota SIEB., L. ciliatum SIEB., L. medium Fn. et Sav., L. Henryi HEMSL. and others. Osmanthus LOUR. Osmanthus integrifolius HAYATA (Fig. 44, a-c) Mater. Fl. Fornios. p. 192. HAB. Mt. Arisan. Osmanthus lanceolatus HAYATA (Fig. 44, d-g) Mater. Fl. Formos. p. 192. HAB. Mt. Arisan, leg. W. PRICE. Convolvulaceae. Cuscuta LINK. Cuscuta Kawakamii HAYATA sp. nov. Parasitica; caulis tenuiter cras- siusculus teres circ. 1 mm. in diarnetro efoliatus glaber, squamis sub fasciculo florum sitis, triangularibus 2 mm. longis concavis divaricatis. Flores fasciculati, fasciculis sessilibus vel breve pedunculatis glabris, pedicellis ultimis 2-3 mm. longis. Sepala 5, exteriora 3 majora, interiora 2 minora, basi coalita concava suberecta glabra, majora 2 mm. longa totiusque lata apice rotundata margine Integra, minora rotundata 1§ mm. longa 1 J mm. lata apice obtusa. Corolla extus glabra serniclausa late globosa 3| mm. longa usque ad medium 5-lobata, lobis semi-rotundatis 1^ mm. longis totiusque latis margine erosis intus concavis extus convexis. Stamina 5 cum lobis corollas alterna, filamentis basi cum tubo connatis sursum liberis, partibus tubo connatis ^-f mm. longis glabris basi utroque latere squama digitatim fissa instructis, antheris triangularibus rotun- datis -| mm. longis totiusque latis introrse dehiscentibus. Ovarium late globo- sum 1 mm. longurn 1 Jmm. latum glabrum valde depressum obscure lobatum vel haud lobatum 2-loculare, loculis 2-ovulatis, ovulis anatropis erectis. HAB. Eitozan, leg. T. KAWAKAMI, 1913. Near Cuscuta cJiinensis LAM., but differs from it by the much broader sepals and corolla-lobes, and in the much shorter corolla-tubes. Here is a plant called Cuscuta Grasii DELPONTE in Hongkong, with which species our plant should be compared. The original description of C. Cfrasii is not accessible to me. 126 SCIiOPHULARIACE^. Scrophulariaeeae. Micrargeria BENTH. Micrargeria formosana HAY ATA n. n. (Fig. 45). SopuUa formosana HAYATA Fl. Mont. Formos. p. 175. In revising the plant and dissect- ing the flowers, I have found that this species does not belong to Sopubia, but should be referred to Micrargeria ; for the anthers do not accord with those of the former genus which is stated to be "2 v. omnes per paria cohaerentes, loculo altero cujusque antherae perfecte ovato submutico, altero parvo stipitato casso," while they agree pretty well with those of the latter genus which Fig. 45, Micmrgeria, fortiiosana HA- YATA; a, a leaf; b, a flower; c, corolla, expanded; d, e, stamens; f, a flower, co- rolla and stamens taken off ; g, ovary and style ; a, natural size ; others more or less magnified. is state to have " antheras liberce, per paria approximate, loculis distinctis parallelis v. leviter arcuatis subsequali- bus apice affixis basi muticis." — BEN- TH AM et HOOKER Genera Plantarum II. p. 971. JPedicularis LINN. Pedicularis transmorrisonensis HAYATA sp. nov. (Fig. 46). Herba circ. 20 cm. alta basi plus minus lignescens. Caulis molle pubescens tetragonus toto longitudine foliatus erectus eramosus basi 2 mm. in diametro, internodiis 3 em. longis. Folia verticillatim 4-natim ad nodos sita (internodiis mediis 4-5 cm. longis) in ambitu ovato-oblonga petiolata 8-10 mm. longa 4-5 mm. lata apice obtusa vel acuta basi late acuta margine pinnati-secta vel pinnati-loba, lobis utroque latere 5-7 oblongo-triangularibus, mediis 2^ mm. longis 1| mm. latis apice acutis basi latissimis (sinibus inter lobos triangulari-obtusis), margine serrulata, serrulis acutis totis ascendentibus, tenuiter deorsum recurva utraque pagine pilosa supra minus subtus plus crispato-pilosa, petiolis 3 mm. longis dorso complanatis l^asi gradatim dilatatis 1mm. latis. Verticillaster 4-floratus SCROPHULAKIACEJ5. 127 versus apicem caulis densiuscule superpositiin dispositus, caiilis apice densissime flores 7-8 aggregatim gerens ; vel flores ad apicem caulis solum dispositi ; bracteis inferioribus cum foliis conformibus minoribus, superioribus gradatim minoribus ; pedicelli 1-2 mm. longi exteriore directi subglabri. Calyx tubuloso-cylindricus 5| mm. longus 2§ mm. latus extus crispato-pilosus basi latere exteriore plus minus ventricosus sursum ad orem plus minus cont- ractus basi rotundatus ad orem obliquus sub 5- dentatus, (clente supremo triangulari \ mm. longo, lateralibus inferioribus obscuris), ad marginem cris- pato-pilosus circ. 15-nervius grosse reticulatus intus glaber deorsum exteriore leviter recurvus. Corolla tubuliformis exteriore directa '^^^-formiter recurva, tubo 9 mm. longo apice plus minus latiore ad orem 2i mm. lato glabro, limbo 2-labiato-partito, labro superiore secus longitudinem plicato 6 mm. longo ex- plicato 4 mm. lato plicato 2 mm. lato extus glabro apice cuculliformi, labro inferiore 6 mm. longo 8 mm. lato a labro superiore angulo recto divaricate basi plus minus angustiore apice latiore apice 3-lobato, lobis lateralibus latioribus 2 mm. longis 3 mm. latis apice rotundatis, lobo central! obovato 3 mm. longo 1^ mm. lato apice rotunda to basi angustiore cont- racto, sinibus inter lobos rotundatis vel obtusis. Stamina 4 didynamia, labro superiore inclusa, fila- mentis longioribus usque ad apicem labri superioris attingentibus basi ad 2 mm. cum tubo corollas connatis caeterum liberis glabris, antheris iis oppositis con- tactis obovatis 1mm. longis apice emarginatis rotundatis basi 2-lobatis (lobis acutis subaequalibus) glabris, connectives hand productis in specimine nostro fusco-coloratis. Discus minutus basi ovarii latere antice ovario connatus vel obsoletus ^ mm. longus oblongus. Ovarium ovatum circ. 2 mm. longum 1 mm. latum latere compressum apice acutum basi hand- vel vix contractum glabnim lf«ve. Fructus ignotus. Fig. 46, Pedicularia transmorrisonensis HAYATA ; a, a leaf; b, a flower; c, a detached upper lip ; d, a detached lower lip ; e, ovary; f, a stamen; all figures x 2. 5. 128 SCROPHULARIACEA'. HAB. Mt. Momson, leg. U. MORI. This alpine plant is the only representative of the genus Pedicularis in Formosa. It is very remarkable to notice that the plant bears a close resem- blance to Pedicularis verticillata LINN, which spreads widely from North Ame- rica, Western Europe to Karntschatka and Japan where it is very limited to the highest mountains. Our plant differs very slightly from P. verticillata LINN, in having a little narrower longer corolla-tubes, and in the leaves which in this new species are arranged remotely along the whole length of the stem, but not clustered under the flower-heads, as is the case with P. verticillata. Veronica LINN. Veronica oligosperma HAYATA sp. nov. (Fig. 47, a-i). Caulis repens ad nodos radicans teres crispato-pubescens Imin. in diametro sectionis, inter- nodiis 2-2| cm. longis. Folia opposita petiolata triangulari-rotundata 14 mm. longa 13 mm. lata apice triangulari-obtusa basi truncata margine lobulata, lobulis utroque latere 2, lobulo centrali late triangulari 4 mm. longo 7 mm. lato apice triangulari-obtuso basi leviter contracto margine integro, lobulis lateralibus 2 dentiformibus ascendentibus obtusissimis margine integris, utraque pagine pilis crispatis articulatis hirsuta, venis utra- que pagine haud visis, mar- gine tenuissime deorsuin re- curva, costa vix vel haud elevata, petiolis 8 mm. longis crispato-pilosis. Kacemi axil- lares erect! cum pedunculis 3 cm. longi crispato-hirsuti 3-4-floriferi, bracteis spathu- lato-linearibus 5 mm. longis 1 mm. latis apice obtusissimis margine integris ciliolatis extus hirsutis intus glabris basi haud dilatatis haud contractis, pedi- cellis 7mm. longis hirsutis erectis. Calyx fere 2-partitus, partibus alte 2-lobatis, Pig. 47; a-i, Veronica oligosperma, HAYATA; a, a leaf; b, a hair on a leaf; c, a praemature fruit; d, a sepal ; e, f, stamens, seen from different sides ; g, a prsemature capsule ; h, a seed, seen from front ; i, the same, seen from side ; j-k, Veronica, spuria LINN. var. angustifolia BENTH.; j, a flower; k, the same, corolla taken off; all figures are more or less magnified. SCROPHULARIACE^:. 129 lobis spatlmlato-linearibus 5 mm. longis 1^ mm. latis apice obtusissimis basi attenuatis intus fere glabris vel sparse hirsutis extus hirsutis margine ciliolatis 3-nerviis, nervis parallelis. Corolla haud visa. Ovarium ovato-rotundatum 1 mm. longum totiusque latum glabrum complanatum, stylo filiform! glabro. Capsula triangularis 5mm. longa 9mm. lata apice emarginato-bilobata margine ciliolata, valvis apice exteriore reflexis medio ad apicem fissis crasse coriaceis, circ. 15-sperma. Semina valde complanata obovato-oblonga l§mm. longa l^mm. lata lasvia in placenta peltatim affixa facie centre impressa a centro usque ad basin tenuiter 1-sulcata ; testa tenuissima ? ; albumen osseum. HAB. Mt. Morrison, ad 12000 ped. alt., leg. T. KAWAKAMI et S. SASAKI, Oct. 1909. Nothing like this in the Chino-Japanese flora. Veronica spuria LINN. var. angustifolia BENTH. (Fig. 47, j-k). Veronica spuria LINN. in HAYATA Fl. Mont. For- mos. p. 175. Fwphrasia LINN. Euphrasia borneensis STAFF (Fig. 48), HAYATA Fl. Mont. Formos. p. 177. Euphrasia transmor- risonensis HAYATA sp. nov. (Fig. 48- A) Herba humilis; caulis basi prostratus sursum ascendens, partibus ascenden- tibus 6-7 cm. longis, gracilis repens radicans lignescens teres pubescens rubescens. Folia obovato-cuneata 6-7 mm. longa 4mm. lata apice obtuso-acuta basi cuneata triangulari-cuneata crassius- cula margine dentata, denti- Fig. 48, Euphrasia borneensis STAFF ; a, a leaf; b, a flower; c, corolla, expauded; d, e, stamens, seen from different sides ; f, ovary, calyx partly taken off. All figures are more or less magnified. 130 SCROPHULAEIACE.E. bus utroque latere 2 ascendentibus triangularibus, dente terminal! circ. 2 inm. longo 1^ mm. la to apice acuto basi plus minus dilatato, margine minute setuloso- ciliolata, ad marginem crassiuscula deorsum tenuissime recurva, utraque pagine subglabra, costa supra tenuiter sulcata subtus leviter elevata, venis lateralibus primariis utroque latere costee 2 rectis ad sinus dentium attingentibus, petiolis brevissimis obscuris 1 mm. longis, stipulis nullis ; folia superiora utraque pagine glanduloso-hirsuta. Flores pauci in axilla foliorum superiorum siti. Calyx campanulatus cylindrico-campanulatus 4 mm. longus 3 mm. latus extus glan- duloso-hirsutus, pilis patentibus, intus glaber, lobis 5, lobo postico latiore oblongo 2 mm. longo 1 mm. lato apice obtuso basi baud contracto, lobis lateralibus cum lobo posteriore paullo angustioribus lineari-oblongis extus pilosis intus prope api- cem pilosis cseterum glabris. Corolla tubuloso- campanulata cum lobis 13 mm. longa 8 mm. lata extus basin glabra supra basin usque ad infra medium hirsuta medeo sursum glabra sursum usque ad medium 2 labiata intus infra medium usque ad supra basin hirsuta ; labro inferiore ma- jore cuneato-obtriangulari 8mm. longo apice toti- usque lato basi gradatim cuneato haud contracto utraque glabro apice 3-lobato, lobo medio ovato- quadrangulariformi 4 mm. longo 3 mm. lato apice 2-lobulato, (lobulis acutis), lobis lateralibus eo medio conformibus apice 2-lobulatis; labro supe- riore posteriore quadrangulari-formi 4imm. longo totiusque lato apice emarginato basi haud contracto extus hirsute intus apice hirsute medio extus convexo intus concavo (parte concava oblonga). Stamina 4 subsequilonga, filamentis usque ad medium corolla connatis a medio sursum liberis, partibus liberis 3-4 mm. longis basi hirsutis sursum glabris, antheris totis in parte concava labri superioris insidentibus latere se connatis, antheris inferioribus apice apiculatis basi divaricatim 2-lobatis 2-locularibus, loculis exterioribus basi setulis longis instractis, loculis interioribus haud setosis acutis, rimis antherarum dense crispato- barbatis, antheris superioribus basi haud setosis. Ovarium oblongo-ovoideum If mm. longum fmin. latum sursum dense longeque hirsutum, stylo filiformi circ. Fig. 48- A, FupJirasia transmorrisonensis HAYATA ; a, a flower; b, c, anthers; d, ovary. GESNERACE^E. 131 1 cm. longo glabro sursuin hirsute ; stigrnate globuloso. Euplirasia petlolaris HAYATA Fl. Mont. Formos. p. 177, (non WETTST.). HAB. Mt. Arisan : Tozan, leg. G. NAKAHARA, Nov. 1906. When I was at Kew, I compared this plant with all the specimens of the genus of East Asia, but found nothing like this. Very probably a species not described before. Gesneraeeae. JZhyncJioglossutn BLUME. Rhynchoglossum hologlossum HAYATA sp. nov. (Tab. XL). Herba an- nua ? basi ascendens sursum erecta ; caulis cum racemis 40-50 cm. longus pauci- ramosus subrectus vel plus minus flexuosus. Folia radicalia non visa, caulina obliquissima petiolata ovato-oblonga maxima llcm. longa 6 cm. lata apice subito acuminata vel cuspidato-acuminata ad summum obtusiuscula basi obliquissima, latere altero rotundata vel subcordata, latere altero acuta a basi lamime usque ad \\ cm. altitudinem fracta, latere medio altero 2 cm. lato, latere medio altero 3cm. lato, margine integerrima tenuissime membranacea supra subglabra subtus minute brevissime sparsissimeque pubescentia, costis venisque utraque pagine vix vel haud elevatis, venis lateralibus primariis utroque latere costee 15-17 subparallelis, mediis a costa angulo 45° egressis gradatim arcuatis haud ramosis simplicibus sursum prope apicem secus marginem ascendentibus, venulis gra- cillimis supra non visis subtus visis haud reticulatis, pagine supra viridia subtus pallidissima, petiolis laminam ^-plo in longitudine tequantibus 3f cm. longis subglabris, stipulis subulato-linearibus 2-3 mm. longis vel obsoletis. Racemi terminales simplices cum pedunculis 10-20 cm. longi, in fractu plus elongati subglabri, pedunculis 5 cm. longis subglabris ; rhachis racemorurn gracilis oblique recurva flores secundim gerens latere altero glabra latere altero florigero dense hirsuta, floribus alternis inferioribus a se 1cm. superioribus plus approximatim sitis, pedicellis 2-3 mm. longis dense hirsutis basi bracteatis, bracteis linearibus subteretibus 2-3 mm. longis -| mm. latis pedicello brevioribus hirsutis pauce setu- losis cum pedicello a basi usque ad medio connatis sursum liberis ; floribus oblique a rhachibus racemorum angulo recto divaricatis vel subpendulis. Calyx cylin- drico-campanulatus cum lobis 4-5 mm. longus 2^ mm. latus minute hirsutus basi 132 GESNERACE.E. tenuiter 5-carinatus a rnedio sursum 5-lobus, lobis valvatis elongato-triangula- ribus, superioribus quam inferiore paullo brevioribus 2-3 mm. longis 1-1£ mm. latis apice acutis margine exteriore sursum recurvis (baud deorsum baud in- teriore recurvis) margine minute argute serrulatis apice interiore paullo recurvis. Corolla tenuissima subrecta cylindrica cum lobo inferiore 12 mm. longa medio 2 mm. lata utraque pagine minutissime birsuta, tubo 7 mm. longo recto cylindri- co, limbo 2-labiato, labro superiore breviore oblongo-triangulari 2^ mm. longo 2 mm. lato apice 2-lobato (lobis rotundatis f mm. longis) deorsum exteriore reflexo basi inter tubum et limbum carina transversa exteriore recurva -— >-for- mi instracto, parte infra carinam subinflata ad tubum abeunti ; labro superiore rotundato-obovato 5-5^ mm. longo 5 mm. lato apice baud lobato margine subundulato basi plus minus contracto basi carina elevata singula exteriore Q-formiter recurva instructo, parte infra carinam subinflata ad tubum ab- eunti. -Stamina 2, filamentis usque ad medium tubo corollas connatis sursum liberis, partibus liberis 2 mm. longis glabris, antlieris 2-locularibus oo-formibus ^ mm. longis 1 mm. latis, loculis se confluentibus apice cum iis antherarum alterarum oppositarum junctis. Discus semi-annulifonnis basi ovarii situs et basin ovarii semi-amplectans \ mm. altus. Ovarium ovatum 2 mm. longum 1^ mm. latum apice acutum ad stylum abeuns glabrum, stylo colurnnari-fili- formi 4 mm. longo stamina superanti glabro sursum deorsum recurvo, stigmate terminali peltato-globoso ^ mm. in diametro. Calyx in fructu persistens sed baud accrescens baud inflatus capsulam amplectaus. Capsula ovoidea 4 mm. longa 2 mm. lata apice acuta basi plus minus contracta glabra calycibus com- plete inclusa 2-valvata, valvis glabris castaneis coriaceis intus medio pla- centiferis, placentis coriaceis minute tuberculatis. Semina castanea minuta ellipsoidea \ mm. longa T^ mm. lata minute elevato-reticulata ; testa rneni- branacea. Rliynchoglossum obliquum HAYATA Fl. Mont. Formos. p. 178 (non BLUME). HAD. Rinkibo, Aug. 1911, Fl., leg. H. INABA, typus ! ; Mt. Randaisan, leg. B. HAYATA et U. MOEI, Aug. 1908 (No. 7098) ; Taichu : Sekilcaloisan, leg. U. MORI, Aug. 1906 ; Kishito, leg. G. NAKAHABA, Aug. 1905 (No. 339); Shintiku: Taiko, leg. T. KAWAKAMI, Aug. 1910; Kodensho, leg. S. NAGASAWA, Oct. 1906; Kagi : Kishirei, leg. U. MORI, Oct. 1907, (No. 1777). GESNERACE.E. 133 Very near R. obliquum BLUME ; it is impossible to find the distinction between that species and our new one without dissecting flowers, so much closely do they resemble in appearance. The difference between them is shown as follows : R. obliquum Corolla-tube cylindric contracted at the mouth, lower lip of the co- rolla 3-lobed ; stigma minutely 2- lobed. R. hologlossum Corolla-tube cylindric not at all contracted at the mouth, lower lip of the corolla entire, not lobed; stigma globose entire, not lobed. CLARICE says, in HOOK. f. Fl. Brit. Ind. IV. p. 367, " Leaves (of R. obliquum) 1-^in."; but this could never be the case with any species of the genus. I presume this is due to a misprint. R. obliquum BLUME var. parviflora CLARKE (=R. zeylanicum HOOK, in Bot. Mag. t. 4198) agrees fairly well with our R. hologlossum} the only difference is that in the former the lower lip of the corolla is 3-lobed, while in the latter the lip is entire. In respect of the relative length of the lips and the corolla-tubes, the new species accords very well with R. zeylanicum HOOK. HOOKER says in the note of Bot. Mag. t. 4198 that "the genus is Loxotis of Mr. BROWN, in HORSFIELD'S Plants of Java, Fasc. I. p. 102, t. 24, and the species there admirably figured and described, so much resembles the present one, that at first I was unwilling to consider them distinct ; but in all the many flowers I have examined, there is uniformly in our plant such a difference in the lower lip, short and broadly ovate, not twice the length of the upper lip, and shorter than the tube in Mr. BROWN'S Loxotis obliqua oblong or strap- shaped, longer even than the tube of the corolla, obscurely tridentate, that I cannot but describe the present as new." As is seen in the statements made by HOOKER, our plant is nearer to R. zeylanicum than to R. obliquum. Still, ours is different from R. zeylanicum in having entre lower lip of the corolla. Chirita HAM. Chirita minuteserrulata HAYATA sp. nov. (Tab. XII. et Fig. 49). Herba ; caulis simplex vel pauce ramosus glaberrimus vel subglaber, internodiis 8 cm. longis. Folia opposita longe petiolata, lamina in magnitudine variabillima oblonga vel ovato-oblonga vel ovato-rhomboidea, maxima 11 cm. longa 6 cm- 134 GESNERACE^E. lata apice triangulari-acuta basi trian- gulari-acuta obliqua vel gequalia obtusa vel oblique rotundata margine minute tenuissimeque serrulata meinbranacea, supra plus subtus sparsissime pubescen- tia, costis venisque utraque pagine tenuissime elevatis vel baud elevatis, venis lateralibus primariis utroque latere costse 7-9 prope costam rectis rnediis a costa angulo 60° egressis sur- sum arcuatis prope apicem evanescenti- bus, petiolis laminam ^-plo fequanti- bus subglabris basi dilatatis, stipulis nullis. Cymaj axillares vel terminales longe pedunculatse, pedunculis suberec- tis 5-7 cm. longis glabris 3-5-floratis, pedicellis 5-10 mm. longis basi bractea una instructis, bracteis in magnitudine variabillimis superioribus minoribus ovatis apice triangulari-acutis basi valde contractis rotundatis margine dense aristato-ciliatis facie glabris 7 mm. longis 5| mm. latis apice triangulari- obtusis basi rotundatis vel late trian- gulari-acutis ad insertionem ^ mm. latis utraque pagine glabris, pedicellis glabris brevissimis vel longioribus generaliter 1-2 cm. longis. Calyx cylindrico-carn- panulatus cum lobis 13 mm. longus 5- lobatus 15-nervius grosse reticulatus intus extusque giaber medio 6-7 mm. latus, lobis elongato-triangularibus sub- sequalibus 4 mm. longis basi 3 mm. latis apice acuminatis basi latissirnis integris Fig. 49, a leaf of Chirita minuteser- ntlata HAYATA. ACANTHACE^. 135 margine interiore tenuiter recurvis dense ciliolatis. Corolla cylindrico-subcam- panulata 3| cm. longa apice gradatim latior 1-1^ cm. lata tenuissima glabra apice 2-labiata, labro superiore breviore 2-lobato, labro inferiore longiore 3- lobato, lobis sequalibus rotundatis 4-5 mm. longis totiusque latis apice rotundato- truncatis subintegris basi vix vel baud contractis. Corolla extus glabra intus infra medium latere inferiore tenuiter longe barbata tenuissime venosa, venis sursum plus minus reticulatis. Stamina inclusa inferiora 2 perfecta, superiora 2 ad staminodia reducta, stamina perfecta e basi corolla sursum ^ altidudine oriunda, filamentis glabris latiusculis 5 mm. longis complanatis, connectivis fila- mento subsequilongis vel eo brevioribus glabris apice latis loculum antherse singulum gerentibus, antheris uni-locularibus semi-rotundatis ei staminis al- terius connatis. Staminodia 2 vermiformia 3-4 mm. longa complanata linearia apice setosa. Discus ad basin stipitis ovarii situs annuliformi-cupuliformis 1| mm. latus ^ mm. altus. Ovarium lineare circ. 1 cm. longum 1 mm. latum subcomplanatum stipitatum, stipitibus ^ cm. longis, stylo incluso circ. ^ cm. longo glabro apice 2-labiato, labris patentibus oblongis 2Jmm. longis 1mm. latis obtusis. Fructus maturus ignotus ; prasmaturus longe angustissime linearis 8 cm. longus 1 mm. latus glaber baud tortuosus. HAB. Bono, leg. H. INABA, Juli. (fl.), 1911 (typus!). Chirita anachorata HANCE ? in HAYATA Mater. Fl. Formos. p. 212. Near G. anachorata HANCE, but differs from it in the more minutely serrulate leaves, in the calyx which is cleft to one third of the length, in the much longer petioles and in the broader bracts. Aeanthaeese. StrobilantJies BLUME. Strobilanthes flexicaulis HAYATA sp. nov. (Fig. 50). Herba usque ad 1mm. alta. Caulis angulatus flexuosus, ramis ramulis flexuosis glabris. Folia alterna ovata vel oblongo-ovata 4icm. longa 16mni. lata apice cuspidato- acuminata ad summum obtusa basi rotundata ad extremitatem subito acuta ad petiolum 3 mm. longum abeuntia margine serrata, costa venaque supra plus elevata subtus minus elevata, venis lateralibus primariis utroque latere 4-5 arcuatis, utraque pagine tenuissime adpresseque pubescentia vel subglabmta in 136 ACANTHACE.E. exsiccato supra fuscentia subtus pallida membranacea, petiolis 2-3 mm. longis. Mores quasi-axillares sessiles 2-bracteolati, bracteolis linearibus 8mm. longis 1 mm. latis fere glabris 1-costatis integris basi calyce connatis. Calyx sub- cylindrico-cainpanulatus fere usque prope basin 2-fissus ; segmento inferiore alte 2-partito, partibus 1 cm. longis linearibus apice obtusis deorsum plus minus latioribus l^mrn. latis extus sparse glanduloso-ciliolatis de- mum glabratis intus sursum hirsutis ; segmento superiore usque ad medium trilobate, lobis linearibus 6 mm. longis 1 mm. latis apice obtusis totis erectis. Corolla caerulea vel purpurea tubulato-campanu- lata cum lobis 4cm. longa apice 1^ cm. lata extus gla- bra deorsum tubuliformis, partibus tubuliformibus 1^ cm. longis 4mm. latis, sursum gradatim campanulato-dilatata apice 2-labiata, labro superiore 4 mm. longo, labro inferiore 1cm. longo latiore quam eo superiore, labro superiore 2-lobato (lobis semi-rotundatis 5 mm. longis 8 mm. latis apice rotundatis), labro inferiore 3-lobato (lobo centrali rotundato 6 mm. longo 7 mm. lato apice rotundato basi contracto, lobis lateralibus eo centrali {equilongis sed latioribus plus minus obliquis a lobo centrali angulo recto divaricatis), lobis omnibus margine integris remote ciliolatis ; tubo intus prope faucem latere inferiore hirsuto. Stamina 4, iilamentis usque ad f altitudinem corolla connatis sursum liberis hirsutis se approximatis sursum latere inferiore convergentibus, partibus liberis 2-3 mm. longis hirsutis, duobus longioribus duabus brevioribus ; antheris lineari-oblongis 3| mm. longis 1 mm. latis ad f altitudinem filamento affixis glabris apice obtusis basi bilobatis. Discus cylindricus 1-1 1 mm. altus 1 mm. latus glaber. Ovarium obovoideum 2mm. longum 1mm. latum, stylo filiformi cum staminibus aaquilongo pauce brevissimeque hirsuto apice subulato-acuminato ad stigma Fig. SO, Strobilanthes flexicavlis HAYATA ; a, a leaf; b, a flower c, portion of corolla, showing stamens ; d, ovary with calyx; a, b, d, natural size; c, magni- fied. ARISTOLOCHI ACE 2E. 137 abeunti. HAB. Mt. Arisan, Jan. 1912, leg. B. HAYATA et S. SASAKI. Aristoloehiaeese. Aristolochia LINN. Aristolochia cucurbitifolia HAYATA sp. nov. Herba volubilis; caulibus vel ramis subteretibus 3mm. in cliametro kevibus vel longitudinaliter sulcato- striatis pubescentibus vel subglabratis volubilibus volubili-flextiosis fulvescenti- bus, pulvinis prominente elevatis circ. 2 mm. longis. Folia alterna chartacea palmatim 7-lobata 7-9 cm. longa 8-llcm. lata in ambitu rotundato-cordata basi cordata WN^-formia alte usque ad | longitudinis lobata, lobo centrali spa- thulato-ensiformi vel rhomboideo-oblanceolato 5^-8 cm. longo 2-3 cm. lato apice triangulari-acuto ad summum acuto sursum dilatato, partibus dilatatis rhomboid- alibus, deorsum gradatim attenuato-angustato ad 6-8 mm. latitudinem attenuate, lobis lateralibus (exceptis lobis basilaribus) oblanceolato-linearibus subrectis vel plus minus interfere recurvis sed generaliter rectis quam lobo terminali breviori- bus angustioribus, lobis basilaribus auriculiformibus latioribus semi-oblongis apice triangulari-obtusis vel -acutis latere superiore rectis latere inferiore rotundatis recurvis, sinibus inter lobos lineari-obtriangularibus fundo truncato-rotundatis vel obtusissimis foliolo terminali 2-plo latioribus, sinibus cordis basalis foliorum fYl-formibus latioribus ; pagina supra glabra pallido-fuscens subtus hirsuta fulvo- cinerascens, pilis fulvescentibus, nervis supra tenuiter elevatis subtus prominente elevatis, venis venulis supra tenuiter impressis subtus elevatis, reticulis venularuni clistincte visis subtus elevatis ; nervis pedatim dispositis 7, nervo centrali recto ad apicem lobi terminalis attingenti, nervis lateralibus juxta nervum centralem rectis a nervo centrali angulo 45° egressis subrectis ad apicem loborum attin- gentibus, nervis lateralibus juxta nervum basilarem a nervo centrali angulo recto egressis subrectis ad apicem loborum lateralium attingenti bus basi cum nervis lateralibus usque ad 3 mm. connatis, nervis basilaribus sursum recurvis a nervo centrali angulo 135' egressis basi cum nervis lateralibus juxta nervum basilarem usque ad 8 mm. longitudinem connatis sursum recurvis ad apicem loborum basilarium attingentibus ; nervo centrali longissimo, nervis lateralibus gradatim brevioribus, nervis basilaribus brevissiinis, venis lateralibus primariis deorsum a 138 ARISTOLOCHIACE.E. costa angulo recto egressis sursum angulo circ. 45° egressis, venulis elegante dis- tincteque reticulatis, petiolis 3 cm. longis foliolum in longitudine ij-plo aequanti- bus, volubilibus intus sulcatis subglabris vel hirsutis. Flores penduli quasi-axil- lares solitarii longo-pedicellati, pedicellis gracillimis 3cm. longis dense brevissim- isque hirsutis medio 1-bracteatis, bracteis oblongo-ovatis 1 cm. longis 4-5 mm. latis apice obtusissimis basi plus minus angustatis margine integris deorsum recurvis basi pedicellum amplectantibus. Ovariurn patento-pilosissimum a pedi- cello angulo recto flexum cylindricum hirsutum 6 mm. longurn 2| mm. latuui dense hirsutum profunde 6-sulcatum in sectione 6-radiatim 6-lobatum 6-loculare apice ad basin tubi perianthii constrictum. Perianthii tubus U-formiter recur- vatus extus patento-pilosissimus apice ad limburn peltatuni expans, tubo cylind- rico (limbis exceptis) 4 cm. longo a basi sursum usque ad § longitudinis 6-7 mm. lato sursum angustato 3 mm. lato, partibus angustatis 1 cm. longis, extus toto patento-hirsuto longitudinaliter multo stria to inter strias reticulato ; limbo obli- quissime peltatim cum partibus angustatis tubi perianthii juncto subintegro in ambitu oblongo If cm. longo 1 cm. lato ad medium compliciter plicato apice emarginato-2-lobato extus hirsute intus glabro circa orem tubi elevato-purpureo- marginato ; tubus perianthii in sectione basi cordatus, intus a basi usque ad 1 mm. altitudiuem glaber a supera partem glabram usque ad 7 mm. altitu- dinein dense rubro-hirsutus, intus toto fuscens. Stamina 6 e basi partis elevate perianthii oriunda cum stylo toto connata, filamentis totis cum stylo connatis glabris ^ mm. longis, antheris inter strias stigrnatiferas geminatim sitis lineari- bus l^mm. longis 2-locularibus. Stylus columnaris 3Jmm. longus circ. toto longitudine cum staminibus connatus sed supra antheras If mm. productus crassus, striis stigmatiferis 3 ad apicem stylum se convergentibus 2 mm. longis nigricantibus. Capsula ovoideo-fusiformis 3 cm. longa 1 cm. lata basi attenuata apice fusiforme acuta prominente 6-costata septicidale ? dehiscens. Semina numerosa in ainbitu triangulari-ovata 4§ mm. longa 3| mm. lata apice triangu- lari-obtusa basi rotundata dorso valde convexa ventrali valde concava sed medio septata medio in sectione CD-formia, testa membranacea rubescens sed cinera- ceo-sebifera ; albumen osseo-cereum ; embryo ignotus. HAB. Kagi : Baiako, leg. T. KAWAKAMI, Aprili. 1909, (fl. typ.!); Shintiku: ShinpS, leg. T. KAWAKAMI, 1907, (fr.). ARISTOLOCHIACE /E. 139 Somewhat allied to Aristolochia Fprdiana HEMSL. in Journ. Bot. (1885) p. 286, and Aristolochia Kcempferi, "but differs altogether from them in having deeply 7-9-lobate leaves. Asarum LINN. Asarum albomaculatum HAYATA. sp. nov. (Fig. 51). Ehizoma repens dense radicans, radicibus teretibus incrassatis circ. 2mm. in diametro, cicatricibus foli- orum semi-annuliforniibus notatum apice caulescentes. Caulis suberectus circ. 1cm. longus subglaber 2-3-foliatus, foliis ge- neraliter sursuni congestis cum squamis intermixtis, squamis 2-3 caducissimis tri- angulari-oblongis apice acutis membrana- ceis in exsiccato semi-hyalinis reticulato- nervosis basi latissimis caulem amplectan- tibus. Folia longe petiolata, petiolis 3-6 cm. longis subglabris teretibus 1-1^ mm. in diametro basi plus minus dilatatis cau- lem semi-amplectantibus intus subsulcatis ad sulcos breve pubescentibus, lamina cor- dato-oblongo-triangulari (ab apice petioli usque ad apicern laminae) 7-5 cm. longa 5J-3 \ cm. lata apice triangulari-acuta vel plus minus cuspidato-acuta ad summum breve apiculata basi auriculato-cordata, auriculis vel lobis cordis (a fundo sinus inter lobos cordis usque ad a'picem lobi cordis) 2-2|cm. longis l^-2Jcm. latis apice rotunda tis, sinibus inter lobos cor- dis J^-formibus latioribus interdum an- gustioribus, margine remote brevissime hirtella, pilis ascendentibus ^mm. longis rt-formibus, j>agine utraque subglabra Fig. 51, Asarum albomaculatum HAYATA; a, a leaf; b, a flower; c, perianth, expanded; d, a stamen; e, stigmata and anthers ; f, g, h, a stigma, seen from different sides. 140 AIHSTOLOCHIACEJ5. prope basin plus minus hirtella, 5-nervia vel obscure 7-nervia, pagina supra utro- que latere costee nubilo-albo-marmorata vel maculata casterum opaco-viridescens, pagine subtus pallidior, nervis lateralibus basi rectis medio furcato-ramosis ; textura menibranacea, reticulis venularum haud vel vix visis. Flores quasi-ter- minales solitarii nutantes, pedicellis 1 cm. longis glabris basi stipulis foliorum singulis instructis, stipulis explicate ovatis 7-8 mm. longis 6 mm. latis semi- hyalinis acutis ad medium plicatis margine dense ciliolatis, ciliis deorsum reflexis, ad costam ciliatis. Perianthii tubus latior quam longior 1 cm. longus 13 mm. latus ad orem plus minus constrictus extus glaber rugulosus intus grosse tes- sellato-reticulatus, reticulis valde elevatis, areolis intrareticularibus impressis quadrangularibus 2 mm. latis, circum orem tubi annulis 1 mm. latis deorsum reflexis instructus, limbo patenti 3-partito vel 3-lobato, lobis rotundato-trian- gularibus 9 mm. longis 11 mm. latis apice triangulari-acutis basi plus minus contractis basi circum orem intus supra rugosissimis supra basin usque ad apicem supra haud rugosis sed brevissime crispato-hirsutis subtus glabris leevibus. Stamina 12 sub apice ovarii connata sessilia, antheris adnatis lineari-quadr- angularibus 2 mm. longis 1 mm. latis 2-locularibus, loculis linearibus ad uiar- ginem at latus dorsale connectivorum adnatis, connectivis 2§ mm. longis § mm. latis apice plus minus productis. Ovarium semi-superius vel fere superius, partibus superioribus 5 mm. longis, 6-loculare, carpellis 6 apice distinctis, partibus distinctis 2 mm. longis latere complanatis, glabris, stigmatibus infra apicem ad latus exterius carpellorum lateraliter sitis globulosis ; carpellis apice siinplici- bus vel brevissime 2-lobatis ; semina ignota. HAB. Arisan, Nimandaira, ad 6500 ped. alt., leg. T. ITO et B. HAYATA, Aprili. 1914. Near Asarum taitcense HAYATA, but differs from it in having much acuter leaves. Asarum epigynum HAYATA sp. nov. Ehizoma repens. Folia secus rhi- zoma remote sita ovata vel ovato-lanceolata 4^ cm.-7 cm. longa 2|-4 cm. lata 'apice acuto-obtusa basi cordata, sinibus cordis acuto-triangularibus ^v-formibus, margine subintegra ad marginem ciliolata supra atro-viridia glabra subtus pallidissima sul^labra vel subhirsuta ad nervos hirsuta 3-7-nervia, nprvis juxta centralem lateralibus ascendentibus cum nervo centrali subparallelis, ARISTOLOCHIACE.E. 141 petiolis 2-3 cm. longis crispato-hirsutis. Flores quasiterminales vel e basi foliorum oriundi, pedicellis 1^ cm. longis crispato-hirsutis. Perianthii tubus plus minus obliquus 12 mm. longus 8-9 mm. latus oljconico-cylindricus apice ad orem baud vel vix contractus basi obconicus ad pedicellum abeuns extus crispato-hirsutus, pilis ecoloratis, intus supra ovarium exsertus 5 mm. longus intus partibus inferioribus 2mm. longis exceptis nigro-pilosus, partibus inferiori- bus glaberrimis ; limbo patenti 3-partito, lobis late triangulari-reniformibus vel triangulari-rotundatis 8 mm. longis 11-12 mm. latis latioribus quam longi- oribus margine integris apice triangulari-obtusissimis basi plus minus contractis extus subtus pilosis, pilis ecoloratis, intus supra nigro-pilosis, pilis crispatis longioribus. Stamina 12 perfecte epigyna vel plus minus perigyna ad basin partis liberal perianthii affixa, filamentis 1 mm. longis complanatis § mm. latis, antlieris linearibus 1^ mm. longis § mm. latis, connectivis apice productis, partibus productis oblongis ^ mm. longis ^ mm. latis obtusis. Ovarium per- fecte inferum 6-7 mm. longum apice leviter convexum glabrum, stylo glabro 2 mm. longo validissimo totiusque lato glabro apice 6-lobato, lobis rotundatis latere valde compressissimis apice rotundatis dorso apice latere exterioreque stigmatosis. HAB. Formosa, loco non indicate, leg. T. SOMA. Remarkable for the perfectly epigynous perianth and the leaves with lateral nerves running nearly parallel to the central one. Resembles very much Asarum geopliilum HEMSL. (Bot. Mag. t. 7168) in having quite connate styles which are 6-lobed at the apex with decurrent stigmas, in the stamens with connectives producing to an obtuse cone, and in the quite inferior ovaiy ; but distinguishable from it by the lanceolately ovately cordate leaves. Asarum grandiflorum HAYATA sp. nov. (Fig. 52). Rhizoma repens teres, cicatricibus foliorum et cicatricibus squamarum approximatim notatum, cicatrici- bus foliorum pulviniformibus, cicatricibus squamarum transverse ^-formibus, repens vel ascendens infra dense radicans, radicibus teretibus, apice caulescens Caulis 1-3 cm. longus glaber validus 4 mm. in diametro 3-4-foliatus, foliolis cum squamis intermixtis. Folia chartacea vel chartaceo-membranacea longe petiolata, petiolis circ. 20 cm. longis glabris in exsiccato fusco-nigricantibus, la- mina elongato-cordato-triangulari 15cm. longa 12-1 3 cm. lata apice triangulari- 142 ARISTOLOCHIACE.E. acuminata basi late cordata, lobis cordis a so angulo 130-140° divaricatis 6cm. latis brevibus, distincte 7-nervia, nervis supra impressis subtus elevatis glabris, utraque pagine glaberrima subtus pallidissima, reticulis venularuni baud visis, stipulis triangulari-ovatis tenuissimis scariosis 7mm. longis margine ad costam ciliolatis ad medium plicatis alabastrum foliorum complete obtegentibus. Flores crassiusculi quasi-axillares solitarii extus subviridescentes, pedicellis 13 mm. longis. Tubus periantbii late urceolatus 1| cm. latus 12mm. longus extus glaber rugosus basi truncatim contractus ad orem constrictus ad constrictionem 12mm. latus intus tessellatim et alveoliforme reticulatus, (reticulis valde purpureis ele- vatis, areolis intrareticularibus valde impressis), circum orem membranis deorsum reflexis instructus, membranis breve infundibuliformibus 4 mm. longis ad mar- ginem inferiorem undulatis, limbo horizontaliter patentissimo cum lobis 4cm. in diametro extus subtus pallido-flavo intus supra viridescenti circum orem tubi inultiseriatim subcirculariter plicato-rugu- loso, rugulis 2 mm. elevatis versus medium loborum limbi gradatim minoribus demum ad nullum abeuntibus, 3-lobato, lobis late rotundato-triangularibus 13 mm. longis 16 mm. latis latioribus quam longioribus apice acutis vel obtusis basi plus minus contractis ad basin 13mm. latis margine subintegris supra atro-purpurascentibus margine viridescentibus ad paginam supra rugoso-cristato-reticulatis subtus subloevi- bus margine valde doreo reflexis fusco- purpurascentibus. Stamina 12 subsessilia, vel filamentis brevissimis ^mm. longis 1 mm. latis glabris complanatis, antheris oblongis cum connectivis 2|mm. longis l^mm. latis adnatis 2-locularibus, loculis linearibus ad latus dorsale connectivorum adnatis, connectivis latissimis IJmm. latis complanatis apice productis, partibus productis late obtuse triangularibus ^mm. longis. Ovarium semisuperius 5-6 mm. longum totiusque latum 6-locu- lare glabrum leave ; carpellis 6 superiore liberis erectis baud vel vix patentibus Fig. S2, Asarum gmndiflorum HA- YATA ; flowers, one, seen from front ; the other, seen from back ; natural size. ARISTOLOCHIACE^E. 143 Fig. 52, Asanmi grandifloi-um HAYATA; a, a leaf; d, vertical section of a flower; c, a stamen; b, the same, seen from within ; e, the same, seen from side ; f, ovary with stamens ; g, a stigma ; h, the same, seen from without ; i, the same, seen from within ; a, d, natural size ; the others more or less magnified. 144 ARISTOLOCHIACE.E. latere complanato-triangularibus 2 mm. longis apice stigmatibus coronatis, stig- matibus capituliformibus sed ad faciem interiorein carpellorum lineariter decur- rentibus, locidis carpellorum elongatis, ovulis 10 in loculo singulo 2-seriatim dispositis anatropis pendulis, placentis axialibus. HAB. Mt. Arisan, Mmandaira, Aprili. 1914, leg. B. HAYATA et T. ITO. Near Asarum maximum in the size of the flowers, leaves and petioles ; but different from it by the funnel-shaped appendages at the mouth of the perianth- tubes, in the reticulation on the inner side of the same-tubes, in the truncate anthers and in the terminal stigmas. Asarum grandiflorum HAYATA var. colocasiifolium HAYATA n. v. Rhi- zoma horizontaliter repens haud rectum subflexuosum teres cicatricibus foliorum et squamarum notaturn in exsiccato fusco-nigricans, cicatricibus foliorum pulvi- niformibus, cicatricibus squamarum transverse .'— — formibus, glabrum infra dense radicans, radicibus teretibus incrassatis 2mm. in dianietro, sursuna caulescens. Caulis brevis 1-2 cm. longus apicem versus approximatim 2-4-foliatus glaber in exsiccato fusco-nigricans, foliis cum squamis intermixtis, squamis ovato-ob- longis apice acutis 1 cm. longis in exsiccato semi-hyalino-membranaceis reticulato- nervatis basi latissimis semi-aniplexicaulibus sursuni margineque rufo-hirsutis. Folia herbaceo-inembranacea longe petiolata, petiolis glabris 20-30 cm. longis, lamina elongato-auriculato-cordato-oblonga ab apice petioli usque ad apicem lamina? 12-15 cm. longa 8-9 cm. lata apice triangulari-acuta vel triangulari- acuminata basi profunde auriculato-cordata, auriculis vel lobis cordis (a fundo sinus cordis usque ad apicem lobi cordis) 4-6 cm. longis 4 cm. latis apice rotun- datis, sinibus cordis angustioribus, margine integra haud ciliata supra glaberrima subtus costis venis exceptis glabra, costis venisque supra impressis subtus elevatis paucissime hirsutis, distincte 7-nervia supra atro-viridi subtus pallidissima, reticulis venularam haud visis. Mores ut typicse. HAB. Mt. Arisan, Nimandaira, leg. B. HAYATA et T. ITO, Aprili. 1914. Asarum hypogynum HAYATA sp. nov. (Fig. 53). Petiolus 30 cm. longus glaber, lamina oblonga ab apice petioli usque ad apicem laminae 12 cm. longa medio totiusque lata apice subacuta vel obtusa basi profunde cordata, lobis cordis longioribus ab apice petioli usque ad apicem loborum 6 cm. longis se approximatis vel se imbricatis, margine integra vel minute crispato-crenulata ARISTOLOCHIACE^E. 145 deorsum tenuissime recurva et temiissime angustissime subcartilagineo-marginata supra glabra viridissima nitida subtus pallidissima ad nervos hirsuta 5-7-nervia, nervis palmatim dispositis. Flores quasiterminales solitarii, pedicellis 1-2 cin. longis glabris. Perianthii tubus intus atro-purpureus 1|^ cm. longus subrotundato- conicus 13mm. latus supra basin usque ad infra medium latissimus sursum gra- datim minus latus ad orem plus minus constrictus 7 mm. latus extus glaber sub- laevis intus glaber sed grosse reticulatus, reticulis valde elevatis, ad orem annulis infundibuliformibus deorsum reflexis in- structus, infundibulis 4mm. longis extre- mitate inferiore angustioribus ; limbo basi circurn orem viridi-flavo costerum atro- purpureo sed ad marginem viridescenti fere patenti sed basi plus minus tubiformi basi intus circum orem verracis irregulari- bus annulariter disposito leviter 3 lobato, lobis semi-rotundatis apice rotundatis 1cm. longis circ. 2cm. latis deorsum re- curvis supra minute et adpresse hirsutis, pilis toto adpressis, subtus glabris. Sta- mina 12 ad medium ovarii affixa sessilia, antheris oblongis cum connective 3 mm. longis 2 mm. latis, loculis 2 linearibus angustissimis, connectivis latiusculis apice vix productis, partibus productis obtusis- simis ^-| mm. longis. Ovarium fere su- perius basi vix cum perianthio connatuni, Fig. S3, Asarum hypogynum HA- YATA; a, a flower ; d, the same, in section; c, perianth in vertical section, showing the tessellate reticulation on the inner surface of the perianth-tube ; h, ovary and sta- mens ; e, stamen. partibus liberis conicis 8 mm. longis 1 cm. latis apice 6-lobatis, lobis erectis validis apice ad latus exterius stigmatiferis, stigmatibus globosis. HAB. Mt. Arisan, leg. B. HAYATA, 1912, Jan. Kemarkable for its nearly superior ovary and in its comparatively short lobes of the perianth. 146 ARISTOLOCHIACE.E. Asarum infrapurpureum HAYATA sp. nov. Khizoma repens vel ascen- dens dense radicans, radicibtis teretibtis incrassatis 1-1| mm. in diametro sub- rectis, apice caulescens. Caulis 1-3 cm. longus sursum foliosus, foliis 1-5 versus apicem caulis approximatim dispositis cum squamis intermixes, squamis 2-3 ovato-oblongis 10-18 mm. longis semi-hyalinis apice acutis hirsutis reticulato- nervosis. Folia longe petiolata, petiolis incrassatis (subcomplanatis ?) 3 mm. latis intus canaliculatis patenti-hirsutis 7-17 cm. longis, lamina oblongo-cordata vel triangulari-cordata ab apice petioli usque ad apicem laminee 7^-5 cm. longa 9-6 cm. lata apice triangulari-acuta vel breve cuspidato-acuta ad summum obtusa vel ad centrum summorum apiculata vel baud apiculata basi cordata vel auriculato-cordata, lobis cordis (a fundo sinus inter lobos cordis usque ad apicem lobi cordis) 4| cm.