of 1! L/l D a a m a a ICONES PLANTARUM FORMOSANARUM NEC NON ET CONTRIBUT10NES AD FLORAM FORMOSANAM. AUCTORE B. Hayata. n. TO HIS EXCELLENCY COUNT SAMATA SAKUMA, GOVERNOR GENERAL OF FORMOSA. SIR, I have the honour to submit to your Excellency the second fascicle of the " Icones Plantarum Formosanarnm, nee non et Contributiones ad Floram Formosanam ' by B. HAY ATA, D. Sc. KAKICHI UCHIDA, ClVIL GOVEENOE OF FOEMOSA. May 10th, 1912. CONTENTS. Introduction I- II. Conspectus of the Flora of Formosa, (Saxifrages — Dipsacese.) .... 1-104. New or Noteworthy Plants of Formosa 105-149. Index 151-156. Plates. I-XL. INTRODUCTION. INTRODUCTION. As this fascicle now goes to press, it occurs to me that a word as to the nature of the whole work may not be out of place. The original plan, as has been explained in the introduction to the preceding fascicle, was to publish in a long series, extending it might be over as many as fifteen years, a flora which should con- tain full descriptions of all plants found in Formosa. That plan, however, was slightly altered even in the first fascicle owing to the necessity of limiting in advance the number of pages so as not to exceed the grant made by the Government. That first portion of the work contains an enumeration of plants from Eanunculacese to Rosace ae, with descriptions of new or noteworthy plants, references to species (as far as accessible), and a key to the families, genera and species with their respective localities and geographical distributions. It had been my intention to pursue this altered plan in the case of this second fascicle ; but soon after the manuscript was ready, 1 was informed of a further reduction of the grant, and this has compelled me to cut out nearly all references to species. The present fascicle therefore, like the preceding one, contains a key to the families, genera, and species, and an enumeration of plants from Saxifrageae to Dipsaceae with their localities and geographical distributions ; but the references to species are considerably limited. Descriptions are given only in the case of plants which are new or which I have not hitherto described. Of these plants such as have been worked up since last year and are now described by me for the first time, appear under the heading, " New or Noteworthy Plants of Formosa." n INTRODUCTION. As to the total number of species recorded from the island, I may add that in the preceding fascicle it was stated to be 2660 species, belonging to 836 genera and 156 families. Since then just one year has elapsed. During that time I have secured many collections and a number of genera and new species have to be added to our Formosan flora. The genera to be added at this time together with a few that appeared in the Tokyo Botanical Magazine a few months ago, are given in the following table. Gonocaryum Cissus Semccarpus Pacliysentria Medinilla Gilibertia Litosanthes Chimaphila Erycibe Blachia Pachysandra Sarcococca Mitrastemon Cremastra Cypripedium lone Listera Oreorchis Tteniophijllum Drymotcvnium Perancma Lecanopteris. The species newly added or now to be added number as many as 47. Among these stands Rafflesiaceae or Mitra- stemonacece, a new family proposed by Mr. T. MAKING, and represented in Formosa by Mitrastemon Kaica-Sasakii HAYATA* Thus up to the present date, the total number of the flora, so far as is' known, is 2707 species, belonging to 858 genera and 157 families. In conclusion, I avail myself of this opportunity to express my obligations to the officials of the Government of Formosa who have helped me in the collection of materials and in the publica- tion of my work. B. HAYATA. Taihoku and Tokyo, September 10th, 1912. 43. SAXIFRAGACEJE. 43. Saxifragaceae. Conspectus of the Formosnn Genera. (1) Herbs (Saxifrages). (2) Slirubs or trees. (4) (leaves compound .Astillte. 1 ( 2 ) Ovary 2-celled (leaves simple Saxifraga. 1* Ovary l-celled. (3) ( 3 ) Placentas parietal, alternate to the stigmas. (3") Placentas parietal, opposite to the stigmas, scapes 1 -flowered, petals 5, staminodes prominent Parnassia. 3 (3* ) Petals 5, pinnatifid, capsules not rostrate. Mitclla. 2 Petals 0. Capsules rostrate Chrysospleninm. 2* ( 4 ) Leaves opposite, exstipulate, simple. Stamens double the number of petals or more numerous. Ovary inferior or half-superior. (Hydrangea), (o) Leaves alternate. Stamens equalling the petals in number. Ovary inferior or half-superior (Escalloniem) Jten. 9 Leaves alternate, simple. Ovary inferior, l-celled. Seeds immersed in pulp (Ribesie*) Ttiltcs. 