-2| cm. longis 4-2^ cm. latis, sinibus inter lobos cordis jn-formibus, 5-nervia vel obscure 7-nervia, nervis lateralibus primariis arcuatis, margine integra tenuissime purpureo-marginato-venata margine dense minuteque liirsuta, nervis venis supra subimpressis, pagine subglabra supra utroque latere costee nebuliforme marmoreo-albo-maculata, subtus pallido-purpurea ad nervos venasque rufo-purpurascenti, nervis venis subtus elevatis, crassiusculo-membrana- cea, retculis venularum supra haud visis subtus distincte visis purpureo-coloratis. Flores purpurascentes quasiterminales solitarii, pedicellis glabris 1cm. longis, erecti vel subnutantes. Periantnii tubus glaber subobconicus 12 mm. longus 14 inm. latus extus glaber sublaevis intus glaber tessellato-reticulatus, reticulis elevatis purpurascentibus, ad orem annulis membranaceis singulis 2 mm. altis deorsum reflexis instructus, limbo patenti usque ad apicem lobi (i.e. in radio) 17 mm. longo extus glabro intus deorsum glabro circum orem minute annula- riter ruguloso (rugulis elevatis) a supra basin usque ad apicem lobi haud ruguloso sed pilis brevissimis crispatis adpresse denseque obtecto profunde 3-lobato vel fere 3-partito, lobis triangularibus plus minus imequalibus niajoribus triangulari- semi-rotundatis 15 mm. longis totiusque latis vel latioribus apice obtusis vel triangulari-acutis vel obtusissimis basi haud vel vix contractis margine integris sed deorsum sursumque valde reflexo-repandis. Stamina 12, filamentis compla- natis, cum ovarium perfecte vel fere perfecte connatis, antheris oblongis 2^ mm. longis plus quam 1mm. latis, loculis 2 linearibus, connectivis apice leviter productis. Ovarium semisuperius, carpellis 6, partibus liberis 3 mm. longis latere ARISTOLOCHIACE.E. 147 complanatis plus quam 1 mm. latis infra apicem dorse stigmatiferis, stigmatibus globosis lateralibus ; partibus apicalibus carpellorum ultra stigmata productis § vel ^ mm. longis interdum 2— lobatis. HAB. Shichiseitonzan, leg. S. SASAKI, Mart. 1907. Nearly the same as A. taitonense HAYATA in the floral structure, but dis- tinguishable from it by the auriculiformed lobes of the cordate leaves which are purpurascent on the under surface. Asarum leptophyllum HAYATA sp. nov. Rhizoma repens teres 3 mm. in diametro subhirsutum reliquo basis petioli notatum sursum caulescens remote 2-3 foliatum et simul squamatum, foliis 2-3 a se circ. 1 cm. remotis, squamis 2-3 cum foliis intermixtis, squamis ovatis sessilibus apice acutis basi caulem amplectantibus intus supra subglabris subtus ad nervos crispato-ciliato-hirsutis margine dense hirsutis, pilis crispatis, partibus rhizomatis caulescentibus dense crispato-hirsutis 2-3 cm. longis apice folia duo gerentibus ad apicem florem unum gerentibus. Folia longe petiolata, petiolis 9-12 cm. longis dense crispato- liirsutis l^mm. latis, lamina cordato-oblonga circ. 10 cm. longa circ. 5 cm. lata apice triangulari-acuta basi auriculato-cordata, lobis cordis (ab apice petioli usque ad apicem lobi cordis) 2-3^ cm. longis 2— 3J cm. latis apice perfecte rotundatis vel obtuso-rotundatis, sinibus inter lobos cordis acutis vel obtusis •A-forrnibus, tenuiter membranacea margine subintegra remote minuteque . in exsiccato fuscenti in vivo fusco-viridescenti haud albo-variegata subtus pallida utraque pagine nitenti sparse hirsuta 5-nervia vel obscure 7-nervia, nervis lateralibus tenuissimis recurvo-arcuatis, reticulis venularum utroque vix vel haud visis. Flores pallido-virides quasiterminales solita,rii ex axilla inter folia api- calia duo oriundi, pedicellis 1cm. longis hirsutis, pilis longiusculis crispatis. Perianthium extus barbatum, partibus tubi cum ovario adnatis semi-rotundatis € mm. longis 8 mm. latis plus barbatis, partibus tubi supra ovarium exsertis 7 mm. longis 7 mm. latis ad orem plus minus constrictis extus minus barbatis intus subglabris vel pilis punctiformibus notatis, lobis perianthii limbi virides- centibus triangulari-lanceolatis apice caudigeris cum caudis 23 mm. longis basi latissimis vel plus minus contractis 5mm. latis, caudis linearibus 10-1 3 mm. longis, margine integris extus barbatis intus dense minute botryoideo-punctatis vel brevissime pubescentibus ; lobis perianthii jam anthesin patentibus post 148 ABISTOLOCHIACE.E. anthesin erectis semiclausis. Stamina 12 supra ovarimn sita et eo affixa, fila- mentis a basi styli liberis, partibus liberis 1^ mm. longis complanatis glabris, antheris linearibus 1 mm. longis, connectivis apice valcle productis, partibus productis ^-|mm. longis. Ovarium viride fere inferius, partibus ovarii cum tubi periantliii adnatis 5 mm. longis, partibus liberis superioribus cum stylo 4 mm. longis, stylo valido erecto colunaniformi 2 mm. longo 1 mm. lato pro- funde 6-sulcato glabro apice 6-lobato, lobis brevissime patentibus apice ad latus exterius stigmatosis. HAB. Arisan, Mart. 1914, leg. B. HAYATA et T. ITO. Near Asarum caudigerum HANCE, Bot. Mag. t. 7126; but distinguishable from it by the light greenish flowers ; in S. caudigerum, the lobes of the perianth are reddish inside. Asarum leptophyllum HAYATA var. triangulare HAYATA n. v. Folii lamina triangularis 6-7 cm. longa 8cm. lata apice triangulari-acuta basi latissi- me cordata (vel tenuissime hastata), lobis cordis apice rotundatis, herbaceo- membranacea utraque pagine rufo-liirsuta 7-5-nervia, nervis subrectis vel arcuatis. Flores apertientes non visi. Bacca depresso-globosa 13 mm. longa 15 mm. lata apice lobis periantliii persistentibus coronata. Semina oo nitido- nigra nitida 4 mm. longa 2 \ mm. lata in ambitu ovata apice obtusa basi rotundato-trancata dorso valde convexa facie valde concava utroque latere basi valde interiore recurva arillos amplectantia, arillis membranaceis in*egulariter multo plicatis nigricantibus, testa coriacea; albumen copiosum, embryo minutus ad apicem albuminis situs. HAB. Arisan : Eunkiko, leg. T. Ito et B. HAYATA, Mart. 1914. Differs from the type by the nearly triangular leaves. Asarum taitonense HAYATA sp. nov. Khizoma repens. Folia solitaria, petiolis 8-9 cm. longis crispato-hirsutis, lamina 4| cm. longa totiusque lata profunde cordata, lobis cordis plus minus divaricatis, sinibus cordis JYV-forrnibus, margine integra prope et ad marginem dense ciliolata supra viridissima inter medium et marginem albo-marmoreo-rnaculata ad nervos tenuissime hirsuta subtus pallidissima palmato-pedatim 7-nervia ad nervos hirsuta apice trian- gulari-obtusa ad summum minute mucronata membranacea plus minus crassius- cula. Flores e basi petioli oriundi solitarii, pedicellis 7mm. longis nutantibus ARISTOLOCHIACE.E. 149 brevissime hirsutis. Perianthii tubus obconico-inflatus 12 mm. lorigus 14 mm. latus ad orem plus minus contractus vel baud contractus basi truncatus extus glaber intus glaber tessellato-reticulatus, reticulis valde elevatis atropurpureis, ad orem appendicibus anntiliformibus deorsum reflexis 1^ mm. longis instructus, limbo patenti 3-lobato, lobis late triangularibus 8 mm. longis 12 mm. latis apice triangulari-obtusis basi plus minus contractis extus glabris intus hirsutis basi circum orem oo-seriatim verrucosis, verrucis annulariter dispositis 1 mm. longis 2 mm. latis atro-purpureis. Stamina 12 cum ovario affixa sub basi styli oriunda, antheris sessilibus oblongo-sessilibus 2 mm. longis § mm. latis, connectivis apice productis, partibus productis -|-J mm. longis obtusissimis. Ovarium fere superius cum stylo 6 mm. longum, partibus liberis carpellorum (i. e. stylis) 6 erectis 3 mm. longis glabris latere compressis 1 mm. latis, stigmati- bus lateralibus oblongis ad latus apicis stylorum sitis 1mm. longis, partibus styloruni supra stigmata productis linearibus §-1 mm. longis circ. 2-partibis. HAB. Mt. Taiton, leg. U. FAURIE, Juni. 1903. Near Asarum macrantlmm HOOK f., but differs from it by the smaller flowers with far less warts around the mouth of the perianth-tube, and in the stigmata locating on the back of the styles. Asarum macranthum HOOK f.; MATSUM. et HAYATA Enum. PL Formos. p. 343; Bot. Mag. t. 7022. HAB. Sansaho, leg. Y. SHIMADA. Rhizoma ascendens repens. Folia in specimine nostro solitaria, petiolis ' 7-8 cm. longis crispato-hirsutis, lamina cordato-oblonga vel cordato-triangulari, ab apice petioli usque ad apicem laminse 5-6 cm. longa 4|-7 cm. lata apice triangulari-obtusa basi profunde cordata, sinibus cordis Jt-formibus, lobis cor- dis 1 1-3 cm. longis 2-3 \ cm. latis se imbricatis vel baud imbricatis, margine integra ad marginem minute ciliolata supra viridissima sed inter medium et marginem albo-marmoreo-maculata glabra, nervis venis elevatis tenuissimis, sub- tus pallidissima, nervis valde elevatis, palmato-pedatim 7-nervia, nervis pubes- centibus, crassiuscula. Flores e basi petioli oriundi solitarii, pedicellis 1cm. longis vel longioribus breve hirsutis. Perianthii tubi obconico-inflati 13 mm. longi 15 mm. lati ad orem plus minus contract! basi obconico-truncati extus glabri supra basin usque ad orem atro-purpurei intus glabri tessellato-reticulati, 150 LAURINE.E. reticulis valdc elevatis atro-purpureis, ad orem intus appendicibus membranaceis atropurpureis annuliformibus deorsum reflexis 3 mm. longis instruct!, limbo basi suberecto supra basin patenti 3-lobato; lobis extus glaberrimis intus supra liirsutis rotunda to-triangularibus 1 J cm. longis 17 mm. latis partibus basilaribus haud veiTucosis apice triangulari-acutis basi plus minus contractis margine integris sod deorsum sursumque undulatissimis repandissiniis basi circum orem oo-seriatim annulariter verrucosis, verrucis dorso compressis membranaceis 2mm. longis 3 mm. latis semi-rotundatis atro-purpureis. Stamina 12 cum ovario connata, infra basin styli oriunda, antheris sessilibibus oblongo-linearibus 2| mm. longis IJmm. latis, connectivis apice productis, partibus productis triangularibus § mm. longis. Ovarium semi-superius 3 mm. longum, stylo 6-partito, partibus erectis latere valde compressis 3 mm. longis 1 mm. latis apice oblique imequaliter 2-lobatis, lobis exterioribus longioribus apice dorso stigmatosis, partibus stigma- tosis exteriore recurvis unciformibus, lobis interioribus non stigmatiferis brevis- simis rectis leviter 2-lobulatis, lobulis obtusis. i Laurinese. Seiischmiedia NEES. Beilschmiedia Tanakae HAYATA sp. nov. (Fig. 53-A-b). Arbor, ramuli teretes graciles 2-3 mm. in diametro fuscentes subglabri. Gemma foliifera ovoidea apice acuta. Folia membranaceo-chartacea in exsiccato fuscentia utraque gla- berrima oblongo elliptica vel oblongo-ovata 10cm. longa 4?jcm. lata apice acuta, acumine obtuso, basi obtusa aliquando rotundata sed ad extremitatem breve decurrentia, costis venis venulis utraqtie pagine distincte prominenteque elevatis, venis lateralibus utroque latere costse 11-12, mediis a costa angulo 50° egressis, prominente venulato-reticulatis, reticulis venularum rubescentibus circ. l-§ mm. in diametro, tenuiter cartilagineo-marginata, petiolis 6 mm. longis glabris intus profunde canaliculatis subalatis. HAB. Liuldu; Yeeyama: Mt. Urabu, leg. S. TANAKA, 1887, Juni.(spec. steril.). Near Beilschmiedia erythropJdoia HAYATA, but quite different from it in having much thinner chartaceous leaves with more distinctly elevated reticulation on both sides. Beilschmiedia erythrophloia HAYATA (Fig. 53-A-a) Ic. PL Formos. IV. LAURINE^E. 151 p. 20. Cryptocarya E. Bit. Cryptocarya Ko- nishii HAYATA Mater. Fl. Formos. p. 237; Ic. PI. Formos. III. p. 157. Descriptio auctata : — Cymas ad folia supe- riora axillares vel ter- minales longe pedun- culatee, pedunculis gra- cilibus erectis 1J cm. longis cum cymis pube- scentibus ; cymis (pe- dunculis exceptis) 1£ cm. longis totiusque vel minus latis dense ramosis dense floratis totis pubescentibus, pe- dicellis ultimis brevis- simis 1mm. longis vel longioribus vel brevi- Fig. B3-A ; a, Beilschmiedia erythrophloia HAYATA ; b, Beilschmiedia Tanakce HAYATA. oribus, bracteis minutis dense pubescentibus triangulari-ovatis ciliatis \ mm. longis basi liaud contractis apice acutis vel obtusis. Calyx extus dense breveque pubescens cum tubo tu- buloso-campanulatus 3-3J mm. longus, tubo intus glabenimo 1 mm. longo cylindrico vel suburceolato vel tubuloso-obconico sub ore leviter constricto vel hand constricto, limbo plus minus patenti 6-lobato, lobis oblongis 2^ mm. longis 1^ mm. latis apice obtusis basi leviter contractis extus plus intus minus pubes- centibus. Stamina ordinis I. ad basin loborum affixa cum filamentis 2 mm. longa, filamentis valde complanatis 1 mm. longis \ mm. latis hirsutissimis apice plus minus dilatatis ad antheram abeuntibus, antheris oblongis complanatis cum 152 LAURINE.E. appendice connectivi minus quani 1 mm. longis minus quam % mm. latis, apice appendice connectivi terrninatis, appendicibus rotundato-acutis apice introrse incurvis apiculatis ^mm. longis totiusque latis membranaceis, introrsum 2-locel- latis basi ad filamenta abeuntibus utraque pagine glabris ; stamina ordinis II. cum eis ordinis I. conformia ; stamina ordinis III. cum eis ordinis I. confor- mia, sed filamentis minus complanatis, antheris extrorse 2-locellatis appendicibus connectivorum eis staminum ordinis I. et II. plus minus longioribus introrse reflexis, filamentis ad basin utroque latere glandulis auctis, glandulis stipitatis cum stipitibus 1 mm. longis hirsutis oblongis, stipitibus ^-^ mm. longis ; stamina ordinis IV. eglandulosa subsessilia oblongo-sagittiformia l^mm. longa ^mm. lata apice acuminata basi subcordato-obtusa extus rnedio valde carinata ad carinas liirsuta intus medio late canaliculata apice tenuiter membranacea baud recurva glabra. Ovarium in fundo calycis tubi situm cylindricum §-1 mm. longuni calycis tubo toto inclusum glaberrimum apice ad styluni abeuns, stylo glaberrirno apice baud dilatato oblique truncate stigmatoso, stigmate medio 1-sulcato. HAB. Uraisha ; Juli. 1912, leg. B. HAYATA et S. SASAKI, (fl.). Cinnamomum BURMAN. Cinnamomum acuminatifolium HAYATA. sp. nov. (Fig. 53-B-a). Arbor, rami fuscentes glabri. Gemma ut videtur parva ovoidea acuta 3 mm. longa subglabra. Folia coriacea oblongo-lanceolata lanceolata vel oblonga 9^ cm. longa 3 cm. lata apice acuminatissima ad summum obtusa basi cuneato-acuta margine integra 3-nervia, nervis lateralibus a basi sursum in 7 mm. altitudine e nervo centrali oriundis ascendentibus cum nervo centrali subparallelis, nervis supra vix vel haud elevatis subtus elevatis, venulis inter nervos subtransversis supra hand elevatis subtus tenuissime elevatis, pagine supra plana subtus subglauces- centia utraque glabra, petiolis 12mm. longis glabris subteretibus intus tenuiter sulcatis extus convexis. Cyma} floris non visse ; cyma3 fructifene axillares haud terminales circ. 5 cm. longte a basi ramosse haud pedunculafae, pedicellis ultimis 1 cm. longis glabris. Cupula campanulata 4 mm. longa 4 mm. lata glabra rugosa irregulariter 6-dentata, dentibus 2 mm. latis \ mm. longis. Drupa ovoi- dea basi obtusa apice acuta ad summum obtusa 1 cm. longa 6 mm. lata Isevis apice fusco-colorata. HAB. Shinko : Mt. Agioku, leg. A. HINO, (No. 5782) Dec. 1905. LAURINE^. 153 Fig. 53-B ; a, Cinnamomum acuminatifolium HAYATA ; b, Cinnamomum macrostemon HAYATA ; c, Cinnamomum randaiense HAYATA ; d, Cinnamomum acuminatissimum HAYATA; e, Cinnamomum retieulatum HAYATA. Near Cinnamomum pedunculatum, but differs from it by the caudate leaves with cuneate base. Cinnamomum acuminatissimum HAYATA (Fig. 53-B-d) Ic. PI. Formos. III. p. 157. Cinnamomum bartheifolium HAYATA sp. nov. (Fig. 54-h). Arbor, ramuli subtetragoni recti haud flexuosi subglabri in exsiccato fusco-purpurascentes Igeves haucl lenticellati in juvenescenti tenuiter adpresse pubescentes demum subglabri, foliis et ranralis suboppositis vel alternis. Gemma foliifera sericeo-pubescens minor, perulis oblongis vel rhomboideis acutis dorso sericeo-puberulis. Folia 154 IAURINE.E. coriacea oblonga vel lanceolato-oblonga 6 cm. longa 18 mm. lata apice acuminata, acumine acuto- vel cuspidato-acuto, basi obtusa vel obtusissima supra nitida glabra subtus breve pubescentia subalbo-fulvescentia sub lente minute papillosa, costis supra tenuiter impressis subtus distincte elevatis rubro-coloratis, venis venulis supra haud visis subtus vix vel baud elevatis, pagine supra in exsiccate fulvescentia margine cartilaginea desuper subrecurva 3-costata, costis laterali- bus e ima basi oriundis ad 3-4 mm. altitudinem conjugatis basi a costa cent- rali angulo 40" egressis basi arcuatis a medio sursum costa centrali parallelis a costa 6 mm. a margine 4 mm. distantibus sursum infra acumen evanescentibus, costa centrali recta ad apicem ipsum attingenti, venis costaa centralis nullis, venis costis lateralibus extrorsum 2-4 prope marginem cum eis superioribus junctis tenuissimis supra haud subtus vix visis, venis transversis horizontaliter dis- positis leviter ^-formiter curvatis vel subrectis, petiolis 4 mm. longis fusco- nigricantibus intus canaliculatis glabris. Flores paniculato-cyinosi, cymis axil- laribus cum pedunculis 5-7 cm. longis IJcrn. latis, pedunculis 2-4 cm. longis plus minus complanatis, pedicellis ultimis 3 mm. longis, pedunculis cum rhachi- bus pedicellisque leviter pubescentibus, bracteis caducissimis ignotis. Calycis tubus extus pubescens intus sparse hirsutus 1 mm. longus plus latus, limbo 6- fido, segmentis subasqualibus oblongis 2-| mm. longis If mm. latis apice acuto- obtusis basi plus minus contractis 5-nerviis utraque pagine pubescentibus mar- gine integris. Stamina perfecta 9, ea ordinis I. et II. eglandulosa, filamentis |-f mm. longis complanatis barbatis, antheris oblongis quani filamentis longi- oribus § mm. latis 1 mm. longis introrse 4-locellatis apice connectivis leviter productis utraque facie medio hirsutis creteruni glabris ; stamina ordinis III. giandulosa, glandulis antheriformibus ^ mm. longis ad filamentum supra basin filamentorum adnatis sessilibus glabris, antheris extrorsis 4-locellatis; stanii- nodia ordinis IV. 1 mm. longa basi filamentiforniia apice antheriformia, partibus filamentiformibus complanatis ^ mm. longis utraque facie hirsutis, partibus an- theriformibus ovato-oblongis apice acutis ^mm. longis intus glabris extus hirsutis. Ovarium ellipsoideum 1mm. longum 1-ovulatuni, stylo circ. l|mm. longo glabro. HAB. Nanto : Mt. Randaisan, leg. U. MORI, Juli. 1907, (No. 3295) (fl.). Near Cinnamomum Doederleinii ENGL., but sepamble from it by the more regularly horizontally arranged veinlets of the costre. LA.I7BIH&E. 155 Cinnamomum caudatifolium HAYATA sp. nov. (Fig. 54-b). Arbor, ramuli anaotini liaud lenticellati fuscentes subglabri, ramuli hornotini fulvo-pubescentes subangulato-teretcs gracillinii 1^ mm. in diametro. Folia per totum ramulum remote sita chartaceo-coriacea oblonga vel ovato-oblonga vel obovato-oblonga rariiis lanceolata 6|-9 cm. longa 2| cm. lata apice subito acuminata vel caudato- acuminata (acuminibus plus minus recurvis) basi cuneata vel cuneato-attenuata margine integra plus minus undulata, costa supra basi tenuiter sulcata supra haud sulcata baud vel vix elevata, venis supra tenuissime elevatis vel haud elevatis subtus vix vel tenuissime sed distincte elevatis, pagine supra glabra (in vivo) subnitida subtus primum tenuiter sericeo-fulvo-pubescentia sed demum glabrata plus minus glauca, venis lateralibus primariis utroque latere costas 3-7, mediis a costa angulo 40°-45' egressis, petiolis gracilibus 13 mm. longis tenuiter pubescentibus vel subglabris intus late sulcatis extus convexis. Flores cyinoso-paniculati, paniculis terminalibus sessilibus 6-7 cm. longis 3-4 cm. latis; rhachis panicularum 1-2^ cm. longa, ramis ordinis I. 3-10 alternis rectis patentissimis 3-5 cm. longis apice flores cymosim gerentibus, pedicellis ultimis 4 mm. longis, bracteis caducissimis ignotis ; rhacliis cum ramis pedicellisque fiilvo-pubescentibus. Calycis tubus campanulatus 1^ mm. longus apice totiusque latus extus cum segmentis pubescens intus dense barbatus, segmentis 6 sub- ffiqualibns oblongis vel oblongo-linearibus 3 mm. longis l^mm. latis apice obtusis basi haud vel vix contractis patentibus intus plus minus concavis apice obtusis utraque pagine pubescentibus 5-nerviis margine integris. Stamina ad basin segmenti affixa, ea ordinis I. et II. eglandulosa, filamentis 1^ mm. longis com- planatis basi hirsutis supra basin sursum glabris, antheris ovato-oblongis f mm. longis ^ mm. latis apice obtusissimis introrsum 4-locellatis ; ordinis III. basi utroque latere glandulis aucta, glandulis antheriformibus ^ mm. longis oblongis stipitatis, stipitibus ^rnm. longis cum filamentis plus minus connatis dense barbatis ; staminodia sagittiformia \ mm. longa, stipitibus \ mm. longis dense barbatis. Ovarium glabrum vel sparse barbatum obovoideum vel ovoideum 1 mm. longum § mm. latum, stylo \\ mm. longo glabro apice plus minus dilatato interdum plus minus recurvo. HAB. Mt. Arisan : intre Karapin et Funkiko, prope Suisharyo, leg. B. HAYATA, Mart. 1914. 156 Pig. 54 ; a, Cinnamomum micranthum HAYATA ; b, Cinnamomum caudatifolium HAYATA ; c, Cinnamomum obovalifolium HAYATA ; d and f, Cinnamomum Kanahirai HAYATA ; e, Qinnamo- mum insulari-montanum HAYATA; g, Cinnamomum pseudo-Loureini HAYATA; h, Cinnamomum barlheifolium HAYATA. LAURINE^E. 157 Near Cinnamomum acuminatissimum HAY., but distinguishable from it by the thinner leaves and a little larger flower. The buds of the shoots were, in this season of the year, very small, and therefore, are not available for description. Found standing solitary on the bank of a valley near Suisharyo. Cinnamomum insulari-montanum HAYATA (Fig. 54-e). Ic. PL Forrnos. III. p. 158. Cinnamomum Eanahirai HAYATA (Fig. 54, d and f ). Ic. PI. Formos. III. p. 159. Descriptio auctata : Gemma foliifera globosa obtusissinia, perulis subrotundatis dorso fulvo-sericeo-pubescentibus ad marginem subglabratis cilio- latis. Cynia? teruiinales 2-3 mm. longre totiusque latse in alabastro perulis perfecte involutse, perulis interioribus spathulatis variabillimis dorso sericeo- pubescentibus intus glabris apice rotundatis, bracteis caducissimis linearibus 4 mm. longis J mm. latis apice acuminatis dorso sparse pubescentibus, pedicellis ultirnis 2 mm. longis teretibus glabris. Calyx campanulatus glaber, tubo extus glabro intus piloso 1 mm. alto 2§ mm. vel 3 mm. in dianietro obconico, lobis 6 subfequalibus quadrangulari-oblongis 2 mm. longis l^mm. latis apice obtusissiniis extus glabris intus densissinae fulvo-pilosis, nervis 3 obscure visis. Cupula calycis late obconica 1 mm. alta ad orem 2 mm. in dianietro intus densissime longeque pilosa. Stamina ordinis I. eglandulosa, filamentis latissimis ^inm. longis § mm. latis sparse pilosis vel subglabris, antheris late rotundatis ^ mm. longis § mm. latis latioribus quam longioribus apice rotundato-emarginatis glabris valde complanatis introrse 4-locellatis ; stamina ordinis II. eglandulosa cum eis ordinis I. conformia ; stamina ordinis III. eis ordinis I. conformia, sed antheris extrorse 4-locellatis, filamentis utraque facie densissime pilosis utroque latere glandula auctis, glandulis sessilibus late cordato-reniformibus valde complanatis apice late acutis vel obtusis basi profunde cordatis ^ mm. latis latioribus quam. longioribus ; stamina ordinis IV. abortiva, filamentis densissime longeque pilosis ^mm. longis ^mm. latis, antheris abortivis sagitti-formibus frnni. longis apice acutis basi cordatis. Ovariuni glolx>so-ovoideum minus quam 1 mm. longuni totiusque latum glabrum, stylo columnari 1 mm. longo glabro, stigmate dilatato plus minus obliquo subpeltato § mm. in dianietro niedio subimpresso-sulcato dense pectinato-cristato. HAB. Shintiku, Nansho : Kalizenzan, leg. R. KANEHIRA, Oct. 1914, (fl.). 158 LAURINE.E. Cinnamomum macrostemon HAYATA (Fig. 53-B-b). Ic. PL Formos. III. p. 160. Cinnamomum micranthum HAYATA (Fig. 54, a and fig. 55.). Ic. PI. Formos. III. p. 160. Descriptio auctata : Gemma foliifera globosa apice obtusa vel subacuta, perulis subrotundatis dorso sericeo- vel ferrugineo-pubescentibus ad marginem glabratis tenuiter eiliatis in magni- tudine variabilibus. Lobi perianthii decidui. Pedicelli fructiferi 5 mm. longi ; calycis tubus valde accrescens late companulato-patelliformis 6 mm. altus 7mm. in diametro ore plus minus contractus utraque facie glaber. Glans obovato- ellipsoidea 15 mm. longa 11 mm. lata apice basique truncata apice ad centrum umbonata, uuibonibus planis 3 mm. in diametro, basi obtuso- truncata ad centrum cicatricibus deprcssis 2J mm. in diametro notata facie nitida. HAB. Formosa : loco non indicate, leg. S. NAKAI, Aug. 1914. Cinnamomum obovatifolium HAYATA (Fig. 54-c). Ic. PI. Formos. III. p. 161. Cinnamomum pseudo-Loureirii HAYATA (Fig. 54-g). Ic. PI. Formos. IV. p. 20. Descriptio auctata : Arbor ; ramuli annotini et hornotini graciles teretes glabri fulvescentes sublaeves. Gemma globosa apice obtusa haud acuta 2 mm. longa, perulis glabris margine eiliatis. Folia chartaceo-coriacea vel te- nuiter coriacea lanceolata vel ovato-lanceolata 9 cm. longa 2 J cm. lata apice gradatim acuminate vel rarius plus minus caudato-acuniinata ad summum acuta vel obtusa basi cuneato-acuta margine integra 3-nervia margine haud cartilaginea vix vel haud reflexa ; costas prominentes 3 ex ima basi ortee ad 7 mm. conjugate et ibi non semper eodem loco divergentes, additis aliquando 2-gracilibus juxta margines, media in acumen ipsum extensa, 2-laterales basi leviter arcuatee infra acumen evanescentes ; venis costarum lateralium extrorsum aliquando 3-4 aliquando 5-10 curvatis aliquando cum costulis inarginalibus junctis; nervulis transversis multis ^-formiter curvatis; costas utraque pagine . BS, CLnnamomum micran- thum HAYATA; a, a flower; b, a stamen without glands ; c, another stamen with glands; d, a perianth- lobe with a stamen and stami- node; e, ovary. LAURINE^E. 159 elevatre, venulis supra obscure subttis distincte elevatis utraque glabris, petiolis 6-7 mm. longis glabris intus canaliculatis. HAB. Toyen : Taiyakan, leg. I. TANAKA et S. NAKAI, Oct. 1913, (fr.). Cinnamomum randaiense HAYATA (Fig. 53-B-c). Mater. Fl. Formos. p. 238. a c Fig. 56; a, Machilus pseudolongifolia HAYATA; b, Machilus ansanensis HAYATA; c, Machilus zuihcensis HAYATA; d, Machilus kwashotensis HAYA- TA; e, Machilus m/mtescens HAYATA; f, Machilus longisepala HAYATA. 1 60 LAURINE^E. Cinnamomum reticulatum HAYATA (Fig. 53-e). Mater. Fl. Formos. p. 239. Machilus NEES. Machilus arisanensis HAYATA n. n. (Fig. 56-b and fig. 57). Macldlus macropliylla HEMSL. var. arisaneiisis HAYATA Mater. Fl. Formos. p. 243. Machilus kwashotensis HAYATA sp. nov. (Fig. 56-cl). Arbriuscula; ramuli fusco-purpurascentes tenuiter longitudinaliter rugulosi parce lenticellati, lenticellis plus minus elevatis longitudinaliter oblongis rubescentibus 1mm. longis, ramulis ultiniis liaud lenticellatis. Folia tenuiter coriacea obovata obovato-oblonga vel obovato-lanceolata 7-Sf cm. longa 2^-4J cm. lata apice breve cuspidato-obtusa ad summum obtusa basi cuneata margine hand vel vix recurva pagine supra glabra in exsiccato fulvo-rubescentia subtus glabra glaucescentia, costa supra tenuiter impressa subtus plano-elevata, venis venulisque tenuissime supra minus subtus plus elevatis, venis lateralibus primariis utroque latere costa3 10-12 subtus distinctis, mediis a costa angulo 45° egressis baud flexuosis plus minus arcuatis, petiolis 1^-2^ cm. longis plano-convexis in sectione intus sursum late canaliculatis subalatis, canaliculis deorsum angustissimis ad nullum reductis. Flores non visi. Panicula3 fructifer^e ad folia superiora axillares, pedunculis complanatis glabris circ. 5 cm. longis, pedicellis 1 cm. longis, segmentis calycis reflexis 2-3 mm. longis. Bacca depresso-globosa latior quam longior 1 cm. longa plus quam 1 cm. lata apice leviter depressa vel subplana basi sessilis, cicatricibus pedicelloram If mm. in diametro. HAB. Kwashoto, leg. G. NAKAHARA, Feb. 1906, (No. 1039). Near Hacliilus Fdberi HEMSL., but distinguishable from it by the obovate obtuse leaves. Machilus longisepala HAYATA (Fig. 56-f). Ic. PI. Formos. p. 162. Machilus pseudolongifolia HAYATA sp. nov. (Fig. 56-a). Arbor. Kami fulvo-cinerascentes glabri, cortice sub lente longitudinaliter fisso remote lenticel- lato. lenticellis valde elevatis rotundatis vel longitudinaliter elongatis 1 mm. in diametro demum subbipartitis rubescentibus. Gemma foliifera ovoidea apice obtusa vel subacuta in nostro specimine circ. 1 cm. longa 6 mm. lata multiseria- tim perulata, peralis dorso sericeo-pubescentibus ad marginem glabratis castaneo- LAURINE.E. 161 coloratis dense castaneo-ciliolatis. Folia chartacea vel chartaceo-coriacea lineari- oblanceolata vel oblongo-oblanceolata 5-12 cm. longa 14-26 mm. lata apice cuspidato-acuminata basi gradatim angustata ima basi obtusa ad extremitatem acuta, costa supra irnpressa subtus complanato-elevata, venis supra subtusque tenuissime visis planis haud impressis haud elevatis gracillimis, venulis haud visis, venis primariis lateralibus utroque latere circ. 10-12, mediis a costa angulo 50" egressis, margine integerrirna haud recurva pagine supra glaberrima in exsiccato flavo-fulvescentia subtus purpureo-rubescentia glabra subglaucescen- tia, petiolis 5-15 mm. longis glabris intus canaliculatis in exsiccato fuscentibus. Paniculae ad folia superiora axillares cum pedunculis 8-10cm. longse pauci-flo- ratse, pedunculis 4-5 cm. longis glabris conaplanatis, pedicellis ultimis circ. 1cm. longis apice haud dilatatis ad calycem haud abeuntibus glabris. Calyx cum segmentis 6-7 mm. longus extus glaber intus densissime hirsutus fere 6-fidus, segmentis lineari-oblongis 5 mm. longis 2^ mm. latis apice obtusissimis basi haud contractis circ. 10 — nerviis, nervis pa- rallelis, intus fere glabris sed prope apice hirsutis et ad basin strigoso-hir- sutis margine integris extus glabris sursum tenuissime pubescentibus vel subglabris. Stamina ordinis I. et II. eglandulosa, filamentis linearibus com- planatis 2J mm. longis glabris ad basin hirsutis, antheris lineari-oblongis 1^- 1^ mm. longis ^ mm. latis apice obtusis glabris introrsum 4-locellatis ; ordinis III. filamentis basi plus minus dilatatis Fig. 57, Maehilus arisanensis HAYA- TA ; a, a flower ; b, a stamen of the outer series ; c, a istamen of the inner series, one is seen from within, the other from without, two inferior cells are extrorse, while the other superior introrse. plus hirsutis utroque latere glandulis stipitiformibus 1 mm. longis auctis, antheris extrorsum 4-locellatis; stamina ordinis IV. abortiva (staminodia) linearia l£mm. longa ^mm. lata apice triangulari-acuta complanata extus intusque hirsuta apice glabra. Ovarium glabrum obovoideum vel globosum 2 mm. longum minus quam 2 mm. latum apice apiculato-contractum cum stylo articulatum basi truncatum 1 mm. latum, stylo filiformi 2-2^ mm. longo glabro, stigmate leviter 2-lobato. Fructus perfecte globosus 8-9 mm. in diametro, pedicellis incrassatis 7 mm. 1 62 LAURINE.E. longis 2-2| mm. latis glabris. HAB. Arisan, Taroyen et Heishana, Aprili. 1914, leg. K. KANEHIRA, T. TANAKA et B. HAYATA, (fl. tjp.) ; Arian, leg. T. UYEMATSU, Oct. 1912 (Gemma typ. No. 108) ; Nanto: Jinrinsha, leg. U. MORI, Juli. 1907, (No. 3302. fr. typ.). Near Machilus longifolia BLUAIE, but diifers from it by the oblanceolate leaves which are broadest in the upper portions. Machilus suffrutescens HAYATA sp. nov. (Fig. 56-e). Suffrutex, densius- cule ramosus, ramulis fulvo-cinerascentibus valde irregulariter tuberculato-rugo- sissimis hac atque iliac minute lenticellatis, lenticellis valde elevatis. Folia obovata obovato-oblonga tenuiter coriacea apice subrotundata triangulari-obtusa vel cuspidato-obtusa ad summum semper obtusissima basi triangulari-acuta vel -cuneata 4-6 cm. longa 21-24 mm. lata pagine supra in exsiccato fulvo- rubescentia minute reticulata glabra subtus tenuissime glaucescentia rubescentia glabra, costa supra plana tenuiter obscureque stilcata subtus leviter elevata, venis venulisque tenuissimis supra minus elevatis subtus plus elevatis, venulis utraque pagine minute distincte reticulatis, areolis reticulorum utraque pagine impressis, venis lateralibus primariis utroque latere costse circ. 6, mediis a costa angulo 50° egressis haud flexuosis, petiolis glabris complanatis 5-8 mm. longis intus planis extus convexis intus vix vel haud canaliculatis fuscentibus sursum subalatis. Flores non visi. Paniculaa fructiferse terminales in abortu 1-fructi- feras cum pedicellis 1 cm. longee glabrae. Bacca globosa circ. 1 cm. in diametro in exsiccato lasvis nigricans, calycis lobis persistentibus plus minus deflexis. HAB. Koshun : Botanrosha, leg. G-. NAI^AHARA, Dec. 1906, (No. 917 typ. ! et No. 926). Near Machilus Kioashotensis HAYATA, but separable from it by the much smaller leaves. The new species is a shrub scrabbling on the rocks at South Cape. Machilus zuihoensis HAYATA (Fig. 56-c). Mater. Fl. Formos. p. 244. Phfebe NEES. Phoebe formosana HAYATA n. n. Machilus formosana HAYATA in MATSUM. et HAYATA Enum. PI. Formos. p. 350. As the calyx-segments are quite erect and persistent, it should proporly be LAURINE^E. 163 referred to Phoebe. IN~ot1iophcebe BLUME. Nothophcebe Konishii HAYATA (Fig. 59-c) Ic. PI. Formos. III. p. 164. JAtsea LAM. Litsea acutivena HAYATA sp. nov. (Fig. 58-d). Arbor; ramuli in exsic- cato fulvo-rubescentes subteretes vel angulati inter angulos subcanaliculati, ultimis fulvo-pubescentibus demum subglabris, lenticellis rotundatis minus ^mm. in diametro prominente elevatis. Gemma foliifera subglobosa apice rotundata, perulis rotundatis vel semi-rotundatis dorso sericeis versus marginem glabris ad marginem castaneo-coloratis. Folia tenuiter coriacea lanceolata oblanceo- lata vel oblongo-lanceolata 12 cm. longa 3^ cm. lata apice breve acuta vel breve acuminata (acumine obtuso) basi cuneato-acuta ad extremitatem ad petiolum abeuntia margine integra subcartilaginea pagine supra glabra subtus bre- vissime hirsuta, costa supra impressa tenuiter subcanaliculata subtus prominente elevata, venis venulis supra tenuiter elevatis gracillimis subtus distincte elevatis distinctis, venis lateralibus primariis utroque latere costas prominentibus 9-10, mediis a costa angulo 40°-45° egressis subarcuatis prope apicem attingentibus, venulis inter venas primarias transverse dispositis reticulatis, supra subnitida in exsiccato pallido-viridia subtus fulvo-glaucescentia, petiolis circ. 2 cm. longis primum hirsutis demum subglabratis intus canaliculatis in canaliculo hirsutis fuscentibus. Gemma florifera -9- 5-6-florata versus apicem ramulorum axillaris breve pedunculata (pedunculis 3 mm. longis pubescentibus) solitaria vel gemina- tim sita perulis 4-5 involucrata, perulis baud caducis interiore valde concavis glabris rotundatis 3-4 mm. in diametro extus pubescentibus, floribus subsessili- bns vel brevissime tomentosis. Calycis tubus late campanulatus brevissimus mm. longus extus tomentosus intus glaber, limbo 6-partito, segmentis sub- ajqualibus oblongis 2 mm. longis vel longioribus 1^ mm. latis apice triangulari- acutis basi baud vel vix contractis margine integris extus prope medium hirsutis intus glabris tenuissimis. Staminodia 9 subulato-linearia 2 mm. longa sparse hirsuta vel glabra apice plus minus dilatata triangulari-acuta, ordinis I. et II. eglandulosa, ordinis III. plus minus breviora utroque latere glandulis aucta, glandulis antheri-formibus vel semi-oblongis 1 \ mm. longis cum staminodiis plus minus connatis glabris. Ovarium ovoideum 1 mm. longum subglabrum 164 LAURINE^E. apice ad styluin abeuns, stylo 2| mm. longo glabro columnari validiusculo basi gradatim dilatato ad ovarium abeunti, stigmate JD -formiter latere 2-lobato. Fig. 88; a, Litsea obovata HAY.; b, Litsea brideliifolia HAY.; c, Litsea Nakaii HAY.; d, Litsea acutivena HAY. LAURINE.E. 165 HAB. Mt. Arisan, leg. B. HAY ATA et S. SASAKI, Jan. 1912. Near Litsea dolichocarpa HAYATA, but different from it by the leaves with much more acutely arranged lateral veins. Fig. 59; a, TetradeniaKonishii HAYATA ; b, Litsea ukcensis HAYATA ; c, Nothophcebe Konishii HAYATA; d, Lilsea dolichocai-pa HAYATA. 166 LAURINE^E, Litsea akoensis HAYATA (Fig. 59-b). Mater. Fl. Formos. p. 245 : Dcs- criptio auctata : — Bacca elliptico-obovoidea 17 mm. longa 10 mm. lata apice rotimdata basi obtusissima ; cupula calycis late obconica vel subplana truncata 6 mm. in diametro. HAB. Botansha, leg. S. KUSANO, (fr.). Another specimen with fruits collected in Mt. Arisan by myself in 1914 is very probably referable to this species. Litsea brideliifolia HAYATA sp. nov. (Fig. 58-b). Arbor ? Kami et ra- muli fusco-fulvescentes vel fuscentes subglabri, cortice glabro longitudinaliter ruguloso remote lenticellato, lenticellis leviter elevatis oblongis fulvis, ramulis ultimis fulvo-molleque hirsutis. Folia chartacea obovata vel obovato-oblonga 6 \ cm. longa 33 mm. lata apice rotundato-obtusa vel obtusissima vel late tri- angulari-acuta basi triangulari-cuneata acuta margine integra plana haud recurva vel plus minus repandula, costis venis supra vix vel haud elevatis subtus tenuissimis elevatis, venis lateralibus utroque latere costse 7-8, mediis a costa angulo 50° egressis subrectis haud flexuosis circ. ad marginem attin- gentibus vel prope marginem evanescentibus, venulis gracillimis obscuris, reticulis supra plus subtus minus distincte visis, pagine supra in exsiccato viridescentia haud nitida glabra ad costam pauce hirsuta subtus ferrugineo-colorata paucis- sime hirsuta vel subglabra, petiolis 1cm. longis dense hirsutis intus sulcatis. Cymae fractifeiTe axillares 3 cm. longas totiusque latse fulvo-hirsuta3, pedicello ultimo subaccrescenti ; cupula 2 mm. in diametro, lobis calycis deciduis. Bacca globosa 6-7 mm. in diametro minute apiculata. HAB. Hainan, leg. N. KONISHI, Juni. 1909, (No. 70). Litsea dolichocarpa HAYATA sp. nov. (Fig. 59-d). Arbor 30 ped. alta. Kamuli validiusculi rubro-fulvescentes, cortice longitudinaliter fisso subsoluto glabro. Gemma foliifera oblonga apice basique obtusa vel ad apicem acuta 8 mm. longa 4J mm. lata, perulis multiseriatim dispositis rotundatis apice ro- tundatis dorso tenuiter cinereo-pubescentibus ad marginem subglabris castaneo- coloratis integris haud ciliolatis. Folia chartacea oblanceolata vel lineari- lanceolata 12-15 cm. longa 28-38 mm. lata apice cuspidato-acuminata, acumine obtuso, basi obtusa vel cuneato-acuta margine integra haud recurva haud carti- laginea supra glabra fusco- viridescentia subtus breve hirsuta glauco-fulvescentia, LAURINE.*:. 167 costa supra impressa subtus elevata, venis venulis supra tenuissime elevatis, subtus prominente elevatis castaneo-coloratis, venis lateralibus principalibus pri- mariis utroque latere costse circ. 10, additis 5-6 venis obscuris, mediis a costa angulo 50-55° egressis, inferioribus angulo 80° egressis, venulis inter venas primarias transversis reticulatis, petiolis 2 cm. longis glabris fuscentibus intus tenuissime canaliculatis. Flores ignoti. Bacca ellipsoidea vel obovoideo-ellipsoi- dea subuigricans vel fusca in vivo nitida 18 mm.-20 mm. longa 12 mm. lata apice rotundata basi obtusissima. Cupula concava 8 mm. in diametro, pedi- cellis incrassatis validiusculis 5-6 mm. longis pubescentibus. HAB. Arisan: inter Suisharyo et Funkiko et inter Funkiko et Taroyen, leg. E. KANEHIRA, I. TANAKA et B. HAYATA, Aprili. 1914. Near Litsea nantoensis HAYATA, but distinguishable from it by the ovoi- dal gemmse and a little broader leaves with more elevated reticulation of the veinlets on the under surface. Litsea hypophaea HAYATA sp. nov. Arbor; rami et ramuli fusco-rubescentes, cortice longitudinaliter fisso subsoluto hirsute, ultimis sericeo-fulvo-pubescentibus. Gemma foliifera lineari-oblonga apice acuta, perulis dorso sericeo-pubescentibus ad niarginem glabratis. Folia elongato-oblonga apice obtusa acuta vel leviter cuspidato-acuta sed ad sumnaum semper obtusa basi cuneato-obtusa vel cuneato- acuta margine subintegra vel subrepandula subplana vel angustissime recurva 6|-9^ cm. longa 3-3^ cm. lata pagine supra in exsiccato fulvescentia subglabra (ad costas tenuiter sub-hirsuta) subtus flavo-fulvescentia pubescentia, costis et venis supra subplanis vel subimpressis subtus prominente elevatis, venis primariis lateralibus utroque latere costse 6-9, mediis angulo 45° a costa egressis subar- cuatis subrectis haud flexuosis, venulis supra non visis subtus tenuissime elevatis obscure reticulatis, chartacea vel chartaceo-coriacea, petiolis complanato-tereti- bus 5-6 mm. longis dense hirsutis haud vel vix sulcatis. Gemma florifera $ globosa versus apices ramulorum dense disposita, gemmis singulis circ. 4- floratis pedunculatis 5 mm. longis fulvo-pubescentibus, pemlis 4 subpersistentibus vel deciduis rotundatis interiore valde concavis intus glabris extus breve sericeo- pubescentibus. Pedicelli florum brevissimi 1^ mm. longi villoso-hirsuti. Calycis tubus brevissimus utroque dense hirsutus, segmentis 6 oblongis tenuissimis 2^ mm. longis 1 mm. latis vel latioribus apice acutis basi j)lus minus contractis 168 LAURINE^E. intus glabris extus versus marginem glabris patentibus dorso subcarinatis ad carinam hirsutis. Stamina perfecta 8-10, filamentis filiformibus 4 mm. longis barbatis, antheris oblongis 1 mm. longis \ mm. latis apice acutis vel obtusis 4-locellatis, ordinis III. glandulis auctis, glandulis irregulariter quadrangularibus § mm. longis breve stipitatis. Eudimentum ovarii nullum. HAB. Kinkiho, leg. S. SASAKI, Mart. 1911, (fl. $). Near Litsea akcensis HAYATA, but different from it in having less elevated veinlets on the under surface of the leaves. Litsea Nakaii HAYATA sp. nov. (Fig. 58-c). Arbor ; ramuli teretes ful- vescentes dense tomentosi. Gemmae foliiferae elongato-oblongse apice acutee perulis rotundatis dorso sericeis ad marginem subglabratis erosis castaneo-colora- tis. Folia tenuiter coriacea oblanceolata lineari-oblanceolata 14-15 cm. longa 33 mm. lata apice breve acumiuata, acumine obtusissimo, margine haud recurva, costa supra tenuiter impressa deorsum canaliculata subtus prominente elevata, venis venulis supra haud elevatis vel haud impressis obscure visis haud distinctis subtus prominente elevatis stramineo-coloratis, venis lateralibus primariis princi- palibus utroque latere costee 10-14, mediis a costa angulo 45° egressis subrectis sursum subarcuatis prope marginem attingentibus, venulis inter venas oblique transversis reticulatis, pagine supra glabra in exsiccato pallido-viridia subtus fulvo-glaucescentia breve hirsuta, petiolis complanato-teretibus primum tomen- tosis fuscentibus intus planis tenuiter sulcatis extuB convexis deorsum 3 mm. latis. Flores non visi. Fructus prematurus ellipsoideus ; cupula obconica dense sericeo-fulvo-hirsuta ad orem irregulariter fissa vel dentata. HAB. Taito : Aratraransha, leg. S. NAKAI, Dec. 1912. Near Litsea dolicliocarpa and Litsea acutivena, but distinguishable from them by the oblanceolate leaves with longe cuneate base. Litsea obovata HAYATA (Fig. 58-a). Mater. Fl. Formos. p. 252. Descri- ptio auctata : Gemma florifera $- globosa perulis involucrata pedunculata, pedunculis 5 mm. longis vel brevioribus fulvo-pubescentibus, perulis 5 rotundatis interfere valde concavis sub flore apertienti deorsum reflexis subpersistentibus 6-7 mm. in diametro intus subglabris extus sericeo-pubescentibus margine longe barbatis; capitulis florum 5-floratis. Flores -9- : brevissime pedicellati, pedicellis ful vo-pubescenti bus 1 mm. longis validiusculis. Calycis tubus brevissime tubulo- LAURINE^E. 169 so- vel late campanulatus ^-1 inm. longus extus plus fulvo-sericeo-villosus intus minus pubescens, segmentis 6 imequalibus elongato-oblongis 1^-2 mm. longis i-1 mm. latis membranaceis sed basi medioque plus minus crassis extus rnedio villosis prope marginem sursumque glabris intus toto glabris apice acutis vel obtusissimis basi baud contractis. Staminodia usque ad 12, ordinis I. et II. eglandulosa subulato-filiformia glabra l|mm. longa, ordinis III. et IV. utroque latere basis glandulis aucta, glandulis cordiformibus valde complanatis . glabris \ mm. longis totiusque latis. Ovarium tubo calycis inclusum glabrum elongato- ovoideum 1^-2 mm. longum |-§ mm. latmn apice fusiforme attenuatum basi obtusum apice gradatim ad stylum abeuns, stylo columnari-filiformi 2imm. longo glabro apice stigmatifero, stigmate x-formiter ramoso, ramis brevissimis. HAB. Kagi: Kodaiho; Sankyakunanzan, leg. S. NAKAI, 1913, Nov., (fl. -9-). Actinodaphne NEES. Actinodaphne hypoleucophylla HAYATA sp. nov. (Fig. 60-e). Arbor; ramuli fusco-cinerascentes subglabri teretes minute lenticellati, ramulis hornotinis angulatis ferrugineo-hirsutis 1 mm. latis. Gemma ignota. Folia tenuiter coriacea ad apicem ramuli hornotini vel ad apicem ramuli annotini congesta oblanceolata vel lanceolata 3|-6 cm. longa 12-18 mm. lata apice breve acuta, acumine obtuso, basi cuneata basi obtusa margine integra leviter recurva supra glabra in exsic- cato fulvo-viridescentia subtus cinereo-glaucissima sub lente papillosa tenuissime hirsuta vel subglabra, costa supra impressa subtus elevata stramineo-colorata, venis supra tenuiter impressis subtus graciliter elevatis, venulis supra baud visis subtus vix visis, venis lateralibus primariis utroque latere costae 5-7 a costa angulo 50° egressis sub-flexuosis baud reticulatis, petiolis 4 mm. longis glabris intus vix vel tenuiter sulcatis. Gemma florifera -9- ad latus ramulorum supe- riorum gerninatim sita, (geminis subsessilibus vel brevissime pedunculatis apice perulis 4 instructis, perulis oblongo-triangularibus apice acutis extus hirsutis intus glabris castaneis), oblonga obtusa perulis 4 involucrata, perulis aliis 2 minoribus aliis 2 majoribus, minoribus orbicularibus 1 mm. longis dorso hirsutis intus glabris margine ciliolatis interiore valde concavis, majoribus conformibus sed longioribus oblongis 2mm. longis apice obtusissimis. Flores solitarii in ala- bastro singulo, pedicellis subnullis. Calycis tubus 1mm. longus obconicus extus hirsutus, segmentis 6 erectis oblongis apice obtusissimis 1 J mm. longis § mm. 170 LAUEINE^E. latis extus basi medioque hirsutis versus marginem glabris intus subglabris basi plus minus hirsutis margine ciliolatis integris. Staminodia Imeari-filiformia Fig. 6O; a, Actinodaphne nanlcensis HAY.; b, Actino. mushcensis HAY.; c, Actino. pedicellate, HAY. ; d, Actino. morrvsonensis HAY. ; e, Actino. hypoleucophylla HAY.; all figures natural size. 171 l^min. longa hirsuta, ordinis I. et II. eglandulosa, ordinis III. glandulis utroque latere aucta, glandulis antheriformibus substipitatis. Ovarium oblique ovoideuin §mm. longum glabrum, stylo validiusculo 2mm. longo sparse hirsute apice dilatato plus minus irregulariter horizontaliter lobato. HAB. Holisha, leg. W. K. PRICE, (No. 704). Eemarkable for its floriferous gemmse which are usually in pair, each of the pair having a single flower protected by two pairs of the perulse. Actinodaphne morrisonensis HAYATA (Fig. 60-d). Ic. PI. Formos. III. p. 165. Actinodaphne mushseiisis HAYATA (Fig. 60-b). n. n. Litsea musJicensis HAYATA Mater. Fl. Formos. p. 250. Descriptio auctata : Gemma florifera late globosa axillaris vel ad ramulos lateraliter sita globosa 5 mm. in diametro breve pedunculata, pedunculis dense villosis 1-2 mm. longis vel longioribus pilis fulvescentibus, perulis rotundatis dorso sericeo-pubescentibus margine longe molle- que barbatis intus glaberrimis. Flores glomerati, glomeris 5-6-floratis ; floribus sub-sessilibus vel breve pedicellatis. Fl. $ : pedicellis 1 mm. longis dense villosis. Calycis tubus brevissimus subnullus extus dense villosus intus dense barbatus, segmentis 3-6 insequalibus vel subsequalibus, longioribus oblongo-linearibus vel obovatis vel spathulatis 2imm. longis 1-2 mm. latis apice truncatis obtusis vel obtusissimis extus deorsum dense villosis intus glabris rnargine longe ciliato- barbatis. Stamina perfecta 9 (more Actinodaphne) rarius 10 (more Litseas) ; stamina ordinis I. eglandulosa, filamentis dense barbatis, antheris quadrangula- ribus. Stamina ordinis II. generaliter eglandulosa sed rarius glandulosa, stamina ordinis III. utroque latere manifeste glandulis aucta, glandulis cum antheris jequiformibus subsessilibus vel breve stipitatis ; stamina ordinis IV. generaliter ad nullum reducta vel rarius 1-2, glandulis aucta, antheris minoribus. Kudi- mentum ovarii nullum. Fl. -9- subsessiles ; calycis tubus obconicus 1 mm. longus extus villosus intus glaberriinus; segmenta triangulari-ovata decidua apice acuta basi hand vel vix contracta intus glabra extus sericeo-villosa sursurn glabra margine dense barbata 2 mm. longa 1 mm. lata. Staminodia lineari-filiformia basi barbata 1| mm. longa glandulis utroque aucta, glandulis ^-formibus vel auriculiformibus breve stipitatis, stipitibus |mm. longis barbatis. Ovarium oh- vel ovoideum Irnm. longum glaberrimum urceolato-constrictum summo 172 LAURINE.E. truncatum cum stylo articulatum, stylo 2 mm. longo glaberrimo columniformi basi dilatato cum apice ovarii articulate. HAB. Mt. Arisan, leg. B. HAYATA et S. SASAKI, Jan., 1912, (fl. -£); ibidem leg. B. HAYATA, Mart. 1914, (fl. $ ). Actinodaphne nantoensis HAYATA (Fig. 60-a). Ic. PI. Formos. III. p. 165. Actinodaphne pedicellata HAYATA (Fig. 60-c). MATSUM. et HAYATA Enum. PI. Formos. p. 351. Tetradenia NEES. Tetradenia acuminatissima HAYATA (Fig. 61-d). Ic. PI. Formos. III. p. 166. Descriptio auctata: — Gemma florifera $ 4-florata perulis 4-5 involucra- ta versus apicem ramulorum lateraliter solitariter vel geminatim sita sessilis, perulis dcciduis. Pedicelli florum 4-5 mm. longi hirsuti. Calycis tubus bre- vissimus intus dense hirsutus extus sparse hirsutus, segmentis 4 subasquiformi- bus suborbicularibus 2imm. in diametro inferiore valde concavis deorsuni reflexis intus glabris extus sparse pubescentibus margine barbato-ciliatis apice obtusis basi contractis tenuiter 5-nerviis. Stamina perfecta 6, filamentis 2mm. longis rectis subcomplanatis basi hirsutis cseterum glabris, antheris quadrangula- ri-fbrniibus 1mm. longis minus quam 1mm. latis utrinque truncatis vel apice obtusissimis introrse 4-locellatis ; ordinis I. II. eglandulosa, ordinis III. glan- dulis reniformibus stipitatis utroque latere basi aucta. Rudimentum ovarii ovoideum subglabrum vel sparse hirsutum 1 mm. longum apice oblique styli- ferum, stylo valde recurvo glabro 1 mm. longo apice valde dilatato, stigmate late infundibuliformi latere uno fisso. HAB. Mt. Arisan: Aprili. 1914, leg. B. HAYATA et Takeo ltd, (fl. $); Nanto : Bigenzan, leg. U. Mom, Aug. 1906, (No. 1157). Tetradenia acuto-trinervia HAYATA (Fig. 61-a). Ic. PI. Formos. III. p. 166. Descriptio aucta : Gemma foliorum elliptico-oblonga apice acuta basi obtusa multiperulata, perulis extus pubescentibus fulvescentibus ad marginem castaneo-coloratis apice late triangularibus ; gemma ad apicem ramulorum 3-4- congesta vel ad folia superiora axillaris. Gemma florifera globosa sessilis 4- florata ad latus ramulorum solitariter sita vel 5-6 glomeratim sita perulis 4-5 involucrata, perulis deciduis interiore valde concavis glabris circ. 5-nerviis. LAURINEA'. 173 Peclicelli flonim $ 2-3 mm. longi tomentosi. Calycis tubus brevis late campa- milatus extus tomentosus intiis dense hirsutus, limbus 4-partitus, segmentis exterioribus majoribus orbicularibus 3| mm. in diametro extus medio tomentosis versus marginem glabris ad marginem longe barbato-ciliatis integris intus glabris Fig. 61 ; a, Tetmdenia acutotrinervia HAY.; b, lelradenia kotcensis HAY.; c, c', Tetradenia aurala HAY.; d, Tetradenia acuminatissima HAY.; e, Telradenia variabillima HAY.; f, Tetradenia pamigemma HAY. 174 LAURINE.E. deorsum reflexis interiore concavis apice sursum recurvis acutis basi plus minus contractis, segmentis interioribus niinoribus oblongis 3|mm. longis 2^ mm. latis. Stamina perfecta 6, triseriatim dimera, filamentis filiformibus complanatis cris- pato-recurvis 4 mm. longis basi hirsutis, antheris oblongis 1^ mm. longis minus quam 1 mm. latis apice cum partibus productis connectivorum acutis vel apicu- latis baud apiculatis interdum emarginatis 4-locellatis introrsis, vel loculis 2 superioribus introrsis, 2-inferioribus lateraliter dehiscentibus ; ordinis I. et II. eglandulosa, ordinis III. basi utroque latere glandulis aucta, glandulis sagittifor- mibus § mm. longis apice acutis stipitatis, stipitibus § mm. longis basi hirsutis. Budimentum ovarii cum stylo fusiforme 3 mm. longum dense hirsutum apice dilatatum stigmatosum. Flores -9- ignoti. Bacca obovoideo-ellipsoidea vel ellip- soidea 7 mm. longa ; cupula subplana minuta 3 mm. in diametro margine plus minus fissa, pedicellis 7 mm. longis validiusculis erectis. HAB. Arisan, (fr. et fl. $). Tetradenia aurata HAYATA n. n. (Fig. 61-c and c'). Litsea aurata HA- YATA Mater. Fl. Formos. p. 246. Tetradenia Konishii HAYATA (Fig. 59-a). Ic. PL Formos. III. p. 167. Tetradenia kotcensis HAYATA (Fig. 61-b). sp. nov. Arbor. Kami et ramuli dense breveque velutinoso-pubescentes vel subglabrati, cortice fulvo- cinerascenti longitudinaliter fisso, ramulis ultimis fulvo-velutinoso-pubescentibus haud rugosis teretibus. Gemma foliifera ovata apice acuta vel obtusa dense ferrugineo-sericeo-pubescens. Folia in ma,gnitudine variabillima tenuiter coriacea ovato-oblonga vel oblonga 9-20 cm. longa 38 mm.-80 mm. lata apice cuspidato- vel caudato-acuta vel acuminata, acumine acuto ad summum leviter obtuso, versus basin obtusa basi subito acuta margine angustissime cartilagineo-mar- ginata integra plus minus repandula plus minus recurvata pagina in exsiccato fulvescentia supra glabra nitida subtus pallida glauca, nervis venisque utraque pagine distinctis supra minus subtus plus elevatis, 3-nervia, nervis lateralibus cum nervo centrali ad 5-15 mm. conjugatis a nervo centrali angulo 35° egressis prope marginem evanescentibus subrectis haud veniferis a margine extrorsum 1-1^ cm. distantibus, nervo centrali ad apicem acuminis ipsum extenso utroque latere venis 2-3 a nervo angulo 45° egressis medio subito arcuatis prope mar- ginem evanescentibus, venulis inter nervos tenuissimis obscurrimis, reticulis LAURINE.E. 175 venularum obscuris, petiolis 1-2J cm. longis densissime fulvo-hirsutis intus ob- scure canaliculatis. Gemma florifera (i.e. inflorescentia) ad latus ramulorum glomeratim sita rotundata. Flores apertientes non visi. HAB. Kotosho, leg. K. MIYAKE, Nov. 1899, (typ. !); ibidem, leg. T. KAWA- KAMI et S. SASAKI, Juli. 1912. Tetradenia parvigemma HAYATA sp. nov. (Fig. 61-f). Arbor; rami ramuli glabri siccitate fusco-purpurascentes, cortice longitudinaliter minuteque rugoso irregulariter lenticellato vel baud lenticellato, lenticellis si adsunt line- aribus. Gemma folioram ovoidea in specimine nostro 6 mm. longa 3^ mm. lata apice acuta vel obtusa vel obtusissima ferrugineo-sericeo-pubescens vel castaneo- velutinosa multiseriatim perulata, perulis subrotundatis dorso dense sericeo- ferrugineo-hirsutis ad marginem baud glabratis. Folia tenuiter coriacea ovato- oblonga vel obovato-oblonga 9 cm. longa 3| cm. lata apice acuminata vel cus- pidato-acuta ad summum obtusa basi obtusa vel interdum rotundata vel acuta, costis utraque pagine leviter elevatis vel supra plus subtus minus elevatis, venis tenuissimis gracilibus paucis utraque pagiue vix vel baud elevatis, margine integra angustissime cartilagineo-marginata baud recurvata utraque pagine glaberrima siccitate pallidissima minute distincte reticulata, reticulis utraque pagine elevatis, areolis reticulorurn utraque pagine impressis, 3-nervia, nervis lateralibus basi cum nervo centrali ad 1-2 mm. conjugatis a nervo centrali angulo 25° egressis plus minus arcuatis sursum prope marginem evanescentibus a margine medio 7 mm. distantibus extrorsum vix vel baud veniferis, nervo centrali ad acumen ipsum extenso sursum venifero, venis utroque latere 2 gracilibus tenuissimis obscuris, venulis inter nervos subtransversis ^-formiter arcuatis tenuissimis, venulis reticulatis, reticulis minutis distinctis, margine infra acumen repanda, petiolis 18 mm. longis glabris intus tenuissime sulcatis. Gemma florifera (i.e. inflorescentia) ad axillas foliorum superiorum geminatim sita, (geminis brevissirne pedunculatis basi perulis minutis late rotundatis firme involucratis, perulis persistentibus hirsutis 1-2 mm. longis, pedunculis 1-2 mm. longis) 5-7-florata basi perulis instructa, perulis caducissimis, pedicellis 2 mm. longis fulvo-tomentosis. Fl. $ ignoti. Fl. -9- calycis tubus obconicus 1 mm. longus extus intusque hirsutus, segmentis triangulari-oblongis 1mm. longis f mm. latis apice acutis basi haud contractis extus hirsutis intus glabris. Staminodia 176 linearia non satis nota. Ovarium ovoideum 1 mm. longum apice dense hirsu- tiiDi basi subglabrum, stylo non satis noto. HAB. Akoch5 : Kwarinsan, leg. S. SASAKI, Mart. 1910 (fl. -9-). Near Tetradenia varidbillima HAYATA, but differs from it by the quite glabrous leaves and the very small ovoidal gemma?. Tetradenia variabillima HAYATA (Fig. 61-e). Ic. PI. Formos. III. p. 167. Lindera THUNB. Lindera akoensis HAYATA (Fig. 62-c). Mater. Fl. Formos. p. 252. Lindera communis HEMSL. (Fig. 62-f); HAYATA Mater. Fl. Formos. p. 254 : Descriptio auctata : Gemma foliifera elongato-oblonga 1 cm. longa 3| mm. lata apice acuta basi obtusa fulvo-sericeo-villoso-pubescens multiperulata, perulis inferioribus late rotundatis, superioribus longe rotundatis extus medio fulvo-sericeo-pubescentibus prope marginem glabris castaneo-coloratis intus gla- bris margine ciliolatis apice plus minus apiculatis ; gemma florifera globosa sessilis 5 mm. in diametro, perulis late rotundatis. Flores $ ad axillas foliomm superiorum glornerato-umbellati vel ad ramulos laterales, umbellis 10-8-floratis sessilibus, perulis rotundatis vel oblongis apice rotundatis extus plus pubescenti- bus intus minus pubescentibus, pedicellis 2 mm. longis villosis. Calycis tubus campanulatus 1 J mm. longus 2 mm. latus intus parce hirsutus, limbo 5-lobato, lobis 6 oblongis 3 mm. longis 2 mm. latis apice obtusissimis basi plus minus contractis margine integris interiore recurvis interiore concavis patentibus utra- que pagine prope medium parcissime pubescentibus, pilis longiusculis. Stamina ordinis I. et II. eglandulosa ad apicem tubi vel ad basin limbi affixa, filamentis complanatis subglabris 2 mm. longis, antheris oblongo-ovatis plus quarn 1 mm. longis minus quam 1 mm. latis apice connectivis plus minus productis obtusis introrsum 2-locellatis ; stamina ordinis III., filamentis utroque latere glandulis auctis, glandulis reniformibus in forme variabillimis sulcatis ^ mm. longis totius- que latis, stipitibus 1 mm. longis ad totam longitudinem cum filamentis connatis ; Note : So far as are concerned the Formosan species of the Litsea-group, Tetradenia is very well defined from Litsea and ActinodapJme, in having trinerved leaves and dimerous flowers ; but the latter two are not very clearly separated each other, the number of stamens being variable from 9 to 12 or even more. 177 Fig. 62 ; a, Lindera formosana HAYATA ; b, Lindera randaiensis HAYATA ; c, Lindera akcensis HAYATA ; d, Lindera Oldhami HEMSL.; e, Lindera glauca var. Kawakamii HAYATA f, Inndera communis HEMSL.; g, Lindera strychnifolia S. et Z. 178 LAURINE.E. stamina ordinis IV. toto reducta nulla vel rarissime columniformia abortiva. Rudimentum ovarii oblongo-ovoideum 1 mm. longum glabrum, stylo colmnnari 1 \ mm. longo apice truncate inferiore hirsute. Fl. -9- quam fl. $ minora ; tubus calycis floris foeminei intus in fundo dense hirsutus caeterum glaber ; segmenta limbi 1^ mm. longa 1 mm. lata oblongo-triangularia apice obtusissima prope basin utraque pagine hirsuta ; staminodia ordinis I. et II. eglandulosa ad basin segmentorum affixa linearia minus quam 1 mm. longa § mm. lata apice obtusa basi plus minus dilatata; staminodia ordinis III. glandulosa, filamentis basi valde dilatatis supra basin utroque latere glandulis auctis, glandulis cordi-formi- bus vel deformibus Jmm. longis totiusque latis. Ovarium ovoideum vel ob- ovoideum glabrum plus quam 1 mm. longum minus quam 1 mm. latum apice plus minus obliquum, stylo oblique recurvo apice stigmatifero, stigmate valde dilatato. Bacca subglobosa 8mm. in diametro glabra; cupula (i.e. tubus calycis) intus concava glabra 3mm. in diametro extus hirsuta. HAB. Ak5 : in regionibus aboriginum, leg. TAYEMON ITO, Dec. 1909, (fr.) ; Mt. Arisan: leg. S. SASAKI, Mart. 1911, (fl. $); ibidem, (fl. •£ : No. 6), Lindera formosana HAYATA (Fig. 62-a) Mater. Fl. Formos. p. 255. Lindera glauca BLUME var. Kawakamii HAYATA (Fig. 62-e) l.c.p. 255. Lindera Oldhami HEMSL. (Fig. 62-d) HAYATA l.c.p. 256. Lindera Pricei HAYATA sp. nov. Arborescens, ramulis validis teretibus glabris, cortice fulvo vel fusco lenticellis rotundatis 1 mm. in diametro notato. Gemma ignota. Folia chartacea elongato-obovata 20cm. longa 8cm. lata apice obtusa (?) basi triangulari-cuneato-attenuata rnargine integra, (partibus cuneatis margine rectis), pagine utraque glaberrima supra nitida in exsiccato fusco- uigricantia subtus pallidissima cinerascentia, costa supra impressa subtus elevata, venis supra haud vel vix elevatis subtus elevatis, venulis supra subtusque ele- vatis, reticulis venularum supra distincte elevatis subtus vix elevatis, costis venis venulis supra fusco-coloratis, venis lateralibus primariis utroque latere costee 10-13, mediis a costa angulo 60° egressis arcuatis, petiolis 25 mm. longis glabris plano-convexis intus planis extus convexis leviter latere compressis basi haud incrassatis angulato-teretibus. Gemma florifera ad axillas foliorum su- periorum solitaria vel geminatim sita globosa pedunculata, pedunculis 8 mm. longis glabris, perulis 4r-5 involucrata, perulis rotundatis 1-1^ cm. in diametro THYMEL^EACEis perianthii coronata basi cuneato-contracta plus minus complanata. Semina plus minus complanata rotundato-obcordata §mm. longa totiusque lata apice cordato-emarginata basi obtusissima, testa tenuissima membranacea ; albumen copiosum ; embryo com- planato-rotundatus vel teres ? HAB. Formosa : Linkiho, ad Ehododendrum, leg. H. INABA, Aug. 1911; Mt. Arisan, inter Suisharyo et Funkiko, ad 3000 ped. alt., ad ramos Symploci suisliariensis incola ; Suisharyo, ad 3000 ped. alt., ad Osmantlium Matsumurce, Adinandram et Theam aff. Sasanquam crescens. Bonin : Mt. Asahiyama, ad ramos Litsece glaucce crescens. Ogasawara, ad Sideroxulum ferrugineum. Loo-choo : ad Eugeniam sinensem; Kumejima ad Hicem crenatam. Japan : Miyajima ad Hicem pedunculatam ; Kiyodsumi, ad Cleyram ochnaceam; Ko- dsushima, Theam japonicam et Cinnamomum pedunculatum ; Mt. Shociyama (Prov. Awa), ad Symplocum myrtifolium; Tsushima, ad Cinnamomum pedun- culatum et Ligustrum japonicum. It is very probable that Viscum moniliforme BLUME Fl. Jav. Lor. t. 25 is referable to this Pseudixus or Bifaria, as is seen from the ciliate or pectinate bracts and clustered female flowers. HOOKER is not justified to treat both Viscum moniliforme BLUME and Viscum apliyllum GRIFF. (Ic. PL As. t. 630) as referable to V. articulatum BURM. The former two are certainly totally different each other V. apliyllum has no ciliate bracts, while V. moniliforme has ciliate bracts but no involucre like that of the former. It should be granted that V. aphyllum GRIFF, is referable to V. articulatum BURM. on account of the involucrum, while V. moniliforme should be a species closely allied to or identical with V. japonicum, THUNB. Viscum articulatum BENTH. (Fl. Hongk. p. 141) is quite different from Pseudixus japonicus. The former has the females " scarcely \ line long, nearly globular, and half-buried in the cup-shaped entire bract," while the latter has the flowers quite free from ciliiformed bracts. Viscum, LINN. Viscum (Aspidixia) bongariense HAYATA sp. nov. (Fig. 65 et 66). Suffrutex efoliatus parasiticus suberectus pendulus 30-40 cm. longus basi teres 4mm. crassus glaber in exsiccato rugulosus fulvo-flavescens a basi sursum di- LORANTHACE^L 191 chotome vel tricliotoine ramosissimus, ramis medio superioribus complanatis nodosis internodiis circ. 2cm. longis apice 2mm. latis basi l^mm. latis ad latus acutis in sectione lentiformibus glabris longitudinaliter 3-sulcatis elongato-cunei- formibus apice latioribus basi angustioribus. Mores $ ad utruinque latus apicis internoclii superioris solitariter siti sessiles cum involucre mm. longi basi \ Fig. 65, Viscum bon- gariense HAYATA ; a, a male flower on a node ; b, the same, seen from a little above; c, a perianth-lobe with a stamen; d, rudimen- tary ovary ; e, a fruit ; f, a utroque latere bracteolis trian- gularibus ^ mm. longis instructi. Involucrum crustaceurn basi flo ris situm sub lente botryoideo- tuberculatum ad orem erosum plus minus sub lente setulosum. Perianthium usque ad medium 4-lobatum, lobis triangulari- oblongis 1^ mm. longis apice obtusis. Stamina 4 sessilia, antheris oblongis minus quani Irnm. longis ^mm. latis dorso cum lobis perianthii connatis intus porosis, poris 10-12. Ku- dimentum ovarii minutum 2- lobatum. Pseudobacca obovoidea Fig. 66, Viscum bongariense HAYATA X f . 192 LORANTHACEJE. 7 mm. longa 4J mm. lata basi involucro persistent! instructa. Semina ellipsoi- dea 3 mm. longa plus minus complanata. HAB. Akocho : Bongarisha, leg. S. SASAKI, Mart. 1910. Near V. Querci-Morii HAY.; but separable from it by the tetragonal male flowers with equal-sized perianth-lobes. Viscum (Aspidixia) diospyrosicolum HAYATA sp. nov. (Fig. 67-68). Parasitica ad ramos Diospy- ros incola 40- 50 cm. longa basi subteres a basi dichotome vel trichotome ramosa, inter- nodiis mediis subteretibus vel plus minus com- planatis 4-5 cm. longis medio 1^ mm. latis apice plus minus dilatatis 3 mm. latis deorsum angustioribus sulcatis glabris, internodiis superiori- bus manifesto complanatis, in sec- tione lentiformibus, 2 cm. longis me- dio l^nim. latis. Flores -9- ad utrurnque latus apicis internodiorum superiorum siti bracteolis minutis triangularibus utroque latere inst- ructi basi involucro suffulti cum involucro 1mm. longi, involucro crustaceo \ mm. longo ad orern 2- lobato crassiusculo sub lente botrvoi- Fig. 67, Viscum diospyrosicolum HA- YATA ; a, a female flower on a node ; b, the same, seen from above; c, the same, seen from side, in- volucre taken off; d, the same, perianth- lobes taken off, stig- ma seen. deo-muricato margine sub rnicrosco- Fig. 68, Viscum diospyrosicolum HAYATA X ^j. LORANTHACE^E. 193 pio breve pectinate. Calycis tubus cum ovario adnatus complanatus § mm. longus, lobis 4 triangularibus apice acutis vel truncatis ; stigma sessile conicum ^ mm. longum apice obtusum. HAB. Toroku : Yoshiryo, leg. T. KAWAKAMI et Y. SHIMADA, Oct. 1907, (No. 5747). The most slender form of Viscum found in Formosa. It is very likely an erect plant. Viscum (Aspidixid) filipendulum HAYATA sp. nov. (Fig. 69-70). Parasiti- ca 40-50 cm. longa pendula dichotome vel trichotome ramosissima, ramis nodosis patentissimis, internodiis mediis inferioribusque teretibus 2-2| cm. longis 2 mm. in diametro sectionis apice plus minus la- tioribus basi angustioribus in exsiccato rugulosis glabris, internodiis superioribus angustioribus complanatis. Flores monceeii. Fl. masculini ad latus nodorum opposi- tim siti brevissime stipitati, stipitibus \ mm. longis perfecte immersis, bracteolis minutis ; involucre ad orem bifido margine sub lente setuloso-pectinato. Segmenta ca- lycis 4 extus sub lente papillosa oblonga apice acuta vel obtusa 1§ mm. longa § mm. lata, antheris sessilibus ad segmentum ca- lycis adnatis oblongis 1 mm. longis. Flores ad latus nodorum oppositim siti. Ova- rium inferius. Fructus in exsiccato suci- no-coloratus oblongus 7mm. longus 6mm. latus apice obtusus lobis perianthii 4 triangularibus apice acutis \ mm. longis coronatus glaber ad centrum apice apiculato-punctatus. HAB. Koshun : Shasensui, leg. T. KAWAKAMI et S. SASAKI, Feb. 1911. Eemarkable for its having persistent calyx-lobes like those of Pseudixus laponicus. Viscum (Euviscum-Triflorce) sp. Folia elliptica 2-3 cm. longa 1 cm. lata apice obtusissima basi cuneata margine integra crassiuscula plana 3-nervia, Fig. 69, Viscum filipendulum HAYATA; a, a male flower-bud on a node ; b, the same, detached ; c, a more advanced male flower on a node; d, the same, detached ; e, a petal with a stamen ; f, a female flower ; g, a fruit ; h, the same, seen from a little above. 194 LORANTHACE^E. nervis spura elevatis subtus haud elevatis, glabra, petiolis subnullis vel brevis- simis 1 mm. longis ; internodiis tereti- bus vel plus minus complanatis in ex- siccato mgulosis. Flores •£ ad apicem ramorum ternatim siti. Bacca vel pseudobacca elon- gato-globosa 7 mm. longa 5 mm. lata utrinque acuta sub lente papillosa ap- ice reliquis calycis lobi haud coronata in exsiccato sucino- colorata apice acu- ta summo obtusa basi breve stipitati- formis l^evis. Se- mina valde com- planata quadran- gularia 2 mm. lata 2| mm. longa ad angulos obtusis- sima flavescentia laevia. Fig. 7O, Viscum flipendidum HAYATA. HAB. Kitozan, leg. T. KAWAKAMI. Somewhat near Viscum orientate var. (figured in BLUME M. Jav. Lor. t. 25-A), in having quite obtuse 3-nerved leaves ; but different from it in having quite entire but not pectinate bracteoles. Viscum (Aspidixia) liquidambaricolum HAYATA sp. nov. Parasitica ad LORANTHACE.E. 195 ramos Liquidambar for- mosance suberecta a basi dichotome vel trichotome ramosa basi teres cras- siuscula 5-7 mm. in dia- nietro nodosa, internodiis rnediis superioribusque valde coinplanatis mediis 2|-3 cm. longis 3^ mm. latis apice latioribus basi angustioribus multi-cos- tulatis et multi-sulcatis. Flores monoecii ad nodos glomeratim siti. FL $ Fig. 71, Viscum liquidambaricolum HAYATA ; a, male flowers ou a node; b,a male flower in the involucre; c,the same, detached from the involucre; d, female flowers; e, a female flower, detached ; f, fruits on a node ; g, a seed with embryo. sessiles cum involucro 1§ mm. longi totiusque lati, involucro 1^ mm. longo ad orem 2-lobato crustaceo. Perianthiuni 1^ mm. longum totiusque latuin apice ad medium 4-lobatum, lobis oblongo-triangu- laribus, antheris cum lobis conuatis. Flores -9- cum fl. $ conformes, sed lobis calycis minoribus ^ mm. longis trian- gularibus. Ovarium apice truncatum ad centrum stigmate coniformi coro- na turn. Pseudobacca ellipsoidea 6mm. louga 4 mm. lata apice obtusissima, stigmate coniformi obtuso coronata. Pseudosemina complanato-ovoidea basi latiora leviter 2-lobata 5 mm. longa 2 mm. lata; embryo teres. HAB. Nanto : Taisho, leg. N. Ko- NISHI (No. 97) ; HAINAN, leg. N. Ko- NISHI, Juni. 1909 (No. 38); Shfishu, leg. H. INABA, Jul. 1911 ; Shashi, Nov., 1912, leg. W. B. PRICE (No. 185); Fig. 73, Viscum multinerve HAYATA; a, flowers on a node, seen from front ; b, a node, seen from side, showing the scars of flowers ; c, a male flower; d, a perianth-lobe, with a stamen; e, a female flower; f, the same, lobes taken off, showing stigma. 196 LORANTHACE^E. Shizangan, leg. T. MAKI- NG. Nov., 1896. Vary near Viscum artlculatum BURM. (Hoo- KER Fl. Brit. Ind. V. p. 226 ; V. apliyllum GRIFF. Ic. PL Asiat. tt. 630, 632). I should have rather refer- red this new species to V. artlculatum of BUR- MAN, had the fact, that this mistletoe is always found on Liquidambar formosana, but never on any other tree, not made me hesitate to do so. Viscum (Botryovis- cum - PloBonixia - Mesogy- num) multinerve HAYA- TA. (Fig. 73) n. n. Viscum orientale WILLD. var. mul- tinerve HAYATA Fl. Mont. Formos. p. 192. Viscum (Aspidixid) Querci-Morii HAYATA sp. nov. (Tab. XIII. et Fig. 74). Suffrutex ad ramos Querci Morii parasiticus 40-50 cm. longus pendulus vel suberectus efoliatus basi teres dichotome vel trichotome ramosus nodosus, internodiis mediis superiori- busque valde complanatis, mediis 3 cm. longis elongato-cuneiformibus apice 3 mm. latis basi l^mm. latis in sectione coniplanatissime lentiformibus prope medium 3-costulatis. Flores $ ad nodos oppositim siti l^mm. longi subcomplanati, segmentis calycis ad medium connatis basi involucro suffulti. Fl. -9- 2 mm. longi Fig. 72, Viscum liquidambaricohim HAYATA. LORANTHACE^E. 197 involucre crustaceo ad medium involuti ; calycis tubus complantus 1^ mm. longus tubuliformis, segmentis 4 triangularibus f mm. longis totiusque latis, stigmate sessili late conico. Pseudobacca ellipsoidea 7^ mm. longa 4 mm. lata apice obtusa ad summuin truncata ad centrum minute obtuso-apiculata. Embryo fusiforme linearis 4Jmm. longus. Fig. 74, Viscum Querci-Morii HAYATA x^. HAB. Mt. Arisan, Nimandaira ; ad ramos Querci Morii incola, leg. B. HAYATA, Mart. 1914. Near V. bongariense HAY.; but separable from it by the more slender 1 98 BALANOPHORE.E. EUPHORBIACE.E. branches and the male flowers being more or less complanate. Balanophoreae. Salanophora FORST. Balanophora morrisonicola HATATA sp. nov. Parasitica. Planta 12- 15 cm. alta simplex dioecia cylindrico-teres. Volva subglobosa fulvescens. Scapi $ rubescentes cylindrico-teretes cum spicis circ. 15 cm. longi, pedunculo 7 cm. longo 8 mm. in diametro basi 2-3-squamato ; spica floris $ rubescens cylindrica circ. 10 cm. longa 2 cm. lata dense florata. Fl. •$ : majusculi apertientes plus quam 1cm. in diametro valde depressi sessiles l^cm. in diametro transverso IJcm. in diametro verticali, lobis perianthii inaaqualibus 4-6 late rotundatis vel quadrangularibus ; antheras perfecte connate, loculis numerosis plus quam 100 in flore singulo. Fl. -9- : dense spicati, spicis rubescentibus ovato-ellipsoideis circ. 7 cm. longis 32mm. latis apice obtusissimis, facie corporibus dense dispositis, corporibus clavato-cubiformibus 1^ mm. longis 1 mm. latis apice truncatis basi stipitiformibus basi ovarii numerosis insitis. HAB. Mt. Morrison, leg. T. KAWAKAMI et S. SASAKI. Near Balanopliora formosana HAYATA, but distinguishable from it by the ovoid or ellipsoidal spikes of female plants and by the very much larger male flowers with very much more numerous anther-cells. Balanophora mutinoides HAYATA Ic. PL Formos. III. p. 168, t. 31. Balanophora Kaivalcamii. HAB. Mt. Arisan : Nimandaira, leg. B. HAYATA, Mart. 1914. B. mutinoides, B. Kaivalcamii are two names given to one and the same species by two different authors. One name should be rendered a synonym of the other. Male flowers creem-yellow, female flowers light reddish-purple. Euphorbiaeeae. Cyclostemon BLUME. Cyclostemon karapinense HAYATA sp. nov. Arborescens vel fratex. Kami graciles cinerascentes longitudinaliter rugulosi, cortice plus minus fisso, lenticellis minutis haud distinctis, ramulis foliiferis gracillimis in exsiccato fusco-nigricantibus paucissime hirsutis subrectis. Folia alterna remote disposita EUPHORBIACE^E. 199 petiolata oblonga obovato- vel ovato-oblonga circ. 8 cm. longa 3J cin. lata apice caudato-acurninata, caudis circ. 7 mm. longis, ad summum obtusa margine Integra basi plus minus oblique latere uno cuneato-acuta latere uno obtusa in exsiccato chartacea utraque pagine glabra, costis venis venulis reticulis venularum utraque pagine tenuiter elevatis distincte visis, venis lateralibus primariis utroque latere costte 6-7 basi a costa angulo 60° egressis basi rectis sursum arcuatis, petiolis 3-5 mm. longis hirsutis intus sulcatis. Flores ignoti. Fructus axillares sub-penduli solitarii, pedunculis circ. 2^ cm. longis gracilibus apice plus minus dilatatis. Capsula prasmatura carnosa globosa 13 mm. longa totiusque lata viridis 3-locularis, loculis 1-spermis. HAB. Mt. Arisan, inter Karapin et Suisharyo, leg. B. HAYATA et I. TANAKA, Aprili. 1914. Differs from all the species of this genus found in the Philippines, as is sug- gested by. Mr. E. D. MERRILL of Manila. Mercurialis LINN. Mercurialis trausmorrisonensis HAYATA sp. nov. (Fig. 75). Herba basi lig- nosa prostrata ad nodos radicifera et ramosa a basi sursum ascendento-erecta eramosa perennis; caules simplices erecti 40-50 cm. longi glabri sub-tetragoni nodosi, internodi- is 5-15 cm. longis. Folia omnia caulina opposita lanceolata ovato-lanceolata mem- branacea 4^-7 cm. longa 1^-2 cm. lata apice acumiiiata ad summum obtusa ad centrum summer um acuta basi obtusa acuta margine sermlata ciliolata, serrulis ascendentibus apice unciformibus interiore recurvis, inferi- oribus 2 mm. longis, in acumine basique in- tegra supra strigoso-pubescentia subtus sub- fa l--^ Fig. 78, Mercurialis li-ansmorrison- ensis HAYATA.; a, a leaf, natural size; b, a male flower ; e, a sepal ; d, a stamen ; e, a female flower ; f, the same, seen from side ; g, the same, ovary taken off, showing staminodes ; h, apical por- tion of stigma; i, a valve of a capsule; j, a seed ; k, margin of a leaf. 200 EUPHORBIACE.E. glabra vel sparsissime pubescentia, costis venisque utraque tenuissime elevatis, costa complanata, venis primariis lateralibus utroque latere costse 7-10 tenuissimis prope marginem evanescentibus ad apicem serrarum haud attingentibus, petiolis laminam ^-plo sequantibus apice glandulis minutis globuli-formibus 3-4 instruc- tis basi leviter dilatatis 1-2 cm. longis, stipulis lanceolatis \\ mm. longis § mm. latis apice acutis vel obtusis basi latere singulo auriculatis glabris. Flores mo- noecii. Recemi floris axillares ad axillas solitarii valde longiores 10-15 cm. longi longe pedunculati, pedunculis brevioribus vel longioribus, floribus mascu- linis et foemineis mixtis secus rhachin racemorum glomeratim dispositis, glomeris 3-5-floratis alternatim dispositis a se 1 cm. remotis, bractea sub glomeris singulis una oblongo-triangulari 1mm. longa apice obtusa glabra. Fl. $ : subsessiles vel brevissime pedicellati sub calyce artlculati. Sepala 3 sequalia ovato-oblonga l|mm. longa 1mm. lata apice acuta basi leviter contracta tenuissima glabra. Stamina circ. 10 ad centrum floris congesta, filamentis glabris crispatis longe exsertis 2 mm. longis, antheris reniformibus, loculis late globosis divaricatissimis. Fl. -9- breve pedicellati, pedicellis ^ mm. longis apice cum calyce articulatis. Sepala ut fl. $. Staminodia 2 linearia complanata 1mm. longa ^mm. lata gla- bra, antheris ad nullum reductis. Ovarium 2-loculare reniforme 1 rnm. latuin J mm. longum glabrum sublseve fusco-rubescens, stigmate sessili 2-partito, par- tibus patentissimis liberis ovario haud contactis fusco-rubescentibus lanceolatis ^ mm. longis apice acuminatis ; ovulis in loculo singulo solitariis. Capsula 2-cocca, coccis 3 mm. longis viridibus facie laevibus haud rugulosis ; semina subglobosa 2 mm. in diametro, testa rubescens tenuissime impresso-punctata. Mercurialis leiocarpa HAYATA Fl. Mont. Formos. p. 194 (non SIEB. et Zucc). HAB. Mt. Arisan, Tozan, ad 8000 ped. alt., Aprili. 1912, leg. B. HAYATA. Very near Mercurialis leiocarpa SIEB. et Zucc., but differs from it in having the less verrucose ovary with the much spreading stigmata and the less verrucose or nearly smooth capsules. The distinction of this plant from M. leio- carpa is even more clear in the living specimens. The leaves of the new species are pale green and of ordinary luster, while those of the Japanese are deep green, shining and almost opalescent. The former has the ovate lanceolate leaves which are usually obtuse at the base, while the latter has the ovate oblong ones which are usually rounded at the base. URTICACE.E. SALICTNE^E. 201 Urtieaeese. Ulmus LINN. Ulmus Uyematsui HAYATA (Fig. 76). Ic. PL Formos. III. p. 174, t. 32. Descriptio auctata: Samara matura obcordata tenuis- sima membranacea radiatim reticulatimque nervosa glabra cum stipite 2 mm. longo 2 cm. longa 13 mm.- 15 mm. lata apice obcordata 2-lobata basi cuneato- acuminata ad stipitem 2 mm. longum abeuns facie toto glabra sed ad sinus cordis apicalem margine interiore rubro-hirsuta utraque facie stellato-punctata, venis dis- tinctis elevatis radiatim reticulatis. Semina ovata valde complanata apice acuta basi rotundata 3^ mm. longa 2 mm. lata ad centrum samaras locata, testa membra- nacea tenuissima ; albumen nullum ; embryo arnplus, radicula supra minuta ^ mm. longa totiusque lata apice obtusa basi latiora, cotyledonibus arnplis obovato-ob- triangularibus 2§ mm. longis If mm. latis apice rotun- datis versus centrum apicis truncatis basi obtusis cras- siusculis. HAB. Mt. Arisan: Heishana, leg. B. HAYATA et TAKEO ITO, Aprili. 1914. Fig. 76, Ulmus Uyematgui HAYATA; a, a fruit ; b, a seed ; e, an embryo ; d , the same, seen from side ; all figures are more or less magnified. Salieinese. Salix LINN. Salix Boil HAYATA sp. nov. Fratex? Kami teretes in exsiccato fuscentes longitudinaliter rugulosi glabri, ramulis hornotinis leviter pubescentibus foliiferis. Folia hornotina lanceolata 3Jcm. longa 11 mm. lata apice obtusa ad centrum minute mucronata basi obtusissima margine integra supra primum ad costam venasque tenuiter sericeo-pubescentia subtus tenuiter sericeo-pubescentia utraque pagine dernuni glabra ta, petiolis 4mm. longis pubescentibus, stipulis minutis palmiformibus ^ mm. longis totiusque latis margine glandulis 5-6 globosis in- structis. Amenta $ ignota. Amenta -9- ad ramulos annotinos lateraliter sita vel ad apicem ramulorum hornotinorum terminalia basi cataphyllis 1-2 elongate- 202 SALIC JNE^E. oblongis 1 cm. longis 3| mm. latis apice obtiisis basi ad insertionem 1mm. latis margine interiore convolutis intus glaberrimis extus dense sericeo-villosis instruc- ta fere sessilia vel breve pedunculata 3^ cm. longa cum floribus 1 cm. lata dense florifera, rhachibus hirsutis. Fl. -9- : bracteis oblongis 1 J mm. longis § mm. latis apice obtusissimis utraque pagine hirsutis. Discus solitarius ovoideus vel quad- rangularis dorso complanatus apice hirsutus. Ovarium elongato-ovato-ampulli- forme 2| mm. longum 1 mm. latum dense sericeo-tomentosum apice rostratum basi obtusissimum intus fundo hirsutum stipitatum, stipitibus 1 \ mm. longis birsutis, stigrnate terminali sessili 2-lobato, lobis apice ovarii firme contactis, ovulis circ. 6 erectis. HAB. Kinkiho leg. T. Doi, 1 912. Near Salix Morii HAYATA, but separable from it by the much smalk catkins and far less hairy leaves. Salix fulvopubescens HAYATA sp. nov. Frutex; rami fuscentes longitudi- naliter rugulosi lenticellis miuutis sparsissime conspersi ; ramuli foliiferi hand hirsuti glabri. Folia alterna oblongo-lanceolata vel lanceolata mediocria 9-10 cm. longa 3cm. lata apice acuminata brevissime mucronata basi obtusa interdum obliqua margine integra supra subglabra vel glabra subtus glaucissima tenuiter fulvo-pubescentia, costa utraque pagine elevata subtus distincte castaneo-colorata, venis lateralibus priniariis utroque latere costa3 circ. 12, venulis reticulatis utra- que pagine tenuissime elevatis, petiolis 13 mm. longis tenuiter pubescentibus, stipulis rninutis ovatis f mm. longis ^ mm. latis crassiusculis margine glandulis globosis 4-5 instructis. Amenta $ non visa. Amenta -9- 3 Jem longa cum floribus 5 mm. lata ad ramulos brevissimos hortonios terminalia vel ad latus rami annotini lateralia ; rhachis hirsuta, bracteis triangulari-linearibus 2 mm. longis | mm. latis basi hirsutis apice obtusis ; glandulis cubiforinibus § mm. in diametro basi hirsutis cjeterum glabris rubescentibus. Ovarium ovoideo-fusiforme basi excepto glabrum versus apicem attenuatum basi obtusum stipitatum, stipiti- bus 1 mm. longis hirsutis, stigrnate sessili 2- vel 4-lobato. Amenta fructifera subsessilia ascendentia vel subnutantia cylindrica 8 cm. longa cum fructibus 1 ^ cm. lata. Capsula 7 mm. longa glabra leviter castanea. HAB. Mt. Arisan : Banzeisan, leg. S. SASAKI, Mai. 1913. Near S. transarisanensis HAYATA, but distinguishable from it by the leaves 203 which are glaucous beneath and are thinly covered by brownish sericeous hairs. Salix Morii HAYATA sp. nov. Frutex ; rami teretes leviter longitudinaliter rugulosi fulvo-fuscentes, ramulis breve villosis. Folia adulta non visa, juvenia oblonga \\ cm. longa 7 mm. lata apice obtusa basi obtusissima supra minus sub- tus plus densissime sericeo-villosa margine integra, petiolis 2 mm. longis densis- sime sericeo-villosis, stipulis minutis \ mm. longis quadrangulari-formibus intus glabris extus sericeo-tomentosis. Amenta masculina non visa. Amenta fceminea cylindrica subnutantia 3 cm. longa cum floribus 8 mm. longa subsessilia dense florifera. Fl. -9- : bractea oblonga 1 mm. longa \ mm. lata apice truncata apice extus intusque barbata. Discus minutus solitarius. Ovarium elongato-ovato- fusiforme apice attenuatum basi obtusissimum 4 mm. longum 1 mm. latum hir- sutum apice ad summum subito contractum basi stipitatum, stipitibus 1 mm. longis hirsutis ; stylus brevissimus \ mm. longus apice digitatim 4-lobatus ; ovarium intus fundo dense longeque barbatum. Amenta fructifera 8 cm. longa cum fructus l^cm. lata. Capsula rnatura 5mm. longa If mm. lata ovato-fusi- formis hirsuta fulvo-rubescens. HAB. Tokunrankei, leg. U. MORI, Aprili. 1910 (fl. £). Somewhat comparable to S. gracilistyla MIQ., but widely different from it in having far less villose carpels. Salix transarisanensis HAYATA sp. nov. (Tab. XIV.). Frutex ; rami et ramuli in exsiccato fusco-nigricantes plus minus longitudinaliter rugosi. Folia in magnitudine variabillima in specimine florifero minora membranacea ob- longo-lanceolata 23 mm. longa 8 mm. lata apice acuta basi obtusa utraque pagine supra minus subtus plus sericeo-pubescentia margine integerrima mem- branacea, petiolis 3-4 mm. longis dense pubescentibus, stipulis minutis oo digiti- formibus ^ mm. longis teretibus caducissimis. Gemma foliifera cataphyllis 2-3 obtecta, cataphyllis infimis latissimis 3 mm. longis superioribus longioribus 6 mm. longis obovatis 3 mm. latis apice lobulatis basi late cuneatis intus glabris extus sericeis, intimis longissimis obovato-oblongis 8mm. longis 3 -4 mm. latis apice obtusissimis integris extus dense hirsutis intus glabris. Amentum $ cylindricum cum pedunculis 4cm. longum 4mm. laturn apice obtusum dense floriferum, pedunculis 3-4 mm. longis cum rhachibus dense hirsutis. FL $ : unibracteati, bracteis elliptico-oblongis 1 mm. longis § mm. latis apice obtusis- 204 CONIFERS. simis rotundatis integris extus convexis dense barbatis intus concavis sparse barbatis vel subglabris. Discus e squama una postica crassiuscula quadrangulari- forini § mm. longa ^ mm. lata apice impressa. Stamina 2 distincta, filamentis longe filiformibus 5 mm. longis basi barbatis sursum glabratis, antheris oblongis § mm. longis ^ mm. latis fere basi-fixis apice obtusis basi emarginatis. Rudi- meutum ovarii teres minutum ^ mm. longum. Amentum fl. -9- : cylindricum erectum cum pedunculo 4 cm. longum cum carpellis 8 mm. latum dense florifer- um. Fl. Q '• unibracteati, bracteis 1^ mm. longis § mm. latis apice obtusis intus concavis extus convexis intus sub-glabris extus barbatis apice obtusis. Discus e squama carnosa rotundato-quadrangulari-formi apice emarginata vel truncata J mm. longa totiusque lata. Carpella stipitata ovoideo-fusiformia basi obtusa apice gradatim attenuata apice ad stigmata abeuntia sub apice subito reflexo-recurva vel subrecta plus minus recurvata, stigmatibus plus minus dila- tatis 4-lobatis, lobis erectis oblongo-triangularibus ^ mrn. longis ; carpella apice usque ad basin glabra basi minus 1mm. lata, stipitibus 1-1| mm. longis dense hirsutis, ovulis ascendentibus anatropis basi pulvinis suffultis nurnerosis, placentis hirsutis. HAB. Mt. Arisan : Tozan, leg. B. HAYATA et TAKEO ITO, Mart. 1914. I can not yet find any species allied to the present Salix. There is surely nothing like this in the Japanese flora. Coniferae. Pseudotsuga CARR. Pseudotsuga Wilsoniana HAYATA sp. nov. (Tab. XV.) Arbor, ramuli (annotini) cinerascentes longitudinaliter rugulosi haud lenticellati haud fissi haud erosi, ramuli hornotini fusco-castanei puberuli inter pulvinos sulcati. Gemma oblonga obtusa, perulis castaneis margine distincte ciliatis. Folia linearia 18 mm. longa 1|-1^ mm- lata apice retusa vel breve 2-lobata basi subito attenuata ad petiolum \ mm. longurn abeuntia supra nitida ad costam sulcata subtus subglauca ad costam elevata ad marginem deorsum recurva. Strobilus maturus ovoideo-ellipticus sessilis ad ramos lateral! ter situs 6cm. longus 4cm. latus apice obtusus bracteis et squamis seminiferis spiraliter dispositus, bra- cteis mediis linearibus 22 mm. longis 5 mm. latis a basi usque ad apicem fere CONIFERS. 205 requilatis prope apicem subito deorsurn flexis, partibus flexis 7 mm. longis apice emarginatis vel sagittato-emarginatis ad centrum apicis cuspidatis, cuspidibus 2 mm. longis 1 mm. latis acutis fusco-castaneis ; squamis seminiferis mediis obtriangularibus 2 J cm. longis 3^ cm. latis apice latissimis late ^~-^ - formiter rotundatis basi triangulari-obtusis lignosis extus convexo-recurvis intus concavo- recurvis margine subintegris vel plus minus erosis (ad partem latissimam mar- ginalem tenuissimis) fusco-castaneis. Semina cum alis sub-semi-oblonga 2 cm. longa 8-9 mm. lata apice obtusissima vel subrotundata basi rotundato-acuta et oblique breve acuta, latere interiore minus recurva, latere exteriore plus recurva, pagine interiore ad basin alarum fulvo-pubescentia cneteram glabra, pagine exteriore toto glabra. Pseudotsuga japonica HAYATA (non SHIRASAWA) in MATSUM. et HAYATA Enum. PL Formos. p 400 ; HAYATA Fl. Mont. Formos. p. 223. HAB. Mt. Morrison, ad 9000 ped. alt., leg. U. MORI, Dec. 1908 (fr.). This new douglasfir was formerly regarded by several botanists and also by myself as identical with the Japanese species, Pseudotsuga japonica (SHIRA- SAWA). The distinction between the former and the latter was recently suggested by Mr. E. H. WILSON of the Arnold arboretum, who was at that time devo- ting himself to the study and collection of the Japanese conifers. After a care- ful observation on the Japanese species at the native places, the said gentle- man examined attentively the Formosan plant in our herbarium. The points of distinction between the two species indicated by him are, first of all, the dark chestnut-coloured shoots on the Formosan conifer and the pale yellowish shoot on the Japanese ; secondly the buds of the former are elliptical and obtuse at the apex and the bud-scales are conspicuously ciliate, while those of the latter are more or less cylindrical and acute at the apex and the bud-scales are not at all or very faintly ciliate ; in the third place, the shoots of the For- mosan fir are thinly clothed with brownish hairs, but those of the Japanese are perfectly glabrous ; in the fourth place, the seeds of the new species are (wings being taken together) much larger and the wings are more or less rounded at both apex and base, while those of the Japanese are smaller, and the wings are more or less cuneately obtuse at both ends ; and finally the cones of the former are a little larger, usually 4|-6cm. in length, while those of the latter are usually 206 CONIFERS. 4cm. long, and even the largest does not exceed 5cm. in length. In addition to these differences above stated, I may here mention a few more points of distinction between the two species, vix : — in the Formosan plant, the bark of the branches of the last year are longitudinally wrinkled but neither at all cleft nor broken, while in the Japanese they are less wrinkled but always broken at the edge of the wrinkles ; seeds of the former are thinly hairy at the base of the wings on the inner surface, while those of the latter are quite glabrous ; and finally, bract-scales are narrower in our species, while they are wider in the Japanese. All these differences, when taken together, make it indisputable to regard our conifer as a species quite distinct from the Japanese congener. The new species is named after Mr. E. H. WILSON whose field knowledge on plants is really extensive and with whom we had many interesting discussions during his stay in Japan1}. Tsuga formosana HAYATA Fl. Mont. Forrnos. p. 222. Descriptio auctata : Fl. $ versus apicem ramulorum axillares vel terminales globoso-oblongi 5 mm. longi 4 mm. lati apice rotundati basi globosi breve stipitati multibracteati, bra- cteis basi stipitium multi-seriatim dispositis extimis costato-triangularibus § mm. longis crassiusculis castaneis, interioribus gradatim majoribus gradatim tenui- oribus, intimis obovato-spathulatis 5 mm. longis apice rotundatis truncatis fissis basi cuneato-angustatis tenuissimis haud coloratis hyalinis, pedicellis supra par- tern bracteiferam 1 mm. exsertis subpallidis glabris. Stamina circ. 50 spiraliter circa rhachin disposita, filamentis glabris brevibus ^-|mm. longis mediis a rhachibus angulo recto egressis, superioribus angulo acuto, iuferioribus angulo obtuso egressis, antheris cum rhachide paralleliter dispositis et a filamento angulo recto egressis 2-locularibus obcordatis 1 J mm. latis minus longis apice ad centrum sinus cordis cuspidatis, cuspidibus triangularibus \ mm. longis facie Isevibus subrugulosis interiore dehiscentibus facie fusco-castaneis. 1). After completing this manuscript, I am informed by Mr. WILSON that a species of Pseudotsuga, called P. sinensis DODE, is published in Bull. Soc. Dendr. France (1912) p. 58, and in Mitt. Deutsch. Dendr. Ges. XXI. (1912) p. 387. Whether my plant is identical with DODE'S species or not, remains as yet questionable. Very probably ours may be different from the Chinese species. CONIFERS. 