10 ( 5 ) Filaments linear. (<>) Filaments winged Dentzw . 7 ( 6 ) Stamens 8, 10 or 12. (7) Stamens indefinite. Petals 5, valvate. Styles 3, short. Leaves alternate Cardiandra. 8 ( 7 ) Petals coherent to a calyptra ; leaves persistent Pikostegia. G Petals free, not connate. Leaves deciduous. (8) ( 8 ) Styles 2-4, free or slightly connate at the base Hi/draw f/w. 4 Styles 1, stigma 4-9-lobed Scliizopliragma. 5 43. 1. Astilbe HAM, Conspectus of tJ/e Formosan (1) Flowers larger, in dense spike-like panicles, leaves nearly glabrous. ............ A. macroflora. Flowers smaller, in looser panicles, leaves hirsute or nearly glabrous. (A. loinjicni'jxi. (A. cMnensis. Astilbe chinensis FKANCH. et SAY.; HAY ATA Fl. Mont. Fonnos. p. 80. HAB. (ranzan in the Mon-ison ranges. DISTRIB. Amurland, Japan, and central and northern China. There is a little doubt about this being A. cJtinensift FKAXCU. et SAY AT. Astilbe longicarpa HAYATA Mater. Fl. Formos. p. 100 ; Herb, nearly 1 m. high or higher, erect, stem glabrous. Jladical leaves yet unknown. Caulinc leaves long petiolate ternately pinnate, lateral leaflets ovate, terminal one acuminately ovate duplicately sen-ate, serras acuminate, petiolulate. Kacemes 30 cm. long, base 12 cm. broad, pyramidal, racemules (lower ones) pedunculate, upper ones subsessile. Flowers short! y pedicellate, bracteolate at the base of calyx. Calyx 11 mm. long, lobes ovate truncate. Petals spathulately obovate nearly 1 mm. long, minutely apicnlate at the apex, margin entire. Stamens 10, very much exserted, 2-times longer than the petals. Carpels 2, distinct. Fruits cylindraceo-ovoid shortly rostrate, 4 mm. long including beaks. HAB. Tappansha ; Mt. Morrison. Astilbe macroflora HAYATA Fl. Mont. Formos. p. 86, et Mater. Fl. Formos. p. 106. Herb, nearly 30 cm. high, erect, base with scales which are membranaceous, dark, broadly ovate, acuminate, numerous, obvallate. Rhizomes thick, with numerous fibers, stems and petioles dark haiiy. Iladical leaves and cauline ones ternately-bipinnate, petioles neary equally long as the blades, long pilose at the nodes of the petioles, folioles ovate or oblong, base cordate, rarely slightly 3-lobed, 3 cm. long 2-i cm. broad, sparingly hairy, above slightly pilose 011 the cost, biserrate, primary serratures larger shortly 43. acuminate, secondary ones minute setose, terminal leaflets long, but lateral ones shortly petiolulate, stipules membranaceous ovate acuminate dark erect. lincemes, with small floral leaves, 10 cm. long, base 5 cm. broad, pyramidal, rhaches dark-hirsute, bracts stipule-like erect. Flowers densely clustered towards the apex of peduucled racemules, shortly pedicelled. Calyx 3i-mm. long campanulate, pubescent, lobes ovate obtuse 3 mm. long 3-nerved thick very much longer than tube. Petals spathulate 4 mm. long 1 mm. broad strongly exserted, margin minutely ciliately serrate, with 2-3 teeth on each side, diffused. Stamens 10, inserted on calyx-disc. Carpels 2, distinct. Fruits shortly beaked, beaks 5 mm. as long as carpels. Seeds scobiform oblique fusiform 1 mm. long. HAD. Mt. Morrison. 1.'* Saxifraya LIMN. Saxifraga sarmentosa LINN. ; MATSUM. et HAYATA Enum. PI. Fonnos. P. 130. HAI:. Tamsui. DISTTJB. Japan and Central China. 2. Mitella LINN. Mitella japonica MIQ. ; HAYATA Fl. Mont. Formos. p. 88. HAK. Mt. Morrison. DISTIIIB. Japan, very common in the valleys of the lowland-hills. The distribution of the genus Mitella is rather limited, being found only in North America, Manchuria, East Siberia, Japan and Formosa. 2::. Chrysosplenium LINN. Chrysosplenium sp. HAYATA Fl. Mont. Formos. p. 87. HAL;. Mt. Morrison. 3. I-'arttassia LLVN. Paniassia palustris LINN. ; HAYATA Fl. Mont. Fornios. p. 88. HAD. Mt. Morrison. 4 43. SAXTFUAGACEJE. DJSTIUB. West Asia to Europe, and eastward to Japan ; but not yet found in Central China. 4. Hydrangea LINN. Key to the Forntoxan Species. ( 1 ) Leaves quite entire. (2) Leaves more or less serrate. (3) ( 2 ) Leaves elongately oblong nearly 20 cm. long H. inteyra. Leaves sliortely oblong, shortely cuspidate, less than G cm . . II. hdese umbellately clustered, terminal (5-7 cm. long, base bracteate, bracts linear Jiearly 1 cm. long, margin ciliatr. Kxterior flowers sterile, sepals petaloid 2-3 nervose, nearly orbicular 7-S mm. long, interior fertile patent. Calyx-tube adnate to the ovary, hemispherical ; limb 4-dentate, Ovary inferior completely 2-celled ; styles 2, free, stigma introrse, Capsules yet unknown. HAB. Mt. Taiton. Hydrangea Kawakamii HAY ATA Fl. Mont. Formos. p. 1)0, PI. VL1I, Shrub scandent on a trunk of a large tree, branches tomentosely pubescent, at last subglabrous, bark slightly ashy dark. Leaves tomentoso-hirsute, petiolate, petioles 3-times shorter than the blade, blades oblong ovate, nearly 14 cm. long, 7 cm. broad, acuminate at the apex, acute or rounded at the base, irregularly subbiserrate on the margin, semis aristately acute, above very scabrous sparingly hairy, beneath densely hairy. Cymes corymlx>se umbellately jirranged, terminal, nearly 12 cm. long, 14 cm. in diameter, rhaches tomeutose. Flowers on outer circle sterile, sepals 4, petaloid, nervose nearly orbicular, 2cm. long as broad, margin (except base and apex) serrate, serras acute, in- side ones fertile. Capsules hemispherical slightly constricted at the apex, 10- costate, calyx-lobes persistent, acuminate, styles persistent very divaricate, slightly recurved at the apex. Seeds- fusifomied produced at both ends, length- striate, crosswise reticulate between the furrows. HAD. Mt. Morrison ; Mt. Arisan. 43. ^\VTF]'UI '('FT. Somewhat near TT. r>/.vfJtr<'i- cm. broad, acuminate at the apex, or acuminately acute or obtuse, base roundly obtuse or acute, margin serrulate, serrulas short, very shortly apiculate, scabrous above, stellately pubescent, costas and veins slender, pallid beneath, densely or sparingly beset \vith stellate hairs, costas and lateral veins prominent beneath, petioles 6 mm. long, silicate above, transversely striate on the stem between the opposite petioles. Panicles terminal or axillary at the apex of branchlets, (> cm. long, few-flowered, pedicels 2 mm. long, bracts minute siibulate. Calyx campannlate more or less stellately pubescent outside, :-"> mm. long, lobes patent triangular, obtuse or acute 1.] mm. long 2mm. broad, deciduous. Petals 5-6, dupticately valvate, erect, or erect* >- patent, oblong, 8.1 mm. long, 4 mm. broad, subacnte at the apex, base broadly truncate, margin plicate, more or less pubescent or subglabrous. Stamens 10-12, some longer, some shorter, longer ones 7 mm. long, filaments dilated (! mm. long, 1 mm. broad, apex obtusely obsagittately attenuate. Disc annular, entire. Style 4, distinct, slightly 2-lobed at the apex, stigmatosis. Capsules subglobose 3.1 mm. long, 4-lobate, septieidally dehiscent in 4 cocci. Seeds numerous, fusiformed, laterally slightly compressed, winged at both ends. HAB. Ivelung : Zuiho. Deutzia taiwanensis HAY ATA Materials for a Flora of Formosa p. 109, and Ic. PI. Formos. Fasc. I. PL XXXIII. Shrub, branches rubesceut, albo-punctate. Leaves opposite, ovate or oblong, 10 cm. long, 43. SAXIFFtAGACE.E. 9 5 era. broad, subentire remotely obscarelj mucronate-crenate, pale-greenish above, minutely punctate-lepidote, very much paler and albo-lepidote beneath, primary veins 6-7 on each side, connivent near the margin, very scabrous on both surfaces, cuspidately acute or obtuse at the apex, or obtuse at the extremity, rounded at the base. Panicles terminal, 15 cm. long C cm. broad, pyramidal, or racemose axillary. Calyx punctate broadly campanulate, obscurely 5-sulcate, 4 mm. long, 7 mm. in diameter, o-lobate, lobes broadly triangular 2 mm. long 3 mm broad shortly acute. Petals />, valvate, angustate, 12 mm. long. 5 mm. broad, acute at the apex, lamellate on the margin. Stamens 10, 2-seriate, outer ones longer, 121- mm. long, filaments 11 mm. long, narrowed, nearly 1 mm. broad, apex 2-dentate, abruptly con- tracted above the teeth. Anthers orbicular, retused at both ends. Styles 5, llmm. long, capitellate at the apex. Deutzia crenata STEB. et Zuco. d. Taiwanensis MAXIM. Hydrang. Asia. Orient, p. 23. Deutzia Kculn-n HAY ATA in MATSFM. et HAY ATA, Enum. PL Forrnos. p. 92, (pro parte). HAB. Ako : Tanashu ; Taito : Bokusekikaku, Suibi, Kachinro, Kotosho; Giran : Hachirisha. The present plant is very near D. scabra THUNB. and D. pnlclira VIDAL ; but differs from the former in having dentate stamens and in the number of styles which is usually 5 ; from the latter, in having quite obtuse leaves. In VTDAL'S plant, the leaves are usually more acuminate, and very acute at the apex. Deutzia crenota SIEB. et Zucc. d. Taiwanensis MAXIM, written in " MAXIM. Hydrang. Asia. Orient, p. 23 " may possibly be identical with this plant, though I have found many different points between the description of f MAXIMOWICZ and that of the present one ; for the Deutzia credited in Formosa by MAXIMOWICZ, as is considered from the locality given by him, may not be otherwise than the present one, as this is the