207 HAB. montibus alpinis Formosa, leg. S. SASAKI. Cunninghamia K. BR. Cunninghamia Kawakamii HAYATA sp. nov. (Tab. XVI.). Arbor ; ranii teretes, foliis spiraliter dispositis. Folia rami vetusti subradiatim plus minus dorsi-ventraliter disposita sessilia lineari-lanceolata 2 cm. longa 2imm. lata apice acuta basi baud contracta plus minus decurrentia, supra nitida inter costas et marginem sulcis stomatiferis instructa, sulcis angustissimis, subtus costis margiui- bus exceptis glauca stoniatifera. Folia ad ramulos hornotinos spiraliter disposita sed tortione quasidisticha quam iis ramuli vetusti plus minus longiora. Gemma depresso-globosa. Strobilus perfecte maturus conico-ovoideus 2|cm. longus 2cm. latus apice conico-obtusus basi ovoideo-rotundatus, squamis seminiferis spiraliter dispositis, mediis Q-foraiibus 1 cm. longis 8-9 mm. latis basi unguiformibus, partibus unguiculatis 3 mm. longis sursum 5 mm. latis, partibus laminiformibus 6 mm. longis 8-9 mm. latis apice breve cuspidato-apiculato acutis basi latissimis abrupte ad partem unguiculiformem abeuntibus extus valde convexis liaud carinatis intus valde concavis margine integris crassiusculis lignosis intus prope medium vel prope basin laminae squamulis secundariis 3 instructis, squamulis 1 mm. longis 2^ mm. latis margine sub lente setuloso-crenulatis dorso squama firme affixis glabris. Semina 3, ad squamarum basin affixa re versa libera valde complanata, (testa coriacea), ala anguste cincta, cum alis elliptica vel rotundato- elliptica 4^ mm. longa 3-4 mm. lata. Embryo medio situs teres 2 mm. longus -fmm. indiametro, cotyledonibus 2 oblongis apice truncatis fmm. longis f mm. latis, cum radicula ajquilatis, testa seminis fusco-rubescens. HAB. Rinkiho, Kyoshiryo, ad 2000 ped. alt., Dec. 1913, leg. T. KAWAKAMI. This new Cunningliamia is in every respect just intermediate between C. sinensis (=O. lanceolata HOOKER) and C. Konisliii ; the forms of the leaves, cones, scales, seeds and all others of the present species are just intermediate between the other two. It is distinguishable from C. sinensis in the shorter less patent and acuter leaves, in the smaller cones with the entire shorter more rounded smaller scales and in the smaller seeds. It is at the same time separable from C. Konisliii by the longer acuter more patent leaves and in the larger cones with the less broad scales and in the larger seeds. The new plant is, though it is hard to say definitely, a little nearer to C. sinensis than to 208 HYDEOCHARIDE.E. O. Konisliii. According to Mr. T. KAWAKAMI, the trunk is nearly fifty feet tall, and about four feet in girth. Hydroeharidese. Blyxa THOU. Blyxa (Diplosiphon) ecaudata HAYATA sp. nov. (Fig. 77, c-f.) Planta in aqua immersa acaulis. Folia omnia radicalia fasciculatim disposita lanceolata circ. 6 cm. longa 4 mm. lata apice acuminata vel acuminatissima basi requilata haud attenuata tenuissime membranacea. Scapi erecti apice uniflorati floribus exceptis 1-2 cm. longi, cum floribus circ. 10 cm. longi folia superantes. Spatha ad apicem scapi sita fructifera cylindracea 3 cm. longa If mm. lata apice atten- uata breviter 2-lobata basi obtusa fructus perfecte includens et eum superans glabra utroque latere tenuiter costata. Flores apertientes ignoti. Flores post anthesin vel fractiferi : calycis tubo (ovario excepto) circ. 4 cm. longo circ. 1 mm. lato, lobis 3 linearibus 5 mm. longis § mm. latis apice obtusis. Petala 3 ? post anthesin evanescentia. Fructus lineari-cylindricus quam spatha brevior 2-2§ cm. longus 1 \ rnm. latus, testa tenuiter membranacea haud costata. Semina ellipsoidea 1mm. longa vel longiora latere uno costata paucissime muricata, testa Crustacea, albumen copiosum. HAB. Hokuto, leg. Y. SHIMADA, Oct. 1915 (No. 16, a). Near Blyxa ceratosperma MAX.; but differs from it by the much narrower fruits with the less muricate seeds. Blyxa (Diplosiphon) laevissima HAYATA sp. nov. (Fig. 77, a and b). Herba aquatica, caulis 15- 20 cm. longus 1 mm. latus tenuissimus. Folia alter- na linearia circ. 3 cm. longa 1 J mm. lata apice acuminatissima 1-nervia basi sessilia haud contracta Fig. 77; a, a flower of Blyxa Icecissima HAYATA x 3; b, a seed of the same species X 1 5 ; c, and d, seeds of Blyxa ecaudata HAYATA, seen from different sides X 15 ; e, the same, seed coat taken off X 15 ; f, albumen, detached from the same seed X 15 ; g, a seed of Blyxa Shimadai HAYATA x 15. HYDROCHARIDE.E. 209 sed caulem amplectantia. Spatha sessilis vel brevissiine pedunculata cylindrica 12 mm. longa 1^ mm. lata apice brevissima 2-lobata basi obtusa utroque latere tenuissime costata. Calycis tubus (ovario excepto) filiformis 1-2 cm. longus Jmrn. latus, lobis 3 oblongo-linearibus 2 mm. longis ^ mm. latis apice obtusis basi haud contractis. Petala 3 linearia 6 mm. longa \ mm. lata apice acuto-obtusa calycis lobis 2 J-plo longiora. Stamina 3, \\ mm. longa calycis lobis breviora. Styli 3 staminibus requilongi basi coaliti lineares apice obtusi. Ovarium cylindricum 8 mm. longum 1 mm. latum. Fructus cylindricus a spatlia ad 5 mm. exsertus, testa tenuissime membranacea. Semina fusiformia 1§ mm. longa \ mm. lata plus minus oblique lasvissima, testa coriacea, latere uno tenuiter costata ; albumen copiosum. HAB. Taihoku, Koteisho, leg. Y. SHIMADA, (No. 17) fl. et fr. Near Blyxa japonica MAX. and Blyxa caulescens MAX., but differs from them by the much narrower fruits. I have examined several sets of the Japa- nese species with the ripe fruits. The fruits of the Japanese species are nearly as equal in length as those of the Formosan species, but as twice broader than those of the latter. The spathse of the Japanese are strongly 6-nerved, but those of the Formosan are very faintly nerved. Blyxa (Diplosiphon) Shimadai HAYATA sp. nov. (Fig. 77-g). Herba aqua- tica acaulis basi radices fibrosas radiatirn profuse emittens. Folia fasciculatim disposita omnia radicalia lineari-lanceolata circ. 12 cm. longa 7 mm. lata apice acuminatissima basi gradatim attenuata, nervo centrali distincte viso, nervis lateralibus tenuissime obscure visis, margine Integra membranacea tenuissima, venulis transversis tessellatim dispositis, glaberrima. Scapi uniflorati erecti *labri exceptis floribus 1-3 cm. longi apice interdum folia unica instructi vel laud foliati. Spatha cylindrica ad apicem scapi sita florem singulum includens, fructifera 3 cm. longa 1^-2 mm. lata glabra recta apice 2-lobata basi abrupte icata utroque latere tenuiter costata tenuissime membranacea fractus singu- lum perfecte includens. Flores apertientes non visi; flores post anthesin fructi feri: tubo calycis (ovario excepto) 2icm. longo ^mm. lato glabro, lobis 3 lineari- DUS 5 mm. longis 1 mm. latis apice obtusis glabris. Petala 3 linearia post ithesin evanescentia. Stamina 3, filamentis filiformibus 2 mm. longis tenuissi- lis, antheris linearibus 1| mm. longis ^ mm. latis apice acuminatis. Styli 3 210 HYDROCHARIDE.E. lineares 2£ mm. longi apice obtusi glabri. Fructus cylindrico-linearis 3 cm. longus \\-^ mm. latus apice ad tubum calycis abeuns basi obtusus multi-sper- mus, testa membranacea. Semina ellipsoidea \\ mm. longa f mm. lata breve echinata utraque extremitate caudis instructa, caudis 1^ mm. longis, testa Crustacea, albumen copiosum. HAB. Taihoku: Koteisho, Hokuto, leg. Y. SHIMADA, Juli. 1915 (No. 16, a et b). Near Blyxa echinosperma CLAEKE, but differs from that in having three petals in a single flower. Blyxa (Diplosiplioii) Somai HAYATA sp. nov. Herba aquatica acaulis basi radices fibrosas profuse emittens. Folia fasciculatim disposita omnia radicalia linearia 30-40 cm. longa circ. 7 mm. lata apice acuminatissima basi haud attenuata haud contracta. Scapi uniflorati longissimi flore excepto circ. 25 cm. longi gracillimi cum floribus circ. 45 cm. longi folia in longitudine supe- rans. Spatha una ad apicern scapi sita florem singulum includens, fructifera cylindrica 4-5 cm. longa 2| mm. lata apice attenuata 2-lobata basi obtusa utro- que latere tenuiter costata membranacea. Flores apertientes haud visi. Flores post anthesin fructiferi : calycis tubus ovario excepto 8 cm. longus filiformis 1 mm. latus, lobis linearibus 6 mm. longis § mm. latis apice obtusis. Petala post anthesin evanescentia linearia. Stamina 3 lobis calycis breviora, filamentis filiformibus 2 mm. longis, antheris linearibus 2 mm. longis. Styli 3 basi ad •| coaliti, partibus liberis 4mm. longis linearibus apice obtuso-acutis. Fructus cylindricus 5 cm. longus 2 mm. latus, testa tenuissime membranacea. Semina ellipsoidea l^mm. longa ad utramque extremitatem caudis instructa, caudis 1^-2 mm. longis. HAB. Hokuto, leg. H. INABA, 1911, Aug.; ibidem, leg. T. SOMA, Feb. 1915. Very near Blyxa Shimadai, but differs from it by the far much longer leaves and in the less echinate larger seeds. It may be a form of B. Shimadai growing in a deeper water. Ottelia PERS. Ottelia alismoides PERS.; FORBES et HEMSL. Ind. Fl. Sin. III. p. 3. HAB. Uraisha, leg. S. SASAKI, Aug. 1910. Distrib. Tropical Asia, Japan and North Australia. Compared with a Japanese specimen in the herbarium at Tokyo. BURMANNIACEA\ 211 Burmanniaceee. Burmannia LINN. Burmannia liukiuensis HAYATA sp. nov. (Fig. 77-A). Saprophytica maxima 14cm. alta gracillima erecta efoliata basi densiuscule squamata deor- suin sursumque remotissime squamata, squamis inferioribus prope basin caulis sitis a se 1-2 mm. distantibus ovato-tri- angularibus 2 mm. longis 1 J mm. latis gla- bris caulem semi-amplectantibus ecoloratis squamis superioribus ecoloratis oblongis subplicatis 3 mm. longis in explicato 2 1 mm. latis caulem semi-amplectantibus apice obtusis a se 3-4 cm. remotis. Caulis toto glaber maximus 14 cm. altus subteres vel subtetragonus a basi usque ad fere apicem baud ramosus prope apicem furca- tim 2-3-plo ramosus, ram is a se angulo 45° egressis, ad basin ramorum squamis singulis sitis, ramis apice floribus singulis terminatis, ramis ultirnis (vel pedicellis flo- rum) 3-5 mm. longis plus minus tortuosis glabris. Perianthii tubus ovoideo-cylindri- cus 3J mm. longus trigonus ad angulos alatus, alis medio latissimis utraque extremitate gradatim angustioribus ; limbo urceolato-clauso \\ mm. longo 3- lobato, lobis late triangularibus ^ mm. longis 1 mm. latis, lobulis secundariis singulis inter lobos sitis. Stamina 3 sessilia, sub lobulis secundariis limbo affixa, connectivis ~J~-formibus ^ mm. longis utroque latere ad medium antheriferis. Stylus erectus 2 mm. longus, stigmatibus 3-lobatis, lobis leviter deorsum recurvis. Capsula perianthio persistenti coronata cum alis obovoidea supra basin usque ad tubum perianthii alata, medio inter alas transverse fissa, valvis tenuissimis hyalinis ecoloratis. Semina cum caudis fusiformi-linearia 1mm. longa utraque extremitate caudata caudis exceptis \ mm. longa ellipsoidea longitudinaliter striata, striis plus minus tortuosis. Fig. 77-A, Burmannia, liukiu- ensis HAYATA ; a, a flower ; b, apic- al portion of the perianth, expanded ; c, an appendage with stamens ; d, stig- ma ; e, f, seeds ; g, a bract, with young flower in it. 212 BURMANNIACE^. HAB. Loo-Choo : Tanekoshima, leg. K. TERUYA, Aug. 1910. The plant was formerly referred to B. nepalensis which is but obscurely described in HOOK. f. Fl. Brit. Ind. V. p. 666, and equally faintly illustrated by MIERS in Trans. Linn. Soc. XVIII. p. 537, t. XXXVIII. f.-l, under the name of Gonyanthes nepalensis MIERS. Though I have not seen the type, I strongly doubt its being the same as our plant. As far as the illustration of MIERS is concerned, our plant differs from that species by the much obtuse perianth-lobes and by the quite obtuse or rather blunted scales on the stems. Species of Burmannia on the whole seem to be very local, each region having the peculiar species of its own. Thus, Burmannia japonica which was formerly regarded as the same as the Indian B. Championi THWAITES is proved to be different from the latter. Our Loo-Choo plant is very likely to be also different from the Indian B. nepalensis. The description above given is drawn from a specimen with nature capsules crowned with a persistent perianth. Burmannia Takeoi HAYATA sp. nov. (Fig. 78). Saprophytica maxima 10cm. longa efoliata basi approximatim squamata sursum remotissime squama ta, squamis prope basin caulis a se 5 mm. remotis late oblongis 3 mm. longis totius- que latis apice obtusissimis plicatis basi caulem semi-amplectantibus, superioribus a se 2-3 cm. remotis. Caulis 10 cm. longus ecoloratus vel plus minus cceruleo-purpu- rascens ad medium 1-2 plo ramosus vel eramosus, rarnis erectis longiusculis apice flore singulo terminatis. Flores purpureo- coerulei basi bracteis singulis vel duabus instructi plus minus obliqui 10 mm. longi. Perianthii tubus cylindricus (a supra ova- rium usque ad sub limbo) 4 mm. longus i • IT T , • Fiq. 78, Burinannia Takeoi HA- plus minus oblique recurvus sub-trigonus YATA ; a, a flower ; b, hmb of the perianth, ineequaliter alatus, alis a SUpra ovarium seen from above ; c, an appendage with usque ad sub limbo extensis insequalibus, ttKOBmi d' a staraen> seen fro™ front ; e, the same, seen from back ; f, g, stig- altra 2 mm. lata, altra 1 mm. lata, medio mata; h, cross section of the ovary. ORCHIDE.E. SCITAMINE.E. 213 latissimis utramque extremitatem ad nullum reductis, limbo profunde 3-lobatis, lobis cuspidato-triangularibus ad apicem obtusis exteriore patentibus, lobulis secundariis inter lobos sitis minutis. Stamina 3 sub lobulis secundariis sita, connectivis Y~f°rmikus medio utroque latere antheriferis apice erosis ^ mm. longis. Stylus erectus, stigmatibus 1mm. longis 3-lobatis, lobis duplicato-pli- catis. Ovarium subglobosum apice truncatum 2 mm. longum. HAB. Urai, leg. TAKEO ITO, Nov. 1914. Near Burmannia Itoana MAKING (in Tokyo Bot. Mag. XXVII. pp. 1 and 243, figs. 1-2), but differs from it by the unequal semi-oblong wings which are not truncate at the apex. Also allied to B. cryptopetala MAKING, but easily distinguishable from it in the much larger flowers with unequally winged broader corolla-tubes. Orehidese. jtfervilia GAUD. Nervilia yaeyamensis HAYATA Ic. PL Formos. IV. p. 118. Descriptio auctata : Bulbus globosus 1 cm. in diametro. Folia solitaria post anthesin e bulbo subterraneo oriunda, petiolo basi vaginato 5 cm. longo glabro, lamina reniformi- cordata 2| cm. longa 5| cm. lata apice breve acuta basi profunde cordata mar- gine grosse undulata basi ad extremitatem acuta ad petiolum abeuns palmatini multinervia, nervis plus minus recurvis prope marginem subito sursum flexis margine parallelis cum eis superioribus junctis, venulis modice reticulatis utraque pagine glabris, membranacea horizontaliter patens cum petiolo angulo recto egressa. HAB. Loo-choo : Nishiomotejima, leg. S. KANASHIRO, Juli. 1907. Scitamineee. Kcempferia LINN. Ksempferia hainanensis HAYATA sp. nov. Herba parva circ. 15 cm. alta; caulis florifer e caule foliato discretus vel interdum hand discretus basi squa- mis latiusculis 4-5 involutus paucifoliatus, foliis 2-3. Folia longo petiolata, petiolis plus 5 cm. longis, lamina obovato-oblonga vel obovato-spathulata 7 cm. longa 2 cm. lata apice obtusa obtusissima basi longe attenuata utraque pagine 214 SCITAMINE.E. glabra. Scapi cuui floribus circ. 10 cm. longi, petlunculis circ. 5 cm. longis basi squamis latiasculis 2-5 suffultis apice involucrum unurri gercntibus. Involucrum cylindrico-cainpanulatuni 4J cm. longum 2 cm. latum apice 2-lobatum (lobis late triangiilaribus 2 cm. longis totiusque latis apice obtusissimis) basi obtuso- truncatum glabrum sub lente minute fusco-punctatum. Flores 10-15 ad basin involucri fasciculatim siti sessiles, sub floribus unicis bracteis singulis instruct!, bracteis hyalinis membranaceis linearibus 1J cm. longis 4mm. latis apice obtusis. Ovarimn ovoideum 3J mm. longum 2 mm. latum. Calyx cylindrico-campanula- tus 9 mm. longus apice 3 mm. latus apice brevissime 3-lobatus tenuissiine mem- branaceus semi-hyalinus minute parcissime fusco-punctatus. Corollse tubus longe filiformis apice campanula tus 2 Jem. longus medio IJmm. latus apice ad faucein 3 mm. latus, lobis 3, lobo postico ovato-oblongo 12 mm. longo 8 mm. lato apice breve cuspidato-acuto hyalino tenuissimo minute rubro-punctato, lobis laterali- bus paulo angustioribus. Labellum rotimdato-obtriangulare 2 cm. longum to- tiusque latum tenuissimum basi cuneatum apice in ambitu rotundatum latissi- mum ad centrum profunde 2-lobatum, sinibus inter lobos angustissimis 2 mm. profundis, lobis se imbricatis margine integris vel subintegris minute fusco- punctatis, tenuissimum hyalinum medio longitudinaliter discis duobus instructum. Staminodia 2 conspicua spathulata 2cm. longa 13 mm. lata apice rotundata basi unguiculata cum labelli breviter coalita margine integra tenuissime membranacea hyalina. Stamina 1, filamento 3mm. longo 2mm. lato, anthera adnata basi auriculatim producta 3 mm. longa, partibus productis liberis ^ mm. longis, con- nectivis apice productis, partibus productis 3 J mm. longis 2 J mm. latis valde dilatatis apice rotundatis, stylo filiformi apice campanulato-dilatato margine ciliato. Glandulse nullse. HAB. Hainan, leg. Z. KATSUMADA, 1910. HedycJiium, KCEN. Hedychium coronarimn KCENIG ; FOKBES et HEMSL. Ind. Fl. Sin. III. p. 69; K. SCHUMANN Zingiberaceas in ENGLER Pfl.-reich p. 43, fig. 8. HAB. Urai, leg. S. SASAKI, Aug. 1910, (cult. ?). Zingiber ADANS. Zingiber Zerumbet Kosc.; Bot. Mag. t. 2000; FORBES et HEMSL. Ind. Fl. Sin. III. p. 70; K. SCHUMANN Zingiberaceaa in ENGLER Pfl.-reich p. SCITAMINE^E. 215 172, fig. 24. HAB. Taihoku, cult. leg. Y. SHIMADA, Aug. 1914. SCHUMANN notes " Vorder- und Hinter-Indien. Die Pflanze wird nirgends mehr in dem Zustande des Indigenats getroffen." Alpinia LINN. On working up my collections of this genus, I have principally followed K. SHUMANN'S monograph appeared in ENGLEK'S " Das Pflanzenreich." But, the delimitation of the subgenera is not quite applicable to the Formosan species. Both primary and flowering bracts are usually very deciduous and sometimes altogether wanting, and therefore it is difficult to determine the subgenera by the bracts. For convenience sake, I have divided the genus by the general characters of the plants, without taking any special reference to the primary and flowering bracts. Conspectus of the subgenera Bracts small, even the largest does not exceed 1 cm. in length ; flowers small usually racemosely paniculate. I. Autalpinia. Bracts none or very small ; flowers middle-sized densely spicate or rarely racemose. II. Prdbolocalyx. Bracts very large, even the smallest not shorter than 1 \ cm. in length, perfectly enclosing flower-buds ; flowers large, racemose or paniculate rarely densely spicate. III. Catinibium. Subgenus I. Autalpinia 1. Leaves elongately oblong, not longer than four times than broad A. oblongifolia. Leaves linear-lanceolate or lanceolate, longer than four times than broad 2. 2. Lips shortly and obtusely 2-lobed at the apex A. kelungensis. Lips acutely 2-lobed at the apex A. sp. Alpinia oblongifolia HAYATA sp. nov. (Fig. 79-d, e). Caulis circ. 56 cm. longus glaber. Folia oblonga vel oblongo-lanceolata 21 cm. longa 6 cm. lata apice acuminata, acuminibus angustissime linearibus, basi rotundata vel ro- tundato-cuneata utraque glabra membranacea margine hand hirsuta, ligulis oblongis se latere interiore connatis. Panicula 10-12 cm. longa cum floribus 216 SCITAMINE^E. 3cm. lata, rhachis gracilis erecta recta glabra, pedicellis ordinis I. minus quam 1 cm. longis laxe dispositis sparsissime pnbescentibus apice 3-4-floriferis, pedi- cellis ordinis II. 1 mm. longis vel subnullis. Ovarium urceolatum l^mm. longum l^mni. latum minute hirsutum. Calyx cylindraceus 7mm. longus apice tenuiter 3-lobatus glaber. Corolla? tubus 7mm. longus IJmm. latus glaber, lobis 3 fere conformibus 6 mm. longis 3 mm. latis margine interiore convolutis patentibus apice cuculliforme concavis ; labellum oblongum 8 mm. longum 7 mm. latum apice 2-lobatum, lobis triangulari-cuspicliformibus 2 mm. longis basi 1 mm. latis margine crenulatis, in exsiccato flavivrn medio 2-striato-maculatum basi con- tractum. Stamina 1, filamento 5 mm. longo glabro basi utroque latere discis auriculiformibus instructo, anthera oblonga 3 mm. longa medio plicata stylum amplectanti. Staminodia 2 linearia 2 mm. longa ^ mm. lata apice acuta a tubo corolla? arigulo recto horizontaliter exteriore paten tia glabra ; glandula? subcy- lindricoe 1 J mm. longa? latere singulo fisso basin styli amplectantes. HAB. Formosa : loco non indicato. Near Alpinia cliinensis, but differs from it by the much broader leaves and by the two lobed lips ; also separable from the following two species by the broa- der petals and by the somewhat folded yellowish (in a dryed specimen) lips. Alpinia kelungensis HAY ATA sp. nov. (Fig. 79-c). Caulis l-2m. altus, Folia lanceolata 35 cm. longa 9 cm. lata apice subito acuminatissima basi acuta margine haud hirsuta utraque pagine glabra, ligula oblonga 5 mm. longa ob- tusissima utraque pagine glabra margine hirsuta. Racemi circ. 20cm. longi cum floribus 5cm. lati laxe florati ; rhachis florifera gracilis recta medio 2mm. lata 20 cm. longa glabra erecta haud nutans, floribus laxiuscule dispositis, pedun- culis (i.e. pedicellis ordinis I.) a se 1-l^cm. remotis glabris ascendentibus 4- 5mm. longis alternis, (bracteis caducissimis vel eis ad basin pedunculorum obsole- tis,) apice brevissime denseque ramosis, ramis (i. e. pedicellis ordinis II.) parcis- sime hirsutis vel subglabris apice florem singulum gerentibus 1-2 mm. longis cum flore articulatis. Flores basi 1-bracteati, bracteis oblongis 6 mm. longis 4 mm. latis semi-hyalinis scariosis valde concavis alabastrum floris amplectanti- bus margine integris apice margine ciliatis. Flores suberecti. Calycis tubus vel ovarium cylindrico-globosum subglabrum 1£ mrn. longum 1 mm. latum, limbo late tubiformi 5mm. longo 2imm. lato apice plus minus latiore utraque pagine SCITAMINE^E. 217 glabro apice ciliolato tenuiter 3-4 lobato. Petala 3 a basi usque ad medium con- nata tubum fomiantia, tubo 8-9 mm. longo 2mm. lato sursum plus minus latiore, partibus liberis petali postici obovato-oblongis 7mm. longis 4mm. latis apice valde concavis cuculliformibus rotundatis margine apiceque ciliolatis utraque glabris postice deorsum reflexis, partibus liberis petalorum lateralium eo postico angustioribus oblongis margine interiore recurvis concavis apice acutis glabris. Labellum basi cum tubo petalorum connatum, limbo libero antice refle- xo expanse haud plicato 12 mm. longo 13 mm. lato rotundato apice obtuso brevissimo bilobato vel emarginato margine subintegro vel crenu- lato basi usque 2 mm. contracto glabro tenuis- sinie metnbranaceo minute punctate. Stamen singuluni, filamento basi cum tubo corollas con- nate, partibus exsertis 13 mm. longis glabris, anthera elliptica 4J mm. longa 2 mm. lata me- dio plica ta par tern apicalem styli amplectanti apice emarginata 2-loculari ; stylo filiformi glabro secus stamen recurvo apice cupuliforme dilatato, cupula margine ciliolata ; glandulas ad apicem ovarii 2 semi-teretes. Staminodia 2 linearia 3 mm. longa \ mm. lata deorsum reflexa in exsiccato complanata membranacea. Alpinia chinensis HAYATA in MATSUM. et HAYATA Enum. PI. Formos. p. 423 (non Eosc.) HAB. Kelung, leg. U. FAURIE, Mai. 1903. Near Alpinia intermedia GAGN., but differs from it by the sessile lips and glabrous anthers. Alpinia sp. (Fig. 79-f, g.) Caulis circ. 1| in. altus erectus rectus glaber. Folia lanceolata circ. 30 cm. longa circ. 5 cm. lata apice acuminatissima basi attenuata utraque pagine glabra ad marginem haud hirsuta, ligula membranacea oblonga integra glabra obtusa. Panicula 15-20 cm. longa cum floribus 2-2icm. Fig. 79, a, a flower of Al- pinia japonica Miq.xf; b, a lip of the same, x|; c, a flower of Alpinia kelungensis HAYATA, x 2 ; d, a flower of Alpinia oblongifolia HAYATA, x 2 ; e, a lip of the same, X f ; f, a flower of Alpinia sp. x£; g, a lip of the same, Xf. SCITAMINE.E. lata glabra ; rhachis gracilis erecta recta medio 2 mm. lata, pedicellis ordinis I. circ. 6 mm. longis glabris gracilibus apice 3-5-floratis, pedicellis ordinis II. bre- vissimis 1 mm. longis apice cum flore articulatis. Mores basi bracteis singulis instruct!, bracteis caducissimis 6 \ mm. longis valde concavis 2^ mm. latis apice rotundatis valde concavis alabastrum florum amplectantibus. Ovarium inferius 1J mm. longum urceolatum l§mm. latum glabrum apice plus minus constrictum. Calyx cylindricus 8 mm. longus 2-2J mm. latus glaber apice irregulariter lobu- latus. Corollse tubus erectus rectus 8 mm. longus 1mm. latus glaber, lobis 3 conformibus linearibus 7 mm. longis margine interiore convolutis horizontaliter patentibus rectis. Labellum tubo corollas angulo recto patens baud plicatum baud recurvum expans ovato-rotundatum 8-9 mm. longum 8 mm. latum apice biloburn, (sinus inter lobos triangulari-acutus 2 mm. longus), lobis triangulari- bus margine crenulatis, baud naaculatum glabrum. Stamen singulum, partibus liberis filament! 5 mm. longis glabris semi-teretibus facie antica 1-sulcatis glabris erectis cum anthera wx^-formiter recurvis, anthera oblonga 3 mm. longa secus medium plicata exteriore recurva, connectives plicatis exteriore et deorsuni vix recurvo-productis, stylo filiformi filamento antheraque involute sursum ab anthera exserto, partibus exsertis 2| mm. longis apice cupuliforniibus dilatatis, cupula margine minute ciliolata. Glanduke 2 lineares semi-teretes l^mm. longfe. Staminodia 2 fauce tubi coroll^e inserta linearia 3 mm. longa ^ mm. lata basi auriculiforme dilatata. HAB. Suisba, Mai. 1912. Near Alpinia chinensis Eosc., but differs from it by the lips which are two lobed at the apex. Also closely allied to A. kelnngensis HAY., but distinguish- able from it by the smaller flowers with smaller lips, nearly glabrous ovary and narrower longer calyx. Subgenus II. Probolocalyx. 1. Leaves glabrous on both surfaces ; if hairy, not velvety on the under surface .......................................................................... 2. Leaves velvety on the under surface ....................................... 5. 2. Leaves linear not exceeding 3cm. in breadth ........................... 3. Leaves lanceolate usually more than 4cm. in breadth ............... 4. 3. Khachis slender ............ ..A. Pricei. SCITAMINEJi. 219 Ilhachis valid A. sp. aff. afficinarum. 4. Bracteoles present A. Shimadai. Bracteoles none A. buisanensis. 5. Calyx cylindrical A. japonica. Calyx obliquely campanulate A . Kaiualcamii. Alpinia Pricei HAYATA sp. nor. Canlis circ. 1 in. longus. Folia lineari- lanceolata circ. 30 cm. longa 23 ram. lata apice acuminatissima basi attenuata utraque pagine glabra, ligula oblonga apice obtusa margine dense barbata. Eacemi circ. 10 cm. longi ; rhachis pubescens laxiuscule florata, pedicellis bre- vissimis 2 mm. longis hirsutis. Ovarium inferius globosum villosum 1 \ mm. longum totiusque latum. Calyx campanulato-tubulosus 1 cm. longus 6 mm. latus latere singulo fissus extus hirsutus intus glaber. Corollas tubus cainpanulato- tubiformis 6 mm. longus apice 4 mm. latus extus glaber intus hirsutus, lobis 3, lobo postico obovato 2 cm. longo 1 cm. lato subglabro margine ciliolato, lobis lateralibus paullo angustioribus margine ciliolatis haud convolutis planis. La- bellum obovato-rotundatum 2cm. longum totiusque latum secus medium plica- turn apice rotunda turn brevissime 2-lobulatum margine crenulatum basi cuneato- contractum niedio sursum minute tuberculatum. Stamen 1, filamentis validiu- sculis 12 mm. longis glabris 1 \ mm. latis complanatis rectis, anthera erecta recta 7 mm. longa secus medium plicata. Staminodia obsoleta ; stylo filiformi sursum hirsute apice dilatato ciliolato. Glandula? 2 apice ovarii sitse l^nim. Ionga3 semiteretes 1 mm. latas. HAB. Koarong, ad 2000 ped. alt., leg. W. K, PKICE, 1912, (flores albo-mbri). Alpinia sp. nov. Alpinia officinarum HAYATA in. MATSUM. et HAYATXV Enum. PI. Forrnos. p. 424, (non HAKCE). This Alpinia is most closely allied to A. officinarum from which it dif- fers in having very much shorter ligules. Very probably a species not yet described. Alpinia Shimadai HAYATA sp. nov. Caulis 1-2 m. altus. Folia lineari- lanceolata 25-70 cm. longa 4-10 cm. lata apice breve acuminata basi attenuata ad marginem hirsuta, ligula oblonga margine hirsuta. Spica late cylindrica 12-15 cm. longa cum floribus 5 cm. lata apice obtusa densissime florata ascen- 220 SCITAUIINE^E. dens, rhachis densissime sericeo-villosa, pedicellis subnullis. Ovarium late cy- lindricmn 3 J mm. longum 2§ mm. latum breve denseque villosum. Calyx sub- cylindricus 18 mm. longus ab apice deorsum usque ad medium latere uno fissus apice angusto-obconicus apice baud lobatus triangulari-obtusus extus hirsutus intus glaber. Corollte tubus 8 mm. longus 2 mm. latus, lobis 3, lobo postico latiusculo subrotuudato 18 mm. longo et lato interiore concavo apice subro- tundato basi plus minus contracto margine ciliolato, lobis lateralibus angus- tioribus 18 mm. longis 7 mm. latis obovato-oblongis apice plus minus concavis margine ciliolatis. Labellum rotundatum 16mm. longum et latum glabrum (apice obtusum ?) basi contractum margine crispatum denticulatum basi callis duobus instructum subglabrum. Stamina 1, filamento 6 mm. longo glabro, an- thera 8 mm. longa apice 2-lobata, connectivis secus longitudineni plicatis. Stylus filiformis glaber, stigmate margine ciliolato; glandulns 2. HAB. Tikushizan, leg. Y. SHIMADA, Mart. 1911 ; Shichiseitonzan, leg. S. SASAKI, Mart. 1911, fl. Alpinia Sasakii HAYATA sp. nov. Folia oblongo-linearia circ. 40 cm. louga 7- 8 cm. lata apice acuta ad summum longe caudifera/ caudis linearibus 2 Jem. longis 1^ mm. latis, margine integra ad marginem hirsuta basi acuta, ligula oblonga apice obtusa margine baud vel vix hirsuta. Spica elliptico-cylindrica 8cm. longa cum floribus 4cm. lata apice obtusa densissime flora ta; rhachis sericeo-villosa fulva validiuscula ascendens. Bractea nulla. Ovarium late glo- bosum latius quam longius 2 mm. longum 3 mm. latum dense villosum. Calyx late cylindricus 13 mm. longus 7 mm. latus extus hirsutus intus apice subtrun- catus sursum densiuscule hirsutus intus glaber latere uno ab apice usque ad supra medium fissus. Corolbe tubus 11 mm. longus 3| mm. latus, lobis 3, lobo postico 23 mm. longo 17 mm. lato apice emarginato vel rotundato margine ciliolato, lobis lateralibus angustioribus. Labellum subrotundatum margine crispatum. Anthera linearis 1 cm. longa. Stylus apice hirsutus. HAB. Buysan, leg. S. SASAKI, Mart. 1910. Kemarkable for the absence of the bracts. Alpinia japonica MIQ. (Fig. 79-a, b), in Ann. Mus. Bot. Lugd. Bat. III. p. 140; FORBES et HEMSL. Ind. Fl. Sin. III. p. 72; MATSUM. et HAYATA Enuui. PI. Formos. p. 424; SCHUMANN Zingiberaceae, in ENGL. Pfl.-reich IV.-46, p. SCITAMINE/K. 221 326, fig. 43, B-E. HAB. Urai, leg. W. B. PRICE, Mart. 1912. Rhachis inflorescentise 13 cm. longa ut videtur teres dense breveque hirsuta, floribus dense dispositis erecto-ascendentibus 2-3-fasciculatini sitis fere sessilibus vel brevissime pedicellatis, fasciculis floris alternatis, bracteis fere obsoletis minutis linearibus 2-3 mm. longis glabris, pedicellis brevissimis 1 mm. longis vel brevioribus villosis. Ovarium (i.e. pars calycis cum ovario connata) oblongo- cylindricum 2| mm. longum. Sepala connata cylindrica 1cm. longa medio 4 mm. lata apice plus minus latiora apice 3-lobata, inter lobos laterales fere usque ad medium fissa, lobo antico minore triangulari 2 mm. longo 1J mm. lato, lobis lateralibus latioribus 3mm. latis apice 2-lobulatis, lobis margine ciliolatis extus toto dense breveque hirsutis intus glabris. Petala 3 conformia anguste spathulata 13 mm. longa longissime unguiculata usque ad medium cum labello stamineque connata tubum formantia, tubo 6 mm. longo medio 1 mm. lato extus sparse hirsute, limbis petalorum subpatentibus spathulatis sursurn 3-3 J mm. latis apice rotundatis margine integris apice intoriore recurvis valde concavis membranaceis 3-5-nerviis margine dense ciliatis. Stamen stamino- diuni labellumque basi sursum usque ad fere medium connata tubum forman- tia, tubo 1cm. longo ad faucem 3 mm. lato extus glabro intus hirsute recurvo. Labellum cum tubo *-»«x-formiter recurvum, lamina late oblonga 6 mm. longa totiusque lata secus medium plicata apice rotundata ad centrum apicis bicuspi- data, cuspidibus triangularibus 1 J mm. longis 1 mm. latis, margine undulata vel lobulata ulraque pagine radiatim macula to-striata medio secus longitudi- nem carinis 2 instructa. Stamen 1, partibus liberis filamentorum 6 mm. longis mm. latis vitteeformibus dorso complanatis extus glabris lasvibus intus 2- striatis late 2-sulcatis erectis apice angulo recto antice flexis, antheris late linearibus 7mm. longis 2|mni. latis apice emarginatis in sectione <->-formibus 2-locularibus, loculis niarginalibus angustissimis connectivis latissimis crasso- membranaceis 2 mm. latis utrinque baud productis. Staminodia 2 ad faucem erecta, partibus erectis 3 mm. longis § mm. latis erectis linearibus. GlanduUe 2 ex apice ovarii oriunda3 semiteretes 2i mm. longee § mm. late. Stylus fili- formis a basi liber secus stamen recurvus anthera involutus aj>ice per antheram productus apice campanulato-cupuliformis dilatatus, partibus dilatatis J mm. 222 SCITAMINE.E. longis § mm. latis margine dense ciliatis. Ovarium 3-loculare, ovulis oo. SCHUMANN notes "Species floribus geminatis glandula inter pedicellos munitis ab omnibus mihi notis differt." So far as I have observed in several specimens collected in Japan and Formosa, there is no gland whatever between the geminate pedicels, but a minute abortive flower. Alpinia Kawakamii HAYATA sp. nov. Caulis 1-2 m. altus. Folia lan- ceolata circ. 40 cm. longa 6 cm. lata apice acuminata basi longe attenuata supra glabra subtus velutinosa margine Integra, ligulis oblongis 5 mm. longis apice obtusissimis extus intusque glabris. Spica 16cm. longa cum floribus 3cm. longa densissime florata ; rhachis recta erecta validiuscula medio 5 mm. lata sericeo-villosa, pedicellis brevissimis 1mm. longis, bractea nulla. Ovarium glo- bosum 2 mm. in diametro villoso-tomentosum. Calyx cylindricus sursum plus minus dilatatus medio 5-6 mm. latus 15 mm. longus extus hirsutus intus glaber apice apertus irregulariter lobulatus unilateral! ter alte fissus. Corolloe tubus 6 mm. longus glaber apice campanulatus, lobo pos'tico latissimo obovato l^cm. longo 13 mm. lato apice fere truncato-rotundato extus sursumque hirsuto intus glabro, lobis lateralibus angustioribus margine plus minus convolutis. Labellum oblongum 2cm. longum fere totiusque latum glabrum margine crispum (apice ?) basi late cuneatum glabrum. Staminodia 0. Stamen 1, filamento 6 mm. longo, anthera lineari 8 mm. longa apice breviter 2-lobulata ; stylus sursum plus minus hirsutus. Glandutee 2. HAB. Taito : Bokusekikaku, leg. T. KAWAKAMI, Aprili. 1907 (No. 4917). Subgenus III. Catimbium. 1 . Flowers densely spicate ; spikes oblong A . macrocepliala, Flowers usually racemose, paniculate or loosely spicate 2. 2. Flowers spicate or nearly spicate, i.e. pedicels of the first order not longer than 3mm 3. Flowers racemose or paniculate 4. 3. Flowers larger ; rhachis 25 cm. long, very strong, 7 mm. in diame- ter A. iiraiensis. Flowers smaller than the preceding ; rhachis 15 cm. long, a little more slender than A. uraiensis A. Katsumadai. 4. Rhachis tomentose or densely hairy 5. SCITAMINE^:. 223 Rhachis glabrous or very slightly hairy 7. 5. Anther-cells at the middle of the connectives A. mesanlhera. Anther-cells at the margin of the connectives 6. 6. Leaves glabrous at the margin A. formosana. Leaves densely villose at the margin A. speciosa. 7. Staminodes subulate, hirsute, 2 mm . long, A. Jtoshunensis. Staminodes none A. fluvitialis. Alpinia macrocephala HAYATA sp. nov. Caulis 1-2 m. altus. Ligula oblonga obtusa extus hirsuta, lamina folii sessili lineari-lanceolata circ. 80cm. longa 11 cm. lata apice acuta vel acuminate basi attenuata margine Integra ad marginem leviter denseque hirsuta supra glabra subtus praeter costas sparse villosas glabra. Spicas leviter punicescentes vel purpurascentes fere sessiles vel pedunculate erects ellipsoicleas 9 cm. longae 6 cm. latas apice obtusissimaa densis- sime floratas ; rhachibus pedunculisque dense villosis ; bractege sub spica singula duaa spicam amplectantes spathaaformes oblongao apice longe caudatae caudis exceptis 10cm. longaa 5 cm. latae intus glabras extus praasertim prope marginem et apice tenuiter villosas ad marginem dense villosaa, caudis linearibus 2cm. longis 2mm. latis; bracteaa sub flore unico singulaa oblongae 32mm. longas 20 mm. lataa apice acutaa breve aristato-acuminataa utraque pagine glabras alabastrum floris singulum amplectantes. Elores sessiles. Ovarium globosum 9|mm. Ion- gum et latmn dense villosum. Calyx late cylindricus 15 mm. longus 7-8 mm. latus basi extus hirsutus apice 2-lobatus latere uno ab apice usque ad supra medium fissus intus glaber. Corollas tubus 13 mm. longus medio 2 mm. latus glaber, lobis 3, lobo postico obovato apice concavo 18 mm. longo 15 mm. lato, lobis lateralibus angustioribus 22 mm. longis 6 mm. latis apice obtusis obovato- linearibus. Labellum sub-rotundatum 2 cm. longum totiusque latum margine crispatum basi late cuneato-contractum. Stamen 1, filamento vittasformi 7mm. longo 2 mm. lato, anthera 8 mm. longa exteriore recurva apice 2-lobata. Stami- nodia obsoleta. Stylus filiformis apice ad stigma sparse ciliolatus. Fructus atro- coccineus fusiformi-globosus If cm. longus 1 cm. latus 6-spermus. Semina poly- gona 5 mm. longa totiusque lata arillis membranaceis albicantibus obtecta. HAB. Mt. Arisan : inter Funkiko et Toroyen, leg. B. HAYATA et S. SASAKI, Jan. 1912 (fl.) ; ibidem, leg. B. HAYATA et TAKEO ITO, Mart. 1914, (fr.). 224 SCITAMINE.E. Alpinia uraiensis HAYATA sp. nov. Caulis ultra 2 in. altus. Ligula oblongo-triangularis 10-15 min. longa 6 mm. lata apice obtusa extus hirsuta intus glabra. Lamina folii sessilis lineari-lanceolata 1 m. longa 13 cm. lata utrinque acuminata niargine glabia integeirima utraque pagine glabra chartacea. Racemi simplices; rhachis florifera 25cm. longa valida erecta recta 8mm. in diametro sectionis dense strigoso-tomentosa rnulti-sulcata densiuscule florifera, bracteis sub pedicello singulis linearibus 2|cm. longis 4-5 mm. latis utraque glabris, pedicellis validiusculis 5 mm. longis dense tomentosis ; bractea sub flore singula ampla inflata late rotundata 5^ cm. longa plus lata apice plus minus fissa vel baud fissa extus basi hirsuta ceeterum glabra intus toto glabra. Ovariuni globosum dense strigoso-villosum 8 mm. longum cum pilis 8mni. latum. Calyx campanulatus cylindricus 3^ cm. longus 2 cm. latus latere uno alte fissus apice tenuiter 6-lobulatus extus sparse hirsutus intus glaber. Corolla? tubus 13 mm. longus ad faucem 8 mm. latus extus sparse hirsutus vel subglaber intus sub- glaber, lobis 3, postico obovato-oblongo 3| cm. longo 28 mm. lato apice rotun- dato margine subplano vel plus minus ad apicem interiore concavo-recurvo glabro vix vel haud ciliolato, lobis lateralibus paullo angustioribus plus minus patentibus. Labellum oblongo-triangulare 5 cm. longum 4 cm. latum sursum obcuneato-angustatuni apice in ambitu truncatum 2-lobatum (lobis 6-7 mm. longis) basi latissimum subito truncatum contractuni glabrum rnedio sursum minute tuberculatuni radiatini striatum, striis prope marginem evanescentibus basi intus densissime villosum basi transverse callosis dense villoso-tomentosis instractum. Stamen 1, filaniento lato 1 cm. longo 3^ mm. lato vittasformi, an- thera 18 mm. longa apice 2-lobata ; stylus glaber apice cupuliforme dilatatus, partibus dilatatis margine dense ciliolatis. Glandule ad apicem ovarii 2 quadrangulari-cuneiformes 3 mm. long^e totiusque latre apice lobulatre. Stami- nodia 2 ad basin filamentorum sita linearia obtusa 2 mm. longa. HAB. Urai, leg. Y. SHIMADA, Aprili. 1915. This is the species having the largest flowers ot the Formosan species belonging to the group of Alpinia speciosa. Alpinia Katsumadai HAYATA sp. nov. Folia petiolata, ligula oblonga 8 mm. longa 5 mm. lata apice obtuso-rotundata margine ciliata extus hirsuta intus glabra, lamina lineari-lanceolata 60cni. longa 9cm. lata apice acuminata SCITAMINEyE. 225 ad summum lineari-caudata basi acuta margine integi-a ad marginem tenuiter hirsuta supra glaberrima subtus subglabra vel rarissime paucissime hirsuta, petiolis i.e. partibus inter vaginara et laminam l|-2 cm. longis. Flores race- mosi ; rhachis racemi 20 cm. longa vix nutans dense strigoso-hirsuta, pedicellis 3mm. longis dense tomentosis; bracteis sub flore singulis dilatato-subcylindricis 3^ cm. longis 17mm. latis latere uno usque ad basin fissis apice 3-lobatis extus deorsum hirsutis sursum glabris intus toto glabris alabastrum floris aniplectan- tibus. Ovarium globosum dense longeque villosum, pilis patentissimis, cum pil is 5 mm. latum totiusque longuni. Calyx obconico-cylindricus 22 mm. longus 12 mm. latus latere uno ab apice usque ad 12 mm. fissus extus liirsutus intus glaber apice margine irregulariter denticulatus sub-ciliatus vel hand ciliatus. Corolla) tubus 8 mm. longus extus glaber intus dense villosus subcampanulatus ad faucem 8 mm. latus, lobis 3 suberectis, postico latiore, lateralibus paullo angustioribus 2J cm. longis obova to-oblong is 1cm. latis margine interiore con- volutis margine ciliolatis apice valde concavis rotundatis glabris. Labellum triangulari-ovatum 3^ cm. longum 3cm. latum apice obtusum tenuiter 2-lobatum basi late cuneato-contractum glabrum niedio striato-subcarinatum versus mar- ginem radiatim striatum, striis coloratis interdum latiusculis. Staminodia ob- soleta; glandula? ad apicem ovarii sitse 2 semi-cubiformes glabra? l^mm. longa?. Stamen 1, filamento erecto recto vitteeformi glabro 2imm. la to, anthera 12mm. longa apice 2-fida. Stylus filiformis glaber apice cupuliformis dilatatus, parti- bus dilatatis extus hirsutis margine ciliolatis. HAB. Hainan, leg. Z. KATSUMADA, 1910. Near A. liainanensis K. SCHUMANN (Zingiberaceas in ENGLER Pfl-reich p. 335), but differs from it by the much broader leaves with quite obtuse ligules, in the absence of terminal bracts, in the straight rhachis and in many other points. Alpinia mesanthera HAY ATA sp. nov. Caulis 1 m.-2 m. altus. Ligulee duas margine interiore connata3 apice rotundata? intus glabra? extus hirsuta? margine longe barbato-hirsutfe. Lamina folii sessilis lineari-lanceolata 60cm. longa 10cm. lata apice acuminata basi abrupte cuneato-acuta margine integra ad marginem deusissime sericeo-villosa utraque pagine glabra. Eacemi 27cm. longi, (pedunculis 5-7 cm. longis hirsutis) ; rhachis 27 cm. longa erecta pneser- 226 SCITAMINE^E. tim ad nodos dense fulvo-villosa laxissime florata recta, floribus a se 1-3 cm. remotis, pedicellis angulo recto a rhachibus divaricatis hirsutis; bractea inflata 22 mm. longa 17 mm. lata (in explicate 30 mm. lata) latere uno fissa apice 2- 3-lobata utraque pagine glaberrima. Ovarium oblongo-globosum 3 mm. longuni 2^ mm. latuin dense strigoso-villosum. Calyx cylindricus 2 cm. longus 1 cm. latus apice 3-lobatus latere uno alte fissus intus glaberrimus extus basi hirsutus apice ciliolatus. Corollas tubus tenuiter cylindricus 13mm. longus 2 mm. latus extus glaber, lobis 3, lobo postico obovato-rotundato 3 cm. longo 21 cm. lato apice emarginato vel brevissime 2-lobato margine haud convolute sed subplano ciliolato tenuissimo glabro, lobis lateralibus angustioribus oblongo-spathulatis margine plus minus involutis. Labellum rotundatum 3 cm. longum totiusque latum apice brevissime bilobatum basi rotundato-contractum margine denticula- tum facie supra sursum minute cristato-tuberculatum. Stamen 1, filamento erecto recto vittse-formi 1 cm. longo 3 mm. lato hirsuto, anthera oblongo-obcu- neiformi 1 cm. longa apice obtuso-obsagittiformi 5 J mm. lata, loculis antheraa secus medium firme approximatim sitis, connectivis latis planis haud plicatis medio loculiferis pilis brevissimis globuliferis dense obtectis. Staminodia duo in tubercula hirsuta prope basin labelli disposita. Styli filiforrnes apice hirsuti. HAB. Kappanzan, leg. B. HAYATA, Juli. 1912. Kemarkable for the complanate broad connectives with anther-cells on the middle, but not on the margin. Alpinia formosana K. SCHUM. in ENGL. Bot. Jahrb. XXVII. (1899) p. 283, et in ENGL. Pfl.-reich IV.-46, p. 340. " Folia ad 10 mm. longe petiolata lanceolata utrinque acuminata glaberrima ad 40cm. longa et 8cm. lata; ligula ad 10 mm. longa obtusa dorso pilosula. Panicula ad 15cm. longa, rhachis praacique prope pedunculos pilosa, bracteaa bifloras ad 2,5 cm. longaa breviter apiculatse ; flore 3 mm. longe pedicellate ; ovarium albo-sericeum ; calyx tridenti- culatus unilateraliter fissus ad 1,7 cm. longus glaber ; corollaa glabrse tubus 10mm. longus, lobi ad 2,2cm. metientes ; labellum ad 3cm. longurn crispulum breviter bilobum; stamen 2,0cm. longum, anthera contra fllamentum rectanque genuflexa ; connectivi appendicula 0 ; staminodia lateralia subulata vix 2 mm. longa; nectarii glandulaa 2 concavo-convexas 1,5mm. longaa. Nota: Glabrities perfecta calycis et corolla, anthera genuflexa hanc speciem optime distinguunt." SCITAMINE^:. 227 HAS. Hakketsu, leg. B. HAYATA, Juli. 1912, (fl.). Alpinia speciosa K. SCHUM. Zingiberacere in ENGLER Pfl.-reicli p. 339. Alpinia nutans Rose.; MATSUM. et HAYATA Enum. PL Formos. p. 423. HAB. Taihoku. Alpinia koshunensis HAYATA sp. nov. Caulis circ. 2 m. altus. Ligula extus dense sericeo-villosa intus giabra, lamina lanceolata circ. 50cm. longa apice acuminata basi attenuata utraqne pagine giabra margine giabra vel tomentosa ; rhachis paniculas circ. 20 cm. longa subglabra sed ad insertionem pedicellorum dense villosa, pedicellis ordinis I. lijr cm. longis gracilibus glabris, pedicellis ordinis II. (i.e. ultimis) 2-3 mm. longis ; bractea obconico-tubiformis iriflata apice plus minus contracta 2 cm. longa totiusque lata latere uno ad basin fissa apice 3-lobata, lobis triangulari-acutis utraque pagine glabris. Ova- rium globosum 4 mm. longum totiusque latum densissime villosum. Calyx obconico-campanulatus 18 mm. longus sursum 13 mm. latus toto glaber apice 3-lobatus latere uno alte fisso. Corollas tubus 13 mm. longus tubuloso-cam- panulatus, lobis 3, postico oblongo latissimo 2 cm. longo totiusque lato valde concavo, lobis lateralibus paullo angustioribus glabris margine haud ciliatis. Labellum triangulari-rotundatum 3cm. latum totiusque longum apice obtusum vel tenuiter emarginaturn basi contractum supra sursum tuberculatum tenuiter radiatim striatum margine crenulatum vel integrum. Stamen 1, filamento 1 cm. longo plus minus recurvo, anthera 8 mm. longa plus minus recurva. Styli nliformes deorsum minus sursum plus dense hirsuti. Staminodia subulata hirsuta 2 mm. longa. GlandulaB 2 ad apicem ovarii sifee 2 mm. longte. HAB. Koshun, leg. S. KATO, Mai. 1909. Alpinia fluvitialis HAYATA sp. nov. Caulis 1-2 m. altus. Ligula 7 mm. longa oblonga margine interiore connata extus hirsuta intus giabra, lamina lanceolata 40 cm. longa 5-6 cm. lata apice acuminata basi attenuata utraque pagine giabra ad marginem sericeo-villosa. Racemi 10-1 5 cm. longi nutantes ; rhachis giabra vel sparsissime hirsuta latiuscule florata, pedicellis patentissimis l|cm. longis; bracteis conchi-formibus 2icm. longis clausis alabastrmn floris singulum perfecte amplectantibus apice apiculatis unilateraliter fissis utraque pagine glabris apice haud apertis. Ovarium globosum 3| mm. longum tomeri- tosum. Calyx cainpanulato-cylindricus 18 mm. longus medio 8 mm. latus apice 228 AMARYLLIDE^;. irregulariter lobulatus unilateraliter usque ad medium fissus extus basi plus minus hirsutus intus glaber. Corollas tubus glaber 13mm. longus medio 4 mm. latus apice campanulato-dilatatus, lobo postico obovato 3cm. longo 2cm. lato apice plus minus convolute margine tenuiter vix ciliolato, lobis lateralibus angustioribus glabris. Labellum late rotundatum 4| cm. longum totiusque latum (apice acuminato-obtusum ?) basi late truncatum subito truncatim con- tractum haud unguiculatum basi secus medium plicatum sursum expansuui supra sursum minute tuberculato-punctatum basi intus hirsutuin intus utroque latere callis (vel staminodiis ?) hirsutis instructum. Stamen 1, filamento 12mm. longo vittaaformi intus sparse hirsute extus glabro, anthera oblonga 11 mm. longa apice 2-lobulata plicata stylum amplectanti. Stylus filiformis sursum hirsutus. GlandulaB 2 ad apicem ovarii sitre. HAB. Dakusui-Kei, leg. B. HAYATA et S. SASAKI, Mai. 1912 (fl.). JPhryniwm WILLD. Phrynium capitatum WILLD.; WIGHT Ic. PL Ind. Or. t. 2016 ; FORBES et HEMSL. Ind. Fl. Sin. III. p. 73. HAB. Hainan, leg. Z. KATSUMADA, 1910. Clinogyne SALISB. Clinogyne dichotoma SALISB? HOOK. f. Fl. Brit. Ind. VI. p. 258. Phrynium dicliotomum ROXB. Maranta dichotoma WALL. Donax Arundinastrum LOUR. HAB. Kotosho, leg. T. KAWAKAMI et S. SASA- KI, Juli. 1912. Hypoxis Fig. 79-B, aurea LOUK.; a, a flower; b, an outer lobe ; c, an inner lobe; d, an anther; e, a style ; all figures are more or less magnified. Amaryllidese. Hypoxis LINN. Hypoxis aurea LOUR. (Fig 79-B) ; HOOK. f. Fl. Brit. Ind. VI. p. 277 ; FORBES et HEMSL. Ind. Fl. Sin. III. p. 86 ; MATSUM. et HAYATA Enum. PL Formos. p. 429 ; DUNN et TUTCH. Fl. Hongk. et Kwangt. p. 274. HAB. Tamsui, leg. T. YUBASHI, Feb. 1912, (fl.). LILT ACE M. 229 Liliaeeee. Polyyonatum ADANS. Polygonatum alte-lobatum HAYATA sp. nov. (Fig. 80). Herba ; caulis glaber teres 40 cm. altus medio sursum remote foliatus. Folia alterna breve petiolata oblongo-lanceolata 11-12 cm. longa 3-3 \ cm. late apice acuminata ad summum obtusa basi acuta ad petiolum 5mm. longum abeuntia margine integra parallelo-nervia membranacea. Flores axillares solitarii vel gemini, pedicellis 1-2 cm. longis glabris pendulis vel erectis. Flores penduli. Perianthium subcam- panulatum profunde 6-lobatum, tubo 1-2 mm. longo, lobis oblongis imbricatis suberectis vel vix patentibus 6 mm. longis 21 mm. latis basi plus minus angustatis apice obtusis vel obtusissimis ad apicem dense granulatis utraque glabris. Stamina 6 lobis perianthii opposita medio peri- anthii affixa subsessilia vel filamentis brevissime stij)itata, filamentis \-\ mm. ]ongis complanatis, antheris ovato-oblon- gis l§mm. longis -|mm. latis apice acutis apiculatis basi 2-lobatis introrsum dehis- centibus. Ovarium ovoideum sessile 2J mm. longum limm. latum glabrum, stylo columniformi 1 mm. longo, stigmate sub- globoso obscure lobato. Ovarium 3-lo- culare, ovulis numerosis anatropis erectis. HAB. Mt. Arisan, leg. S. SASAKI, Mai. 1913, (Xo. 11). Fig. 8O, Polyycmatum alle-lobatum HAYATA; a, a leaf; b, a flower; c, an outer sepal ; d, an inner sepal ; e, apical portion of a sepal, seen from within ; f, g, a stamen, seen from different sides ; h, ovary ; i, cross section of the same. Fig. a, natural size ; b, c, d, and h, x .3.5 ; others much more magnified. 