only plant to be found in the lowland of Formosa. The plant written in the paper above cited is not near D. crenata SIEB. et Zucc., nor is it referable to a variety of that species ; but must be a quite different one, so far as the diagnosis is con- cerned. As far as lean judge from the description of the variety d. Taiwanensis, 10 43. SAX it is so very different from D. crenata, that it is quite proper to raise it up to a specific rank. The fruits of the present plant are very similar to those of HENRY'S specimens at Kew. 8. Crtrdianflrrt SIEB. et Zuoc. Cardiandra formosana HAY ATA, in Tokyo Bot. Mag. XX. p. 55; Mater. Fl. Formos. p. 107. Car*"i'ri//<>r. 154 ; MATST-AF. et HAYATA Enum. n. Fovmos. p. 133. HAB. Bankinsing, Koslmn, Kuraru. 10. Kibes LINN. Ribes formosanum HAYATA Fl. Mont. Formos. p. 93. Shrub, branches angular, spines infra-axillary ternate very patent. Leaves simple plicate on nerves, broadly rounded truncate at the base or cordate, 2.1 cm. long, 5-6- lobed, lobes obtuse, a few grossly serrate, petiolate, petioles sparingly glandulose- 44. CRASSULACi::U. 11 setose as long as the blade. Flowers sul (solitary, pedicels 1 cm. long base bracteate articulate 011 the middle, 2-4-bracteolate. Calyx-tube ovate adnate to tlie ovary, lobes 5 subpatent 1 cm. long, oblong-ovate rounded at the apex, 3- times longer than petals. Petals 5 inserted on the throat of calyx, oblong, small, scale-like, included, 4 mm. long. Stamens 5, 4 mm. long, anthers oblong. Ovary inferior, 1-celled, ovule numerous, placentas 2, parietal ; styles 2, distinct slightly connate at the base, stigma simple. Berry globose roseous, pulpose 10-8 mm. in diameter, sepals persistent. Seeds subangulate, testa outside gelatinose, inside crustaceous, 3 mm. long, slightly compressed minutely re- ticulated. HAD. Mt. Morrison. 44. Crassulaceae. Conspectus of t/tc Fortnosan Genera. ( 1 ) Petals connate, at least at the base. (2) Petals free Sedmn. 3 ( 2 ) Calyx shortly 4-fid Bryophyllum. 1 Calyx 4— partite KcHanchce. 2 1, Bryophyllum SALISB. Bryophyllum calycinum SALISB. ; MATSUM. et HAYATA Euum. PI. Formos. p. 134. HAB. Shiutiku, Bioritsu, Kokwansho, Taihoku, Tamsui. DISTRIB. Tropical Africa ; widely diffused in the warm regions. 2, Kalftnchw ADAXS. Ke;i to the Forntosdit Specie^. ( 1) Plant smaller, less than 25 cm. high, leaves deeply trifid. ..K. . H.U5. Kotosho, Kelung. "DiSTiiiB . Loo-cl 11 x i. Sedum morrisonense HAYATA Mater. Fl. Mont. Formos. p. i>4. Peren- nial, erect, nearly 8 cm. high, branched from the base, glabrous. Leaves approximate densely arranged closely imbricate, thick camose, oblong- lanceolate, apex obtuse, base .1 mm. produced ):eyond the insertion, '5 mm. long 1J mm. broad or broader. Cymes 3-fid many-flowered, bracteate, bracts leaf-like shorter than flowers ; flowers sessile on the branches of cyme, small, 7 mm. long, campanulate. Sepals oblong- 45. r>no< 'KKAci'Li;. 1 :'; linear obtuse, one half as long as petals, thick. Petals oblong-acute • >!>- tuse at the apex, shortly cariiiate, 0-i- mm. long ; stamens (episepals) as long as petals, a little shorter than anthers, anthers oblong; scales hypogynous, minute broadly quadrate. Follicles membranaceous base shortly connate erect or patent, oblong, with styles 6 mm. long, stigma point-shaped. Seeds oblong obscurely striate, strias very minutely muriculate. HAD. Mt. Morrison. 45. Droceraceae. Ut'ocera Lrxx. K<'ij to the For mown i .Sywc/V.v. ( 1 ) Leaves linear ......................................... I), indicu. Leaves cuneately spathulate. (2) ( 2 ) Styles 5, not divided ................................. I). l>in-iii.«iini . Styles :*>, bifid ....................................... '!). Lauren!. Drosera Burmanni VAHL. ; MATSUM. et HAVATA Enum. PI. Formos. p. 135. H.vi;. Tailioku, Tamsui, Sentou. DISTKIB. Hongkong, Cliina, India, Australia,. Drosera indica Lisx. ; MATSUM. et HAYATA Enum. PI. Fonnos. [>. 130. HAB. Suata\\", Bioritsu. DISTHIB. Tropical Asia, Africa,, Australia, Japan. Drosera Lourerii HOOK, et Ai;x. ; MATSUM. et HAVATA Enum. PI. Formos. p. 130. HAU. Senton, Pachina, Taiheisho, Taiton. DISTKIU. Hongkong, Philippines and Loo-choo. 1 I •!(!. HAM AMI ;ui >!•;,]•;. 17. IIAF.OUAGE.I;. 46. Hamamelideee. Conspectus »/' //» Furmownt G<'n< rS. miTZOPTTOTlETE. ] 5 ( 2 ) Stamens 8 or 4. Styles 4. Seeds 4 ............... Myrioplyllum. 2 Stamen 1. Styles 2. Seeds 4 ....................... Callitriclie. ?> I. Hctlorftgi* FORST. Haloragis micrantha R. BR. ; MATSUM. et HAY ATA Enum. PI. Formos. p. 138. HAP.. (ranzan, Arisan, Taihoku, Kinpori. DISTRII:. India, Malay, Australia, New Zealand, China throughout and Japan. 2. Myriophylluwi LTXX. Myriophyllum spicatum LINN.; MATS™. et HAY ATA Enum. PI Formos. p. i:-J8 ; Fl. Mont. Formos. p. 95. HAD. Tvagi : Rokuryosho, Shintiku, Tamsuikei. DrsTHiu. (Ten(ira,lly spread over the cool and temperate regions of the Northern Herm.spher< >. 3. CfiffifricJn' LINN. Callttriche stagnalis Scop. ; C. P,. CLARKK in HOOK. f. Fl. P,rit. Tnd. TT. p. 435 ; HAY AT A Mater. Fl. Formos. p. 111. HAP.. Tamsui. DiSTiiiB. Europe, North Asia, India., Tropical Africa, Malay, Australia and New Zealand. 48. Rhizophoreae. Conspectus of fJ/r f^ormosan (rwirm. Petals 4, entire. Stamens 8. Ovary 2 -celled. . ....... ..... KIriznplim-a. I Petals 5-G, lacerate. Stamens n MI:; MAisr^r. ct HA\\T\ Enum. PI. Forraos. p. 139. HAT.. Sankiseki, Kolung, Takow. PrsTOTB. Soa shores of Tropical Asia. 49. Combretacese. ( ^MSpPctllN of tlt<' /<'»fiini*i»i rsTTin:. Loo-choo, Hongkong, China, Philippines, Malaya, India. 3. J)eccfsiwwninn FORSJ\ Decaspermum paniculatum KIT,/; MATSFM. ct HAYATA Eimm. PI. Formos. ]>. 144. HAB. Koshiin, Botaiisha, Kusnknsn. DlSTRIB. Java, P]iili])|)in<'s and Anstralia. 4, 'Knyenia LINN. ( 1 ) Leaves lanceolate nearly lo cm. long. (2) Leaves nearly oblong or ovate, less than 5 cm. long. (3) ( 2 ) Leaves much larger and broader not dotted ............. E. jar«i<'ir cm. long '27 mm. broad, abruptly acuminate at the apex, or acute, obtuse at the extremity, gradually narrowed at the base, coriaceous, glabrous, shining above, pallid be- neath, petioles 12 mm. long. Flowers cymosely paniculate, panicles terminal or axillary 5 cm. long, 3 cm. broad, branches furcate, or ternately branched, bracts and bracteoles minute, flowers shortly pedicellate. Calyx-tube 1 mm. long, blade campanulate, li mm. long, 3 mm. in diameter, truncate, lobes ob- solete. Petals strongly imbricate, orbicular, 2 mm. in diameter, more or less connate in calyptra, deciduous. Stamens oo , many seriate 5 mm. long, fila- ments distinct patent. Ovary connate to the calyx-tube, styles 31- mm. long. HAD. Koshun, Kusukusu. Near Eugenia ci/itiom LAM. ; but differs from it by the obovate, but not caudate, leaves. The leaves of E. cyiiiosn, are generally oblong. Eugenia Jambos LINN. ; ^r.\Tsi \i. et HAYATA Kimm. PI. Formo-. |>. 143. 20 50. MYllTACEJE. HAB. Pachina, Soobonsha, Tailioku, Kentauzan, Takow, Bankiiising, and many other places, mostly cultivated. DISTRIB. Generally cultivated in Loo-clioo, Hongkong, China, Australia, and India. Eugenia kashotcensis HAYATA Materials for a Flora of Formosa p. 113. Branches congested, bark ashy reddish. Leaves opposite, shortly petio- late, oblong or oblanceolate, 3J cm. long, 2-|- crn. broad, rounded at the apex, acute or attenuate at the base, coriaceous, petioles 2-3 mm. long. Cymes terminal 4 cm. long as broad, branches shorter opposite, congested, approximate, pedicels 3 mm. long. Calyx-tube 3 mm. long, limb campanulate, truncate, (lobes obsolete) 3 mm. long, 4} mm. in diameter. Petals 4, connivent, more or less connate in calyptra, deciduous, unequal, orbicular, smaller ones 2 mm. long, larger ones 3 mm. long. Stamens cc , many-seriate, distinct, fila- ment filiformed, unequal, longer ones 7 mm. long, erecto-patent. Ovary connate to calyx-tube, style 3 mm. long. HAI'.. Kashoto. Near E. conyesttt MERRILL ; Imt differs from it in having terminal cymes and pedicelled flowers. Eugenia javanica BLUME. ElHjr.iiitt innfunn/Ni* HAYATA ill MATSUM. et HAYATA EllUlll. PI. Formos. p. 143, (noii LINN.). HAB. Taichu and other places, cultivated. DISTRIB. Java. Determined by Mr. T. KAWAKAMI at Beutenzorg during his trip to Java. Eugenia sinensis HEMSL. ; MATSUM. et HAYATA Enum. PI. Formos. p. 143 ; HAYATA Fl. Mont. Formos. p. 9G (?). HAB. Kelung, Shohokurin, Koshun, Kusukusu, Kuraru. DisTiiiB. Benin, Loo-clioo, Hongkong, Central China. 5. Sarringtonia FORST. Dichotomous K<-;i to the Fonnosan Species. Leaves entire, racemes erect B. speciosa. Leaves creiiato-denticulate, racemes jiendulous l>. racuuosa. 51. MELASTOMACE;H. 21 Barringtonia racemosa BLUME ; MATSUM. et HAYATA Eimm. PL Formos. p. 144. HAD. Taihoku, Kelung, Kaapan. DISTKIB. Loo-clioo, Malaya, India and Polynesia. Barringtonia speciosa FOKST; MATSUM. et HAYATA Enura. PI. Formos. p. 145. HAB. Exact locality is not known to me. The fruits of this tree are found abundantly on the coast of Kotosho island. They are, perhaps, carried to by waves from the Philippines. I have seen a single example at Kankaw near Koslmn. It is questionable, however, whether it is really wild or not. • DISTKIIJ. Malaya, India, Polynesia. 