230 LILIACE^E. It is Avith some hesitation that I have referred this plant to Polygonatum. It agrees with the same genus in " Perianthiuin marcescens, demum deciduum. Stamina 6, anthera? oblongo-lineares, erecta?, basi 2-loba3, dorsifixa3, loculis introrsum dehiscentibus. Ovarium sessile oblongum v. globosum 3-loculare ; stylus breviter columnaris, stigmate parvo v. parum incrassato ; ovula in loculis oo. (BENTH. et HOOK. f. Gen. PL III. p. 768) " ; but differs from the genus by the much longer perianth-lobes which are longer than the tubes, by the very short perianth-tubes, by the nearly sessile apiculate anthers which are attached to the middle of the perianth and by the pedicels which are not articulated under the calyx. In Polygonatum, the perianth-tubes are " cylindrico basi interdum latiore ; lobi breves, erecto-patentes ; stamina tubo affixa eoque inclusa, fila- rnentis filiformibus rarius cornplanatis ; pedicellis sub apicem articulatis. — I.e. p. 768 " and " Blh. cylindrisch mit 6 dreieckigen oder lanzettlichen kurzen Abschnitten. Stf. bis uber die mitte der Kohre mit derselben vereinigt. A. am Grunde 2-lappig, langlich, nach innen aufspringeud. Bl. stiele unterhalb der Bl. gegliedert. (ENGLER Pfl.-fam. II.-5, p. 80)." HOOKER states in his Flora of British India VI. p. 319 that " anthers subsessile on or above the middle of the tube, included dorsifixed." Upon considering all the above accounts, this new plant may be referred to Polygonatum rather than to be regarded as representing a distinct genus. Disporopsis HAKCE in Journ. Bot. (1883) p. 278; ENGLER in Pfl.-fam. II.-5, p. 81, et Nacht. II-5, p. 76 ; DUNN et TUTCH. Fl. Hongk. Kwangt. p. 279. Disporopsis arisanensis HAYATA sp. nov. Rhizoma teres repens remote radiciferum viride cicatricibus squamarum notatum, (cicatricibus annuli-formibus), incrassatum lasve glabrum 5-6 mm. in diametro, (radicibus teretibus longiusculis 2 mm. in diametro), prope apice lateraliter (vel quasi-lateraliter ?) supra terrain caulem singulum verticaliter emittens apice acutum squamis latiusculis 5-6 obtectum. Gemma caulis ad apicem rhizomatum sita elongata horizontaliter ascendens cylindrica apice acuta squamis dense approximatim dispositis complete obtecta, squamis inferioribus triangularibus brevioribus amplexicaulibus, superi- oribus elongatis basi cylindrico-vaginatis apice triangulari-obtusis caulem amplec- tantibus glabris. Caulis glaber teres crassiusculus 30-40 cm. longus glaberrimus LILIACE^E. 231 basi baud squarnatus basi 5mm. in diametro sectionis subrectus suberectus sed plus minus recurvus a basi usque ad medium efoliatus rectus a medio ad apicem foliatus plus minus flexuosus. Folia alterna a se 2-3 cm. remota dorsiventraliter disposita ovato-oblonga crassiuscula in exsiccato tenuiter chartacea 7^-9 cm. longa 3-4 cm. lata apice caudato-acuminata (caudis ^-Icm. longis apice obtusis) basi rotundata integra glaberrima supra in vivo viridissima subtus pallidissima parallelo-nervia, nervis supra impressis subtus elevatis, petiolis 7-15 mm. longis basi cum puivino articulatis glabris. Flores axillares solitarii nutantes, pedicellis 2 cm. longis glabris sub apice articulatis, stipitibus perianthii 1-2 mm. longis. Perianthium late campanulatum cum lobis 13-1 5 mm. longum latins quam longius, tubo obconico 3 mm. longo, lobis 6 patentibus medio sursum subito exteriore reflexis 11-10 mm. longis circ. 5mm. latis apice obtusis granulato- muricatis basi baud contractis 3-nerviis margiiie tenuissimis plus minus imbri- catis glabris. Stamina 6 lobis perianthii opposita, filamentis (vel laciniis corona) valde dilatatis ex apice tubi perianthii oriundis 7mm. longis 4mm. latis glabris usque ad medium se connatis coronani formantibus apice profunde 2-lobatis, lobis linearibus 3 mm. longis 1mm. latis, antheris sub sinu inter lobos filamento- rum sitis ovato-oblongis 2|mm. longis IJmm. latis apice acutis apiculatis basi 2-lobatis. Ovarium ovoideum sessile 4mm. longum 3-loculare 3-lobatum, (lobis medio 1-sulcatis), glabrum medio transverse leviter constrictum apice ad stylum abeuns, stylo columniformi 3 mm. longo glabro apice stigmatoso dense minute globuloso-setulifero, ovulis in quoque loculo 6 horizontaliter dispositis anatropis. Bacca globosa circ. 1cm. in diametro fusco-purpurascens 4-5-sperrna. Semina subglobosa plus minus angulata 5 mm. in diametro apice umbonata, umbonibus rubescentibus, testa membranacea ; albumen osseum. HAB. Mt. Arisan : Nirnandaira, leg. B. HAYATA et TAKEO ITO, Aprili. 1915, (fructus); Mt. Arisan, leg. S. SASAKI et B. HAYATA, Jan. 1915, fl. et fr. (typus!) ; Tozan, leg. G. NAKAHARA, Oct. 19CT5. It is with some hesitation that I have referred this species to Disporopsis, whose original description- is rather too imperfect to be clearly understood. To begin with the perianth, the description runs "perigonium corollinum, campa- nulatum, basi leviter saccatum, segmentis 6, subsequalibus, crassiusculis, uniner- viis, tubo duplo longioribus." So far, this agrees fairly well with our plant. 232 LILIACEyE. Then comes the corona " Corona apice tubi inserta, lobis paulo brevior, ultra medium in lacinias 6, staminibus alternantes, lineares, acutas, conniventes, genitalia omnino velantes, fissa." I have been very much puzzled to understand what is meant by the " corona." As to the stamens, it is stated " stamina 6, inter coronas lobos affixa." The explanation which I shall give to the " corona," judging from the position of the anthers, is that it is a cylindrical tube, com- posed of dilated filaments which are united one to another and protrude far beyond the insertion of the anthers, but the points of insertion are terminated by the anthers themselves. In other words, the corona is a tube formed by the perfectly united broad filaments which are sagittately 2-lobed at the apex and have anthers at the sinus between the lobes. Then follows " filamentis brevissimis ; anthers introrsis, brevibus, dorsifixis, secus margined dehiscentibus. Ovarium sessile, ovoideum, trigastrum, triloculare. Stylus brevis, crassiusculus ; stigma punctiforme. Ovula in quoque loculo 4, angulo interno affixa, horizon- talia. Bacca ? Herba rhizornatosa, caulescens, " If my explanation of the " corona " is correct, our plant perfectly accords with HANCE'S original description in the 'generic characters. The Formosan species has filaments with sagittate apex, partly united, but distinct nearly half way down. The point of difference between HANCE'S species and mine is, therefore, whether the filaments are perfectly united one to another or connate for half their length, which however can scarcely warrant that the two are not congeneric. Disporopsis leptophylla HAYATA sp. nov. (Fig. 81) Rhizoma repens ; caulis ad apicem rhizomatis terminaliter situs ascendens 37 cm. longus basi squamis latissimis pluriis suffultus glaber teres meclio 5 mm. in diametro sec- tionis a basi usque ad § altitudinem efoliatus sursum foliatus, partibus foliatis 7 cm. longis. Folia alterna tenuissime membranacea ovato-oblonga 8 cm. longa 4 cm. lata apice caudato-acuminata ad summum obtusa basi rotundata rnargino integra, petiolis 1 cm. longis basi articulatis. Flores axillares solitarii nutantes, pedicellis glabris 1 cm. longis sub apice articulatis, stipitibus perianthii 1 mm. longis. Perianthium pendulum tubuloso-campanulatum 9-10 mm. longum 6mm. latum apice 6-lobatum, tubo 3 mm. longo, lobis 2-seriatim dispositis oblongis 6 mm. longis basi contractis 3| mm. latis apice obtusis vel obtusissimis apice granulato-muricatis margine tenuissimis imbricatis contactis. Corona (i.e. tubus LILIACE.E. 233 filamentoram dilatorum se connatormn) ex apice tubi perianthii oriunda 4 mm. longa erecta glabra apice 5- laciniata, laciniis circ. 2mm. longis apice 2-lobatis, lobis obtusis. Stamina 6 lobis peri- anthii opposita ad coronam adnata sub sinibus inter lacinias coronas disposita, an- theris ovato-oblongis 2 mm. longis l^mm. latis apice acutis et apiculatis basi 2- lobatis. Ovarium ovoideum 3 mm. longuni apice ad stylum abeuns glabrum. Stylus columniformis 4-5 mm. longus apice 3-lobatus stig- matosus. HAS. Mt. Arisan, leg. S. SASAKI, Mai. 1912. Fig. 81, Disporopsis leptophytta HAYATA; a, a leaf, natural size ; b, a flower ; c, an outer sepal ; d, an inner sepal ; e, perianth and corona expanded ; f, the same, partly taken off; g, apical portion of a perianth- lobe, seen from within ; h, the same, seen from with- out ; i, ovary. Figs, b, c, d, e, f, and i, X 2 ; others much more magnified. Trillium LINN. Trillium Tschonoskii MAXIM.; FORBES et HEMSL. Ind. Fl. Sin. III. p. 144. HAB. In montibus : Tokunankei, leg. T. KAWAKAMI et U. MORI, Aprili. 1910, fl. DISTRIB. China and Japan. Smilax LINN. Smilax arisanensis HAYATA (Fig. 82) Mater. Fl. Formos. p. 356. Descrip- tio auctata : Pedunculi graciles 1^ cm. longi complanati axillares solitarii apice flores 10-15 umbellatim gerentes, radiis umbellarum (pedicellis floris) 2-3 mm. longis basi bracteis minutis obtusis instructis. Perianthii segmenta 6 inasqualia, exteriora obovato-oblona 2 mm. lona 1 mm. lata intus valde concava extus LILIACE^E. convexa apice dorso carinata ad apicem interiore recurva breve apiculata, apiculis deorsum vergentibus, utraque pagine glaber- rima, segmenta interiora paullo minora valde crassa oblonga If mm. longa 1mm. lata extus convexa intus plana apice apiculata, apiculis interiore deor- sum recurvis. Stamina perfecta non visa. Stami- nodia 3 segmentis exterioribus opposite et basi segmentorum affixa subulato-linearia 1mm. longa glabra. Ovarium obovoideum l|mm. longum 1mm. latum glabrum, stigmatibus sessilibus perfecte 3- fidis, segmentis horizontaliter patentissimis dorso complanatis ovato-lanceolatis -£- mm. longis. HAB. Mt. Arisan : Hasegawakei, leg. B. HAYA- TA et TAKEO ITO, Mart. 1914. Smilax nervo-marginata HAYATA Mater. Fl. Formos. p. 361. Descriptio auctata: Flores monrecii ; pedunculi umbellarum solitarii axillares valde com- planati 2 cm. longi glabri l^mm. lati; umbella circ. 20-radiata, radiis patentissimis gracilibus 8 mm. longis glabris. Fl. $ : segmenta perianthii 6 tota distincta oblongo-lineari-ovata 3 mm. longa l^mm. lata apice acuta ad summum obtusa tenuiter inte- riore recurva, partibus recurvis ^ mm. longis fere contactis, basi plus minus angustata ad basin § mm. lata margine plus minus interiore plicata (valvata?) 1-nervia utraque pagine plicata in flore apertienti deorsum descendentia subrecta baud recurva. Stamina 9, exteriora 6 segmentis opposita, filamentis basi cum segmentis adnatis plus minus decurnbentibus com- planatis | mm. longis ^ mm. latis, staminibus interioribus 3 distinctis erectis, filamentis totis glabris, antheris conformibus linearibus 1mm. longis ^mm. latis cum filamento gequilatis. Eudimentum ovarii 0. Fl. $- : ignoti. Fructus praematurus globosus lasvis apice reliquis stigmatum sessiliuui coronatus. HAB. Loo-Choo: Mt. Onna, leg. S. KANASHIRO, Mart. (fl. $), 1912. Fig. 82, Smilax ari- sanensis HAYATA; a, a leaf; b, a female flower; c, a segment ; d, the same, seen from side ; e, ovary. LILIACE^E, 235 Heterosmilaoc KUNTH. Heterosmilax arisanensis HAYATA sp. nov. (Fig. 83). Caulis scaudentis- simus glaber teres longitudinaliter striatus vel sulcatus, ramis infra-axillaribus. Folia adulta alterna oblongo-cordata 17cm. longa llcm. lata apice caudato- acuminata ad summum acuminata basi cordata margine integra vel repanda plana tenuia 7-nervia chartaceo-membranacea, petiolis 2-3 cm. longis basi utro- que latere cirrhiferis, cirrhis ab axilla 2-3 mm. remotis simplicibus spiraliter recurvis. Folia hornotina oblongo-lan- ceolata 7-8 cm. longa 3|cm. lata apice acuminata basi rotundata 5-7-nervia, nervis venis venulisque utroque latere elevatis gracillimis grosse reticulatis. Pedunculi solitarii axillares 3icm. longi clorso complanati 1 mm. lati glabri apice timbellatini flores circ. 30 gerentes, radiis (vel pedicellis) 1 cm. longis glabris rectis gracilibus; receptaculo 4mm. in diametro dense bracteis obtecto, bracteis castaneis late rotundatis apiculatis. Perianthium floris $ fusiforme apice obtuso-truncatum basi attenuatum gla- brum 6 mm. longum 3 mm. latum gla- brum crassiusculuni apice brevissinie 3- lobatum, lobis ^ mm. longis § mm. latis clausis. Stamina 3, filamentis 2 mm. longis valde complanatis circ. 1 mm. latis apice plus minus angustioribus tenuissimis basi se connatis apice ad antherarn abeuntibus cum antheris asquilatis, antheris basifixis adnatis oblongis § mm. longis \ mm. latis leviter obscureque apiculatis basi late sagittiformibus toto cum filamento adnatis. Fru- ctus ignotus. Kig. 83, Heterosmilax arisanensis HA- YATA ; a, a leaf; b, a flower, X 3.5 ; c, the same, perianth partly taken off, showing stamens, X 3-5 ; d, a stamen ; much more magnified. 236 LILIACE.*:. HAB. Mt. Arisan : Taroyen, leg. B. HAYATA et TAKEO ITO, Mart. 1914. Near Heterosmilax Gaudichaudiana MAXIM. (DC. Monogr. I. p. 44 and BENTH. Fl. Hongk. p. 370), but differs from it in the much longer peduncles and in the greenish yellow flowers. H. Gaudichaudiana MAXIM, has white flowers O v (after DUNN and TUTCHER Fl. Hongk et Kwangt. p. 277). H. japonica KUNTH has an obovoid truncate perianth, while this new species has a fusiformed one. Mohdea ROTH. Rohtlca Watanabei HAYATA sp. nov. (=Tupistra Watanabei HAYATA) Herba. Rhizoma ignotum. Folia circum basin scapi 7-8-conferta lanceolata 40-80 cm. longa 5-7 cm. lata apice modice acuminata basi gi-adatim longe at- tenuata ad extremitatem plus minus dilatata se amplectantia sessilia utraque pagine glabra in exsiccato tenuiter coriacea vel chartacea, costis venis venulis in exsiccato utraque pagine elevatis, nervis lateralibus primariis 4-paribus, nervis secundariis inter primarios 4, tesserulis circ. 1 mm. latis 3-6 mm.- longis, margine integra, pagina ^~— formiter valde recurva apice fere ad terrain attingenti. Scapi inter fasciculos foliorum siti circ. 16cm. longi, pedunculis 9cm. longis 4-5 mm. in diametro sectionis teretibus, partibus floriferis 7cm. longis densissime floriferis glabris sub flore bracteis sirigulis instructis, bracteis lanceolatis glabris 13 mm. longis 4 mm. latis integris apice acuminatissimis erecto-ascendentibus inter flores valde exsertis basi plus minus contractis. Flores spicatim dense dispositi sessiles in apertienti haud clausi sed patentes. Perianthium late carnpanulatum cras- siusculum, tubo late breveque urceolato-campanulato 3mrn. longo 5-6 mm. lato basi rotundato utroque glabro, lobis 6 bi-seriatim 3-meris imbricatis horizon- taliter patentissiniis apice plus minus interiore recurvis, exterioribus majoribus utraque pagine glabris rotunda to-rhomboideis 5mm. longis 4^ mm. latis apice cuspidato-acutis basi plus minus contractis ad insertionem 3 mm. latis margine crenulato-denticulatis rarius lobatis, interioribus paullo minoribus. Stamina 6 lobis perianthii opposita, filamentis basi loborum perianthii affixis circ. 1 mm. longis basi valde dilatatis, partibus dilatatis cum perianthio perfecte connatis, antheris rotundato-oblongis 1| mm. longis 1^ mm. latis utrinque emarginatis dorsifixis introrsum dehiscentibus. Ovarium globosum glabrum fundo calycis tubi insitum 3-loculare, loculis 2-ovulatis. Bacca oblique globoso-ellipsoidea 12 mm. longa 1-sperma rubescens glabra. Semina matura globoso-ellipsoidea XYRIDE/E. 237 lata plus minus complanata glabra fuscentia, testa tenuissime membranacea hyalina ; albumen copiosissimum fuscens ; embryo extremitate albuminis situs linearis 3| mm. longus f mm. latus. HAB. Shintiku : Gakokitsu, leg. K. WATANABE, (fl. et fr. typ.!) ; in monti- bus Kappanzan, leg. U. MORI et Y. SHIMADA, Mart. 1910 (fl.) ; Nanto : Bibyo- naisan, leg. U. MORI, Juli. 1907, (No. 3492, fl.). The present species is somewhate near to the Japanese congener, R. japonica ROTH, in the habit, leaves and in the spikes ; but greatly differs from it in the very much longer bracts, in the patent flowers and in the stipitate anthers. Very distinct species. Xyridese. Xyris LINN. HOOK. f. Fl. Brit. Ind. IV. p. 365 ; BENTH. FL Hongk. p. 378 ; BENTH. et HOOK. f. Gen. Plant. III. p. 842 ; ENGLER in Pfl.-fam. II-4 p. 20 ; DUNN et TUTCHER Fl. Hongk. et Kwangt. p. 282. Xyris formosana HAYATA sp. nov. Herba scirpiformis scapifera, radicibus fibrillosis multissimis. Folia omnia radicalia coespitosa angustissime linearia plana hand teretia 10-25 cm. longa 1-3 mm. lata apice acuminata basi caulem amplectaritia longissirne vaginata interdum usque ad medium vaginiformia mar- gine integra haud serrulata crassiuscula sub microscopio ad paginam margin em- que minute muricata apice haud aristata. Scapi folia in longitudine valde excedentes vel iis breviores 10-40 cm. longi teretes glabri lasves haud ramosi simplices minus vel plus quam 1 mm. in diametro sectionis. Flores ad apicem scapi capitatim siti, capitibus depresso-globosis circ. 1 cm. latis 8 mm. longis apice rotundatis basi truncatis, bracteis rigido-coriaceis obovato-rotundatis 5 mm. longis 4 mm. latis utraque pagine glabris extus valde convexis intus valde con- cavis apice rotundatis basi late leviter cuneatis ad insertionem 2 mm. latis stirsum medio castaneis versus marginem pallidioribus medio crassiusculis ad marginem tenuissimis apice dorso apiculis brevissimis vel obsoletis instructis margine integris intus valde concavis florem ununi amplectantibus ; bracteolis lateralibus duabus hyalinis tenuissime membranaceis ecoloratis plicatis in explicate obovatis 4J mm. longis apice late acutis vel obtusis basi cuneatis dorso medio crasso- 238 AROIDE.E. carinatis, (carina dorso acuta), ovarium firme amplectantibus ; bracteola anterior tenuissime membranacea hyalina hand carinata longe nnguiculata apice dilatata, ungui linear! l^mm. longo ^mm. lato tenuissimo, parte dilatata oblongo- triangulari l^mm. longa 1mm. lata apice cuculliformi basi truncata abrupte ad unguem abeunti alabastrum floris complete involventi; bracteolas laterales persistentes post anthesin fructus firme amplectantes, sed bracteola anterior caducissima sub anthesin decidua. Periantliii tubiis fusiformi-obovoideus 2- 3 mm. longus 1-1 \ mm. latus apice rostratus ibique subito expansus ad limbum abeuns, limbo basi campanulato 1 mm. alto, lobis liberis patentibus obovato- rotundatis 3 mm. longis 2| mm. latis apice rotundatis basi subacutis inargine deorsum integerrimis sursum versus apicem denticulatis flavis. Stamina 3 lobis perianthii opposita ad basin loboruni adnata, filamentis brevissimis \ mm. lougis totiusque latis dorso complanatis glabris, antheris late rotundatis \ mm. longis latioribus apice profunde 2-lobatis basi cordatis extrorsum dehiscentibus, connectivis latis, fasciculis pilorum moniliformium utroque latere basis filamen- torum sitis. Ovarium elliptico-obovoideum 2^ mm. longum apice rotundatum, stylo terniinali erecto recto filiformi 2 mm. longo glabro apice 2-fido, ramis erectis f mm. longis apice stigmatosis, stigmatibus dilatatis peltatis \ mm. in diametro margine globuloso-ciliolatis. Capsula oblonga 4mm. longa 2^ mm. lata facie interiore plana facie exteriore convexa, semi-oblonga in sectione, 3-val- vata, valvis hyalinis tenuibus membranaceis. Semina numerosissima fusiformia \ mm. longa flavescentia longitudinaliter tenuissime striata, striis castaneis. HAB. Toyen, leg. T. KAWAKAMI et T. SOMA, Oct. 1914. Closely allied JT. pauciflora WILLD.; but, as far as is concerned the descrip- tion of the same species given in BENTH. Fl. Hongk. p. 379, our plant is distinctly different from the Hongkong plant in having outer wingless perianth-segments and inner unguiculate hood-formed ribless segment which is much thinner and hyaline. X. pauciflora has " perianth-segments 2 outer narrow and acute, the keel winged ; the third broad, but with a rather stiff and prominent midrib." Aroidese. IPothos LINN. Pothos seemanni SCHOTT (Fig. 84) MATSUM. et HAYATA Enum. PI. For- AROIDE.E. 239 mos. p. 460. The following localities of this plant are added to those which I gave in the former publications. HAB. Urai, Karapin, Kuraru, Bongari, Buisan. The species is widely distributed in For- mosa, northwards from Kelung as south as Kuraru and South Cape ; but does not extend to any higher elevation than that of 3000 ft. Pothos Warburgii ENGL. (in Bot. Jahrb. XXV. p. 2) is very likely to be the same spe- cies as Pothos Seemannii. Judging from the description, I think, the former is a mere form of the latter with a smaller spadix. So far, P. Seemanni is the only species of the genus, that we have seen in Formosa. JZpipremmim SCHOTT. Epipremnum formosanum HAYATA sp. nov. (Fig. 85). Planta epiphytica vel ad saxuin vel truncos repens. Ehizoma repens ubique radicans 1 cm. crassum leeve in exsiccato longitudinaliter rugosis- simum, rugulis multissimis deformibus, cicatricibus petiolorum distincte notatum, cicatricibus obtriangularibus transverse lunulatis 2cm. latis 8mm. longis. Folia membranacea alterna a se 4-5 cm. distantia in ambitu oblonga obovato- vel ovato-oblonga 40 cm. longa 25 cm. lata apice acuta vel acuminata basi late obtusa haud cordata pinnati-loba, sinibus inter lobos inferioribus a costa 2| cm. distantibus, lobis utroque latere generaliter 6-10, lobo terminal! trapeziformi apice cuspidato-acuto vel acuminate, lobis mediis lineari-triangularibus plus minus falcatis circ. 18 cm. longis basi 3J cm. latis apice acuminatissimis basi haud contractis sed latissimis, costulis loborum mediis a costa angulo 40°-50" egressis, sinibus inter lobos obtuso-rotundatis (mediis a costa folii 5 cm. distanti- bus), venis venulisque distincte reticulatis, petiolis 30 cm. longis semiteretibus intus planis vel concavis extus rotundatis convexis basi dilatatis, partibus dila- tatis triangularibus 13mm. longis basi 2cm. latis. Pedunculi axillares solitarii. Fig. 84, Pothos Seernanni "\VAKB.; a, a branch, with an inflo- rescence ; b, a spadix, showing a few stamens and an ovary ; c, por- tion of vertical section of the same, showing a stamen in its place ; d, a stamen; e, the same, seen from another side; f, ovary; g, the same in cross section. 240 Alabastrmn gemmae floriferas ovato-lineare erectum rectum basi partibus dila- tatis petiolorum foliorum fertilium involutum petiolo duplo brevius 15cm. longum teres 8 mm. in diametro. Spatha spadice brevior basin spadicis amplectans 13 cm. longa apice convoluto-acuta crassa. Spadix unisexualis cylindricus llcm. longus 2cm. latus apice obtuso-rotundatus deorsum plus minus latior. Flores $ densissime horizontaliter dispositi. Stamina generaliter 6, in mature exserta, filamentis complanatis ovario abor- tive firme contactis 1mm. latis in longitudine vari- abillimis nigricantibus apice subito contractis, antheris adnatis ovato-linearibus 2| mm. longis basi 1 mm. latis. Ovariurn abortivum obconico-cylindricum hexa- gonum in sectione 4-3 mm. longum 4mm. latum apice truncatum planuni ad centrum umbonatum, umbone lineari /'-^-formiter recurvo vel subrecto. HAB. Mt. Arisan: Funldko ad 5000 ped. alt., ad truncos repens, leg. B. HAYATA et S. SASAKI, Jan. 1912. The present plant has long been supposed to be indentical with the Tonga plant, E. pinnatum (LiNN.) ENGLER (=K mirabile SCHOTT, in ENGL. Pfl.-reich Heft 37 (IV. 23-B) p. 60, fig. 25). After careful exa- mination in its native locality, I am much inclined to regard the plant as a distinct species which is cer- tainly closely allied to the Tonga plant. Our species has unisexual spadix of which I was able to examine a male one. The new species differs from E. mirabile SCHOTT by the leaves which are oblong in its outline and obtuse but not cordate at the base, and in having unisexual spadix. The plant exists in a forest in Mt. Arisan at elevations of nearly 5000 ft. As to another Epipremnum which was also regarded to be the same as E. mirabile, I am not in the position to say any- thing about its identification, as I have not as yet seen the spadix. Fig. 85, Epiprem- num formosanum HAYATA ; a, a spadix a little re- duced; b, stamens and a rudimentary ovary seen from above; c, the same, seen from side; d, e, a stamen, seen from dif- ferent sides; f, rudimen- tary ovary; g, the same in vertical section. 241 Ariscema MART. Arisaema brachyspatha HAYATA sp. nov. (Fig. 86). Folia cuin scapo basi squamis vaginiformibus 3-4 involuta, squamis hyalinis tenuissimis sursum purpureo-maculato-punctatis extimis 3cm. longis in explicate 18mm. latis apice rotundatis intimis longissimis 15cm. longis apice acuminatis basi vaginiformibus. Folia solitaria lamina bipartita, partibus basi a se angulo 80° divaricatis, inter partas foliolo uno sessili • instructa, partibus pinnatis vel pinnatifidis, pinnis partis singulas secundum latere interiore dispositis a se 1cm. remotis infimis longissimis lanceolatis 9cm. longis 18 mm. latis apice acuminatissimis sessilibus margine tenuissime purpureo-marginatis minute denticulato-crenulatis, pinnis superioribus minoribus, petiolis 35 cm. longis vaginiformibus, partibus vagini- formibus 30cm. longis scapum amplectantibus. Scapi singuli cum spatha 35 cm. longi vagina petioli in- voluti. Spatha suberecta deorsum tubiformis 6 cm. longa in explicate 2 cm. lata, partibus tubiformibus 2-3 cm. longis, lamina 3cm. longa apice caudato- acuminatissima basi plus minus contracta. Spadix florum masculinorum cylindricus sessilis l^crn. longus (exceptis appendicibus) 3J mm. latus (cum floribus), fioribus dense dispositis, appendice suberecta longe exserta plus minus recurva 6 cm. longa basi 2 J mm. lata glabra lasvi columnar! sursum gradatim attenuata subfiliformi apice viridi. Flores $ : dense dispositi ; stamina 3-aggregata, filamentis brevissimis ^ mm. latis ^ mm. longis, antlieris reniformibus § mm. latis ^ mm. longis apice mucronatis basi cordatis 2-locularibus. HAB. Fokien: Kozan, leg. S. NAGASAWA, Aprili. 1910, (No. 216). Near Ariscema Thuribergii BLUME, but differs from that by the much shorter not fornicate spathaa which are completely tubiformed towards the base. In A. Thunbergii, the spatha is cleft on one side, and the margin of the cleft is imbricate. Arissema consanguineum SCHOTT ; HOOK. f. Fl. Brit. Ind. VI. p. 505. Fig. 86, Arisaama brachyspatha HAYATA; a, a male spadix ; b, a male flower with two stamens; c, another male flower with three stamens. 242 AROIDE^E. A. rubescens SCHOTT. var. consanguineum ENGL. in DC. Monogr. Phan. II. p. 558. HAB. Mt. Arisan: Nimandaira, ad 7000 ped. alt.; Heishana, ad 7500 ped. alt. Tuber valde depresso-globosum 2-2J cm. latum 1 cm. longum, radicibus facie superiore tuberis radiatim sitis. Petioli folii 60 cm. longi basi cum vaginis 13 mm. lati purpureo-marmorei vel non marmorei, lamina radiatim 10-11-secta, seginentis lanceolatis lineari-lanceolatis vel obovato-lanceolatis 10 cm. longis (ex- ceptis capillis) 2 cm. latis apice subito acuminatis ad apicem capillis tenuissimis 7 cm. longis instructis basi attenuatis margine subintegris vel remote serrulatis interdum purpureo-marginatis tenuiter herbaceis. Pedunculi spadicis 18 cm. longi in longitudine dimidium petioli asquantes parte vaginiformi petioli inclusi sursum liberi. Spatha cum tubo laminaque (exceptis capillis) 13 cm. longa circ. 4cm. (in lamina) lata, tubo cylindrico latere uno usque ad basin fisso convoluto basin angustato haud ventricoso 5 cm. longo ore subtruncato, lamina ad medium fornicata basi margine recurva apice subito acuminata ad capillum 23 cm. longum abeunti rnulti-nervia intus viridi vel fusco-purpurea albo-striata. Spadix floris masculinus : parte florifera cylindrica 3 cm. longa circ. 5 mm. lata sursum latior, appendice clavato-columniformi 3 cm. longa 8 mm. lata apice rotundato-clavata deorsum leviter angustiori a tubo spathse vix exserta Isevi ad apicem alba vel atro-purpurea vel interdum toto viridi ; flores $ : laxe dispositi ; stamina 2, filamentis brevissimis se connatis, antheris reniformibus 2-locularibus, loculis purpureis sub microscopio minute tuberculatis ; pollina purpurea. Spadix floris fceminei : parte florifera 1 cm. longa vel longiore ovoideo- conica basi 11 mm. lata apice 3 mm. lata, appendice 4| cm. longa sursum latiore deorsum angustiore vel + contracta apice Isevi vel minute tuberculata deorsum remote laxeque setulosa, setulis mollis 2 mm. longis ; appendice in colore varia- bili. Bacca sanguineo-rubra polygono-oblonga 1 cm. longa 6 mm. lata 4-sperma. Semina polygona facie plana dorso rotundata ad extremitatem altram acuta et caudata ad altram extremitatem truncata umbonata alba, testa membranacea ; albumen copiosum osseum ; embiyo centre albuminis situs spathuliformis 3 mm. longus, cotyledone complanata plana 1§ mm. lata. The description of the fruit above given is drawn from a specimen found at a place where A. consanguineum grew. The fruit-bearing specimen having ARO1DE.E. 243 no leaf, it is a little doubtful if it really belong to the same species. Either type or original description I have never seen. So far as the description given by HOOKER is concerned, our plant is highly probably referable to this species. The above description is drawn up from a set of perfect specimens collected in Mt. Arisan. Arissema formosana HAYATA n. n. (Fig. 87). Ariscema alienatum SCHOTT var. formosana HAYATA Mater. Fl. Formos. p. 371. Very near A. alienatum SCHOTT. ( = A. concinnum SCHOTT Bot. Mag. t. 5914); but differs from it by the very much more slender appendex, and by the much more densely arranged male and female flowers. HAB. Mt. Arisan : a Funkiko usque ad Arisan, 4700- 7500 ped. alt., leg. B. HAYATA et TAKEO ITO, Mart. 1914. The original specimen of Ariscema alienatum var. formosana HAYATA is rather imperfect and therefore it is at present difficult to identify the present plant with the original ; but in all probability, I think the Ariscema in question is identical with the former. As the original description is based upon an imperfect specimen, it is my desire to give here another exhaus- tive description drawn from perfect material. The segments of the leaves are very variable in number, shape and size. They vary from 7 to 11, from lanceolate to narrow linear, from 8 cm. to 25 cm. in length and from 4 mm. to 4 cm. in breadth. Petioles are some- times snake-colored, but sometimes are not at all maculated. The appendices of the spadix are usually softly setose, but sometimes quite smooth. Tuber depresso-globosum 25 cm. in diametro 1 cm. longum, radicibus facie superiore tuberis sitis. Folia singula, petiolo 76 cm. longo basi cum vaginis 15 mm. lato purpureo-marmoreo, vaginis 2-3 dispositis tenuiter membranaceis, lamina radiatim 13-secta (interdum 7-11), segmentis lanceolatis vel obovato-lanceolatis 20cm. longis 4cm. latis apice caudato-acumi- natis (acuminibus 1-2 cm. longis apice filiformibus) basi gradatim attenuatis Fig. 87, Ariscema formosana HAYATA; a, a male spadix ; b, a female spadix. 244 AKOIDE.E. teimissime membranaceis. Scapi petiolo breviores 50 cm. longi in partibus ma- joribus vagina petioli involuti. Spatha deorsum cylindrica latere uno ad basin fissa erecta supra medium fornicata sursum viridis albo-striata ad apiceni longe acuminata ad capillum 13mm. longum abeuns supra medium alba infra medium fusco-purpureo-striata alba. Spadix (floris masculini) cylindricus deorsum latior exceptis appendiculis 2 cm. longus sessilis basi cum floribus 4-5 mm. latus apice 3 mm. latus, appendice 4 cm. louga lineari-filiformi + recurva deorsum latiore 1 mm. lata molle setosa (setis mollis IJmm. longis horizon taliter vel descendentc patentibus), sursum viridi angustiore apice \ mm. lata. Flores dense dispositi ; stamina 2-aggregata, filamentis brevissimis ^ mm. longis, antheris brevissime apiculatis vel non apiculatis 2-locularibus, loculis globosis ; iis staminum in- ferioruni minoribus ^ mm. latis, iis staminum superiorum majoribus f mm. latis. Spadix floris foeminei cylindricus 2 cm. longus (exceptis appendicibus) sessilis basi latior 1 cm. latus sursum angustior 5 mm. latus, appendice 7 cm. longa viridi deorsum latiore setosa, setis mollis horizontaliter vel descendente paten- tibus 3-4 mm. longis teretibus. Flores -9- dense dispositi ; ovaria obcuneata 2 mm. longa apice truncato-conica rhomboidea, stigmate apiculiformi. Pollina purpurea. Arissema formosana HAYATA form, stenophylla- Folii laininfe radia- tim ll-sectee, segmentis linearibus 25 cm. longis 6 mm. latis apice acuminatis- simis basi attenuatis tenuissime membranaceis ; spatha quam spadice angustior. Bacca subviridis vel flavescens viridis depresso-hexagona vel trigona apice late truncata hexagona vel trigona apice 6-7 mm. in diametro 6-7 mm. longa. Semina rubra polygona 3 mm. longa 2^ mm. lata. HAB. Mt. Arisan, leg. S. SASAKI, Mai. 1913, (No. 5). Arissema grapsospadix HAYATA sp. nov. (Tab. XVII.). Tuber oblongo- ovoideum 4-5 cm. longum 2-2J cm. latum plus minus recurvum, radicibus ad totam faciem sitis filiforrnibus eramosis. Folia geminata vel ternata, altrum longius altrum brevius vel sequilongum, basi petioli squamis vaginiformibus 2-3 involuta, petiolis basi vaginiformibus, partibus vaginiformibus se amplectantibus 30-3 5 cm. longis usque ad basin fissis apice rotundatis infra apicein dorso partes teretes petiolorum emittentibus, partibus teretibus petiolorum 11 cm. longis, lamina trifoliolata, foliolo terminali ovato-lanceolato vel oblongo-lanceolato AROIDE^S. 245 15 cm. longo 4^ cm. lato apice subito acuminate ad apicem arista 2mm. longa instructo basi obtuso vel cuneato-attenuato margine minute crispulato, costa subtus elevata supra plana, venis primariis 10-12 subrectis angulo 50° a costa egressis prope inarginem vena marginali primaria junctis, vena marginali pri- maria a margine 3 mm. remota, vena marginali secundaria a margine ^ mm. remota, tenuiter membranaceo, petiolulo 2^ cm. longo ; foliolis lateralibus eo terminalo paullo brevioribus 13 cm. longis 4 cm. latis cum foliolo terminal] conformibus sed basi valde obliquis, latere interiore acuto 18 mm. lato, latere exteriore rotundato 22mm. lato, petiolulis brevioribus 5mm. longis. Pedunculi ppadicis 40-45 cm. longi vagina petioli involuti sursum liberi. Spatha cum lamina 10J cm. longa sursum atro-viridis basi laminfe areolis albis notata, (are- olis late transverse lunatis 21 cm. latis), deorsum viridis prope basin albicans, tubo 6 cm. longo 3 cm. lato ore subtruncato latere uno usque ad basin fisso, lamina supra medium fornicata (in explicate) triangulari 4cm. longa basi 3cm. lata apice triangulari-acuta ad apicem arista 2 mm. longa instructa. Spadix floris masculini curn appendice 9cm. longus, parte florifera 3cm. longa cum flori- bus 3-4 mm. lata laxe flora ta, appendice 6cm. longa filiformi deorsum Levi-pur- pureo-viridi supra medium usque ad apicem fusco-viridi apice subulata subrecta vel subrecurva infra apicem setis rnollis 3 mm. longis densiuscule disposita, parti- bus setigeris 1| cm. longis. Fl. $ : laxiuscule dispositi ; stamina 3 aggregata, nlamentis brevissimis se connatis ^mm. longis, antheris purpureis 2-locularibus, loculis globosis \ mm. in diametro ; pollina albicantia. Spadix floris foeminei : spadicis pars florifera 27 mm. longa cum floribus 5 mm. lata, appendice basi interdum flores rnasculinos 2-3 gerenti ; fl. -^ : densiuscule dispositi ; ovaria 6-ovulata oblique obovoidea sessilia ascendente sita 3 mm. longa 2 mm. lata loevia, stylo \ mm. longo, stigmate terminal! truncate. Bacca dense disposita oblique conico-ovoidea latere + complanata apice conico-acuta rubra 2-3-sperma. Semina conica apice conico-acuta vel acuminata basi truncata vel concava ad centrum umbonata vel bilateralia facie plana dorso rotundata, testa membra- nacea in exsiccato elevato-reticulato-rugulosa, albumen osseum. HAB. Arisan, inter Funkiko et Taroyen, ad 6000 ped. alt., leg. B. HAYATA et T. Ito, Mart. 1914 (fl.) ; ibidem leg. B. HAYATA et S. SASAKI, Jan. 1912, fructus ! 246 AROIDEvK. Closely allied to 4. laminatum BLUME (BENTH. Fl. Hongk. p. 342) ; but differs from it by the petiolate leaflets and by the lamina of the spatha ending Avith a very short arista of 2 mm. in length. Also near Ariscema penicillatum N. E. BROWN (in Journ. Linn. Soc. Bot. XVIII. (1881) p. 248, t. 5), but dis- tinguishable from it by the very oblique ovoid ovary which are ascendingly arranged and in having the spadix with the dark green penicillate apex. Arisaema kelung-insularis HAYATA sp. nov. (Fig. 88). Tu- ber ____ Folia singula, lamina in ambitu rotunda ta radiatim 11-par- tita, segnientis longe linearibus 30-35 cm. longis 1^ cm. latis apice longe filiforme acuminatis basi attenuatis margine integris tenuis- sime herbaceis, petiolis 40cm. longis teretibus deorsum purpureo- marmoreis basi vaginatis scapum amplectautibus. Pedunculus floris foeminei 18-20 cm. longus. Spatha basi tubiforinis fornicata 15cm. longa in explicate ad orem 4cm. lata apice caudata (caudis apice filiformibus) sursum viridis albo-striata. Spadix cylindricus 22cm. longus (exceptis stipitibus appendiculisque) 9 mm. latus utrinque trun- catus dense ovariifer, stipite 15 mm. longo basi dilatato subconico basi 1 cm. in diametro, appendice clavato-cylindrico-columuiformi 5-6 cm. longa sursum latiore deorsum minus lata basi 2 mm. in diametro sursum 3-4 mm. in diametro medio deorsum setosa, setis mollis 7 mm. longis ascendentibus, a medio sursum lasvi apice rotun- data. Fl. -£ : ovaria obconica sessilia hexagoniformia dense disposita ; stigmata punctiformia. HAB. Ins. Kelung, leg. S. SASAKI, Mai. 1910. Near Ariscema formosana HAY., but differs from it by the HAYATA; a, appendices of the spadices which are much thicker and rod-formed. a female spa- Arisgema ringens SCHOTT.; MATSUM. et HAYATA Enurn. PI. dix' Formos. p. 457. HAB. Kelung, leg. B. HAYATA et S. SASAKI, Juiii. 1912. Arissema Takeoi HAYATA sp. nov. Tuber depresso-globosum 2 cm. longum 3 cm. latum per totam faciem radici-ferum. Folia solitaria, petiolis 68cm. longis basi squamis paucis obtectis, lamina pedatim 2-partita, partibus a se angulo 90" egressis circ. 10cm. longis unilateraliter segmentiferis, segmento singulo Fig. 88, Ariscema ke- AROIDE^E. 247 central! inter partes sito lanceolate 11 cm. longo 3 cm. lato apice acumi- nate ad summum breve aristato basi cuneato sessili, segmentis partium singu- larum 11, infimis longissimis superioribus gradatim brevioribus superrimis ad 3 cm. reductis, infimis longissimis oblanceolatis 20 cm. longis 3| cm. latis apice acuminatissimis (acumine lineari) integris herbaceo-membranaceis basi cuneato-attenuatis, inferioribus a se 3 cm. remotis. Scapi 80 cm. longi ad § longitudinem vaginis petiolorum involuti medio 8 mm. crassi glabri. Spatha a basi usque ad medium tubiformis sursum limbiformis inter limbum et tubum plus minus constricta, tubo 6 cm. longo 13 mm. lato latere uno fisso, limbo ovato-oblongo 6 cm. longo 3 cm. lato plus minus procurvo apice acumi- nato basi constricto cum tubo leviter viridescenti. Spadix $ toto glaber- rimus laevissimus stramineus teres apice longissime filiformis cum filis 30- 40 cm. longus basi florifer, parte florifera 4 cm. longa 4 mm. lata. Flores $ densiuscule dispositi, antheris 2-3 subsessilibus 2-locularibus, loculis globosis | mm. in diametro. HAB. Taihoku : Kinkwaryo, leg. TAKEO ITO, Mai. 1915. Near A. Thuiibergii BLUME ; but distinguishable from it by the spathas which in this new species are slightly greenish, and very much contracted between the limbs and tubes, without making any reflexed margin at the mouth of the tubes. Colocasia LUDW. Colocasia kotoensis HAY ATA sp. nov. Bhizoma teres versus apicem \\ cm. crassum reliquis petiolorum dilatis obtectum. Folia ad apicem rhizomatis 4-5 fasciculatim sita longe petiolata, lamina triangulari-ovata 17 cm. loriga 14 cm. lata apice triangulari-acuta basi profunde cordata, lobis cordis auriculiformibus divaricatis angulo 60-90° a se egressis apice obtusissimis vel rotundatis (sinibus cordis triangularibus), margine integra crassiuscule membranacea, venis venulis parallelis, venulis secundariis minute tessellatis, utraque pagine glaberrima, petio- lis 20-25 cm. longis glabris sursum teretibus deorsum vaginiforme dilatatis ad basin extremitatis subito dilatatissimis, partibus dilatatissimis triangularibus 2 cm. longis totiusque latis vel latioribus rhizoma semi-amplectantibus. Scapi cum spadice 20-25 cm. lougi glabri. Spatha late obovato-oblonga 9 cm. longa 6 cm. lata dextrorsum convoluta in convolute 3 cm. lata cylindrica apice acuta 248 ALISMACE^E. spadicem complete obtegens glabra. Spadix sessilis cum parte apicali appen- diculata (neutral!) 7 cm. longus tereto-clavatus basi oblique cum basi spathns junctus, partibus ovariiferis a basi usque ad medium spadicis extensis 4cm. longis cylindricis apice basique breve attenuatis medio latissimis 9 mm. latis a basi usque ad f cum ovariis corpora pauca gerentibus sursum sole ovaria gerenti- bus, partibus antheriferis a medio sursum usque ad f altitudinem extensis 17mm. longis 12 mm. latis quam parte ovariifera latioribus, partibus appendiculatis a | altitudine sursum usque ad apicem spadicis extensis 2cm. longis 1| cm. latis apice obtusissirnis. Fl. $ dense dispositi, staminodiis inter Sores nullis. Sy- iiandrium liberum 2-staminale, filamentis IJmm. longis 1mm. latis complanatis glabris crassissimis rubro-punctatis facie interiore a basi usque ad medium se connatis, antlieris liberis haud connatis filamento sequilatis fequicrassis 1 mm. longis paullo plus quam 1 mm. latis apice truncatis dense fusco-punctatis ad centrum apicis mucronibus singulis obtusis instructis. Corpora versus apicem spadicis dense disposita clavata 2-3 mm. longa 1 mm. lata 2-3 se connata crassa rubro-punctata. Fl. -9- : ovariurn paullo oblique ovoideum cum stigmate 1^ mm. longum f mm. latum glabrum apice brevissime rostratum apice stigmatosum haud punctatum, stigmate truncate rubescenti, 1-loculare cor-ovulatum, placentis 2-3 parietalibus, ovulis oo orthotropis ab apice funiculorum pendulis, funi- culis longiusculis ascendentibus. Corpora inter ovaria inferiora disposita clavi- formia 1| mm. longa apice globosa. HAB. Kotosho, leg. Y. TASHIRO, Aug. 1914. Near Colocasia antiquorum SCHOTT., but quite distinguishable from it by the spadices which are entirely wanting the neutral portions between stamini- ferous and ovariiferous portions, and by the quite obtuse conical appendices. Alismaeeee. LopJiotocarpus DURAND. "Ind. Gen. Phaner. (1888) p. 627." BUCHENAU Alismatacete in BNGLER Pfl.-reich p. 35. = Lophiocarp2ts MIQ. " 111. Fl. de 1' Archipel Indien (1870) p. 50, (nee TURCZ. in Bull. Soc. Natur. Mosc. XVL (1843) p. 55, Genus Cheno- podiacearum)." The original description of this genus is not accessible to me. BUCHENAU ALISMACE^E. 249 remarks in his monograph, " flores polygami (hermaphroditi et masculini), stamina 9 usque 12 cetera ut in Sagittaria....~Pl&ntse submersae fluitantes ; folia longe petiolata, lamina in superficie aquas natans, ovalis basi profundo excersa (laminae Nyiwphceantm similis) ; flores emersi." Our species exactly agrees with this genus, but for its having invariably hermaphrodite flowers. It may be well inferred, however, that polygamous flowers may be found in the Formosan species when rich collections of the same plant are examined. Lophotocarpus formosanus HAYATA sp. nov. Herba aquatica acaulis. Folia omnia radicalia fasciculatim disposita, petiolis 15-20 cm. longis medio 5 mm. latis apice valde angustatis 1-2 mm. latis glabris, lamina rotundata vel triangular! circ. 3 \ cm. longa toiusque lata apice obtusissima vel rotundata basi profunde cordata, lobis cordis l|-2 cm. longis apice acutis vel obtusis vel ro- tundatis plus minus divaricatis, sinibus cordis latis triangularibus, margine in- tegra membranacea palmati-nervia utraque pagine glabra subtus pallida minute punctata. Scapi a centre fasciculi foliorum oriundi 10-15 cm. longi aphylli apice flores umbellatirn vel cyinosim 2-3 gerentes. Urnbellse (vel cymee) 2-3-florato3 basi involucro sufMtcis, involucre tenuiter membranaceo campanula to 7 mm. longo apice totiusque lato apice 3-4 lobato, lobis triangularibus obtusis ; radiis umbellarum vel pedicellis florum 5 mm. longis validiusculis glabris erectis. Sepala 3 ovata 7 mm. longa 5-6 mm. lata apice obtusissima basi haud vel vix contracta ad basin 3^-4 mm. lata margine hyalina tenuissima integra glabra. Petala tenuissima post anthesin evanescentia 7 mm. longa cum sepalis asquilonga 5-6 mm. lata apice late rotundata basi fere rotundata ad insertionem \ mm. lata. Stamina 9, filamento complanato 2 mm. longo, anthera adnata oblonga 1 mm. longa apice acuta. Carpella oo, receptaculo 3mm. longo 2J mm. lato ellipsoideo apice obtuso basi haud contracto ; carpello cum stylo 1 mm. longo ; ovario semi- oblongo glabro. Achrenia valde complanata oblique oblonga 3mm. longa 2mm. lata margine grosse deutata, (dentibus \ mm. longis ^ mm. latis apice truncatis vel obtusis complanatis), facie paucissime muricata vel sublaevia apice stylo dentiformi truncato oblique coronata; albumen 0; embryo oblique U-formiter recurvus, partibus recurvatis firrne se contactis. HAB. Toyen, leg. S. SASAKI, Sept. 1908 ; Bioritsu, Taiko, leg. Y. SHIMADA, Aug. 1907, (No 4209). 250 GRAMINE.E. Our plant differs from its allied species L. guyanensis in wanting male flowers and in other not very important points. Sagittaria LINN. Sagittaria pygmaea MIQ. Prol. Fl. Jap. p. 138. "Folia lineari-subspa- thulata, parte suprema paullo latiore acutiuscula trinervula laminam pro pariam fere referente. Scapus folia vix superans subumbellato-pauciflorus monoicus, floribus masc. cum fern, sessili vulgo geminis graciliter pedunculatis, axis conti- nuatione tanquam tertio pedicello apice paucifloro (masc. ?) ; fl. masc. circiter 12-andri." HAB. Bioritsu: Taiko, leg. Y. SHIMADA, Aug. 1907, (No. 4208). Compared witli a Japanese specimen in the Tokyo herbarium. Our plant accords tolerably well with the original description of MIQUEL. Leaves of the species have no blade, but petiole broadened like a phyllode. It is, to some extent, comparable with Sagittaria sagittifolia and may be regarded as a variety of the latter. In my opinion, however, it is more reasonable to regard our plant as specifically distinct from S. sagittifolia, as this form wanting leaf-blades is pretty constant and is always found to have sessile female flowers. Gramineae. fhyllostachys SIEB. et Zucc. Phyllostachys Makinoi HAYATA sp. nov. Phyllostachys bainbusoides HACKEL in Bull. Herb. Bois. VI. (1904) p. 529, (non SIEB. et Zucc.); MATSUM. Ind. Fl. Jap. II-l, p. 92, pro parte ; MATSUM. et HAYATA Enum. PL Formos. p. 549. Arborescens 10-20 in. alta ; culmus rectus in specimine adulto nostro ad 1m. altitudinem haud sulcatus in sectione perfecte circularis 6.5 cm. in diametro in exsiccato pallido-fulvescens. Merithallium (internodium) in specimine ipse 16 cm. longum. Lignum 8 mm. crassum. Canalis medullaris 47 mm. in dia- inetro. Nodus tenuiter prominens. Inferior pulvillus tenuis 1mm. elevatus acute annularis. Cicatrix vaginas haud conspicua. Superior pulvillus tenuissimus haud distinctus obtusissimus sensim elevatus a pulvillo inferiore 5 mm. distans. Culmus rami hornotini facie cera alba complete obtectus. Squama bicarinata ramum vel ramulum semi-amplectans in specimine nostro oblongo-ovata char- tacea pallido-fulvescens 18mm. longa 7 mm. lata apice obtusissima basi ra- 251 miilos amplectans glabra bicarinata, (carinis a margine 3 mm. distantibus), a basi usque ad medium fissa apice baud fissa. Vagina ramuli (vel perula) ad basin ramuli foliiferi 2-3-seriatim sita, superrima (intima) basi ramulum firme amplectans elongato-elliptica 9-10 mm. longa 5 mm. lata utraque pagine glabra apice rotundata ad sumrnum cuspidata, cuspide | mm. longa, intus nitida mar- gine interdum ciliolata. Ramuli foliiferi graciles, nodiis prominentibus pul- villis superioribus et inferioribus 1-2 mm. se distantibus, superioribus quam inferiore plus prominentibus, latere uno late sulcati vel subplani glabri. Folii vaginella 25-30 cm. longa 1-1 Jem. lata extus subglabra latere fisso imbricata ciliata, ore obliquo dense hirsute ; seta? auriculares (vel pili auriculares) 6 mm. long«e scabras utroque latere oris 5-10 dispositse ; ligula cylindrica 2 mm. longa ore deriticulata extus hirsuta intus glabra latere uno fisso se imbricato ; folii lamina lanceolata 10-12 cm. longa 17 mm. lata apice acuminatissima basi cuneato-attenuata ad petiolum abeuns, margine latere uno aristato-denticulata, latere uno baud denticulata integra, supra glabra, subtus basi ad costas hirsuta ; nervi secundarii 5-6-parii, nervuli inter secundarios 9 ; tessella? 28 in 5 mm.; denticulis 7 in 5 mm.; petiolis 5 mm. longis 1 J mm. latis glabris. HAB. In partibus mediis Formosa? ubique culta. The present plant is one of the most abundantly planted species of the Bambusaceae in the middle part of Formosa. The species was regarded for some time past to be identical with Phylloslacliys bambusoides SIEB. et Zucc. The first botanist who recorded our plant under the same name from Formosa is E. HACKEL. In 1904, in his Suppleinenta Enumerationis Graminum^, this emi- nent authority reported " *P. bambusoides SIEB. et Zucc. in Abh. Acad. Munch. III. p. 745, in montibus prope Kelung, FAURIE 765" with a note "die mit * be- gleichneten Arten und Varietaten sind fur die Flora der betreffenden Lander neu." In 1905, Professor MATSUMURA, referring to HACKEL'S paper, mentioned the occurrence of the species in Formosa in his Index Plantarum Japonicarum2). Later on, in 1906, when I was working our Enumeratio Plantarum Formosa - narums) in conjunction with the said professor, I examined one of the specimens 1) HACKEL, E. — Supplemental Enumerationis Graminum Japonia?, Formosa, Coreae, in Bull. Herb. Bois. VI. (1904) p. 529. 2) MATSUMURA, J. — Index Plantarum Japonicarum II.-l, p. 92. 3) MATSUMURA, J. et HAYATA, B. — Enumeratio Plantarum Formosanarum, p. 549. 252 LYCOPODIACE-aS. of the Pere FAURIE, which bears the same number as that was sent to HACKEL. As it appeared to rne very much the same as the Japanese P. bambusoides, I followed HACKEL and adapted the same name for the Formosan plant. But, I did not go to any further examination, until I was suggested, by several botanists in Formosa, of the difference between the Japanese and Formosan. Examining closely, I have found that they are quite distinguishable even by a single piece of a leaf. In his elaborate and nearly exhaustive monograph of the Bambusacese, which brings our knowledge of the family up to date, CAMUS* } enumerates five species of A-group to which P. bambusoides belongs, viz: — 1, P. bambusoides ; 2, P. puberula ; 3, P. Veitcltiana ; 4, P. montana ; 5, P. pubescens. Of these species, our plant bears the closest resernbrance to the first species. The new plant is distinguishable from P. bambusoides by the very thin ceraceous coat covering the culms and branches of a newly grown plant, by the shorter and much obtuser bicarinate scales at the base of the branchlets, by the much broader shortly cuspidate perules, by the much more hirsute mouth of the leaf-vagina, by the longer hirsute ligules and by the leaf-blades, which are in our plant much more cuneate at the base. In Phyllostacliys bambusoides, the newly grown culms are not coated with a ceraceous matter, the bicarinate scales are more narrower and acuter, the perules are narrower and acute, the leaf-vaginas are less hirsute, the ligules are much shorter, and above all the leaf-blades are more or less rounded at the base, which in the new species are always cuneate at the base, but never rounded. The two species are most easily distinguished by the base of the leaves. Lyeopodiacese. Lycopodium LINN. Lycopodium quasipolytrichoides HAYATA sp. nov. (Fig. 89). Bhizoma (vel in sensu vero caulis repens) supra-terraneum versus basin radices emittens dense foliatum. Caulis (vel in sensu vero ramus) erectus e caule repenti remote oriundus a se 1-2 cm. remotus a basi vel supra medium sursum 2-4-plo furcato- ramosus circ. 10 cm. longus cum foliis valde deorsum reflexis 3-5 mm. latus, 1) CAMUS, E.G. — Les Bambase*es, Monographie, Biologie, Culture, Principaux Usages. Paris ( 1913). LYCOPODIACEA'. 253 foliis densiuscule dispositis. Sporangia axillaria solitaria sessilia transverse serni- lunnlaria vel latissinie reniformia plus quam 1 mm. lata § mm. longa 2-valvata basi ad centrum brevissime stipitata, stipitibus j-1^ mm. longis. HAB. Mt. Arisan, ad 7500 ped. alt., Aprili. 1914, leg. TAKEO ITO et B. HAYATA. Our plant agrees pretty well with Lycapodium lucidulum MICHX. The description of the species in BAKER Handb. Fern-all, p. 11 is as fol- lows : •" Stems suberect, ^-1 ft. long, 1-3 times dichotomously for- ked i-f in. diam. including leaves. Leaves moderate- ly crowd, lanceo- late, bright green, firm in texure, glossy, entire, J-J in. long, unequal, upper spreading, lower reflexed, midrib distinct. Sporangia in irre- gular zones in the axiles of shorter leaves interspersed with the longer ones all down the stem. HAB. Canada, Xew Foundland and United States, Japan, China ; Himalaya of Sikkim " But our plant is a little different from the said species in the much smaller form having the leaves with very obscure midrib, which in L. lucidulum is Fig. 89, Lycopodium quaaipolytrichoides HAY. x £. 254 LYCOPODIACE^E. (after BAKER) distinct. Remarkable for its very slender erect stem with the leaves all very reflexed downwards. Lycopodium reflexo-integrum HAYATA sp. nov. (Fig. 90). Rhizoma re- pens. Caulis coespitosus circ. 10 cm. longus (foliis to to longitudine dense spiraliter dispositis) cum foliis 1 cm. latus foliis exceptis 2 mm. latus teres glaber. Folia omnia confor- mia lanceolata linearia 3Jmm. longa medio ^mm.lataapice acuminata basi latissima mar- gine integra glabra extus supra tenuiter carinata intus supra plana valde deorsum reflexa. Spo- rangia ad axil- las foliorum su- periorum sita lunato - renifor- mialimm.lata 1 mm. longa glabra brevis- sime stipitata, stipitibus latiu- sculis ^ mm. latis ^ mm. longis; partibus • caulis smran- ^^' ^<~>> Lycopodium reflexo-integrum HAYATA x f . giiferis 5 mm. longis infra gemmam apice alem generaliter locatis. LYCOPODIACE.E. HAB. Mt. Arisan, leg. T. SOMA, Dec. 1915. Lycopodium Somai HAY ATA sp. nov. (Fig. 91). Caules coespitosi 5cm. alti 1-2-plo rarnosi cum foliis 4-5 mm. lati deorsum 1£ mm. in diametro sectionis deorsum pallidi sursum miniati, ramis simplicibus teretibus glabris, foliis toto longitudine densiuscule spiraliter dispositis. Folia omnia conformia inferiora lineari-lanceolata 3 mm. longa medio \ mm. lata apice acuta sub- teretia breve aristata nitida rubescentia basi complanata latissima plus quam imm. lata plus minus rubescen- tia medio minus complanata vi- ridia margine integerrima su- pra nitida sub- tus pallidiora utraque pagine convexa subtus plus minus ca- rinata margine rubescentia. Fo- lia superiora quam inferi- oribus breviora 2mm. longa que pagine apice basique plus Fig> 91 ; Lye°P°divm Somai HAYATA, x if. rubescentia medio solurn viridia margine miniato-rubescentia. Caulis medio sursum toto longitudine sporangiifer. Sporangia axillaria reniformia IJmm. If mm. longa brevissime stipitata. HAB. Mt. Arisan, leg. T. SOMA, 1915. Near L. lucidulum MICHX., but separable from it in having much smaller leaves and smaller sporangia. 256 MARATTIACE^. HYMENOPHYLLACE^E. Marattiaeese. Archangiopteris CHRIST et GIESENHAGEN. Flora (1899) pp. 72-77 ; ENGLER u. PRANTL Natur. Pfl.-fain. 1-4, p. 439. Archangiopteris Somai HAYATA sp. nov. Bhizoma Stipes circ. 50cra. longus plus minus squamatus, squamis lanceolatis membranaceis 2-3 mm. longis. Frons in circumscriptione ovata 40 cm. longa 25 cm. lata pinnata, pinnis in specimine nostro 4, pinna terminal! lanceolata 30 cm. longa 6 cm. lata apice subito acuminatissima, acumine lineari basi 3-4 mm. la to, basi obtusa, petiolulo 1 cm. longo, margine a basi usque ad prope acumen regulariter crenulata, crenulis \ mm. longis 1 mm. latis, ad basin acuminis dentata, dentibus ascen- dentibus apice obtusis \\ mm. longis, utraque pagine glabra supra viridissima subtus pallidissima, venis lateralibus simplicibus vel a basi furcatis, venulis parallelis a costa circ. angulo 90° divaricatis plus minus superiore recurvis a se 2-3 mm. remotis simplicibus distinctis liaud elevatis baud impressis ad marginem fere attingentibus vel prope marginem evanescentibus apice liaud clavatis ; textura crassiuscule herbacea vel crassiuscule membranacea ; pinnis lateralibus cum terminali conforrnibus sed paullo minoribus ; pagine sub soro plus minus pilosa ; costa pinnae supra plana subtus plus minus elevata. HAB. Eahao, Dec. 1910, leg. T. SOMA. Eesembles Archangiopteris Henryi CHRIST et GIESENHAGEN in having simply pinnate fronds with linear sori ; but differs from it by the very shortly stipitate pinnae with very much longer tails at the apex, and in the sori which in our species are located much nearer to the costa than to the margin. Stipules on the stipes or those on the pinna-petioles are not yet seen in our specimen. A full description and illustration will be given in the next volume. Hymenophyllaeeae. Hynienophyllwm LINN. Hymenophyllum crispato-alatum HAYATA sp. nov. Khizoma repens. Stipes 6-10 cm. longus a basi usque ad medium teres a medio sursuni alatus cum alis 2 mm. latus, alis § mm. latis, glaber. Frons ovato-lanceolata vel laii- ceolata 14-22 cm. longa 3J-6 cm. lata apice acimiinata basi in ambitu truncata HYMENOPHYLLACE.E. 257 bipinnatifida, segmentis I. mediis vel inferioribus longissirnis, infiinis brevioribus superioribus gradatim brevioribus minoribus, mediis oblongis 3cm. longis l^cm. latis apice obtusis basi latissimis latere superiore truncatis latere inferiore cunea- tis, segmentis II. infimis mediis obovato-cuneatis apice obtusissimis basi cuneatis 8-9 mm. longis 5mm. latis pinnatis, lobis linearibus apice obtusis 3-4 mm. longis 1mm. latis; textura tenuissime membranacea glabra semihyalina ; rhachis alata, cum alis 2 mm. lata, alis § mm. latis valde undulato-crispatis ; rhachis segmen- torum I. alata cum alis 2 mm. lata, alis partibus inferioribus undulato-crispis ; segmentis inferioribus I. a se circ. 1^-2 cm. remotis, segmentis inferioribus II. 5-6 mm. a se remotis. Sori ad latus superius partis basilaris segmentorum I. vel II. siti breve stipitati, stipitibus apice constrictis ; involucrum perfecte bivalvatum oblongo-rotundatum margine denticulatum. HymenopJiyllum javanicum HAYATA Ic. PL Formos. IV. p. 141, fig. 81, (non SPRENG). HAB. Mt. Arisan, leg. B. HAYATA et S. SASAKI ; inter Heishana et Niman- daira, leg. B. HAYATA et TAKEO ITO, Mart. 1914. Differs from HymenopJiyllum javanicum SPRENG by the much narrower and longer fronds with sori usually situated at the basal portions of the pinnse. Somewhat allied to H. crispatum (Hk. et GRIF. t. 77) by the crispate wings of the stipes ; but widely different from it by the lanceolate fronds with truncate valves of the involucres. When I found the fern in January 1912, it was of a rather contracted form, attaining not more than 14 cm. in length ; but in March 1914, I saw the same fern very much elongate, exceeding twice as long as before, but very much narrower. Hymenophyllum crispato-alatum HAYATA form, remotipinnum Khi- zoma repens gracillimum remotissime frondigerum. Stipes 6-10 cm. longus gra- cillimus a medio sursum alatus sursurn cum alis 2mm. latus. Frons lanceolata 15cm.-23cm. longa 3-4 cm. lata apice acuminata basi abrupte truncata apice gradatim acuminatissima bi- vel tripinnatifida, segmentis I. mediis longissimis 4^ cm. longis 1 cm. latis lineari-lanceolatis a se 1^ cm. remotis, segmentis II. oblique obovatis vel linearibus 7mm. longis latere superiore 1-3-lobatis latere inferiore elobatis, lobis linearibus obtusis 1 mm. latis, segmentis II. a se 5 mm. remotis ; segmentis I. et segmentis II. a rhachibus angulo 45° agressis ; rhachis 258 HYMENOPHYLLACE^E. frondis et segmentorum alata cum alls 2 mm. lata, alis undulato-crispatis. Sori ad apicein loborum juxta rhachin sitorum solitariter vel geminatim dis- positi. Involucrum ovatum dorso complanatum circ. 2 mm. longiim 1| mm. latum apice truncatum margine subintegrum sed apice crenulato-denticulatum ad basin 2-valvatum. Pagina frondis secus rhachin minute squamulata vel squamis obsoletis. HAB. Mt. Arisan, inter Heishana et Nimandaira. Hymenophyllum Simonsianum HOOKER (Fig. 92); BAKER Syn. Fil. p. 68. "Stipes slender, wiry, naked, 1-2 in. long ; fronds linear-oblong, 2-3 in. long, fin. broad, once pinnatifid down to a broadly-winged rachis ; segments fan-shaped, with only shallow divisions directed from the apex towards the base; veins dichotomous, the margins spinuloso-dentate ; sori 1 to 4, terminal on the divisions of the upper pinnae ; involucrum broadly oblong, divided nearly to the base ; valves spinuloso-dentate " the description here quoted agrees exactly with our plant. The figures of the same species given in HOOK. 2nd. Cent. Fern. t. 13 an$ BEDDOME Fern. Brit. Ind. t. 281 accord pretty well with our fern. The following description is drawn from a specimen of my collections : Rhi- zoma repens filiforme fusco-rubescens teres ^ mm. in diametro remote paucissime squamatum nitidum ; squamaa ad basin stipitum setuliformes fusco-rubescentes, minus quarn 1mm. longae nitidas. Stipes 1-1^ cm. longus glaber vel pilis setuli- formibus sparse conspersus castaneo-rubescens teres. Frons in ambitu elongato- oblonga vel oblonga 3| cm.-7^ cm. longa 18-23 mm. lata apice rotundata vel obtusissima basi late cuneata vel truncato-cuneata ad basin breviter ad stipitem deccurrens pinnatifida inferiore circ. ad costam fissa inedio circ. ad locum costa ^ mm. distantem fissa superiore pinnatilobata, segmentis generaliter cuneatis subunilateralibus mediis 13 mm. longis 11 mm. latis obovato-cuneatis apice obtusissimis basi cuneatis 4 mm. latis latere superiore 2-3-lobatis, lobis oblongis obtusissimis basi haud constrictis, margine toto cum rhachibus argute aristato- serrulatis, serrulis patentibus vel leviter ascendentibus leviter recurvis vel rectis, textura hyalina membranacea in exsiccato fulvo-viridi utraque pagine glabra sed ad costas venas venulas pilis brevissimis clavatis rubescentibus conspersa, costis venis venulisque utraque pagine convexo-elevatis, venis lateralibus (i.e. costis pinnarum vel loborum) a costa rhachis angulo 40" egressis deorsum angu- HYMENOPHYLLACE.E. 259 lato-recurvis latere superiore venulas 1-2 emittentibus latere inferiore haud venuliferis, venulis sterilibus apice ab apice loborum pinnarum ad locum. 1mm. dis tan tern attingentibus sursum evanescentibus, vemilis fertilibus apice soro terminatis. Frons versus apicem vel a medio sursum ad apicem loborum vel lobulorum sorifera; sori venas vel venulas terminantes ; involucrum dorso valde complana- tum utraque pagine plus minus convexum 3 mm. longum apice 2 mm. latum obova- tum apice truncatum vel obtusum basi J mm. latum, usque ad basin 2-valvatim fissum, valvis dorsa- libus ventralibusque conformibus obova- tis apicem truncatis vel obtusis margine versus apicem argute dentatis margine lateris integerrimis. Receptuculum clava- tum 1mm. longum rubro - purpureo - colo- ratum. Spora fulva. HAB. Mt. Ari- san, ad 7000 ped. alt., ad saxum cres- €ens; leg. TAKEO 1x5 Fig. 92, Hymenophyttum Simonsianum X | ; a, apical por- tion of a pinna; b, marginal portion of the frond, showing the cellular structure of the same. 260 HYMENOPHYLLACE^I. et B. HAYATA, Aprili. 1914. TricJiotnanes SM. Trichomanes cupressifolium HAYATA Ic. PI. Formos. IV. p. 136, fig. 73. This is the most slender fern, bunging vertically on the under side of a large rock, attaining sometimes nearly 50 cm. in length. Trichomanes kalamocarpiun HAYATA sp. nov. Ehizoma repens. Stipes 4-6 cm. longus glaber cum alis medio 2J mm. latus. Frons tenuissime rnem- branacea in exsiccato pallido-fusca baud nitida opaca semi-hyalina glabra in ambitu lanceolata apice acuminata ad summum obtusa basi in ambitu subtruncata vel rotundata 9-1 4 cm. longa 2^-4icm. lata bipinnatifida, segmentis inferioribus longissimis, infimis paullo brevioribus, superioribus gradatini brevioribus versus apicem ad lobos acuminis reductis, segmentis I. inferioribus 2J cm. longis oblique triangularibus 1^ cm. latis apice trian- gulari-acutis ad summum obtusis basi latere inferiore fractis Fig. 93, Tri- pinnatifidis, segmentis II. ovatis vel obovatis lobulatis, lobulis cAowan 112 ' •Dry~ opteris Somai HAYA- 3-4 mm. latis intus tenuiter hirsutis ; costa pirmarum TA x -1-. 288 POLYPODIACEA'. supra minus elevata densissime hirsuta subtus plus elevata dorso complanata sparse hirsuta pallido-straminea ; venis venulis apice elevatis ; pinna subopposita, mediis a se 8 cm. remotis, inferioribus plus remotis, superioribus approximatis, segmentis pinnarum approximatis margine se contactis; pinnis mediis superiori- bus a rhachide angulo 60° egressis, infimis plus minus deorsum reflexis. Sori ad medium inter costam et marginem siti rotundati pauce sporangiiferi, sporangiis setosis. Indusium nullum. HAB. Mt. Arisan ; Niman- daira, Jan. 1915. leg. T. SOMA. Kemarkable for the setulose sporangia. Dryopteris subfluvialis HAYATA sp. nov. (Fig. 113-A-B). Khizoma crassum ascendens dense squamatum apice frondem sub- solitariter emittens. Squama* rhizomatis fusco-castaneas lineari- lanceolataa 1-2 cm. longee 1-2 mm. latse apice lineari-acumi- natse basi truncates haud cordatae. Stipes 21 cm. longus basi 6 mm. crassus basi squamatus supra basin sursum glaber in sectione subtetragonus stramineus intus Fig. 113-A, Dryopteris subfluvialis HAYATA ; a, a portion of a pinnule ; b, an indusium. Fig. 113-B, Dryopteris subfluvialis HAYATA POLYPODIACEJ5. 289 sulcatus. Frons bipinnata in ambitu ovato-triangularis 50cm. longa basi latis- sima 40cm. lata apice triangulari-acuta vel triaDgulari-acuminata basi sub- trancata; pinnis inferioribus suboppositis, jugis inferioribus a se 6-7 cm. remotis, pinnis inferioribus juxta pinnas inferiores longissimis sursum gradatim breviori- bus versus apicem ad dentem reductis, pinnis inferioribus longissimis 25cm. longis lineari-lanceolatis apice triangulari-acuminatis 11 cm. latis sessilibus vel brevissime petiolatis pinnatis ; pinnulis inferioribus juxta pinnulam infimam longissimis 5cm. longis lineari-lanceolatis 18 mm. latis, superioribus gradatim minoribus versus apicem ad dentem reductis, pinnulis inferioribus apice acumi- natis sessilibus pinnatifidis; segmentis inferioribus juxta segmentum infimum longissimis elongato-quadrangularibus 8mm. longis 4mm. latis, superioribus gra- datim minoribus versus apicem ad dentem reductis, segmentis inferioribus apice truncatis margine serrulatis ; textura herbaceo-membranacea, pagina utraque subglabra ad rhachin costas costulasque sub microscopic minute squamato-pilosa exsiccato supra fuscens subtus viridescens. Ehachis frondis in sectione tetra- gona inferiore 2| mm. crassa intus sulcata straminea glabra nitida ; rhachis pinnarum alata inferiore cum alis 1 J mm. lata complanata intus tenuissiine sulcata intus supra plus minus pilis crispatis conspersa subtus glabra straminea; costula pinnularum supra plus elevata brevissime crispato-hirsuta subtus minus elevata ; costulis segmentorum pinnularum utraque pagine tenuis- sime elevatis; venulis haud vel vix visis; pinnis inferioribus a rhachide frondis angulo 80°-70° egressis, pinnulis inferioribus a rhachide pinnarum angulo 90° egressis, costa segmentorum a rhachide pinnularum angulo 80*-85° egressis ; pin- nulis inferioribus alternis utroque latere a se 2 cm. romotis ; segmentis pinnula- rum approximatis ; pagina frondis ad costas venas utraque sparse pilosa, pilis multi-cellularibus ; frons subtus per totas pinnas sorifera. Sori utroque latere costulae segmentorum pinnularum 1-seriatim dispositi. Indusium rotundato- cordatum minutum 1 mm. in diametro margine eroso-serratum. HAB. Mt. Arisan : inter Karapin et Funkiko, leg. TAKEO ITO et B. HAYATA, Mart. 1914. Dryopteris Takeoi HAYATA sp. nov. (Fig. 114 A-B). Rhizoma crassum ascendens cum reliquis stipituni 3£ cm. crassum densissime squamatum, radicibus incrassatis pauce vel haud ramosis teretibus 1 mm. in diametro, apice frondes 2-4 290 POLYPODIACE,E. emittens. Squamae basis stipitum densas crispatee castaneo-rubescentes longissime lineares 1-1^ cm. longae basi 1 mm. lataa baud cordatae margine integraa. Stipes 16-22 cm. longus deorsum 2-3 mm. latus nitidus albo-stramineus plus minus purpurascens semi-teres supra subplanus subtus convexus supra co-status, costis sursum ^ mm. latis medio tenuissime sulcatis, sursum subglaber. Frons ob- longo-lanceolata vel ovato-lanceolata 27-35 cm. longa 12-1 6 cm. lata apice cau- dato-acuminata basi in ambitu subtruncata bipinnata, pinnis infra medium longissimis 7-10 cm. longis; inferioribus gradatim brevioribus ad basin pinnas Fig. 114-A, ]>ryopieria Tokeoi HAYATA ; a, a pin- nule ; b, a portion of a pinnule; c, an indusium; <1, basal portion of a scale. Fig. 114-B; Dryopteris Tokeoi HAYATA X£. POLYPODIACE.E. 291 infimas 6-8 cm. longas abeuntibus, superioribus gradatim brevioribua versus apicem ad dentem acmninis abeuntibus ; pinnis juxta rnediarn longissimis 7-10 cm. longis 1^-2| cm. latis lineari-lanceolatis apice longissirne tenuissime caudato-acuminatis basi latissimis breve petioltilatis (petiolulo 2-3 mm. longo) latere superiore latioribus quam latere inferiore pinnatis, pinnulis infimis lateris superioris longissimis elongato-lineari-triangularibus l|-2 cm. longis 6-7 mm. latis apice acutis vel acuminatis ad sumrnum breve aristatis pinnatifidis (seg- mentis oblongis) basi brevissime petiolulatis latere superiore (i.e. exteriore) latiori- bus quam latere inferiore (i.e. interiore), pinnulis superioribus minoribus versus apicem ad dentem acuminis pinnaa reductis, acuminibus pinnarum longissimis linearibus iis pinnarum mediarum 1-1^ cm. longis 1-1J nam. latis ascendento- serrulatis ad apicem brevissime aristatis ; pinnulis infimis lateris superioris ab axillis 2-3 mm. remotis, pinnulis infimis lateris inferioris ab axillis 4-5 mm. remotis ; pinnis inferioribus a rhachide frondis angulo 70° egressis utroque latere a se 3-3 \ cm. remotis, pinnulis inferioribus a se utroque latere costse pinnarum 6-7 mm. remotis cum sinu inter pinnulas tequilatis vel plus approximatis, a costa pinnarum angulo 80° egressis ; pinnis totis subrectis sursum plus minus falcato-ascendentibus, pinnulis subrectis baud vel vix falcatis. Textura tenuiter coriacea vel chartacea, pagina supra in vivo fulvo-viridis subtus pallidior in exsiccato supra fusco-fulvescens ; rhachis frondis et pinnas dorso complanata supra profunde sulcata, sulcis intus patento-pilosis, dorso glabra ; costis venis- que pinnularum utraque pagine tenuiter elevatis. Pagina frondis supra glabra subtus ad costas venas sparsissime pilis multicellularibus conspersa. Frons per totam paginam sorifera. Indusium subcordatum margine eroso- fimbriatum. HAB. Mt. Arisan : Hasegawakei, ad 7000 ped. alt., in arido crescens, leg. TAKEO ITO, Aprili. 1914. The sorus of this fern is not exactly the type of Dryopteris, but is rather of the Aihyrium-iygQ. Dryopteris transmorrisonensis HAYATA (Fig. 115). Ic. PL Formos. IV. p. 187. Polystichum transmwrisonense HAYATA Mater. Fl. Formos. p. 427. Dryopteris ursipes HAYATA sp. nov. (Fig. 116). Polystichum ursipes HAYATA in schid. Herb. Tokyo. Rhizoma ignotum. Stipes plus 15cm. Ion- 292 POLYPODIACE^. gus densissime squamatus medio 2^ mm. latus dorso com- planatus supra late canaliculatus, canaliculis medio tenuis- sime sulcatis, stramineus. Frons pinnata ovato-lanceolata 43cm. longa 20cm. lata apice caudato-acuminata basi trun- cata, pinnis mediis longissimis superioribus gradatim brevi- oribus minoribus versus apicem ad dentem ascendentem acuminis abeuntibus, inferioribus gradatim minoribus bre- vioribus basi ad pinnam infimam 7 cm. longam abeuntibus ; pinnis mediis sessilibus linearibus 10 cm. longis 2 cm. latis basi latissimis sursum gradatim angustioribus apice ad acumen caudatum abeuntibus deorsum circ. ad rhachin pinnatifidis, segmentis subasquilongis subtequiformibus in- ferioribus elongato-quadrangularibus 1 cm. longis basi plus minus dilatis 5 mm. latis apice truncatis vel obtusissimis latere subintegris apice denticulatis, dentibus minutis trian- gularibus plus minus recurvis, segmentis superioribus grada- tim minoribus versus apicem ad dentem acuminis ascen- dentem abeuntibus ; textura chartacea vel tenuiter coriacea, pagina in exsiccato supra fuscens subtus pallida, utraque pagine ad costam plus minus minute squamata ; pinnea inferiores suboppositse, jugis a se 2| cm. remotis, superiores subalternatae, sinibus inter segmenta angustissimis basi acutis ; pinnis mediis a rhachidibus frondium angulo recto egressis superioribus plus minus ascendentibus generaliter angulo 80" egressis ; inferioribus plus minus deorsum reflexis a rhachidibus frondium angulo 100° egressis, segmentis inferi- oribus a rhachidibus pinnarum angulo 80" egressis ; rhachis frondis dense squamata dorso complanata 2 mm. lata per x £. totam longitudinem costata, costis profunde sulcatis, sulcis ad ramificationem latioribus ; costaa pinnarum a costa rhachis frondis oriundte supra plus minus elevataa sed late canaliculate vermiforme flexuosaa plus minus squamis con- spersae subtus elevataa deorsum squamis instructae ; costis venis venulisque seg- mentorum pinnarum supra impressis subtus elevatis fusco-coloratis, venis a basi Fig. 115; Dry- op teris Iransmorri- sonensis HAYATA POLYPODIACEA\ 293 Fig. 116, Dryopteris ur- sipes HAYATA; a, a basal portion of a scale on the rhizome; b, a scale on a segment of the frond ; c, segments of a pinna ; d, a sorus. furcato-2-ramo- sis, ramis paral- lelis ad margi- nem attingenti- bus. Squamae rhachis frondis linear! -lane eo- latas 1 cm.-l^ cm. longee basi latissimas 1 mm. latse apice subu- lato- acuminatas basi leviter cor- date margine prope basin serratas ca3teruni integraa. Frons medio sursum sorifera. Sori secus costas segmentorum pinnarum utroque latere 1-seriatim prope costam segmentorum et costas pinnarum ab apice segmentorum remote siti. Indusium profunde cordatum. Pagina frondis supra glabra subtus ad costas segmentorum minute squarnata, squamis ro- tundatis apice longissime caudatis, caudis filiformibus, niargine erosis cum caudis 1 J mm. longis ^ mm. latis. HAB. Mt. Morrison, ad 7000 ped. alt., leg. U. MOEI, Oct. 1906, (No. 1881). Very near Dryopteris polylepis C. CH., but distinguishable from it by the sori lo- cating very near the costa or costules. Also allied to D. pachyphalla HAY., but separable from it by the pinnoa and by the blackish brown scales on the stipes. Elaphoglossum SCHOTT. Elaphoglossum laurifolium (THOUARS) MOORE (Fig. 117- A-B) BEDD. Fern. Fig. 116; Dryopteris ursipes HAYATA. 294 POLYPODIACE^:. South Ind. t. 200; Acrostichum angulatum MOORE; BLUME Fl. Jav. Fil. t. 6. Rhi- zoma ad saxran firme repens teres l^mm. in diametro longissimum dense squa- matum laxiuscule frondigerum, frondibus a se l^cm. remotis; squamis rhizoma- tis rubro-stra- mineis ovato-ol)- longis 5-6 mm. longis 2imm. latis apice "breve acuminatis vel cuspidibus in- structis basi ro- tundatis pro- funde cordatis, lobis cordis val- de inibricatis, margine erosis. Frons sterilis : stipes 9-13 cm. longus basi den- se sursum sparse squamatus ba- si fusco-nigro castaneilS supra Fig. 117-A, Elaphoglossum laurifolium MOORE, XT\. basin sursum castaneus dor- V - iM9£$#M so complana- tus vel tetra- gonus in sec- tione O-for- mis per tot-am longitudinem Fig. 117-B, Elaphoglossum laurifolium MOORE; a, a portion of the frond ; b, basal portion of a scale on the rhizome ; o, d, scales on the frond. nente COStatus, POLYPODIACE.E. 295 costa medio profunde angustissimeque sulcata, subtus convexus ; frons oblongo- linearis vel lanceolata 9-11 cm. longa 2-3 cm. lata apice cuspidato-acuminata basi obtuso-acuta margine subintegra vel eroso-denticulata cartilagineo-margi- nata, partibus cartilagineis 1 J mm. latis rubro-fulvescentibus, simplex, costa utraque pagine tenuiter elevata complanata § mm. lata castaneo-rubescenti supra tenuissime sulcata, venis lateralibus tenuissimis hand vel vix visis a costa angulo 70" egressis multissimis, venulis ad marginem attingentibus ; textura valde coriacea, pagine in vivo supra atro-viridissima subtus pallidior supra glabra subtus ad costam sparse squamata ad paginam squamis minutis sparse conspersa, squamis ovatis vel amoaboideis |-2 mm. longis ^-f mm. latis mar- gine erosis interdum setis longiusculis 1-2 instructis. Frons fertilis : stipes quam iis frondium sterilium longior ; sed frons quam iis frondium sterilium brevior et minor in exsiccato chartacea vel tenuiter coriacea tenuiora quam iis frondium sterilium subtus per totam paginam densissime sorifera. HAB. Mt. Arisan : inter Tozan et Mingetsu ad 7000 ped. alt., leg. TAKEO Pro et B. HAYATA, Aprili. 1914. Hypolepis BEKNH. Hypolepis alte-gracillima HAYATA sp. nov. (Fig. 118-A-B). Rhizoma repens teres fuscens minute squamato-pilosum, pilis rubro-castaneis 3 mm. longis 16-17-cellularibus, 2Jmm. in diametro apice ad frondem solitariam abeuns sub- tus radices emittens, radicibus fibrosis ramosis. Stipes 45 cm. longus teres medio 4 mm. in diametro fulvo-rubescens basi squamato-pilosus scabriusculus supra basin sursum subglabratus intus angustissime profunde sulcatus. Frons 70 cm. longa 43 cm. lata ovata apice in ambitu cuspidato-acuminata basi in ambitu obtriangularis bipinnata vel subtripinnata, pinnis inferioribus juxta pinnam infimam longissimis superioribus gradatim brevioribus versus acumen ad den- tem acuminis reductis, pinnis infimis 26 cm. longis, pinnis inferioribus juxta pinnam infimam longissimis 30 cm. longis 11 cm. latis triangulari-lanceolatis apice gradatim acuminatissimis basi latissimis subtruncatis latere inferiore latioribus quam latere superiore pinnatis, pinnulis inferioribus longissimis su- perioribus gradatim minoribus versus acumen ad dentem reductis, pinnulis inferioribus triangulari-linearibus 6 cm. longis 2 cm. latis basi latissimis subas- quilateralibus apice acuminatis ad summum obtusis pinnatifidis, segmentis 296 rOLYPODIACE^E. oblongo-elongato-quadrangularibus inferioribus longissimis superioribus gradatim minoribus versus apicem ad dentem ascendentem acuminis reductis, segmentis inferioribus 1 cm. longis 4 mm. latis apice obtusissimis vel truncatis basi plus minus contractis ad costam pinnularum adnatis ad rhachin 1 mm. latam pin- natilobis, lobis quadra ngularibus longioribus quam latioribus superioribus in- Fig. 118-A, Hypdepis alte-gracillima H AYATA ; a, a hair on the frond ; b, a pinnule ; c, soriferous margin of a lobe of a pinnule ; d, a sorus. ferioribus subaequilongis conformibus utroque latere segmentorum 4-5 apice subtruncatis 2- 3-dentatis caeterum subintegris 1| mm. latis totiusque longis vel longioribus ; textura her- bacea membranacea, pagina in vivo pallido- viridis in exsiccato supra fusco-rubescens subtus pallido-rubescens utraque pagine sparse squa- mato-pilosa, pilis crispatis ; rhachis frondis pin- nanun vel pinnularum supra profunde sulcata, sulcis intus pilosis, subtus subglabrata scabri- uscula rubescens, costis venis segmentorum supra tenuiter impressis vel baud impressis subtus tenuiter elevatis, pinnis inferioribus suboppositis, jugis a se 10-15 cm. remotis, pinnulis inferi- oribus suboppositis, jugis a se 2-2| cm. remotis, segmentis inferioribus suboppositis, jiigis 5 mm. remotis, segmentis superioribus approximatis latere fere attingentibus ; pinnis inferioribus a rhachide frondis angulo 40°-45* egressis, Fig. 118-B ; Hypolepis (nUe-gracillima HAYATA X J- POLYPODIACE^E. 297 subrectis superioribus plus minus sursum recurvis, pinnulis inferioribus a rhachibus pinnarum angulo SO^DO" egressis rectis superioribus angulo 50'-60° egressis subrectis ; segmentis pinnularum a rhachide pinnularum inferioribus angulo recto egressis superioribus plus minus ascendentibus. Sori ad marginem basis lateris superioris lobulorum pinnularum ordinis secundarii singulariter clispositi partibus recurvis marginis lobulorum frondis subobtecti. HAB. Nimandaira, leg. TAKEO ITO et B. HAYATA, Aprili. 1914. Near Hypolepis tenuifolia BERNH.; but differs from it by the much thinner fronds with quite obtusely lobed terminal segments. Also near Hypolepis punctata METT. (=Dryopterls punctata C. CH.); but easily distinguishable from it by the chestnut coloured stipes and rhachis, and by the dark coloured fronds in dried specimens. Leptochilus KAUL. Leptochilus angustipinnus HAYATA sp. nov. (Fig. 119). Rhizoma ? Frons sterilis : Stipes 30 cm. longus medio 2^-3 mm. latus basi minute densiuscule squamatus, squamis polygo- no-oblongis subamoeboideis 1 mm. longis \ mm. latis, stramineiLS plano-convexus in sectione supra planus subtus convexus supra 4-5 sulcatus ; frons ovato- triangularis 45cm. longa 30cm. lata medio latissima basi minus lata vel aequilata vel latior apice caudato- acuminata basi in ambitu truncata pinnata, pinnis linearibus infimis 16 cm. longis, pinnis mediis sub- eequilongis superioribus gradatim brevioribus minori- bus, versus apicem frondis ad pinnas laterales super- rimas minimas 4-5 cm. longas abeuntibus ; pinna termiiiali subito longior pinnas superrimas laterales in longitudine 3-4-plo supcranti vel interdum per- fecte obsoleta et ad prolern reducta; pinna infima line- ari 15-1 6 cm. longa 2 cm. lata apice gradatim acumi- natissima, acuminibus minus quam 3 mm. latis 2 cm. longis, medio deorsum asquilata basi late triangulari- acuta margine repandula, repandulis mediis 4mm. Fig. 119, Leptochilus angustipinnus HAYATA ; a, a portion of a pinna of a sterile frond ; b, a portion of a pinna of the fertile frond; c, cross section of the same; d, a scale on the stipe. 298 rOLYPODIACE^E. latis 1^ mm. longis apice rotundatis plus minus ascendentibus ; pagina mem- branacea vel tenuiter chartacea supra glabra subtus ad vel prope costas leviter tenuiterque minute squamata, in exsiccato viridescens, costis venis utraque pagine elevatis tenuissimis gracillimis, venis a costa angulo 60° egressis, venulis gracillimis sub luce transversa distincte visis reticulatis, reticulis costalibus mediis triangularibus 5 mm. longis 1 J mm. latis, venis lateralibus mediis 5 mm. a se remotis ; pinnis alternis mediis a se (utroque latere) 2|-3 cm. remotis, pinnis inferioribus breviore petiolulatis, mediis superioribus subsessilibus vel sessilibus, pinnis inferioribus a rhachide frondis angulo obtuso, pinnis mediis superioribusque a costa angulo 45° egressis ; rhachis frondis dorso complanata plus minus minute squamata medio 1-1 f mm. lata supra sulcata ad medium sulcorum tenuiter costata, costis venis venulis pinnarum utraque tenuiter elevatis, venulis anasto- mosantibus. Frons fertilis cum ea sterili requilonga osquilata, pinnis angustis- simis linearibus 15cm. longis 7mm. latis apice acuminatissimis basi triangulari- acutis subsessilibus vel breve petiolatis (petiolis 1-2 mm. longis) margine leviter regulariter lobulatis vel repandulis, lobulis 1^ mm. longis 3|mm. latis apice rotundatis ; costa supra elevata, venis supra elevatis a costa angulo recto egressis vermiforme recurvis, venulis reticulatis. Frons per totam paginam densissime sorifera. HAB. Prope Hokkokei, leg. C. OWATARI. Jan. 1898; Toroku: Hozan, leg. U. MORI, Nov. 1906, (No. 2338); Mt. Arisan, inter Funkiko et Karapin, leg. B. HAYATA et S. SASAKI, Jan. 1912. Near Leptocliilus virens, but separable from it by the much longer and narrower pinna. Leptochilus Kanashiroi HAYATA sp. nov. (Fig. 120 A, B, C). Bhizoma ascendens apice casspitosum frondigerum. Fr. sterilis : Stipes 25 cm. longus basi fusco-castaneus sursum rubro-castaneus basi complanatus sursuni tereto-angulatus in exsiccato profunde 5-6-sulcatus basi squamatus, squaniis linearibus vel lineari- subulatis 5-10 mm. longis ^-1 mm. latis apice acuminatissimis basi ad inser- tionem leviter cordatis vel haud cordatis (xJ-formibus castaneo-rubescentibus, sursum glaber nitidus medio 1| mm. latus basi 3-4 mm. latus. Frons in ambitu triangularis 28 cm. longa totiusque lata vel minus lata 3-foliolata, foliolis lateralibus suboppositis lanceolato-oblongis 15-25 cm. longis 4-6 cm. latis POIATODIACE^E. 299 apicc caudato-acuminatis basi acutis sessilibus margine subintegris vel repandis vel repandulis, venis primariis lateralibus utroque laterc cosfee circ. 20 a costa angulo 30° egressis sursum recurvis prope marginem anastomosantibus, venulis inter venas primarias transversis, venulis secundariis reticulatis, reticulis venulas Hberas furcatas includentibus ; costis venis venulis utraque pagine tenuiter ele- vatis ; utraque pagina glabra in exsiccato rubescens membranaceo-chartacea ; foliolo terminali simplici vel trifido in ambitu obtrian- gulari - rhomboideo 20-30 cm. longo to- tiusque lato apice caudato - acuminate basi subito cuneato ad rhachin decur- renti, segmentis la- teralibus oblongo- lanceolatis 15-25 cm. longis 3-6 cm. latis apice acumi- natissimis, segmen- to terminali lan- ceolato-vel obovato- lanceolato apice caudato- acuminate basi gradatim cu- neato ad 1-2 cm. latuni attenuate. Fr. fertilis quam ea sterili minor 3-foliolata vel 3- fida in ambitu late ovata, segmentis Fig. 12O-A, Leptochilus Kanashiroi HAYATA. 300 POLYPODIACE.E. lateralibus 12 cm. longis 3|cui. latis oblongo-oblanceolatis apice caudato-acumi- natis basi obtusis vel sub-cuneatis, segmento terminal! oblanceolato 20cm. longo 5 cm. lato apice cuspidato-acuto basi subito cuneato-attenuato margine repan- dulo ; textura membranacea subtiis dense sorifera. HAB. Loo-choo, YaByama, Juli. leg. S. KANASHIUO. Very near Leptocliilus Bonii C. CH. and Leptocliilus Harlandii 0. CH = G. decurrens HOOK. (Exot. Fern. t. 94); but distingu- ishable from them by the much broader pinnae of the fertile fronds. The distinc- tion between this genus and Polybot- rya, as is de- nned by Di- ELS in ENGL. u. PKANTL. Natiir. Pfl.- fam., on the basis whether the sori exist only on the swollen veins in the for- mer, or they occupy all over the un- Fig. 12O-B, T^ptochUus Kanashiroi HAYATA. POLYPODIACE^. 301 Fig. 12O-C, Leptochilus Kanashiroi HAYATA; a, a portion of the sterile frond ; b, a portion of the fertile frond. tier surface of the lamina in the latter, is not very clearly pro- ved to be constant in the Formosan species. But, the two ge- nera are clearly separable each other by the veins, which in Polybotrya are all free in both fertile and sterile fronds, but are anastmosing in Leptochilus. The distinction of the two genera defined on this basis is the clearly seen in the species just described and Polybotrya duplicato-serrata HAYATA appearing in p. 305 of this volume. Leptochilus virens (WALL.) C. CHR. Ind. p. 20. Gymnopteris virens BEDD. Fern. South Ind. t. 202. HAB. Banchoryo : Mt. Naiyezan, leg. U. MORI et Y. SHIMADA, Dec. 1907. The species is not well defined by descriptions; the figures given in BEDD. Fern. South Ind. t. 202 and HOOK et Gn. Ic. Fil. t. 221, are considerably different. Whether the plant mentioned here is really G, virens or not is entirely questionable. Isindsaya DRY. Lindsaya orbiculata (LAM.) METT.; MATSUM. et HAYATA Enum PI. Formos. p. 596, form, lobulata. HAB. Inter Kemogan et Rahao, leg. TAKEO ITO et S. FUJII, Nov. 1914. The form is quite different from the original form of L. orbiculata in hav- ing obconical cuneate pinnules which are usually lobed at the margin. But, the gradually transitional forms between this and the type have led me to regard this fern to be a mere form of the latter. Microlepia PRESL. Microlepia hirsutissima HAYATA sp. nov. (Fig. 121 A-B). Bhizoma repens supra 2-seriatim alternatim dense frondigerum subtus dense radiciferum dense 302 POLYPODIACE^E. pilosuin, pilis fusco-rubescentibus. Stipes 12-1 5 cm. longus subteres basi pilosus sursum glaber basi castaneo-fuscens sursum pallido-stramineus medio l^mm. latus. Frons in ambitu lineari-lanceolata apice gradatim attcnuata acumina- tissima basi in ambitu truncata basi latissima 5-8 cm. lata a basi sursum gradatim angustior versus apiccm gradatim acuminata 16-26 cm. longa pin- nata vel bipinnatifida ; pinnis infimis longissimis triangulari-oblongis 3 J cm. longis 2 cm. la- tis apice acumi- natis basi tmn- catis pinnati- fidis, segmentis infimis latere superiore longis- simis oblongo- Fig. 121-A, Microlepia hir- sutissima HAYATA ; a, basal por- tion of a pinna; b, a sorus. quadrangular! - bus 8-10 mm. longis 5-8 mm. latis apice truncatis vel obtusis basi oblique late cuneatis margine apiceque duplicato-lobulatis, segmentis superioribus gra- datim minoribus versus apicem ad lobos ascen- dentes reductis, segmentis se valde approxi- matis ad marginem contactis vel fere imbri- catis ; pinnis infima excepta superioribus gra- datim apice minus acuminatis sensim obtusis versus apicem frondis ad lobos obtusissimos 5-2 mm. longos reductis; pinnis niediis superi- oribusque basi gradatim obliquioribus latere inferiore angustissime cuneatis latere superiore late auriculatis, pinnis infimis breve petiolatis (petiolis 2-3 mm. longis) superioribus gradatim sessilibus versus apicem frondis ad rhachin ad- natis ad lobos abeuntibus; pinnis inferioribus pinnatifidis, superioribus pinnatilobis vel den- Fig. 121-B ; Microlepia hirsullssima HAYATA. POLYPODIACEJS. 