51. Melastomaceee. Conspectus of the Formosan Genera. Ovary 3-6-celled, ovules very many, placentas radiating from the axis. Seeds very many. Anthers opening by a single terminal pore (Melastomese). (1) Ovary 4-5 celled, ovules very many, parietal or nearly basal placentas. Seeds very many. Anthers short opening by slits. Fruit baccate. (AstroiiiesE) Astronia. 1 ( 1 ) Seeds curved through half a circle, minutely punctate (OsbeekiesB.) (2) Seeds straight, oblong or cuneate, raplie often excurrent. Ovary with the vertex usually free conical. Fruit capsular. (Oxysporea?). ()•>) Seeds straight ; oblong or cuneate, often angular, raplie sometimes excurreut. Ovary flattened or depressed at the vertex. Fruit capsular (S one ri leas) Sarcopyramis. (5 ( 2 ) Stamens all alike. Fruit capsular Osbeclda. 1 Stamens very unequal Melastoma. '2 ( 3 ) Inflorescence terminal, anthers 8 unequal, connectives 2-setosed at the apex. Bat'thca. 3 •2*2 51. MKLASTOMACE.E. Inflorescence axillary. (4) ( 1 ) Anthers 4, unequal, connectives not appendiculate ......... />/Sy*Wr.v. Flowers congested at the apex of the stem and usually afforded with a, whirl of leafy bracts .................................... <>. chi Mowers shortly pedicelled, without any whirl of leafy bracts. ... O. scaberrima. Osbeckia chinensis LINN.; MATSI-.M. et HAV.VTA Fnum. 1*1. Fonnos. p. 145. HAD. Taito, Suibi, Gilan, Holisha, Senton. DISTUJ;. Japan, Loo-choo, Hongkong, China, India. Malaya, Australia. Osbeckia SCaberrima HAVATA Materials for a Flora of Formosa, p. 115. tranches strigose, cinerascent, straight, terete, slender, hairs strigose, adpressed, strigoso-barbate at the apex of the branchlets. Leaves opposite, elongato-oblong, or lanceolate-ovate, 4 cm. long, 1M mm. broad, obtusely acute at the apex, rounded or acute at the base, quite entire, 5-nerved, glabrous above only on. the costa, otherwise adpressingly strigose, hairs regularly ar- ranged on areas between the nerves, but beset with stronger longer hairs t'l mm. long) on marginal areoles, ad pressed! y ciliate on the margin, beneath pallid, sparingly slightly strigose, but much more strigose on nerves. petioles 4 mm. long, strigose. Flowers cymose, cymes 3-5-flowered, 2 cm. long. Calyx-tube subglobose, 6 mm. long, strigose outside, lobes ovately triangular acuminate, 5 mm. long, 2£ mm. broad, strigose on the middle, otherwise glabrous, margin strigoso-ciliate, glabrous inside, long aristate between the lobes, aristas very strong, tumid at the base. Petals rounded, margin ciliolate. Sta.mens nearly 15, inserted on the throat of the calyx, 0 mm. long, fila- ments slightly complauate, :->.; mm. long, anthers lineal1, '2 \ mm. long, .V mm. broad, one-pored at the apex, connectives produced at the base, articulated with filaments. Ovary half -inferior, 5-celled, hirsute at the apex. style simple, G rum. long, truncate and stigmatic at the apex. i /' //mxi* ]>E\TH of Hongkong. I have examined the type of the Hongkong plant in the herbarium of Hongkong, and found that my plant is distinct from its congener. The leaves of the Formosan plant is much thinner or even membranaceous, while those of the Hongkong one are much thicker or even coriaceous. HAP.. Mushazan, Mt. Arisan, Randaizan, usually on higher elevations. 4. Blast us LOUR. Blastus cochinchinensis LOUR. ; MATSUM-. et HAYATA Enum. PI. For- mos. p. 147. HAI;. Goshorin, Kusshaku, Kusnkusu. iS'iiiTi;. Western India China, Kwangtung, Hongkong, Loo-choo. 5. Bredia BLUME. Key to tJic Formosan Species. ( 1 ) Plant scandent, leaves roundly ovate, obtuse at the apex, cordate at the base ........................................ 7?. scandens. Plant erect, leaves lanceolate or elongately oblong ........ 7>. Olilliw or aquatic herbs with small or minute flowers ; calyx mem- branaceous Koffibt. 1 Shrubs. Calyx herbaceous coriaceous or fleshy. Petals often large, wrinkled. (1) ( 1 ) Calyx-lobes herbaceous or coriaceous (2) Calyx-lobes fleshy ; stamens oo Punim 5 ( 2 ) Flowers 6-fid. Capsules circumcised Pemphis 2 Flowers 4-fid. Capsules irregularly breaking up Lawsonia. 3 Flowers G-fid. Capsules 3-6-valved. Seeds winged. .Lager sir wmia. 4 1. Rotala LINN. Kef/ to tlic Formosan Species. ( 1 ) Plant very small, creeping 4 cm. long. Leaves very small linear less than 5 mm 7?. mexicana. Plant 10-15 cm. high, erect or ascending. Leaves lanceolate, oblong or rounded, nearly 1 cm. long. (2) 12<1 52. LYTIITUCT.T. (2) Leaves oblanceolate, spathulate or obovate, flowers at the axils of the leaves from the top to the middle, not forming a distinct spike. (3) Leaves rounded, flowers in a distinct spike ............ 