303 tatis. Sori ad latus superius singulorum loborum vel segmentorum inedio vel basi singulariter vel geminatim fsiti venulas terminantes. Frons in textura herbacea membranacea utraque pagine sparse hirsuta; rhachis plano-convexa in sectione, supra plana subglabra subtus convexa hirsutissima supra profunde canaliculata plus minus flexuosa vel subrecta, costis primariis vel costis segmentorum utra- que pagine elevatis supra tenuiter subtus densissime hirsutis, venulis utraque pagine tenuissime elevatis distincte visis sparse hirsutis, pinnis inferioribus alternis a se 3 cm. remotis superioribus gradatim approximatis, pinnis inferiori- bus subfalcatim sursum recurvis a rhachide frondis angulo 50* egressis, superiori- bus rectis baud falcatis a rhachide frondis angulo 80°-85° egressis. HAB. Inter Tonroku et Bemogan, leg. TAKEO ITO et S. FUJII, Nov. 1914, (No. 21). Near M. obtusiloba HAYATA ; but differs from it by the bipinnatifid fronds ; perhaps a reduced form of the same species. Notholcena, B. Bn. Notholaena hirsuta Desv. (Fig. 122 A-B). Khizoma subrectum vel repens fulvo-squamatum dense radicans, radicibus remotissiuiis pilis fulvis obtectis. Fr. sterilis et fertilis conformes, fertilis in textura quam sterili plus minus crassior, sterilis membranacea in exsiccato fulvescens supra crispato-pilosa subtus [dense tomentosa ; fertilis plus minus fuscens supra crispato-pilosa subtus dense rubro- ferrugineo-tomentosa. Stipes circ. 10 cm. longus basi 1 J mm. crassus supra subplanus medio cum rhachidibus tenuissime sulcatus subtus (dorso) rotundatus in sectione fusco-purpurascens basi fulvo-squamatus, (squamis rubro-castaneis linearibus 3 mm. longis basi latissimis ^ mm. latis apice acuminatissimis mar- gine subintegris vel plus minus erosis castaneo-rubris ad marginem hyalinis haud coloratis), basi glanduloso-pilosus, pilis patentissimis 2-3-cellularibus. Frons oblongo-linearis 16cm. longa basi 5cm. lata apice obtuso-acuta bipin- nata, pinnis suboppositis, jugis inferioribus a se 2 cm. distantibus, superioribus plus approximatis, pinnis inferioribus triangulari-ovatis 28 mm. longis 18 mm. latis a basi ad apicem triangulari-acutis basi latissimis subsessilibus vel breve petiolulatis, (petiolis 2-3 mm. longis) latere superiore quain latere inferiore angustiore pinnatis, pinnulis lateris inferioris infimis longissimis 1 cm. longis 7 mm. latis triangulari-ovatis pinnatifidis segmentis utroque latere 2 instructis, 304 POIATODIACE^E. Fig. 122- A, Notholtena hirsuta DESV.; a, a scale on the rhizome ; b, a hair on the frond-rhachis; c, a pinnule; d, a segment of the same, showing the sori- ferous veins. Fig. 122-B; Notholcena hirsuta DESV. segmentis infimis latere inferiore longissimis oblongis 5 mm. longis 3 mm. latis apice truncato-obtusis basi truncato-acutis basi latere superiore cum rhachide parallelis, basi latere inferiore acutis ; pinnis superioribus gradatim brevioribus versus apicem ad segmenta linearia 1-4 mm. longa reductis ; pinnis pinnulis segmentis margine soriferis ; rhachis frondis et pinnarum sulcata ; venis venulis utraque pagine haud visis. Rhachis frondis dense longe pilosa, pilis longiori- bus 1-2 mm. longis, haud squamata ; pagina frondis supra sparse subtus I'OLYPODIACE^E. 303 densissime crispata pilosa, pilis fulvo-rubescentibus ; frons fertilis margine deorsum recurva eroso-ciliolata. Sori oblongi ab apice venularuni clavataram deorsum usque ad \\ mm. vel 2 mm. extensi a se § mm. distantes. HAB. Horisha, leg. B. HAYATA et S. SASAKI, Juni. 1912. Compared with a specimen from the Philippines. The above description is drawn from the Formosan collection. Peranema DON. Peranema formosana HAYATA in Tokyo Bot. Mag. XXVI. p. 110. folyltotrya HUMB. et BONPL. Polybotrya duplicato-serrata HAYATA sp. nov. (Fig. 123-A). Ehizoma repens subteres supra densiuscule frondigerum subtus densissime radiciferum. Fr. sterilis : stipes 12-16 cm. longus deorsum dense squamatus, squamis fuscentibus ovato-oblongis vel triangulari-lanceolatis apice acuminatis basi cordatis longe auriculatis circ. 1 mm. longis margine erosis, sursum subglabratus dorso plus minus complanatus intus supra multistriatus fere 3-sulcatus subtus convexus haud striatus Isevis sursum 1^ mm. latus. Frons in ambitu lanceolata 50 cm. louga 11 cm. lata medio latis- sima apice acuminata basi minus lata in am- bitu truncata pinna ta, pinnis mediis longissimis subsessilibus 5J cm. longis 12 mm. latis lineari- bus apice acutis sed ad summum obtusis medio usque ad basin requilatis basi perfecte truncatis ad latus superius plus minus auriculatis vel haud auriculatis subsessilibus vel brevissime petiolatis (petiolis minus quam 1 mm. longis) margine duplicato-serratis, (senis primariis la- tissimis 2i mm. latis 1 mm. longis plus minus ascendentibus subtruncatis margine sen'ulis 3-4 instructis, serrulis (serris secundariis) brevissimis ascendentibus ; text lira chartacea utraque pagine subglabra vel plus minus squamis minutis dis- persa, costa supra minus subtus pins elevata, Fig. 123-A, Polyboti-ya duplicato-serrata HAYATA ; a, a scale on the rliizome ; b, a por- tion of a pinna of the sterile frond ; c, a portion of a pinna of the fertile frond ; d, another portion ; e, cross section of the same. 306 POLYPODIACE.E. venis venulis utraque pagine tenuiter elevatis, venis lateralibus prirnariis mediis a se 2|mm. remotis a costa angiilo 45° egressis ad basin venulis singulis utro- que latere emittentibus ad medium 1-plo vel 2-plo furcatim ramosis, venulis totis liberis subrectis vel deorsum vel sursum recurvis ad apicem serrarum secundariarum attingentibus ; pagina supra in exsiccato fusco-viridescens subtus pallidior ; pinnis inferioribus gradatim minoribus in pinna infima usque ad 4 cm. reductis, superioribus gradatim minoribus ad pinnas superriinas usque ad 5 mm. longas reductis, pinnis inferioribus suboppositis medio superioribus alter- nis; pinnis inferioribus a se utroque latere 3cm. remotis, superioribus gradatim approximatis ; pinnis a rhachide frondis angulo circ. 90°-80° egressis subrectis sed plus minus basi deorsum apice sursum recurvis. Frons ad apicem interdum prolifera ibique radicans ; rhachis frondis minute remoteque squamata supra dorso cornplanata canaliculata per medium canaliculorum tenuissime 1-costata, costis tenuissimis. Fr. fertilis: Stipes quam is frondis sterilis longior 30-35 cm. longus. Frons in ambitu linearis 20-25 cm. longa 3-3| cm. lata apice grada- tim attenuata obtusa basi abrupte truncata, pinnis medio deorsum cequilongis breve petiolatis (petiolis 1-2 mm. longis) linearibus 13mm. longis 3J-4mm. latis apice rotundato-obtusis ab apice usque ad basin sequilatis basi subcordatis pagine coriaceis supra glabris in exsiccato fulvo-rubescentibus subtus totis sori- feris margine serrulatis deorsum recurvis, costa supra minus subtus plus elevata ; pinnis medio superioribus gradatim minoribus versus apicem ad pinnam ob- longo-rotundatam 5 mm. longam reductis. HAB : Akocho : Tanashu, leg. G. NAKAHARA, Jan. 1905. Near P. appendiculata J. SM., but separable from it by the much thinner fertile pinnse, and duplicately serrate sterile pinnae with very short bristles at the sinus. Polybotrya marginata BLUME Fl. Jav. Fil. p. 18, t. 3. Khizoma repens dense frondigerum. Fr. sterilis : stipes 10-20 cm. longus sparse squamatus, squamis lanceolatis acuminatis 2 mm. longis ; frons lineari-lanceolata stipitem f-plo in longitudine sequans 15-25 cm. longa 3-5 cm. lata apice acuminato- pro-longata, (acumine lineari 3^ cm. longo 3-5 mm. lato recto margine dentato interdum basi prolifero) pinnata, pinnis (infimis superioribus exceptis) omnibus requilongis, mediis 3cm. longis 6 mm. latis linearibus margine parallelis apice POLYPODIACE^E. 307 obtusissiinis basi obliquis latere superiore auriculatis latere inferiore cuneatis subsessilibus margine crenulatis ad sinus crenarum setula singiila instructis (setulis 1-2 mm. longis recurvis ascendentibus) supra glabris subtus ad costulas sparse squamatis ; pinnis infimis brevioribus plus minus deorsum reflexis superi- oribus gradatim brevioribus versus apicem abrupte reductis ad dentem acuminis abeuntibus ; rhachis semper alata cum alis If mm. lata ; costis rhachis vel pinnas •supra plus subtus minus elevatis gracilibus. Fr. fertilis: stipes quam is sterilis duplo longior ; frons linearis 8-12 cm. longa 1-2 cm. lata pinnata apice obtusa basi truncata, pinnis oblongis vel ellipticis vel plus minus elongato-oblongis 3- 10 mm. longis 2-5 mm. latis apice obtusissimis basi rotundatis vel leviter cordatis membranaceis suboppositis vel alternis inferioribus a se 1cm. remotis superioribus plus approximatis subtus dense soriferis, venis soriferis baud vel vix incrassatis ; textura rigide membranacea, rhachis haud alata, pinnis brevis- sime petiolulatis. Polybotrya appendiculata HAYATA, in HAYATA et MATSUM. Enum. PI. Formos. p. 585 (non J. SM.). HAB. Inter Urai et Kahao, leg. K. MIYAKE, Oct. 1899; Kotosho, Loo-choo: Okinawa. The present fern accords exceedingly well with the figures given in BLUME'S Florae Javse. This and the preceding species were previously confused and altogether regarded to be identical with P. appendiculata. After studying a number of the ferns, I have found that there are clearly two forms which are very constant and do not seem to be variable from one to the other. One form represented by P. duplicato-serrata HAYATA has the much longer fronds, wingless rhachis and incrassate soriferous veins, while the other, the present species, has always much smaller sterile fronds with winged rhachis and very slightly incrassate soriferous veins. The former differs from P. appendiculata in the pinnae, which are always acuminate at the apex, while the latter accords X)retty well with the description of the same species given in HOOKEK'S Sp. Fil. V. p. 251. According to HOOKER," CHRIST 2) and DIELS,S) P. appendiculata is in the highest degree variable. The description of HOOKER includes many 1) HOOKER, W. J. — Species Filicum V. p. 251. 2) CHRIST, H. — Famkrauter der Erde p. 43. 3) DIELS, L.— ENGL. u. PRAXTL Nat. Pfl.— fam. T.-4, p. 196. 308 POLYPODIACE^;. forms which may be easily regarded as distinct species. Although I have not yet seen the specimens of the named species, I suspect if P. appendiculata may not be a collective name for at least two different valid species. Our ferns, which might be regarded as forms of the same species, are very constant and are never variable. Poll/podium LINN. Polypodium aspidistafrons HAY ATA sp. nov. Fig. 123- A ; Polypodium aspidistrifrons UAYATA X 7. Fig. 123-B, Polypo- dium aapidistnfroiis HA- YATA; a, a portion of a frond, natural size ; b, a scale on the rhizome ; c, a scale on the surface of the frond, greatly mag- nified. rOLYPODIACEJE. 309 (Fig. 123- A-B). Rhizoma repcns dense aclpresse squamatum, squamis fusco- nigricantibus caudato-cuspidato-ovatis 1^-2 mm. longis 1 mm. latis apice cuspi- dato-ovatis basi profunde cordatis, lobis cordis vakle imbricatis margine eroso- serrulatis, 5-6 mm. crassum supra alternatim densiiiscule frondigerum. Fron- des approximate a so 3 mm. remote simplices lineari-lanceolate vel lineari- oblanceolate tenuiter chartacee vel Ianceolata3 subsessiles 24-50cm. longe 4|- 6cm. lat?B apice obtusissimjB vel obtuse basi gradatim attenuate ad basin ad costam attenuate margine subintegre vel plus minus latissime obscure undulate margine haud recurve, costa complanata ad basin in sectione lentiformi 3-4 mm. lata supra tenuiter elevata sed valde complanata late canaliculata medio 1mm. lata subtus elevata minus complanata sed plus minus convexa, venis lateralibus primariis utroque latere coste circ. 30, mediis a costa angulo 60° egressis sub- rectis in exsiccato utroque latere tenuiter elevatis visis, reticulis venularum supra minus subtus plus elevatis supra vix vel haud, subtus distincte visis, sub luce transversa distincte visis, areolis reticulorum venulas liberas simplices vel furcatas includentibus. Pagina supra glabra subtus prope costam squamis minutis sparsissime conspersa, squamis fusco-nigricantibus caudato-ovatis 1 mm. longis J mm. latis apice caudato-acuminatis basi rotundatis profunde cordatis, lobis cordis valde imbricatis, margine setuloso-serrulatis. Sori minuti |-lmm. in diametro nvimerosissimi medio frondis usque ad apicem requaliter dispersi. HAB. Akocho : Daitetsu, leg. T. SOMA, Juli. 1912. Near Polypodium irioides LAM(=P. punctatum), but separable from it in having nearly sessile fronds of much thinner texture. Polypodium Blumeanum 0. CH. (Fig. 124 A-B) Ind. p. 60. - Gymnogramme avenia BAKER Syn. Fil. p. 388. Antropliyum avenium BLUME Fl. Jav. Fil. t. 37, f. 1. Antrophyum cwicuceum BLUME Fl. Jav. Fil. t. 37, f. 2. Rhizoma horizontaliter repens 4 mm. crassum apice haud ascendens infra dense radicans supra cicatricibus frondum 2-seriatim dense dispoditis notatum vel sursum dense frondigerum, frondibus 2-seriatim dense dispositis; rhizoma apice squamis dense obtectum. Stipes ad basin insertionis dense squamatus, squamis oblongis tenuissimis castaueis vel stramineis apice rotuudatis basi con • tractis integris 6-7 mm. longis. Frons tenuiter chartacea vel crasso-membranacea 310 POLYPODIACE^:. oblanceolata vel obspathulata 12 cm.-30 cm. longa 13 mm. -30 mm. lata apice longe caudato-acmninata (acuminibus linearibus vcl angustatis) basi gradatim longissime attenuata ad basin 3mm. abeuns subsessilis margine subintegra vel minute irregulariter denticulato-crenulata angustissime cartilagineo-marginata, costa in exsiccato distincte elevata pallido-straminea § mm. lata coinplanata ad basin plus minus purptirascenti subtus baud elevata baud distincta, pagina utraque glabra supra atro-viridis subtus pallidissima, venis in luce transversa distincte visis reticulatis, reticulis elongato-hexagonis ascendente dispositis. HAB. Mt, Arisan: Niman- daira, Aprili. 1914, leg. B. HAYATA et TA- KEO ITO. Fig. 124-A, Polypodium Blume- aiium C. CH.; a, a portion of the frond ; b, a portion of a scale at the base of the stipe, showing the cellu- lar structure. Fig. 124-B; Polypodium Blwneanum C. CH. X \. POLYPODIACE^:. 311 Fig. 12S-A ; Polypodium sp. Polypodium sp. (Fig. 125 A- B) Khizoma ad trances arboris cre- scens repens teres 3| mm. in dia- metro dense adpresse squainatum supra alternatirn approximatim frondigerum subtus radiciferum, radicibus fibrosis pilis dense obtec- Near Loxogramme involuta PRESL. (BEDD. Fern. South Ind. t. 50 = Polypodium scolopendri- num CHRIST Farnk. Erd. p. 107, fig. 302), but dif- fers from it by the much thinner fronds with erose margin. Polypodium con- tiguum SMITH. " HOO- KER'S Journ. Bot. III. p. 391 (1841)" Lecanopteris formo- sana HAYATA in Tokyo Bot. Mag. XXVI. p. 111. HAB. Mt. Arisan, leg. TAKEO ITO et B. HAYATA, Mart. 1914. Compared with a specimen from the Phi- lippines in the Herba- rium at Tokyo. Fig. 12S-B, Polypodium sp.; a, a scale on the rhizome ; b, a portion of the frond. 312 POLYPODIACE.E. tis, pulvinis stipituin usque ad 2 mm. altis elevatis squamis dense obtectis ; squa- mis rhizoniatis ovato-lanceolatis 2^ mm. longis 1 mm. latis apice acutis basi rotundatis peltatis basi partibus peltatis margine lobatis caeterum ei-oso-integris. Stipes 8 cm. longus subteres plus minus dorso complanatus glaber nitidus cas- taneo-stramineus. Frons longissime lanceolato-linearis 40 cm. longa stipitem in longitudine 5-plo superans 2 cm. lata infra medium latissima sursum longissime attenuata acuminatissima ad acumen lineare 2mm. latum abeuns ad summum acuta basi gradatim cuneato-attenuata margine subintegra vel obscure undulata ad marginem subplana, costa medio supra elevata § mm. lata subtus minus elevata; textura in exsiccato coriacea in vivo tenuiter coriacea, pagina baud nitida supra pallido-viridis subtus pallidior in exsiccato fuscens supra glabra subtus subglabra, venis venulis sub luce transversa anastomosantibus reticulatis. Sori a infra medium frondis usque ad infra acumen utroque latere costge 1 -seria- tim dispositi oblongi longiores quam latiores 4 mm. longi 2| mm. lati, pagina supra ad receptaculum sori impressa, partibus impressis ellipticis vel linearibus 3mm. longis 1mm. latis; reticulis venularum utraque pagine tenuissime elevatis. HAB. Mt. Arisan, leg. TAKEO ITO et B. HAYATA, Mart. 1914. Whether this species is identical with P. obscure-venulosum or not demands further investigation. Polypodium ensatum THUNB.; HOOKER et BAKER Syn. Fil. p. 361. HAB. Arisan : Nimandaira, leg. B. HAYATA et TAKEO ITO, Aprili. 1914. This fern, though common in Japan, is very limited in Formosa. It is found only in some high elevations and is rather rare. The Formosan form has much larger fronds and longer stipes. Polypodium ensato-sessilifrons HAYATA sp. nov. (Fig. 126-A-B). Khizo- ina repens subcomplanatuni in exsiccato fusco-nigricans apice dense squamatum, squamis rubro-castaneis fuscentibus caudato-ovatis 2| mm. longis l^mm. latis hand cordatis haud peltatis margine erosis vel subintegris. Stipes brevissimus ^-1 cm. longus supra canaliculatus subtus convexus. Frons subsessilis oblanceo- lata apice acuminata supra medium latissima infra medium angustata deorsum gradatim attenuata gradatim ad basin decurrens, partibus inferioribus minus quam 1 J cm. latis 5-10 cm. longis, margine plana subintegra vel repanda , textura membranaceo-chartacea in exsiccato pellucida supra castanea subtus POLYFODIACE.E. 313 pallido-castanea utraque pagine glabra, costa straniinea supra tenuiter elevata canaliculata vel sulcata vel hand sulcata subtus proniinente elevata convexa, venis lateralibus primariis supra vix subtus promincntc elevatis gracilibus a costa angulo recto vel obtusissiino cgressis subrectis vel flexuosis supra cum venulis fusco-coloratis reticulatis utraque pagine distincte visis, sub luce transversa clis- tinctissime visis, areolis reticu- r.- lorum venulas liberas furcatas vel simplices includentibus ; pagina subtus ineclio sursum usque ad basin acuminis sori- fera. Sori rotundati majores vel late rotundati 3 mm. in diametro distincti vel interdum se confluentes utroque latere inter venas laterales 1-3 secus Pig. 126- A ; Polypodium e)isalo- sessilifrons HAY ATA; a, a portion of the frond ; b, a scale on the rhizome. Fig. 126— B ; Polypodium ensuto-sessilifrony HAYATA x i- 314 POLYPODIACE^E. venas 1-seriatim dispositi costa plus approximati quam margine. Polypodium ensatum HAYATA in MATSUM. et HAY ATA Enum. PL Formos. p. 630 (non THUNB.). HAB. Shintiku : Mt. Goshizan, leg. U. MOEI, Jan. 1907, (No. 5111). Near Polypodium hemionitideum WALL. (BAKER Syn. Fil. p. 36Q.=Pleopeltis hemionitidea WALL. BEDD. Fern. South Ind. t. 172) in the very short stipes and semi-transparent membranaceous fronds with very prominent costules and veins, but differs from it by the fronds with a suddenly tapering base. Polypodium hy- pochrysum HAYATA sp.nov.(Fig. 127- A-B). Epiphytica ? Rhizorna repens subteres 3-4 mm. in diametro sub- viride dense squama- tum, squamis fulvo- castaneis caudato-ro- tundatis 2|mm. longis l^mm. latis apice cau- datis (caudis 1| mm. longis) basi rotundatis profunde cordatis, lobis cordis valde imbricatis, margine erosis, pulvi- nis stipitum elevatis. Stipes ad basin dense squamatus a basi sur- sum subglaber vel sparsissime squamatus stramineus doi*so com- planatus cum fronde Fig. 127-A ; Polypodium hypochrysum HAYATA. POLYPODIACE^E. 315 jequilongus vel longior vel brevior 15 cm. longus 1 mm. latus supra deorsum sulcatus sursum ad medium costulatus subtus convexus. Frons lan- ceolata circ. 15cm. longa infra medium latissima 2 cm. lata apice gradatim angustata ad apicem acuta basi abrupte cuneata ad stipitem decurrens margine subplana vel sursum recurva Integra vel undulata; textura coriacea supra atro-viridis sub- tus flavo-virido-pallidissima supra glabra subtus squamis sparse conspersa, costis supra perfecte planis complanatis haud elevatis hand impressis subtus tenuiter elevatis convexis. Frons supra subglabra subtus prope costam sparse squamis minute conspersa, squamis ovato-lanceolatis 1J mm. longis J mm. latis apice acuminatis basi rotundatis peltatis ; frons partibus inferioribus exceptis subtus toto sorifera. Sori utroque latere costee 1 -seriatim dispositi a costa plus quam a margine distantes rotundati vel elliptici, linea media per soros oblongos a costa angulo 45° egressa. Paraphysis rotundato-polygona f mm. in diametro peltata. Spora flava nitidissima. HAB. Giran : Sue, leg. T. KAWAKAMI et S. FUJII, Feb. 1914. Polypodium infra-planicostale HAYATA sp. nov. (Fig. 128-A-B). Epi- phytica ; rhizoma repens 2 mm. in diametro dense frondigerum in exsiccato fuscens densiuscule squamatum, squamis demum solutis fuscentibus caudato- rotundatis 3mm. longis 1-1 J mm. latis apice caudatis, partibus caudatis 2|rnrn. longis subulato-acuminatis, partibus basis rotundatis 1 mm. longis 1| mm. latis basi profunde cordatis, lobis cordis valde se imbricatis, margine erosis, partibus mediis fusco-castaneo coloratis, partibus marginalibus hyaliuis. Stipes subnullus vel 5 mm.-20 mm. longus glaber subteres supra subplanus subtus convexus supra costatus in sectione lentiformis sursum subalatus basi haud alatus circ. 2 mm. latus supra costatus, costa circ. ^ mm. lata. Frons lineari-lanceolata Fig. 127-B, Polypodium hypochrysum HAYATA ; a, a por- tion of the frond ; b, a scale on the rhizome ; c, a scale on the frond ; d, a paraphysis. 316 POLYPODIACE/E. 10-30 cm. lon- ota Kawakamii HAYATA. dibus a se 1-2 cm. remotis, squamis ovato-lanceolatis fuscentibus 3| mm. longis f mm. latis apice acuminatissimis basi profunde cordatis, lobis cordis valde se imbricatis margine irregulariter erosis vel lobulatis. Stipes plus 1 cm. longus dorso complanatus subglaber sursum alatus gradatim ad frondem abeuns. Frons lineari-lanceolata cum partibus longe decurrentibus 25 cm. longa medio 1^ cm. 320 FOLYPODIACE^E. lata apice acuminate ad medium gradatim cuneata a rnedio deorsum angustis- sime attenuato-decurrens, partibus decun-entibiis minus quam 3mm. latis 6cm. longis, basi ad stipitem abeuns margine hand plana repandocrispata ; textura Fig. 131- A, Polypodium kusu- kusense HAY ATA ; a, a scale on the rhizome ; b, portion of the frond. Fig. 131-B, Polypodium kusukusense HAYATA. chartacea utraque pagine subglabra in vivo supra atro-viridis iu exsiccato fas- cene, costa utraque pagine elevata supra dorso coniplanata subtus convexo- elevata, venis venulis utraque pagine tenuissime elevatis, venis latcralibus pri- POLYPODIACE^E. 321 mariis flexuosis, areolis vemilarum venulas simplices clavatas liberas includenti- bus ; frons subtus partibus attenuatis decurrentibus exceptis per totam paginam sorifera. Sori lineares utroque latere costse later venas laterales primarias soli- tariter siti fere a costa usque ad marginem extensi, mediis a se 3 mm. remotis a costa angulo 60° egressis. HAB. in silvis Kusulmsu, leg. B. HAYATA et S. SASAKI, Juli. 1912. Near Polypodium Wrightii r METT., but differs from it by the very much narrower fronds of much thicker texture. Polypodium morrisonense ' HAYATA (Fig. 133-A-B-C) Mater. I Fl. Formos. p. 447 et Ic. PI. Formos. | IV. p. 250. Descriptio auctata : ;• Khizoma dense adpresseque squamis obtectum, squamis caudatis rotun- | datis 4mm. longis l^mm. latis basi ovatis peltatis niargine erosis. Fig. 133- A, Polypodium morrisonense HAYATA ; a, a scale on the rhizome ; b, a scale on the frond ; c, a paraph ysis. Fig. 133-B, Polypodium morrisonense HAYATA. 322 POLYPODIACE^E. Pagina supra glabra subtus prope costam squamis minutis sparsissime dispersa, squamis caudato-rotundatis peltatis f mm. longis mar- gine erosis. Paraphysis rotundata subintegra peltata ^-§ mm. in diametro. Fig. 133-C, Polypodium morrisonense HAYATA ; a portion of the frond. This is a species having simple entire fronds of the thin- nest texture. Polypodium obscure-ve- nulosum HAYATA sp. nov. (Fig. 134-A-B) Epiphytica. Khizoma repens in exsiccato fuscens teres 2-3 mm. in diametro squamis dense obtectum, pulvinis stipiturn elevatis, remotiuscule frondigerum, frondibus a se 8-10 mm. remotis, squamis fusco-castaneis 4mm. lon- gis l^nim. latis apice caudato- acuminatis basi oblongo-rotundatis peltatis, partibus infra insertionem l^mm. longis eroso-lobulatis vel subintegris medio castaneo-colora- tis prope marginem hyalinis haud coloratis. Stipes glaber subteres vel leviter complanatus 6-7 cm. longus 1 mm. in diametro castaneo- stramineus. Frons simplex Ian- Pig. 134-A, Polypodium obscure-vemtlosum, HAYATA XT*T. POLYFODIACEJ-:. 323 Fig. 134-B, Potypodium obscure-vemdosum HAYATA ; a, a scale on the rhizome ; b, a portion of the frond. ceolata 27-30 cm. longa supra basin ad 6-7 cm. altitudinem latissima 2J cm. lata apice gradatim attenuata acuminatis- sima, acuminibus longis- sime linearibus minus quam 2 mm. latis 2 Jem. longis, basi attenuato- cuneata margine undu- lato-crispata subintegra margine haud plana undulata ; textura chartacea, pagina subtus pallida supra glabra subtus prope costam squainis sparsissime conspersa vel haud squamata glabra, costa supra elevata dorso coniplanata ad apicem frondis attingenti subtus deorsum tenuissime elevata complanata vel tenuiter sulcata sursum gradatim plana haud elevata haud impressa. Sori a uiedio vel supra medium frondis usque ad basin acuminis utroque latere costee 1-seriatim siti se subapproximati vel a se 3mm. remoti rotundati 3-4 mm. in diametro; sori costa plus approxi- mati quam margine. HAB. Taichu: Kashigatani, leg. G. NAKAHAKA, Feb. 1907, (No. 5926); Mt. Arisan, leg. TAKEO ITO et B. HAYATA, April. 1914. Polypodium remote-frondigerum HAYATA sp. nov. (Fig. 135-A-B). Loxogramme remote-frondigerum HAYATA. Bhizoma horizontaliter repens teres 1 mm. in diametro remote frondigerum, frondibus 1-3 cm. a se remotis, usque ad pulvinum sub stipitibus squamatum, squamis tenuibus late oblongis fusco- castaneis apice acuminatis basi haud cordatis 2-3 mm. longis IJmm. latis margine integris. Stipes haud squamatus sed deorsum brevissime sub micros- copio pilosus, pilis brevissimis. Frons coriacea utraque pagine glabra longissime linearia 20-35 cm. longa 7-6 mm. lata apice longe linearis acuminatissima ad summuni haud obtusa plus minus <-x^-formiter recurva basi longe attenuata ad stipitern 3-4 cm. longum abeuns margine integra in exsiccato sursum recurva plus minus ^x^-formiter recurva, costa dorso complanata medio 1 mm. lata supra plus elevata, partibus elevatis planis subtus vix vel haud elevatis ; pagina 324 POLYPODIACE^:. Fig. 13S-A, Polypodium remote-frondiyei'um HAYATA ; a, portion of the frond ; b, portion of a scale on the rhizome, showing cellular structure. crasso-coriacea in vivo atro-viridis subtus pallidissima ; frons a medio sursum usque ad basin acuminis subtus sorifera. Sori lineares circ. 1cm. longi 2mm. lati recti inter costas et margines utroque latere costse 1-seriatim siti, receptaculis supra baud impressis. HAS. Mt. Arisan, inter Fun- kiko et Taroyen, leg. TAKEO ITO et B. HAYATA, Mart. 1914. Very near Gymnogramme lanceolata HK. BAITER Syn. Fil. p. 387, (—Loxo- gramme lanceolata PRESL. in BEDD. Fer. South Ind. t. 51.= Polypodium loxogramme Mett. = Graminitis lanceolata HK. et GR. t. 43) ; but differs from it by the larger reticula of the veinlets. Polypodium urceolare HAYATA sp. nov. (Fig. 136 et 137, a-f ). Epiphytica ad truncos crescens. Bhizoma breve frondes csespitosum gerens dense squama- 135-B, Polypodium remote-frondigei-um HAYATA x f • rOLYPODIACEJ-;. 325 turn, sqiiamis lanceolatis fuscentibus facie margineque hispidis. Stipes 1-2 cm. longus gracillimus patentissime hispidus fuscens, pilis fuscentibus. Frons linearis 12-30 cm. longa 1^— 2£ cm. lata apice gradatim angustata ad summum acu- minato- vel plus generaliter triangulari-obtusa basi grada- tim attenuata ad stipitem abeuns circ. ad rhachin pin- iiatifida, segmentis alternis linearibus 9-1 5 mm. longis 3- 4 mm. latis apice truncatis vel ohtusissimis basi dilatatis utroque latere parallelis mar- gine se approximatis vel a se 4mm.remotis; segmentis par- tis inferioris frondis attenua- ta3 late triangularibus latis- simis brevissimis deorsum ad undulam reductis plus quam 5 mm. latis, segmentis superi- oribus versus apicem frondis valde minoribus ad id 1^ mm. laturn totiusque longum re- ductis ; sinibus inter segmeuta media obtusis ; pagina char- tacea supra minus subtus plus hispida in exsiccato supra fusco-viridis subtus pallido- flavescens ; rhachis frondis meclio 3 mm. lata, costa supra hand vel vix ele- vata subtus tenuiter elevata, venis venulis supra vix impressis subtus hand impressis hand elevatis haud visis, venis segmentorum a rhachi frondis angulo 50* egressis. Sori prope marginem et prope apicem segmentorum siti, sed haud Fig. 136, Polypodium urceolare HAYATA. 326 rOLYPODIACE^E. ad marginem, baud ad apicem siti, sub segmento singulo 1-8 valde iininersi ; cavis sororum ascendentibus 1 mm. longis, ore elevato § mm. in diametro, circum oria hispidis. HAB. Mt. Arisan, prope Senninbora, leg. TAKEO ITO, Aprili. 1914. This new fern and Polypodium Kanashiroi HAYATA are species belonging to Prosaptia which is, according to the leading pteridologists, regarded to be a subgenus of Davallia. Yet, quite contrary to the current opinion, I have here taken the ferns as species of Polypodium. This requires a full explanation. Prosaptia is a genus which was established by PRESL/) as early as 1836, on the species Prosaptia contigua, which was then found in the Philippines. It is, as has been remarked by several authors, a fern closely resembling Poly- podium obliquatum in its external features, especially in its rhizomes, scales, hairy stipes and fronds, with much the same kind of division and venation. But it has been regarded by several leading pteridologists as widely different from Polypodium in its fructification. It is, therefore, often referred to as representing a class of ferns which, though closely alike externally, should be treated as quite different systematically.50 The genus under consideration is assigned to the vittariere by the founder, as it has a sorus located at the margin of the frond as is the case with Vittaria. Fee3) in his classical " Ex- position des Fougeres " expresses his opinion about the natural position of the genus and says that it might be better placed in the Davalliese, as it has a sorus somewhat resembling that of Davallia. Later on, SiniTH4) reduces the genus to Polypodium, on the ground that it bears so close a relation to the latter genus that it should be regarded as inseparable. COPELANDS) retains Prosaptia in the sense that the generic definition is to some extent admis- sible, so far as it is convenient for systematizers, and he finally concludes that Prosaptia is a good genus quite clearly defined from Polypodium, although he admits that SMITH does not violate the natural system in reducing the former 1) PRESL, C. B.— Tentamen Pteridographie, (1836) p. 165. 2) DIETS, L. — Pteridophyta, in ENGLER u. PRANTL, Nat. Pfl.-fara. 1-4, p. 144. 3) FEE, A. L. A. — Genera Filicum, Exposition des Genus de la Famille des Polypodiac^es, p. 324. 4) SMITH, J. in HOOKER'S Journ. Bot. IV. (1842) p. 46,— I regret to say that I could not read SMITH'S paper, as it is not accessible to me. 5) COPELASTD, E. B.— in Philip. Journ. Scien. Suppl. I. (1906) p. 157. 327 genus to the later. His opinion is, in other words, that the fern so well defined from others should be retained as a distinct genus, however close affinity it may have to Polypodium. Let me here state briefly just a few lines as to what constitutes Prosaptia. It is a fern closely resembling Polypodium obliquatum in many respects es- pecially in its vegetative organs, but having a fructification nearly similar to that of Davallia. Modern pteridologists, such as HOOKER^, BAKER**, CHRIST**, CHRiSTENSEN4) and DIELSS), maintain that while Prosaptia is separable from Polypodium, it is quite assignable to Davallia, and they rank down the former to a subgenus of the latter. My opinion regarding Prosaptia is quite different from the general view of the leading authors, and is rather inclined to the statement of SMITH, who regards it as referable to Polypodium. For convenience sake, I shall here state my conclusion, before I go into details as to my reasons therefor. My opinion is that Prosaptia bears too close affinity to Polypodium to permit its separation from the latter genus, and that it differs from Davallia so widely that to assign it to the latter would at once entirely violate what we call the natural system. In other words, Prosaptia is really a Polypodium and only imitates Davallia. It is a fern nearly the same as Polypodium in its phylogeny ; but it is absolutely different from Davallia in its derivation. The present question as to the natural position of Prosaptia has arisen in my mind, since my discovery in Formosa of the present new fern, Polypodium urceolare HAYATA (Fig 136 and 137, a-f ), which veiy closely resembles Prosaptia contigua in every respect, but has a fructification tending more toward Poly- podium obliquatum than toward the Prosaptia. This led me to examine the new plant more closely in its vegetative and propagative organs. The sori are under the margin of the frond, have orifices which open obliquely on the under surface, and are margined with elevated ridges beset with bristles. Thus they are of a form just intermediate between Prosaptia contigua and Polypodium obliquatum. The gap in respect of generic characters of the two genera as retained by COPELAND, is practically filled by the presence of this new fern. 1) HOOKER, W. J.— Species Filicum I. p. 160. 4) CHRISTENSEN, C.— Index Filicum, p. 589. 2) BAKER, J. G.— Synopsis Filicura p. 94. 5) DIEIJS, L.— I.e. p. 212. 3) CHRIST, D. — Farnkriiuter der Erde, p. 305. 328 POLYPODIACE/E. The resemblance of this fern or Prosaptia contigua and species of the subgenus Cryptosorus, to which Polypodium dbliquatum belongs, is very remar- kable, and of a kind which no botanists ever dispute. The habit and shape of fronds, and the structure of hairs, scales and rhizomes are all the same. The hairs (Fig. 137-b) are very peculiar ; they consist of several elongated cells arranged in a single row with very thick brownish walls. The scales are also very remarkable, being composed of polygonal cells with rather thick brownish walls arranged in one layer, and beset with bristles on the outer surface (Fig. 137-a). Prosaptia, as stated above, closely resem- bles Polypo- dium decres- cens. The scales of the latter differ from those of the former on- ly in lacking bristles. These affinities in Fig. 137, a — f, Polypodium urceolare HAYATA ; a, a scale of rhizome ; b, basal portion of a hair on the stipe ; c, portion of a frond, showing the venation ; d, portion of a pinna, seen from below, showing the sori of the type ; e, an earlier stage of the sorus-development ; f, much more advanced y sori, part of involucres taken off, showing the receptacles ; g, an earlier stage to being sorus development of Polypodium obliyuatum ; h, nearly the sauie stage in Prosaptia cekbicum BLTJME ; i, nearly the same stage in Prosaptia Emer- soni ; j, full grown sori of Davallia bullata ; k, very earlier stage of the sorus- development in the same species, showing the sori of the 7/Mwwita-type. all point their congenerc, as such a general agreement in character is one of the most important points in the classification of genera, as is shown by C. CHRISTENSEN, and others. The anatomical characters seen in the structure of hairs and scales are mostly POLYPODIACE^E. 329 hereditary0 rather than posterior, and are subject to the least change in the course of the phylogenical development of species. It is, therefore, one of the most reliable characters for the determination of the kinship of genera- Let me now briefly state how far Prosaptia agrees with Davallia in respect of its vegetative organs. The rhizomes of the latter are long-creeping with remotely arranged fronds, while those of the former are short-creeping with densely arranged fronds. The scales of Davallia are composed of cells with very thin reddish walls arranged in one layer with no trace of bristles, and are totally different from what we have observed in Prosaptia or Poly- podium obliquatum. The hairy stipes so peculiar to the latter two have never been found in Davallia. So far as the vegetative organs are concerned, Prosaptia is not congeneric with Davallia. Now let me consider more precisely a comparison of the same ferns in respect of their fructification. My opinion is that the fructification of Prosap- tia is altogether the same as that of Polypodium in its origin, but totally different from that of Davallia in its beginning, as I shall show later on. Before I go into details, I must pause to consider what the fructification of Polypodium obliquatum or of its allied species is like. In the full grown form, the sori (Fig. 137, g) of this fern look very different from the ordinary sori of a normal Polypodium. Therefore, it was regarded by FEE as repre- senting the special genus, Cryptosorus~} '. The sorus is located in a pouch-like cavity immersed in the tissue of the fronds on the under surface, which cavity has an orifice beset with bristles. According to the author, the sori develop in the following manner : they are in the beginning formed under the epidermis (" cuticule ") from which, when fully developed, at length break out ; the slits in the spidermis are the orifices of the pouch -like cavities. In order to assure myself of what is stated by FEE, I looked in my very rich collections of the same fern, and was so fortunate as to find that the fern is of a nature of indefinite growth, representing several stages of the sorus-development in one and the same frond. On the basal portions of the frond, I found full-grown f CHRISTENSEN, C. — On the natural classification of the species of Dryopteris, p. 75. ISOL.EKEDEK, H. — Systematische Anatotnie der Dikotyleclonen, p. 937. (2) FEE, A.L.A.— l.c.p. 231. 330 POLYrODIACE^E. sori and in the upper portions half-groAvn ones, while in the uppermost por- tions of the same frond there appeared the very beginning of sorus-formation. In the beginning, the sorus (Fig. 137-g) looks like a mere depression of the surface ; this depression grows larger and deeper and becomes cup-shaped ; sporangia then first appear at the center of the cup. The depression grows still deeper and larger, but the opening becomes narrower and narrower, and at length the depression sinks down into the tissue forming a pouch-like cavity with a linear orifice beset with bristles. In my specimens the orifice, quite contrary to Fee's statement, is present at the very beginning of the sorus-for- mation, but is not at all a slit which appears as a secondary result of the bursting of the epidermis. The sorus-formation in the earlier stages is almost the same as that of a normal Polypodium, but differs in having receptacles in the depression. Such a depression is, by no means, absolutely exceptional in Polypodium, as we see in P. repandulum, P. papillosum and others. P. obliquatnm is simply an example of an extreme case having depressed sori. Several stages connecting this extreme form and the normal one are repre- sented by several species of the genus just as they are represented in one series in the process of sorus-formation in one and the same frond. That Cryptosorus is directly derived from a normal Polypodium is thus clearly in- dicated. Consequently, there can be no doubt but that Cryptosorus is phylo- genetically congeneric with Polypodium. The former is generally regarded as a subgenus of the latter by leading pteridologists, such as BAKER, CHRIST and others. Now turning again to Prosaptia, I shall consider the development of the sori of P. Emersoni and P. celebica. These ferns also exhibit an indefinite growth, representing several stages of sori in one and the same frond. Full grown sori are located at the apex of the margin of the lobes with long U- forni cavities with dorsally compressed orifices at the apex directed parallel to the surface of the frond, and in every respect exactly like those of Davallia. But, in the very beginning, the sorus-formation (Fig. 137, h-i) commences with a depression at a little below the extreme edge of the margin on the under surface, as may be seen nearly, if not exactly, in the case of Polypodium obliquatum. As the sorus develops, the depression grows deeper and deeper rOLYPODIACE^S. 331 with the edge more or less elevated ; then the sporangia come into sight. When fully grown, it becomes a sorus different in appearance from that of Cryptosanis, but very similar to that of Davallia. Yet, gradually transitional forms between this Davallia-\\ke> sorus and the normal Cryptosorus-likG sorus are to be found in the development of the fructification in Prosaptia, and also are to be seen in the full grown sorus of Polypodium urceolare, as I have stated before. Consequently, Prosaptia is in its vegetative as well as its propagative organs so closely related to Polypodium phylogcnetically that it is quite proper to unite them into one genus. Now let us consider whether the resemblance of Prosaptia and Davallia which seems apparently very close is really an indication of phylogenetic kin- ship or a mere accidental feature. To decide this question fundamentally I made the same study on Davallia, as I had done before on Cryptosorus and Prosaptia. Davallia is a fern not of indefinite, but of definite growth, and all the sori in one frond mature simultaneously. I took a young shoot of D. Itullata nearly 5 cm. long, just coming out from the rhizome, partly coiling and partly unfolded, yet bearing beautiful sori of a veiy young stage. I examined the frond under a binocular microscope with object-glasses aL, and found the sori in a stage just before sporangium-formation. Indusium-fornia- tion was just beginning a little below the apex of the lobes. The indusium (Fig. 137, k) was coming out like a broad quadrangular scale, attached at its base to the surface of the frond, but leaving its margin quite free from the latter. There was no depression whatever. The type of this kind of indusium is represented in a full grown sorus of Humata. It is totally different from the type seen in Prosaptia. It is, therefore, highly probable that Davallia is derived directly from Humata ; and Prosaptia, from Polypodium. Consequently it is clear that the resemblance of Davallia and Prosaptia is a mere accidental feature. The two can never be united into one, nor should the one be treated as a subgenus of the other. One might as well take a pseudomorph for a true crystal, as to take Prosaptia for a Davallia. After considering all the above mentioned cases, I have been led to con- clude that Prosaptia in the first place should be taken into Polypodium and for convenience sake retained as a subgenus of the latter, as is the case with 332 POLYPODIACE^E. Cryptosorus ; and secondly, that Prosaptia, being phylogenetically quite different from Davallia, should be kept quite distinct from the latter genus. JPolystichiim BOTH. Polystichum aculeatum Sw. var. variiforme HAYATA n. v. Pagina frondis in vivo supra nitida atroviridis subtus pallida. Stipes cum rhachibus toto squamatus, squamis lineari-lanceolatis fuscentibus ; pinnulae latiores quam ess typicae 21 mm. longae 9 mm. lake oblique oblongaa apice triangulari-acutre basi latere superiore plus minus auriculatce margine serrtilatfe, pinna3 inferiores a se 6 cm. remofae. HAB. Funkiko, leg. B. HAYATA et TAKEO ITO, Mart. 1914. Differs from the type by the mucn larger and broader pinnules and much remoter pinnae. On the whole, this variety has a very different aspect from the type. Polysticlmm hololepis HAYATA sp. nov. Rhizoma ascendens apicc caespitosum frondigerum dense nigro-squamatum. Stipes 20-30 cm. longus deor- sum densissime nigro-squamatus sursum minute squamatus, squamis nigris linearibus subulatis integris. Frons ovata versus apicern subito angustata ad acumen abrupte abeuns 30 cm. longa 28 cm. lata apice acuminata basi in ambitu cordata bipinnata, pinnis infimis extra-ordinariter longioribus 16 crn. longis 7cm. latis lanceolato-triangularibus pinnatis latere inferiore duplo lati- oribus quam latere superiore, pinnulis infimis longissimis superioribus gradatim brevioribus, pinnulis infimis lanceolatis basi latissimis 5cm. longis 22mm. latis pinnatifidis, segmentis lineari-oblongis apice breve aristato-acutis margine sur- sum aristato-serrulatis deorsum integris; pagina utraque glabra subtus ad costas sparse squamata in exsiccato pallido-viridis utraque pagine concolor, pinnis inferioribus petiolulatis, superioribus et pinnulis sessilibus, pinnis in- ferioribus a se 3-4 cm. remotis a rhachi frondis angulo 45" egressis, pinnulis inferioribus a se 1 cm. remotis a rhachi pinnarum angulo SO'-^O" egressis, superioribus gradatim se approximatis angulo acuto egressis ; textura tenuiter coriacea vel chartacea. Sori per totam paginam prope costas vel costulas lolx>rum utroque latere 1-seriatim siti. HAB. Taihoku, leg. TAKEO ITO et S. FUJII. Near Polystichum varium PRESL., but distinguishable from it by the much POLYPODIACE^E. 333 more acutely toothed lobes of the pinnules ; also near a form of Polystichum aculeatum Sw., but separable from it by the much shorter subtriangular fronds and subentire scales. The pinn«3 or pinnules of this fern are very much like those of P. aculeatum, but the shape of fronds and scales are like those of P. varium. The new fern looks to be just an intermediate species of P. aculeatiim and P. varium. Polystichum niitakayamense HAYATA (Fig. 137-i, et 138) Fl. Mont. Formos. p. 243, t. 41 ; Polystichum stenaphyllum HAYATA Mater. Fl. Formos. p. 426 (non CHRIST). Descriptio auctata : Khizoma ascendens apice frondes csesp- itosuin gerens. Pagina frondis supra glabra subtus squamis lepidiformibus con- spersa, squamis ovatis apice caudato-acuminatis basi peltatis rotundatis margine ciliato-dentatis § mm. longis. Indusium minutum polygono-rotundatum peltatum mar- gine erosum \ mm. in diametro. Fig. 137; a, a pinna of Polystichum leptocaulon HAY.; b, Polystichum longistipes HAY.; c, a sorus of the same species; d, Polystichum obtuso-auriculatum HAY.; e, a sorus of the same species ; f, Polystichum pseudo-Maximowiczii HAY. ; g, a sorus of the same species ; h, a scale on the rhachis of the same species ; i, a scale of Polystichum niitakayamense HAY.; j, a pinna of Polystichum simplicipinnum HAY. Fig. 138, Poly- stichum niitakaya- mense HAYATA x £. 334 POLYPODIACE.K Although 1 reduced this fern as a synonym of P. stenophylluin in my former paper, I think now it better to retain P. niitalcayamense for the present, until I shall examine a specimen of the former. As the ferns of this group are very like one another, one can not determine if they are the same or not, unless one study their characters very carefully. Polystichum pseudo-Maximowiczii HAYATA (Fig. 137-f, g, h et 139) sp. nov. Rhizoma ascendens reliquis stipitum frondum dense obtectum apice frondcs oespitosum emittens. Stipes 13 cm. longus basi squamatus sursum glabratus basi 2 mm. latus in sectione O-formis supra (do'rso) complanatus subtus convexus, supra medio tenuissime sulcatus utroque latere sulcorum angustissime costatus latere costa3 late canaliculatus. Fron- dis rhachis per totam longitudineni dorso complanata in sectione lenti- forrnis straminea nitida subtus sparse supra plus squamata inferiore 2 mm. lata supra per totam longitudineni costata, costa 1 mm. lata medio tenu- issime sulcata castaneo-colorata per costam hirsuto-squamata. Frons li- nearis 40 cm. longa 2^-3 cm. lata apice acuminatissima basi sensim an- gustata simpliciter pinnata, pinnis li- neari-quadrangularibus, mediis l^cm. longis 5 mm. latis suboppositis vel alternis utroque latere 7 mm. dis- tantibus, superioribus inferioribusque pequiformibus sequilongis, sed pinnis Fig. 139, Polystichum pseudo-Maximo- versus apicem et versus basin gradatim wiczii HAYATA x i- rOLYPODIACE^E. 335 minoribus sursum ad dentem reductis deorsum prope basin pinnam auriculi- formem 6 mm. longam reductis ; pinnis mediis elongato-quadrangularibus l^cm. longis basi 6 mm. latis plus minus sursum recurvis vel hand recurvis apice acutis vel obtusis ad summum brevissime cuspidatis basi obliquissimis laterc inferiore basi cuneato-acutis latere superiore latissimis auriculiforme productis, auriculis triangularibus apice acutissimis apice subaristatis latere basilari inte- riore 6 mm. latis cum rhachibus frondum parallelis, pinnis latere inferiore •—'-forme recurvis latere superiore ^-forrne recurvis, margine latere inferiore sursum argute serrulatis (serrulis aristatis aristis sursum recurvatis) versus basin subintegris, pinnis totis a costa rhachis frondis oriundis; textura coriacea, pagina in vivo supra nitida viridissima subtus pallida supra glabra subtus adpresse minuteque squamata ; costa pinnarum utraque pagine tenuissime impressa, venis lateralibus supra vix subtus hand visis ; pinnis mediis inferioribus a rhachibus frondum angulo recto egressis, pinnis inferioribus prope basin a rhachibus fron- dum angulo 130* egressis, pinnis infimis valde reflexis, pinnis superioribus a rhachibus frondum angulo 80' egressis; costa pinnarum per pinnam diagonali- ter egressa. Stipes basi dense squamatus, squamis inferioribus majoribus lineari-lanceolatis 8mm. longis IJmm. latis apice subulato-acuminatis a medio deorsum requilatis basi hand contractis margine ciliolato-denticulatis ; pagina frondis supra subglabra hand squamata, subtus squamis uniformibus uniforme conspersa, squamis ovato-lanceo]atis basi peltatis margine cilia to-dentatis apice acuminatis J mm. longis. Indusiuni peltatum polygono-rotundaturn ^ mm. in diametro margine eroso-denticulatum. HAB. Mt. Arisan, ad 7000-8000 ped. alt., leg. TAKEO ITO et B. HAYATA Mart. 1914. Polystichum subapiciflorum HAYATA sp. nov. (Fig. 140). Rhizoma sub- rectum vel erecto-ascendens dense squamatum, squamis variabillimis nunc ovato- lanceolatis nunc linearibus majoribus vel minoribus 5mm.-20mm. longis ^mm.