7?. rotu/ulijtoro. E. indicn. ( 3 ) Leaves obovate .......................... ] It. iinlicit var. idiginosa. Leaves lanceolate ...................... It. ifiwiI !.»•<( var. Rotala densiflora Kan. Rotala indica var uliginosa KIKKM. ; M \rsr.M. et HAVATA Enum. PI. Formos. p. 150. HAB. Taihoku. DISTPJB. Malaya and India. Rotala leptopetala K«KHXE; MATSi;.\r. et HAY ATA Knmn. PI. Formos. p. 150. HAB. Taito, Kisaijiirokusha, Koshun, Takow. DISTEIB. China, T^oo-choo, India, Malaya. Rotala mexicana CH. et Son. ; MATSU^F. et HAY ATA Enum. PI. Formos. p. 150. HAB. Taihoku. 52. LYTHRACE.T.. 27 DISTWB. Africa,, Asia find Australia. Rotala rotundifolia K. 151. HAD. Shintiku, Taihoku. Dis'j'itu;. Native of Northern Africa and AVcstern Asia; generally Cul- tivated in many other countries. 4. JLagerstrcemia LTNX. Dicfiotomous Key /<> the For mown tipcdi'*. .fjea^'es 2-5 cm. long, veins 3-5 on both sides of the costa, petioles 2-3.5 mm. long ..................................... ............ L. sufocostata. Lca,ves G.5-]3 cm. long, veins 7-13 on both sides of the costa. . .L. wmuiculowt. Lagerstrcemia subcostata Krc/ H\ n/' tlic J<'(ifiitfw(i( (rCHcnt. Seeds very many. (I) Seeds one or two. (3) ( 1 ) Seeds comose Seeds not comose. (2) ( 2 ) Stamens twice as many as calyx-lobes ................... Jussicea. 2 Stamens as many as calyx-lobes ....................... Lwhcif/ia. 3 ( 3 ) Terrestrial. Stamens 2 ................................. Gircceq. 4 Aquatic. Stamens 4 ................................... Trapa. 5 1. Ep Hob turn LINN. Key to 1lri/*. Leaves lanceolate, slightly pubescent ....................... J. xnlfriilico*a. Jussiaea repens LINN.; MATSUM. et HA v ATA Emnn. PI. Formos. p. 15:;. HAB. Taihoku, Piingaryo, Bioritsu, Kelung, Takow. DiST]iD3. Japan, Loo-choo, China and Malaya. Jussiaea suffruticosa LINN.; MATSUM. ot HAYATA Euuui. 11. Fonnos. ]>. 154. HAJ:. 1'achina, Kelung, Taihoku, Kussluiku, Shintengai, Tamsui, Bankinsing, South Ca])c. DiSTiniJ. Loo-choo, Hongkong, Malaya, India, Ceylon, Tropical Africa, America., Australia and Polynesia. 3, Ludwif/ia LINN. Key to t/tc Formosan Capsules inflated, smooth, seeds not separately distinguishable through its walls ............................................... L. ]>. 155. oO 54. SAMYDACEJE. 55. PASSIFLOltKE. 50. CUCUltBriACtJE. HAB. Taihoku, Tako\\, Bankinsing. I )isn;iB. Tropic; 1 1 Africa, Afascarene island through India to Japan. 4. Circwa LINN. Circaea alpina LFNN. ; HAYATA Fl. Mont. Fonnos. p. !)'.». -rally ^]>ivad in the north tempera!*- iv^ions. 5 Tt'apa LINN. Trap a natans LJ.NN. ; MAJSU.M. rt HAYATA Enum. J.M. Fonuos. p. 155 MAI;. Taihoku, IlOxan. Dis'j'itin. Europe, Asia, Africa. 54. Samydaceae. Somalium. Homalium fagifolium BENTH. ; MATSUM. ct HAYATA J^miu. I'J. Fornios. p. 15(!. ILvu. Toseikaku, Bankinsiug. DISTJMB. Xortlioru Cliiua, xy). mentioned in "JIj:M;v. Eisl 1'J. Forni(»s. |>. 15," is not \el kno\Mi to me. 55. Passifloreee. Carica Papaya LINN.; MATSUM. ot HAYATA Enum. Tl. l-'onuos. p. 150. HAH. rachina, Suislia, Shushugai, Taito, llaikokwa, Koko. (cultivated). Dis"j'j;n;. ]S'ati>'e of Tropical America. 56. Cueurbitaceee. Conspectus <>/' f//c Foniuwni (inicra. Ovules horizontal or pendulous. Female flowers usually solitary, never panicled. Leaves not divided into distinct leaflels. ............ (CucumerineaB) i 5fi. f'Uf'TTRrJTAfl'K.T1,. 31 Ovules pendulous. Flowers small, female in panicle or many- flowered racemes. Stamens 5. five, each witli a single small straight anther (/anon ie;e . ].j (1) Anther-cells conduplicate or sigmoid. (2) Anther-cells straight (or in Brtfoma somewhat curved). 10. (2) Corolla divided nearly or quite to the base into 5 petals. (3) Corolla campanulate, divided half-way down or thereabout. (0) ( 3 ) Petals fimbriate at their margin Tricltn*ftiil]«'x, I Petals entire. (4) (4) Calyx-tube of the male flowers elongate; anthers usually included in the tube or nearly so. (5) Calyx-tube of the male flowers short; anthers usually exserted fn>m the tube or nearly so. (6) ( i) ) Seeds many, horizontal. Tendrils rarefy divided .... Gymnopetalum. 