- 5 mm. latis apice lineari-acuminatis basi leviter cordatis vel haud cordatis mar- gine subintegris vel eroso-cilioratis. Stipes 17-18 cm. longus basi densissime squamatus supra basin minute squamato-pilosus medio If mm. in diametro vel semi-teres supra intus profunde sulcatus sursum glabratus stramineus. Frons ovato-lanceolata 23cm. longa llcm. lata apice in ambitu gradatim cau- 336 POLYPODIACE^. dato-acuminata ad summuin acutissime vel breve aristata basi in ambitu truncato-obtusa pinnata, pinnis a medio inferioribus longissimis, infimis brevi- oribus, mediis et superioribus gradatim brevioribus versus apicem ad dentem ascendentem acuminis reductis; pinnis inferioribus longissimis 6cm. longis 2cm. latis lineari-triangularibus apice triangulari-acuniinatis basi truncatis pinnatis vel pinnatifidis, pinnulis vel segmentis inferioribus majoribus, superioribus gra- datim minoribus sursum ad serrulam aristatam recurvam acuminis reductis subsessilibus, inferioribus oblongo-quadrangularibus 1 cm. longis 6 mm. latis obliquis apice trun- cato-obtusis ad sum- mum serrula aristata ascendento-recurva in- structis margine latere superiore minus latere inferiore plus aristato- serrulatis, (serrulis as- cendentibus aristatis, aristis ad latus inferi- Fig. 14O, Polysti- chum subnpiciflorum HA- YATA; a, a portion of a scale on the rhizome ; b, a scale on the ultimate veinlets of the frond ; c, a pinnule; d, a sorus. Fig. 14O, Polystichum subapiciflorum HAYATA x POLYPODIACE.E. 337 orem subito sursum recurvis ad paginam superiorem attingentibus), versus basin integris basi incequalibus latere inferiore acuto-cuneatis latere superiore plus minus auriculifornie productis ad basin rotundato-truncatis, petiolis pinnarum inferiorum 1-2 mm. longis, petiolulis pinnularuni inferiorum 1 mm. longis. Rha- cliis frondis dense piloso-squamata medio 1 mm. lata supra profunde canalicu- lata ; rhacliis pinnarum subtus laxe piloso-squamata supra glabra dorso com- planata minus quam 1 mm. lata subalata supra tenuiter sulcata, costa pinnula- runi vel segmentoram supra baud impressa baud elevata, subtus tenuiter elevata ; venis primariis simplicibus vel supra basin furcato-2-ramosis, raniis parallelis simplicibus ad- marginem attingentibus ; textura coriacea, pagina supra in vivo atroviridis subtus pallidior subglabra vel subtus prope basin minute squaniata ; rhacliis pinnarum inferiorum a rhacliibus frondis angulo 70° egressa, pinnis infimis plus minus reflexis angulo 140" egressis, pinnis sub- rectis vel plus minus recurvis ; costa pinnularuni a rhachibus pinnarum angulo circ. 60" egressa, pinnulis a se approximatis interdum leviter imbricatis, pagina frondis supra glabra subtus ad costas venas venulasque minute squaniata, squamis ad venulas ultimas linearibus vermiformibus 1mm. longis. Indusium rotundatum peltatum rarius cordatum margine erosum. Spora nigra. HAB. Mt. Arisan: Hasegawakei, leg. TAKEO ITO et B. HAYATA, Aprili. 1914. Somewhat resembles Polystichum amdbile SM. in having sori locating near the margin, but differs from it in having undivided lowest pinnaj and in the superior pinnse which are gradually passing to the lobes of the apical portion of the fronds. Remarkable for the sori which are located only toward the apex of the pinnse and pinnules. Polystichum obtuso-auriculatum HAYATA sp. nov. (Fig. 144 et 137- e, f ) Rhizoma erecto-ascendens apice casspitosum frondigerum. Stipes 10-16 cm. longus basi dense squamatus sursuni glabratus medio § mm. latus pallido- stramineus vel castaneus basi triqueter supra planus subtus convexus sursuni latere supra profunde sulcatus compressus sursum sparse minute squamatus. Frons lanceolata 22-33 cm. longa stipitem duplo superans 4-5 cm. lata apice acuminata basi truncata partibus superioribus exceptis eequilata apice acumi- natissima pinnata, sed in acumine pinnatifida pinnatiloba vel dentata, partibus pinnatifidis minus quam 3 cm. longis minus quam 1 cm. latis versus apicem 338 rOLYPODIACE^E. remote - denta- tis, pinnis in- ferioribus 2J- 3£ cm. longis 8-10 mm. latis falcato - lunato- linearibus sub- rectis vel plus minus falcatim recurvis apice acutis basi la- tere inferiore anguste cunea- tis latere supe- riore late auri- culato-truncatis margine irregu- lariter serrula- tis, (serrulis aristato-acutis), partibus basi- laribus integris, auriculis obtusis rotundatis ver- sus apicem ser- rulatis; textura chartacea vel tenuissime co- riacea, pagina utraque glabrata subtus per totam paginam sorifera. margine frondis quam costula plus approximati. HAB. Mt. Arisan, inter Karapin et Funldko. leg. TAKEO ITO, Mart. 1914. Near Polystichum auriculatum PRESL. (BEDD. Fern. South Ind. p. 41, t. V2Q=Aspidium auriculatum Sw.; HOOKER et BAKER Syn. Fil. p. 251), but dis- Fig. 144, Polystichum dbiuso-auricudaium HAYATA x f. Son POLYPODIACE.E. 339 tinguishaLle from it by the less scaly rhachis and much obtuser auricles of the pinnae. Group of Polystichum tripteron PR. Species belonging to this group having simply pinnate fronds with pinnate lowest pinnae, which are longer than the others and are arranged horizontally, were previously two in all ; one is the Japanese species, P. tripteron PR. and the other, the Formosan, P. Hancoclcii DIELS. In my last excursion to Formosa, I paid special attention to this group of ferns and found several new species which are very similar in appearance yet separable in details. Of all the species, P. tripteron PR. is the most easily distinguishable from the others in having narrowest pinnae with by far the sharpest teeth, in the thinnest texture and in the cellular structure of the scales. Polystichum longistipes HAYATA and P. Hancockii DIELS are separable from the other species by the very long stipes which nearly equal the fronds in length. P. simplicipinnum HAYATA and P. yceyamense MAKING differ from the others by the lowest pinnse which are nearly the same as the other pinnas or slighly longer and scarcely pinnate. As can be considered from the following key, the distinction between each two of the species can not be very clearly given in verbal expression and the difference itself is really very small, so that even to accurate observers it would be difficult to recognize the species proposed by me. I myself am pretty sure that many botanists will be apt to render my species to varieties of the oldest species Polystichum tripteron PR. As it is a very difficult task and depends to a greater extent upon personal opinions, to decide whether they should stand each distinct or should be regarded as varieties of some one species, I shall at present leave the question entirely to the readers. Key to the species of the group represented by Polystichum tripteron PB. A. The loAvest pinnae are very much longer than the others and are usually once more pinnate. a. Fronds much longer than the stipes. a. pinnaa more than 2cm. long, more or less recurved after r**s-i(yrm, more sharply toothed. Polystichum tripteron PR. 340 POLYPODIACEA'. /9. Pinnaa less than 2cm. long, nearly straight, more or less ascending, less sharply toothed. P. lept&pteron HAYATA. b. Fronds nearly equaling the stipes in length. a. Sori locating nearer the costnla than the margin ; scales nearly firnbriate at the base, usually subentire. P. longistipes HAYATA. /9. Sori locating nearer the margin than the costa ; scales setaceous. P. Hancockii DIELS. B. The lowest pinnae are nearly the same as the others, and usually obscurely pinnate. a. Pinnse not exceeding 1 cm. in length, usually ascending ; lower margin of the pinnae divaricating from the rhachis of the fronds at the angle 45°. P. yceyamense MAKING. /9. Pinnae exceeding 1 cm. in length, usually nearly horizontal ; lower margin of the pinnae divaricating from the rhachis of the fronds at angles 70°-90'. P. simplicipinnum HAYATA. Polystichum Hancockii DIELS in ENGL. u. PRANTL Nat. Pfl.-farn. Pterid. p. 191 ; Ptilopteris Hancockii HANCE in Journ. Bot. XXII. p. 139 : — " Caespitosa, foliis tenuiter coriaceis in sicco olivaceis glaberrimis petiolo 8- pollicari sordide stramineo paleis paucis setaceis pallidis hinc inde tecto, lamina 8-pollicari lanceolata acuminata praeter segmentum utrumque infimum 2J pol- licare iterum pinnatisectum simpliciter pinnatisecta segmentis numerosis appro- ximatis patenti-divergentibus 5-9 lin. longis 2 lin. latis breviter petiolatis e basi inferiore dimidiato-cuneata apicem versus tantum dentata superiore auricu- lata trapezio-ovata ovato-lobulata lobulis setaceo-mucronatis postico nunc sub- distincto nervis semel furcatis, soris ad rami antici apicem sitis niargini potius quam costulae excentrieae approximatis. In dorso montium juxta Tana-sui, Ins. Formosa3, alt. 3500 ped., d. 11. Dec. 1881, rarissimam invenit am W. HANCOCK. (Herb, propr. n. 22229)." Polystichum leptopteron HAYATA sp. iiov. (Fig. 141 et 137-a). Rhizoma ascendens apice caespitosum frondigenini. Stipes 10 cm. longus. Frons 20 cm. longa cruciforme trifoliolata, pinna terminali lineari-lanceolata apice caudato- acuminata basi tnmcata pinnata, pinnulis lineari-quadrangularibus mediis If cm. rOLYPODIACE^:. 341 longis 5 mm. latis basi latere superiore auriculatis margine serrulatis, pinnis iufimis oppositis 5cm. longis linearibus pinnatis, pinnulis minoribus. HAB. Shintiku: Kareizan, leg. U. Mom, Juli. 1906, (No. 1400). Fig. 141, Polystichum leptopleron HAYATA. Differs from Polystichum Hancocldi DIELS by the relatively short stipes which are half as long as the fronds. Polystichum longistipes HAYATA, sp. nov. (Fig. 142, 137-b, c). Rhizoma ascendens apice caespitosum frondigemm. Stipes 18-25 cm. longus. Frons sti- 342 POLYPODIACE^E. pitem in longitudine sequans vel brevier cruciforme 3-foliolata ; foliolo terminali lineari-lanceolato 20 cm. longo 2 J-3 cm. lato pinnato, pinnis mediis lineari- quadrangularibus 13 mm. longis 6 mm. latis basi latere superiore auriculatis margine serrulatis ; foliolis lateralibus duobus oppositis 5 cm. longis pinnatis, pinnulis minoribus. HAB. in monte Arisan, leg. B. HAY ATA et S. SASAKI, Jan. 1912. Fig. 142, Polystichum longistipes HAYATA. POLYPODIACE.E. 343 Polystichum simplicipinnum HAYATA sp. nov. (Fig. 137-j et 146). Khizoma ascendens apice cgespitosum frondigerum. Stipes 6-7 cm. longus latere compressus gracillimus medio ^mm. latus basi dense squamatus a basi sursum glabratus vel sparse squamatus stramirieus supra profunde 3-sulcatus subtus convexus. Frons lineari-lanceolata 17cm. longa 28mm. lata caudato-acuminata, acuminibus 2 J-3 cm. longis minus 5 mm. latis angustissime linearibus, pinnata ; pinnse subses- r 1 siles pinnis su- perioribus ex- ceptis asquilon- gas, pinnis in- fimis longiori- bus vel breviori- bus pinnatis vel simplicibus, pin- nis superioribus gradatim brevi- oribus ad lobos acuminis caudi- formis abeunti- bus, pinnis me- diis 12mm. lon- gis 4mm. latis lineari-quadran- gularibus apice abrupte arista- to-acutis basi latere inferiore angustissime cuneatis, latere superiore auri- culatis latissi- mis margine Fig. 146, Polystichum simplicipinnum HAYATA. 344 rOLYPODIACE^. parte basilari excepta irregulariter aristato-serrulatis ; textura tenuiter chartacea, utraque pagina fere glabra fere per totam paginam sorifera. Sori prope costam siti ; rhachis frondis gracillima supra tenuiter sulcata paucissime squamata, pinnis mediis a se 5-6 mm. remotis. HAB. Koshun : Botanrosha, leg. G. NAKAHAEA, Dec. 1906, (No. 930). fteris Pteris Takeoi HAYATA sp. nov. (Fig. 148). Khizoma cras- siusculum dense radi- cans, radicibus fibrosis pilis dense obtectis ; squamis rhizomatis apicalis oblongis apice acutis 3J-2mm. longis ^-1 mm. latis apice acuminatis ad sum- mum acutis basi trun- catis vel subtrunca"tis. Frons sterilis : earn fertilem in longitudine valde superans quam ea major. Stipes gla- berrimus rubescens 25 cm. longus basi 3- 4 mm. crassus supra planus profunde angus- tissime sulcatus subtus convexus vel angulatus ad angulum obtusns in sectione obtuse trian- gularis nitidus rubro- "~ fulvescens ; frons in Fig* 148' Fleris Takeoi HAYATA x & rOLYPODIACE^E. 345 ambitu oblongo-ovata 45cm. longa 19cm. lata apice in ambitu acuminata basi in ambitu rotundato-obtusa pinnata sed sursum pinnatifida, pinnis suboppositis, jugis inferioribus a se 8 cm. remotis, in specimine nostro 6-jugis, jugis 4 in- ferioribus basi contractis plus minus petiolatis, jugis 2 superioribus basi cum rhachibus connatis vel decurrentibus a se 2 cm. remotis ; pinnis infimis in ambitu senii-oblongis circ. 20 cm. longis 8 cm. latis circ. ad rhachin pinnatifidis sursum falcato-recurvatis, segmentis in toto 3 vel 4 ; segmentis lateralibus totis latere superiore pinnee infimae sitis, vel latere superiore 2, latere inferiore 1 sitis, seg- mento terminali lineari 15 cm. longo 18 mm. lato apice acuminato sursum falcato-recurvo apice lineari-acuminato basi angustiore ad rhachin attenuate margine integro, segmentis lateralibus superioribus majoribus quam dimidio segmenti terminalis brevioribus 1 cm. latis lineari-lanceolatis apice acuminatis basi plus minus contractis latere interiore superiore haud decurrentibus, latere exteriore inferiore subito ad rhachin cuneatim decurrentibus, interiore falcato- recurvis, margine sursum ad acumen plus minus eroso-crenulatis caaterum in- tegris, segmentis inferioribus paullo minoribus eis superioribus conformibus basi latere superiore subrectis basi latere inferiore subito recurvis decurrentibus ad rhachin et usque ad axillas pinnarum attingentibus ; pinnis inferioribus in ambitu semi-lanceolatis subsessilibus latere superiore usque ad rhachin pinnati- fidis latere inferiore integris haud pinnatifidis, segmento terminali lanceolate 13cm. longo 2cm. lato cum eis pinnarum infirnarum conformi sed paullo minore recto vel sursum falcato-recurvo ; pinnis superioribus simplicibus interiore sursum recurvis ; frons sursum versus apicem pinnatifida, segmento terminali lineari- lanceolato 13 cm. longo apice acumiriato, segmentis lateralibus superioribus dirni- dium segmenti terminalis in longitudine paullo superantibus suboppositis latere inferiore ad rhachin frondis cuneato-attenuatis a se 2 cm. remotis ; textura membranacea vel chartacea pallido-viridescens utraque glabra ; rhachis frondis glabra supra plana subtus angulata ad angulos obtusa supra medio profunde sulcata, costa pinnarum et segmentorum supra impressa plus minus sulcata subtus elevata, venis lateralibus primariis parallelis haud reticulatis e basi vel supra basin furcato-ramosis, ramis parallelis haud ramosis vel iterum ad medium furcato-ramulosis, ramulis parallelis prope marginem evanescentibus sed ad marginem haud attingentibus apice clavatis sub luce transversa distincte visis. 346 POLYPODIACE^E. Frons fertilis : quam ea sterilis minor conformis vel angustior pinnis longissime linearibus chartaceis ; segmenta pinnarum vel frondum margine toto longitudine sorifera. Indusium marginale tenuissime membranaceuin Imin. latum. HAB. Mt. Arisan, Taroyen, leg. TAKEO ITO, Aprili. 1914. Vittaria SM. Vittaria sp. No. I. (Fig. 149-a). Epiphytica ad truncos arboris crescens. Khizoma dense squamatum dense frondigerum, squamis castaneo-fuscentibus 4-6 mm. longis basi J mm. latis linearibus basi latissimis J mm. latis apice subulato-acuminatis margine remote setulosis. Stipes supra subnullus subtus complanatus basi squamatus. Frons longissime linearis usque ad 30cm. longa usque ad 3 mm. lata apice acurninatissima basi gradatim attenuata glabra mar- gine integra margine baud vel vix recurva glabra. Textura chartaceo-coriacea, costa supra vix vel distincte elevata subtus plana baud elevata vel plus minus impressa. Sori ad sulcos marginales siti. HAB. Shinko : Mai, leg. U. MORI, Juli. 1906 (No. 1322). Very near V. elongata Sw.; but differs from it by the much smaller fronds with elevated costee. Color and cellular structure of the scales are also different. Vittaria arisanens HAYATA (Fig. 149-b, c) Ic. PL Formos. IV. p. 243, fig. 169. Descriptio auctata : Squamae apicis rhizomatis lineari-lanceolataa 5- 8 mm. longre ^-1 mm. lataa apice acuminatissimaa basi baud contracts haud nigricantes tenuissimse fusco-castaneaa. Vittaria sp. No. II. (Fig. 149-d, e, f ). Epiphytica ad truncos arboris crescens. Rhizoma dense squamatum et dense frondigerum, squamis fuscentibus lineari-lanceolatis cum iis Vittarice suberectce conformibus paullo majoribus. Stipes basi dense squamato excepto glaber brevis subtetragonus. Frons longe linearis 35cui. longa 6mm. lata apice acuminatissima basi gradatim attenuata ad stipitem brevem abeuns glabra. Textura tenuiter coriacea. Sori intramar- ginales, marginibus valde deorsum curvatis. HAB. inter Urai et Raga, leg. K. MIYAKE, Oct. 1899. Near Vittaria suberecta HAYATA, but distinguishable from it by the thinner fronds with much more recurved margins. Vittaria mediosora HAYATA sp. nov. (Fig. 149-g, h, i). Epiphytica. Rhi- zoma dense squamatum dense frondigerum ; squamis caducissimis fuscentibus POLYPODIACE^:. lineari-lanceolatis apicc subulato-acuminatis basi latissimis 4-5 mm. longis basi 1 mm.— | mm. latis marginc subintegris vel remote serrulatis. Stipes basi dense squamatus sursum glabratus dorso complanatus in sectione lentiformis 2-4 cm. longus \ mm. latus. Frons linearis 15-30 cm. longa 1J-2 mm. lata apice obtusa basi gradatim attenuata ad stipitem abeuns margine Integra margine tenuiter deorsum recurva ^vN-formis in sectione, in sectione ad marginem acuta, costa supra vix impressa subtus vix elevata. Sori ad medium inter costas et margines siti. Tex- tura tenuiter chartacea. Keceptaculum sororum costa plus approximatim quam margine situm subtus ten- uissime elevatum. HAB. Mt. Arisan, Tozan ad 7800 ped. alt., leg. S. SASAKI, Mart. 1913. Very distinct for its very narrower fronds with soriferous veins on the nearly midway between the costas and margins. Vittaria sp. No. III. (Fig. 149-j, k). Epiphytica ad truncos arboris crescens suberecta plus minus curvato-descendens. Khizoma cum basibus stipitum dense squamatum, squamis persistentibus fusco-nigri- cantibus lineari-lanceolatis 2 mm. longis apice sub- ulato-acuminatis margine remote setulosis, dense fron- digerum. Stipes atro-purpureus basi dense squamatus sursum glaber brevissimus subtetragonus supra sul- catus. Frons longissime linearis 20-50 cm. longa 3^-8 mm. lata apice acuminatissima basi gradatim attenuata ad stipitem brevissimum abeuns margine integerrima in exsiccato deorsum recurva utraque pagine glaberrinia, costa supra impressa subtus pro- minente elevata ; textura crassa in exsiccato valde Fig. 149 ; a, Vittaria sp. No. I. ; a portion of a scale on the rhizome ; b, V. arisanensis HAY. ; a scale on the rhizome ; c, margine of the same, showing cel- lular structure ; d, Vittaria sp. No. II.; cross section of the frond ; e, marginal portion of the same; f, central portion of the same ; g, V- mediosora HAY. ; h, marginal portion of the same ; i, cross section of the frond ; j, a scale on the rhizome of Vittaria sp. No. III. ; k, cross section of the same species ; 1, a scale on the rhizome of Vittaria. sp. No. IV.; m. cross section of the frond of the same species. 348 rOLYPODIACEJE. coriacea, venis sub luce transversa baud visis. Sori intra-marginales. HAB. Mt. Arisan, inter Mingetsu et Senniribora, leg. B. HAYATA et TAKEO ITO, Aprili. 1914. Vittaria sp. No. IV. (Fig. 149-1, m). Epipbytica ad truncos arboris crescens. Khizoma dense squamis obtectum, squamis angustissime linearibus 7-8 mm. longis basi Jmm. latis apice subulato-acuminatis margine remote setulosis fuscentibus. Stipes 5 cm. longus basi dense squamatus supra basin sursum glaber basi atro-purpureus subtetragomis latere compressus. Frons longissime linearis 80 cm. longa 7- 8 mm. lata apice gradatim acuminatissima, partibus superioribus minus quam 2 mm. latis 3-4 cm. longis, basi gradatim attenuata ad stipitem abeuns, partibus inferioribus attenuatis minus quam 2 mm. latis 13 cm. longis circ. usque ad basin stipitum abeuntibus, margine integra deorsum tenuiter recurva ad marginem tenuissima acuta in sectione, costa supra impressa subtus prominente elevata. Sori intramarginales. Textura cbartacea vel char- taceo-coriacea. HAB. Urai? leg. TAKEO ITO, 1914. Near Vittaria arisanensis HAYATA, but quite distinguishable from it by tbe blackish scales of the rhizomes. Also near Vittaria suberecta HAYATA, but differs from it in having very much thinner margins and thinner texture ; from V. japonica, the present species is distinguishable by the cellular structure of the scales, which are a little darker than those of V. japonica. Woodwardia SMITH. Woodwardia Harlandii HOOK. Exot. Fer. t. 7 ; HOOK, et BAKER Syn. Fil. p. 189. HAB. Taihoku: Ganzanko, leg. TAKEO ITO, Mai. 1915. Our fern accords pretty well with the figures given in HOOKER'S Exotic Ferns. Woodwardia Takeoi HAYATA sp. nov. Rhizoma ignotum. Stipes 38cm. longus basi fusco-nigricans basi sursum stramineus basi sparse squamatus, squa- mis minutis, sursum haud squamatus glaberrinms. Frons in ambitu triangularis 25 cm. longa 27 cm. lata apice perfecte triangulari-acuta vel ad summum subito acuminata basi latissima plus minus cordata vel truncata bipinnatifida vel basi usque ad rhachin secta sursum minus fida apice haud fida ; pinnis oppositis TOLYPODIACE^E. 349 vel suboppositis vel segmentis infimis ovato-lanceolatis 18 cm. longis 8 cm. latis apice acuminatis basi abrupte cuneatis sessilibus pinnatilobis, lobis alternis inferioribus longissimis obscure dentatis, deritibus argute seiTulatis superioribus gradatim brevioribus gradatim ad nullum reductis margine duplicato-serrulatis mediis linearibus 4-5 cm. longis 6 mm. latis apice acuminatis basi baud con- tractis, sinibus inter lobos mediis linearibus fundo 6 mm. latis rotundatis a costa 5 mm. distantibus ; pars elobata pinnarum infimarum triangulari-acuminata 2| cm. longa 5 mm. lata argute serrulata ; pinnis segmentis lobisque a rbachide frondis vel a costa pinnarum angulo 60°-SO° egressis ; pinnis infimis a se 3 cm. remotis, superioribus minus remotis ; textura chartacea pagina utraque glabra, in exsiccato pallidissima ; costis et venis loborum pinnarum gracilibus utraque pagine tenuiter elevatis, venulis ubique reticulatis supra baud visis subtus tenuissime elevatis visis. Sori pagine frondis prseter partem apicalem toto siti secus costas pinnarum et secus costulas loborum utroque latere 1 -seriatim dispositi lineares 7-10 mm. longi 1 mm. lati supra elevati subtus impressi. HAB. Taihoku : Ganzanko, leg. TAKEO ITO, Mai. 1915. Somewhat allied to Woodivardia Harlandii HOOK, and W. Kempii COPEL., but widely different from them by the triangular fronds which are bipinnately parted or lobed. INDEX. 351 INDEX. Orders in capital type; genera and species in roman type; synonyms and species incidentally mentioned in italic type. ACANTHACEJE 135 Acrostichum angulatum MOORE 294 Actinodaphne NEES 169 ,, hypoleucophylla HAYA- TA 169 „ morrisonensis HAYATA. . 171 ,, mushseasis HAYATA .. 171 ,, nantcensis HAYATA . . 172 ,, pedicellata HAYATA . . 172 Adianthum LINN 261 ,, hispidulum Sw? 261 ALISMACE^] 248 Alniphyllum MATSUM 120 ,, hainanense HAYATA . . 120 ,, pterospermum MATSUM. .. 121 Alphitonia EEISSEK 28 ,, excelsa KEISSEK 28 Alpinia LINN .. 215 ,, chinensis 216 „ fluvitialis HAYATA 227 ,, formosana K. SCHUM 226 ,, hainanensis K. SCHUM 225 ,, intermedia GAGN 217 ,, japonica MIQ 219 „ Katsumadai HAYATA . . . . 224 „ Kawakamii HAYATA 222 „ kelungensis HAYATA . . . . 216 ,, koshunensis HAYATA . . . . 227 ,, macrocephala HAYATA . . . . 223 ,, mesanthera HAYATA 225 ,, nutans Rose 227 ,, oblongifolia HAYATA . . . . 215 ,, officinarum HAYATA 219 ,, Price! HAYATA 219 ,, Sasakii HAYATA 220 ,, Shimadai HAYATA 219 ,, speciosa K. SCHUM 227 ,, uraiensis HAYATA 224 AMARYLLIDE.E 228 AMPELIDE^E 30 Antrophyum KAULF 261 ,, avenium BLUME . . . . 309 ,, coriaceum BLUME . . . . 309 ,, Oumingii FEE 262 ARALIACE^E 74 Archangioptaris CHRIST et GIESENHA- GEN 256 ,, Somai HAYATA. . . . 256 Ardisia GJERTN 88 ,, citrifolia HAYATA 88 ,, cornudentata MEZ 88 , , cornudentata MEZ 93 „ crispa (TnuitB.) A. DC 89 M formosana KOLFE 89 „ Konishii HAYATA 89 ,, kotoensis HAYATA 90 ,, kusukusensis HAYATA . . . . 90 ,, Oldhami MEZ 91 „ pentagona A. DC 91 ,, quinquegona BLUME 91 ,, radicans HEMSL. et MEZ. ... 91 ,, remotiserrata HAYATA . . . . 92 ,, Sieboldii 89 ,, stenosepala HAYATA 92 ,, suishaensis HAYATA 93 Arissema MART 241 ,, alienatum var 243 ,, brachyspatha HAYATA. . . . 241 ,, concinnum SCHOTT 243 M consanguineum SCHOTT. . . . 242 ,, formosana HAYATA . . . . 243 M formosana HAYATA form. stenophylla 244 ,, grapsospadix HAYATA . . . . 244 ,, kelung-insularis HAYATA . . 246 ,, luminatwrr* BLUME 246 ,, penicillatum 3$. E. BROWN . . 246 ,, ringens SCHOTT 246 ,, Thunbergii BLUME 241 Takeoi HAYATA . . . . 246 352 INDEX. ARISTOLOCHIACKE 137 Aristolochia LINN 137 ,, cucurbitifolia HAY ATA . . 137 ,, Fordiana HEMSL, . . . . 139 ,, Kcempferi 139 ABOIDEJE 238 Asaruin LINN . . 139 ,, albomaculata HAY ATA . . . . 139 ,, caudigemm HANCE 148 ,, epigynura HAYATA 140 ,, geophilum HEMSI, 141 M grandiflorura HAYATA .. .. 141 M grandiflorum HAYATA var. colo- casiifolium HAYATA .. .. 144 ,, hypogynum HAYATA . . . . 144 „ infrapurpureum HAYATA .. 146 ,, leptophyllum HAYATA . . . . 147 ,, leptophyllum HAYATA var. triangulate HAYATA . . . . 148 ,, macranthnm HOOK 149 |t maximum 144 , , taitonense HAYATA 148 Asplenium LINN 262 ,, Hancockii MAXIM 268 ,, helerophlebium METT 274 ,, resectum Sw. var. obliquis- simum HAYATA 262 Autalpinia 215 198 BALANOPHORE^ Balanophora FORST ,, /ormosana HAYATA .. ,, Kawdkamii ,, raorrisonicola HAYATA ,, mntinoides HAYATA Bauhinia LINN ,, Champion! BENTH 198 198 198 198 198 35 35 Beilschmiedia XEES 150 ,, erytlirophloia HAYATA 150 ,, Tanakre HAYATA . . . . 150 BERBERIDE^; 2 Berberis LINN 4 ,, Kawakamii HAYATA .... 4 , , mingetsensls HAYATA . . . . 4 Siforia japonica VAN TIEGHEM . . . . 188 Blyxa THOU -.. .. .. .. 208 ,, caulescent MAX 209 ,, ecaudata HAYATA 208 ,, echinospenna CLARKE 210 Blyxa japonica MAX ,, laevissima HAYATA ,, Shimadai HAYATA ,, Somai HAYATA BURMANNIACE.E Burmannia LINN „ cryptopetala MAKING . . ,, Itoana MAKING ,, japonica „ liukiuensis HAYATA .. ,, Takeoi HAYATA GAPRIFOLIACE^; Catimbium CELASTRINE^] .. .. .. '.'. Celastrus LINN „ geminiflorus HAYATA . . . . ,, gracillimus HAYATA .. .. ,, Kusanoi HAYATA ,, leiocarpus HAYATA ,, longe-raeemosus HAYATA .. Cheilanthes Sw ,, farinosa KATJLF Chirita HAM ,, anachorata HANCE? ,, minuteserrulata HAYATA .. .. Cinnamonum BURMAN ,, acuminatifolium HAYATA ,, acuminatissimum HAYATA , , bartheifolium HAYATA . . ,, caudatifolium HAYATA . . ,, Doederleinii ENGL ,, insulari-montanum HAYA- TA ,, Kanahirai HAYATA ,, macrostemon HAYATA . . ,, micranthum HAYATA , , obovatifolium HAYATA . . ,, pseudo-Loureirii HAYATA ,, randaiense HAYATA ,, reticulatum HAYATA Circaea LINN ,, erubescens FR. et SAV ,, Kawakamu HAYATA ,, Pricei HAYATA Clinogyne SALISB ,, dichotoma SALISB? Colocasia LUDW M antiquorum SCHOTT 209 208 209 210 211 211 213 213 212 211 212 76 222 15 20 25 24 20 22 23 262 262 133 135 133 152 152 153 153 155 154 157 157 158 158 158 158 159 160 71 72 71 72 228 228 247 248 INDEX. 353 Colocasia kotcensis HAYATA 247 CONIFERS 204 / CONVOLVULACE.E 125 CORIARIEvE .. 33 Coriaria LINN 33 ,, inteiinedia MATSUM 34 ,, japonica 34 ,, nepalensis WAUL 34 ,, sinica MAXIM 34 ,, summicola HAYATA 33 Cotoneaster MEDIK 62 ,, disticha LANGE 64 ,, morrisonensis HAYATA . . 62 ,, roknjodaisanensis HAYATA 03 ,, rotundifolia BAKER .. .. 64 Cryptocarya R. BR 151 ,, Konishii HAYATA . . . . 151 Cunninghamia K. BR 207 ,, Kawakamii HAYATA . . 207 Cuscuta LINN 125 „ chinensis LAM 125 ,, Grasii DELPONTE 125 ,, Kawakamii HAYATA . . . . 125 Cyclophorus DESV 264 ,, Lingua DESV. var. angusti- frons HAYATA . . . . 264 ,, subfissus HAYATA . . . . 264 , , taiwanensis C. CH 264 Cyclostemon BLUME 198 ,, karapinense HAYATA . . 198 Davallia SM 265 ,, chrysanthemifolia HAYATA . . 265 Dennstaedtia BERNH 266 ,, cuneata (J. SM. et Hk.) CHRIST 266 „ leptophylla HAYATA . . 266 ,, scabra MOORE 267 „ Smithii MOORE . . . . 266 Diplazium S\v 268 ,, Hancookii (MAX.) HAYATA 268 , , heterophlebium DIELS . . . . 274 ,, iridiphyllum HAYATA. . . . 272 ,, Makinoi YABE var. karapi- nense HAYATA 272 „ odoratissimum HAYATA . . 273 Diplospora DC 77 „ Tanakai HAYATA 77 viridiflora DC. 79 Disporopsis HAXCE 230 ,, arisanensis HAYATA . . . . 230 „ leptophylla HAYATA.. .. 232 Donax Arundinasirum LOUR 228 Dryopteris ADANS 275 ,, erubescens (WAUL.) C. CIIR. 275 ,, hirsutisquama HAYATA .. 277 ,, Kawakamii HAYATA . . . . 287 ,, kotceasis HAYATA .. .. 279 ,, kwashotensis HAYATA . . 278 ,, mingelsuensis HAYATA . . 281 ,, morrisonensis HAYATA . . 281 ,, oppositipinna HAYATA . . 281 ,, polylepis C. Cir 293 ,, pseudo-Sabsei HAYATA .. 283 ,, punctala C. CH 297 ,, reflexipinna HAYATA . . . . 285 ,, Sabcei 283 ,, sacholepis HAYATA . . . . 285 ,, Somai HAYATA 287 ,, spinulosaO. KTZE. var mor- risonensis 281 ,, subflnvialis 288 ,, Takeoi HAYATA. . . . . . 289 ,, transmorrisonensis HAYATA 291 Blaphoglossum SCHOTT 293 ,, laurifolium (TuouARs) MOORE 293 Embelia Juss 84 ,, lenticellata HAYATA .. .. 86 ,, penduliramula HAYATA. . .. 84 Epipremnum SCHOTT 239 , , foruiosanum HAYATA . . 239 , , mirabile SCHOTT . . . . 240 ,, pinnuium (LiNN.) . . . . 240 Euonymus LINN 15 ,, arboricolus HAYATA . . . . 17 ,, euphlebiphyllos HAYATA .. 15 „ pellucidifolius HAYATA . . 16 ,, Spraguei HAYATA . . . . 18 „ Tanakae MIQ 18 EUPHORBIACE^] 198 Fuphrasia LINN 129 ,, borneensis STAFF 129 ,, transmorrisonensis HAYATA . . 129 Galium LINN 81 ,, gracile BUNGE 81 gracile BUNGE forma rotund i- 354 INDEX. folia 81 GESNERACFJE isi Oonyanthes nepalensis MIERS 212 GOODENOVIE.E 83 GRAMINEJ3 :. .. 250 Gymnogramme avenia BAKER 309 ,, lanceolata HK 324 Gymnopteris virens BEDP 301 Mamamelidese 71 Hedychium KCENIO 214 „ coronariura KCENIG .. .. 214 Hetsrosmilax KUNTH 235 ,, arisanensis HAYATA . . 235 ,, Gaudichaudiana MAXIM. 236 Hydrangea LINN 70 ,, Integra HAYATA 70 HYDROCHARIDE^] 208 HYMENOPHYLLACE.E .. .. 256 Hymenophyllum LINN 256 ,, crispato-alatum HA- YATA 256 ,, crispato-alatum HA- YATA form, re- motipinnum . . 257 ,, javanicum HAYATA 257 ,, Simonsianum HOO- KER 258 Hypolepis BERNH 295 ,, alte-gracillima HAYATA . . 295 „ tenuifolia BERNII 297 Hypoxis LINN 228 ,, aurea LOUR 228 Ilex LINN 15 ,, glomeratiflora HAYATA 15 ILICINKE 15 Keempferia LINN 213 ,, hainanensis HAYATA . . 213 Korthalsetta japonica ENGL 188 lutastrea Filix-Mas var. odontolomn MOORE 281 ,, undulata THWAITES 285 LAURINE^ 150 Lecanopteris formosana HAYATA . . . . 311 LEGUMINOSJ3 35 Leptochilus KAUL 297 ,, angustipiimus HAYATA . . 297 ,, Bonii C. CH 300 ,, Harlandii C. CH. . 300 Leptochilus Kanashiroi HAYATA . . 298 „ virens (WAix.) C. CIIR. 301 ,, virens 298 Ligustrum LINN 123 ,, Pricei HAYATA 123 LILIACEJE 229 Lindera THUNB 176 ,, akcensis HAYATA 176 ,, communis HEMSL 176 ,, formosana HAYATA 178 ,, glauca BLUME var. Kawakamii HAYATA 178 ,, Oldhami HEMSL 178 ,, Pricei HAYATA 178 M randaiensis HAYATA 179 „ strychnifolia S. et Z 179 Lindsaya DRY 301 „ orbiculata (LAM.) METT. . . 301 Linociera Sw 123 „ Comingiana VIDAI, . . . . 123 Litosanthes BLUME 81 M gracilis HAYATA . . . . 81 Litsea LAM 163 ,, acutivena HAYATA 163 ,, akcensis HAYATA 166 ,, brideliifolia HAYATA 166 ,, dolichocarpa HAYATA 166 ,, hypophaea HAYATA 167 „ Nakaii HAYATA 168 Lophotocarpus DURAND 248 ,, formosanus HAYATA . . 249 LORANTHACE.E iso Loranthus LINN 180 „ chinensis DC 180 ,, lonicerifolius HAYATA. . . . 181 ,, Phoebe-formosanneHAYATA. . 183 ,, ritozanensis HAYATA . . . . 184 „ rhododendricolus HAYATA. . 184 t> seraggodostemon HAYATA . . 185 theifer HAYATA 186 Loropetalum K. BR 71 „ chinense R. BR 71 Loxotis obliqua 133 LYCOPODIACE.E 252 Lycopodium LINN 252 „ lucidulum MICHX 253 ,, quasipolytrichoides HAYA- TA 252 INDEX. 355 Lycopodinm reflexo-integrum HAYATA. 254 „ Somai HAYATA 255 Machilus NEES 160 ,, arisanensis HAYATA . . . . 160 ,, Faberi HEMSI, 160 ,, foi-mosana HAYATA 162 ,, kwashotensis HAYATA . . . . 160 ,, longisepala HAYATA . . . . 160 M macrophytta HEMSL. var. arisanensis HAYATA . . . . 160 ,, pseudolongifolia HAYATA . . 160 ,, suffrutescens HAYATA . . . . 162 M zuihcensis HAYATA 162 Mahon a NUTT 5 „ japonica (Tuci.) DC 6 tikushiensis HAYATA . . . . 5 Maranta dichotomn WATJ, 228 MARATTIACEJE 256 Mercurialis LINN 199 ,, leiocai-pa SIKH, et Zucc. . . 200 M transmorrisonensis HAYATA 199 Micrargeria BENTH 1 25 ,, formosana HAYATA . . . . 126 Microlepia PBESI, 301 ,, hirentissima HAYATA . . . . 301 Modecca LAM 73 ,, formosana HAYATA 78 Murraya LINN. 14 ,, omphalocarpa HAYATA . . . . 14 MYBSINKE 84 Myrsine LINN. 87 ,, vacciniifolia HAYATA . . . . 87 INervilia GAUD. 213 ,, yseyamensis HAYATA . . . . 213 Niphobolus fissus BIATME 264 Notholsena E. BB . . . . 303 n hirsuta Desv 303 Nothophoebe BLUME 163 ,, Konishii HAYATA . . . . 163 OLEACEJE m ONAGRARIE^ 71 ORCHIDE^E 213 Osmanthus LOTJB . . . . 125 ,, integrifolius HAYATA . . . . 125 ,, lanceolatus HAYATA . . . . 125 Ottelia PEBS 210 „ alismoides PEBS 210 PASSIFLORE^E .. 73 Pedicularis LTXX. .. 126 ,, transmorrisonensis HAYATA 126 ,, verticittata LINK 128 Pentapanax SEEM 74 „ castanopsisicola HAYATA. . 74 Feranema DON 305 ,, fornwsana HAYATA . . . . 305 Perrottetia H. B. et K 26 ,, arisanensis HAYATA . . . . 26 Phoebe NEES 162 ,, formosana HAYATA 162 Photinia LINDL 65 ,, amphidoxa REHDEB et AViLL- SON 68 ,, ardisiifolia HAYATA .. .. 65 ,, Beauverdiana SCHXEUDEB var. notabilis REHDEB . . . . 65 J? impressiveria HAYATA . . . . 67 ,, lucida SCHNEtDEB 68 f, serralata LINDL 69 M taivxtnensis HAYATA . . . . 69 Phrynium WILLD 228 ,, dichotomum ROXB 228 M eapitaturn WrLtt) 228 Phyllostachys SIEB. et Zucc 250 M Makinoi HAYATA . . . . 250 PITTQSPOREJE *.. .. 6 Pittosporura BANKS 6 ,, daphniphylloides HAYATA 6 , , oligospermum HAYATA . . 7 Podophyllum LINN 2 ,, Onzoi HAYATA .. .. 2 ,, pleianthum HXNCE. ... 4 Polybotrya HUMB. et BONPI- . . . - 305 }) appendiculafa HAYATA . . 307 dnplicato-serrata HAYATA.. 305 marginata BLUME . . . . 306 Polygonatum ADANS 229 alte-lobatum HAYATA .. 229 POLYPODIAC1LE 261 Polypodium LINN 308 ,, aspidistrifrons HAYATA . . 308 „ Blnmeanum C. CH 309 ,, contiguum SMITH .. .. 311 ,, ensato-sessilifrons HAYATA 312 ,• ensatum THUNB. .. .. 312 „ ensatum HAYATA .. *. 314 hemionitideHm WAI.T,. . . 314 356 INDEX. Polypodium hypochrysum HAYATA . . 314 infra-planicostale HAYATA 315 „ irioides LAM 309 Kanashiroi HAYATA . . 317 Kawakamii HAYAYA . . 318 M kusukusense HAYATA .. 319 morrisonense HAYATA .. 321 obscure-venulosum HAYA- yjL . . .. 322 remote- frondigerum HAYA- TA 322 ,, taiwanensis CHBIST . . . . 264 „ urceolare HAYATA . . . . 324 Wnghtii METT 321 Polystichum BOTH 332 ,, aculeatum S\v. var. varii- forme HAYATA . . . . 332 M a/mobile SM 337 „ auriculatum PBESL . . . . 338 Hancockii DIELS . . . . 340 ,, Iiololepis HAYATA . . . . 332 Js leptopteron HAYATA.. .. 340 longistipes HAYATA • • . . 341 niitakayamense HAYATA . . 333 obtuso-auriculatum HAYATA 337 J? pseudo-Maximowiczii HA- . YATA 334 simplicipinnum HAYATA . . 343 ,, subapiciflorum HAYATA . . 335 transmorrisonense HAYATA 291 ,, tripteron PBESL 339 J} varium PBESL 332 Pothos LINN 238 ,, seemanni SCHOTT 239 ,, \VarburgiiENGL 239 Prinsepia ROYLE 69 „ scandens HAYATA 69 Probolocalyx 218 Prunus LINN 35 „ raacrophylla SIEB. et Zucc. . . 35 „ transarisanensis HAYATA . . . . 37 PSEUDIXIE.E HAYATA 187 Pseudixus HAYATA 187 \f- »j japonicus HAYATA .. .. 188 Pseudotsuga CABB 204 ,, \Vilsoniana HAYATA . . 204 „ japonica HAYATA . . . . 205 Pteris LINN. 344 Pteris Takeoi HAYATA ........ RANUNCULACEJE ...... Rapanea AUBL ........... ,, neriifolia (SiEB. et Zucc.) MEZ ........... KHAMNE.E ............ Rhynchoglossum BLUME ...... „ liologlossiun HAYATA ,, oUiyuum HAYATA . . Rohdea ROTH ............. ,, Watanabei HAYATA ...... KOSACEJB ............ Rosa LINN ................ ,, moschata MILL, ......... ,, Price! HAYATA ........ ,, serrata, ROLFE .......... KUBIACE.E ............ Rubus LINN ............. „ aculeatiflorus HAYATA ...... ,, adenotrichopoda HAYATA . . . . ,, conduplicatus DUTHIE ...... ,, euplilebophyllus HAYATA . . . . ,, fraxinifoliolus HAYATA . . . . ,, fraxinifoliiis PC-IB ....... ,, glanduloso-calycinus HAYATA . . ,, hirsuto-pungens HAYATA . . . . ,, Kawakamii HAYATA . . . . . . ,, mingetsensis HAYATA ...... ,, parviaraliifolius HAYATA . . . . ,, parvifraxinifolius HAYATA. ... ,, parvipungens HAYATA . . . . „ parvirossefolius HAYATA . . . . ,, piptopetalus HAYATA ...... ,, roscefdius SMITH subsp. Maxim- owiczii HAYATA ........ ,, Swinhcei HAYATA ...... . . „ tagdlus MATSUM ......... ,, taticensis HAYATA ...... „ Thunbergii S. et Z ....... EUTACE^E ............ Sabia COLEBB ,, transarisanensis HAYATA . . Sageretia BBONGK ,, hamosa BBONG M randaiensis HAYATA . . Sagittaria LINN ,, pygm«?a MIQ 87 87 28 131 131 132 236 236 35 58 60 58 60 77 39 39 49 57 44 46 48 42 58 58 40 48 52 56 54 51 55 51 52 40 58 10 31 31 31 28 28 29 250 250 INDEX. 357 SALICLNES .. .. Salix LINN ,, Doii HAYATA , , fulvopubescens HAYATA . . . . ,, Morii HAYATA ,, transarisanensis HAYATA SAXIFRAGES Scsvola LINN ,, hainanensis HANCE SCITAMINES Schizandra MICHX M arisanensis HAYATA . . ,, rubriflora REHDER ct Wi- ISON SCROPHULARIACES.. Serissa COMM ,, Kawakainii HAYATA Skimmia THTJNB ,, arisanensis HAYATA ,, distincte-venulosa HAYATA . . ,, japonica HAYATA ,, melanocarpa REHDER et WIL- SON ,, orthoclada HAYATA Smilax LINN ,, arisanensis HAYATA , , nervo-marginata HAYATA Stachyurus SIEB. ET Zucc ,, hiinalaicus HOOK. f. et THOMS ,, prcecox HAYATA Strobilanthes BLUME ,, flexicaulis HAYATA. . STYRACES Styrax LINN ,, formosanum MATSUM , , Hayataianum PEEK ,, Henryi PERK „ kotoensis HAYATA Symplocos LINN ,, adinandrifolia HAYATA ,, >, HAYATA var. theifolia HAYATA . . ,, congesla BENTH „ divaricativena HAYATA . . „ Doii HAYATA „ eriobotryaefolia HAYATA . . eriostroma HAYATA . 9 135 135 93 121 121 121 121 121 93 95 103 96 96 98 99 Symplocos Fordii HAYATA . .... 118 ,, glomeratiflora HAYATA . . 100 ,, heishanensis HAYATA. . . . 101 ,, ilicifolia HAYATA . . . . 102 ,, japonica A.DC. var. Naka- harai HAYATA 103 ,, Kawakamil HAYATA.. .. 104 ,, Konishii HAYATA . . . . 105 ,, kotoensis HAYATA .. .. 106 ,, microcalyx HAYATA . . . . 108 ,, microcarpa CHAMP 109 ,, macrostroma HAYATA. . . . 107 ,, morrisonicola HAYATA .. 110 ,, neriifoliaS. et Z 99 ,, phseophylla HAYATA . . . . Ill ,, risekiensis HAYATA . . . . 112 ,, Nakaii HAYATA 110 ,, Sasakii HAYATA 114 ,, spicata ROXB 115 ,, spicata ROXB 98 ,, spicata ROXB. var. acuminata BRAND 115 ,, stenostachys HAYATA. . . . 115 ,, suishariensis HAYATA. . . . 116 ,, trichoclada HAYATA . . . . 118 ,, wikstrcemiifolia HAYATA .. 119 TERNSTRCEMIACES s Tetradenia NEES 172 ,, acuminatissima HAYATA . . 172 ,, acuto-trinervia HAYATA . . 172 ,, aurata HAYATA 174 ,, Konishii HAYATA . . . . 174 ,, kotoensis HAYATA . . . . 174 „ parvigemma HAYATA . . 175 „ variabillima HAYATA. . . . 176 Thea LINN 9 M parvifolia HAYATA 10 „ salicifolia (CHAMP.) 9 tt transarisanensis HAYATA . . . . 10 THYMEL^EACE^E 179 Thysanospermum CHAMP 81 ,, diffusum CHAMP. . . 81 Trichomanes SM 260 ,, cupressifolium HAYATA . . 260 „ kalamocarpum HAYATA . . 260 ,, insigne VAN BOSCH. . . . 260 ,, orientals HAYATA . . . . 260 ,, palmifolium HAYATA . . 260 INDEX. Trillium LINN... 232 ,, Tschonoskii MAXIM. Tsuga CAKR „ formosana HAYATA Tupistra Watannbei HAYATA . . Ulmus LINN . ,, Uyeinatsui HAYATA . . UBTICACFJE VACCINIACE^ Vaccinium LINN ,, emarginatum HAYATA VALERIANE^} Valeriana LINN ,, flaccid issima MAX. Kawakamii HAYATA . 232 206 206 236 201 201 201 84 84 84 82 82 82 82 Veronica LINN 128 ,, oligospcrma HAYATA .. .. 128 ,, spuria LINN. var. angustifolia BENTII 129 Viburnum LINN 76 ,, taitcense HAYATA . . . . 76 ,, taiwanensis HAYATA . . . . 76 Viscum LINN 190 ,, aphyttum GRIFF 190 ,, articulatum FRANCII. etSAVAT. 188 ,, bongariense HAYATA 190 ,, diospyrosicolum HAYATA . . 192 ,, filipendulurn HAYATA . . . . 193 ,, japonicum THXJXB. 188 Viscum liquidambaricolum HAYATA . . 194 ,, moniliforme BLUME 188 ,, moniliforme (B. C.) var. cora- lioides WIGHT 188 ,, moniliforme (B. C.) WIGHT . . 188 ,, multinerve HAYATA 196 ,, Querci-Morii HAYATA .. .. 196 Vitis LINN 30 ,, arisanensis HAYATA 30 , , bioritsensis HAYATA 81 ,, denlata HAYATA 31 ,, triphylla HAYATA 31 ,, shifunensis HAYATA 31 Vittaria SM 346 ,, arisanensis HAYATA 346 ,, mediosora HAYATA 346 Wikstrcemia ENDL 179 ,, japonica MIQ 180 ,, mononectaria HAYATA . . 179 Woodwardia SMITH- 348 ,, Harlandii HOOK 348 ,, Takeoi HAYATA . . . . 348 XYRIDE^E 23- Xyris LINN 237 ,, formosana HAYATA 237 „ pauciflorct AVix-LD 238 <2»ingiber ADANS 214 Zerumbet Eosc. 214 ICONES PLANTARUM FORMOSANARUM V. PLATE I. Explanation of PL I- Schxandra arisanensis HAYATA. Fig. 1. The plant, natural size. 2. A leaf, natural size. 3. A male flower, x2. 4. An outer sepal, x 4. 5. An inner sepal, x4. 6. Staminal cluster, x 4. 7. 8, 9. A stamen, seen from different sides, x 4. 10. A female flower, x 2. 11. The same, sepals partly taken off, showing carpels, x 2 12. Cluster of carpels, x 5. 13. 14. A carpel, seen from different sides, more magnified. 15. A portion of the stigma, much more magnified. Ic. PL Forrnos. Vol. V. PL I. K ll;iv;in)i del. ICONES PLANTARUM FORMOSANARUM. V. PLATE II Explanation of PL H Herberts mingetsensis HAYATA. Fig. 1. A branch of the plant. 2. A leaf. 3. A bracteole, x 5. 4. A flower, x4.5. 5. The outermost sepal, x 5. 6. An inner sepal, x 5. 7. The innermost sepal, x 5. 8. A petal x 5. 9. 10, 11. A stamen, seen from different sides. 12. Ovary, wall partly tafcen off, ovules seen. Ic, Pi. Formos. Vol. V. PI. II. 11 ICONES PLANTARUM FORMOSANARUM. V. PLATK III. Explanation of PL HI, Celastrus longe-racemosus HAYATA. Fig. 1. The plant, natural size. 2. A leaf, natural size. 3. A bract, magnified. 4. A flower, x 7. 5. A petal, x 10. 6. A flower in section, petals taken off, x 10. 7. Margin of a sepal, magnified. 8. Margin of a petal, magnified. Ic. Pi Formos. Vol. V. PL III. K Havami del. ICONES PLANTARUM FORMOSANARUM. V. PLATE IV. Explanation of PI, IV. PerrotteUa arisanensls HAY ATA. Fig. 1. A branch. 2. A leaf. 3. A bract. 4. A flower-bud. 5. A male flower, x 10. 6. Stamens, seen from different sides. 7. Rudimentary ovary. 8. A female flower, x 15. 9. 10. Staminodes, seen from different sides. 11. Ovary. 12. A fruit, x8. 13. A seed, seen from side. 14. The same, seen from top. Ic.Pl.Formos.Vol. V. Pi. IV. V. Havami 'Id. ICONES PLANTARUM FORMOSANARUM. V. PLATE V. Explanation of PL V. Sabia transarisanensis HAYATA. Fig. 1. A branch, natural size. 2. A leaf, natural size. 3. A flower, x 5. 4. A petal, x 7. 5. A flower, petals taken off, x 5. 6. 7, 8. A stamen, seen from different sides, x 7. /c. Pi. Formos. Vol. V. Pl.V. V. Havaiui del. ICONES PLANTARUM FORMOSANARUM. V. PLATE VI. Explanation of PI. VI. Coriaria summicola HAYATA. Fig. 1. The plant, natural size. 2. A male flower, x4. 3. An outer sepal, x8. 4. A male flower, outer sepals taken off, inner sepals and petals seen, x!2. 5. 6. A petal, seen from different sides, x 12. 7, 8, 9. A stamen, seen from different sides, x 12. 10. A female flower, x 4. 11. A sepal, xS. 12. A petal, seen from within, x8. 13. The same, seen from side, x8. 14. A female flower, some sepals and petals taken off, showing carpels and starninodes, x 8. 15. 16, 17. Staminodes x 12. 18. A carpel with a staminode, x8. 19. Apical portion of stigma, much more magnified. Ic. Pi Formos. Vol. V. PL. VI. V. Ilayami del. ICONES PLANTARUM FORMOSANARUM. V. PLATE VII. Explanation of PL VII, Peiriapanax castanopsisicola HAY AT A. Fig. 1. The plant. 2. A flower. 3. A petal. 4. 5. Stamens. 6. Ovary. 7. A seed. 8. The same, in section. PL VII, ICONES PLANTARUM FORMOSANARUM. V. PLATK VIII. Explanation of PI. VUL Valeriana Kawaka/mii HAYATA. Fig. 1. The plant. 2. Inflorescence. 3. A bract. 4. A flower. 5. Corolla, expanded. 6. Style. fig. 1, natural size; others more or less magnified. Ic. Pi Formos. Vol. V. PL P.Hayami del. ICONES PLANTARUM FORMOSANARUM, V. PLATB IX. Explanation of PL IX. Embelia penduliramula HAYATA. Fig. 1. A branch, natural size. 2. A leaf, natural size. 3. A male flower, x8. 4. Margin of a calyx-lobe, much more magnified. 5. A petal, seen from within, x8. 6. The same, seen from without, x8. 7. Margin of a petal, much more magnified. 8. Calyx and rudimentary ovary, x8. Ic. PL. Formos. Vol. V. PL. IX. F. Hayami del. ICONES PLANTARUM FORMOSANARUM. V. PLATE X. Explanation of Fl. X. Symplocos eriobotrycefolia HAYATA. Fig. 1. A branch, natural size. 2. A flower, x 6. 3. A bracteole, x 9. 4. Calyx, x9. 5. A corolla-segment, x 6. 6. Apical portion of a corolla-segment, seen from within, much more magnified. 7. 8. A stamen, seen from different sides, x 9. 9. Basal portion of a style, x 9. 10. Apical portion of the same, X 9. Ic.PLFormos. Vol.V. Pl.X. K Ilayami «),•!. ICONES PLANTARUM FORMOSANARUM. V. PLATB XL Explanation of PI. XI. Rhynchoglossum hdoglossum HAYATA. Fig. ]. The plant. 2. A leaf. 3. A flower. 4. Corolla, expanded. 5. Stamens, seen from front. 6. The same, seen from back. 7. A stamen, detached. 8. Ovary, disc seen. Fig. 1 and 2, natural size ; others more or less magnified. Ic. PI. Formos. Vol. V. PL. XI. F. Hayami del. ICONES PLANTARUM FORMOSANARUM. V. PLATE XII Explanation of PL XII. Chirita minuteserrulata HAYATA. Fig. 1. The plant, natural size. 2. A bract, x 4. 3. A flower, x2. 4. Calyx, expanded, x2. 5. Corolla, expanded, x2. 6. 7. Stamens, seen from different sides, magnified. 8. A staminode, much more magnified. 9. Ovary, x 4. Ic.PLFormos.VoL V. PL. XII. P. Havnmi del. ICONES PLANTARUM FORMOSANARUM, V. PLATE XIII Explanation of PL XTTT. VisGum Querci-Mbrii HAYATA. Fig. 1. The plant on Quercus Morii HAYATA. 2. A branch. 3. A male flower in an involucre on a node. 4. The same, seen from a little above. 5. The same, involucre taken off. 6. A female flower bud in an involucre. 7. The same, involucre taken off. 8. Another female, fully grown. 9. A sepal of the same flower. 10. Another female flower, more advanced, sepals fallen off. 11. The same, seen from a little above. 12. Vertical section of the same. 13. A young fruit. 14. A mature fruit. 15. A seed with a viviparous embryo. 16. Another seed. 17. The same, seen from side. 18. Another seed. 19. The same, seen from side. 20. An embryo, taken from a fruit, shown in Fig. 14. 21. A node of a branch. 22. A portion of a branchlet. Fig. 1, reduced; 2, natural size; others more or less magnified. Ic. PL Formos. Vol. V. PL. XIII. V. Hayatni del. ICONES PLANTARUM FORMOSANARUM T. PLATE XIV. Explanation of PL XIV. Scdix transarisanensis HAYATA. Fig. 1. A branch with male catkins, natural size. 2. A male flower, x 5.5. 3. Another flower seen from back, gland and bract taken off, x 15. 4. A bract, x 15. 5. A gland, x 15. 6. A female catkin, natural size. 7. A female flower, x 7.5. 8. A bract, x 15. 9. A gland. 10, 11. Stigma, seen from different sides. Ic.PLFormos.Vol. V. PL. XIV. F. Hayami del. ICONES PLANTARUM FORMOSANARUM. T. PLATE XV. Explanation of PL XV. Pseudotsuga Wilsoniana HAYATA. Fig. I. A branch with a cone. 2. Another branch with a smaller cone. 3. A portion of a young branch, showing hairs on the branch. 4. A scale detached from the middle portion of a cone. 5. The same, seen from within. 6. A bract-scale. 7. The same, seen from side. 8. A seed. ••, (> ,vi r, n /, I I', 5. Ic. PL. Formos. Vol. V. PL XV. V. Havana i del. ICONES PLANTARUM FORMOSANARUM. V, PLATE XVI. Explanation of PL XVI- Cunninghamia Kaiudkamii HAYATA. 1. Branches. 2. A leaf, seen from above. 3. The same, seen from below. 4. A cluster of male flowers. 5. 6, 7. Stamens, seen from different sides, x 15. 8. A quite mature cone, (natural size), containing seeds with a perfect embryo, as given in the description in the text. 9. A scale, detached from the middle portion of a cone, x 4. 10. The same, seen from within, seeds taken off, showing secondary scales. 11. The same with seeds. 12. A seed. 7