2 Tendrils divided. Fruits very large, petioles with 2-glands at the apex Lagenaria. .'i (0) Stamens inserted near the month of the calyx-tube; anthers hardlv or not at all cohering. (7> Stamens inserted below the mouth of the calyx-tube; anthers more or less cohering. (8) (7) Male flowers (partly) in racemes. Fruits opening by a, stopple. LH/U. 4 Flowers all solitary. Fruits very fleshy, indehiscent Benin co-set,. "> (8) Male flowers (partly) raeemed. Tendrils simple Momordi<'«. ("! Male flowers clustered or solitary. Tendrils simple Cucumix. 8 Flowers all solitary. Tendrils 2-3-fld Citrnllx*. 9 ( 9 ) Tendrils divided. FloAvers yellow Citrnrhitu. 10 (10) Flowers not large, yellow, male racemes or pedicels not stout. (11) Flowers large, deep yellow, male racemes stout. (14) (11) Male and female pedicels 1-flowered, clustered. (12) Male flowers corymbose or subumbellate or raeemed. (13) (12) Tendrils 2-nd Rnjonn. 1 1 Tendrils simple Miilcta. 1 2 32 ">'!• (1H) Fruits shortly pot landed. Connectives not produced ..... ZcJmcrix. 13 Fruits on capillary peduncles. Connectives, produced ..... Melothria. 14 (14) Calyx-tube short. Seeds yery many ................. TUadianflia. 7 (15) Leaves not divided into separate leaflets. Emits small, circumcised. ............ Actinostemma. 16 Leaves pedately divided into 3-5 leaflets. (1C) (Ifi) Fruits pea-like. Leaflets serrate. Tendrils simple. . . Gynostcmnm . 15 I'Yuits elongate clavate. Leaflets entire ............... Alxnmilrfi. 17 1. Trichottanthcs LINX. In fie FoniiOKftn &/>:•<•!<•*:. ( 1 ) Bracts large very conspicuous. (2) Bracts small or nearly none. (?>} ( 2 ) Bracts fimbriate ................................... T. laccribracfro. Bracts not fimbriate ............................. T. quinqimngnlata. ( 3 ) Leaves herbaceous nearly glnlirous deeply lobed ......... T. ninHilolo. Leaves thinly chartaceous velvety beneath, slightly lobed. ............ T. cucumeroides. Trichosanthes cucumeroides MAXIM. ; MATSUM. et HAYATA Enum. PI. Formos. p. 157 ; HAYATA, Mater. Fl. Formos. p. 117. Twining, stem striate, pubescent, hairs strigose, patent, internodes 7 cm. long, tendril simple. Leaves alternate, petiobite, oblong-cordate, 9 cm. long, 6 cm. broad, acute or .-icuminate, at the apex, base profoundly cordate, margin remotely obscurely serrate, serras mucronate, 5-nerved, lateral nerves reflexed, secondary veins reaching the apex of serras, hispid and scabrous above, villosely pubes- cent beneath, hispid at the nerves, petioles 2 cm. long. Fl. J : racemose, racemes axillary 10 cm. long, bracts minute ; flowers funnel-shaped 8 cm. long. Calyx long tubuliformed, campanulate at the apex, tubes 7 cm. long, 5- dentate, teeth minute lanceolate, 3 mm. long, corolla 5-parted, 1 cm. long. HAB. Koshun, Takow, Hikaku. DISTRIB. Japan, Hongkc^ng. Trichosanthes laceribractea HAYATA Materials for a Flora of Formosa p. 56. crrrnr-TTACEJE. 33 11 7. Scandent subglabrous, stem striate, sulcate, mternotles 12 cm. long, tendrils opposite the leaves, 2-fid. Leaves alternate, petiolate, broadly cordate, 15cm. long as broad, acute at the apex, base profoundly broadly cordate, slightly 3-5-lobate, (terminal lobe triangular, 6 cm. long as broad) margin obscurely remotely mucronately serrate, 5 nerved, 3-central nerves erect, 2-basal ones refloxed, all nerves reaching the apex of lobes, above nigricant albo- punctate mostly scabrous, beneath shortly hispid, petioles 4 cm. long. Ra- cemes axillary, flowering towards the apex, flowers bracteate, bracts large em- bracing flower-buds, broadly ovate acute, margin lacerate or fimbriate multinerved 3 cm. long as broad. Flowers J : shortly pedicellate, calyx tubuli- formed campanulate towards the apex, tubes 3 cm. long 1 cm. in diameter at the apex, blade 5-lobate, lobes lacerate 13 mm. long 5 mm. broad. Corolla not perfectly known. HAB. Taito : Hinan. Very near, or perhaps quite identical with, a Chinese specimen at Kew which is named as TrichosantJies palmata ROXB. The type of the same species is quite different from the Chinese specimen and also from the pre- sent plant. Tlie bracts of the type are usually entire or but a little fimbriate in the upper ones, while those of my plant are very deeply fimbriate. Trichosanthes multiloba MIQ. ; MATSUM. et HAY ATA Enura. PI. Formos. p. 157. HAB. Hikaku, Takow. DLSTRIB. Borneo, Japan and Central China. Trichosanthes quinquangulata GRAY; HAYATA Mater. Fl. Formos. P. 118. HAB. Kotosho. PTSTRIB. Mangsi island, the Philippines. OBSERV. A strong twining herb, nearly glabrous, internodes 12 cm. long, tendrils . 4-divided at the apex ; leaves broadly cordate 10 cm. long as broad, cordate at the base, acute at the apex, margin 5-angled, acuminate ;it the tip of the angles, very minutely, obscurely and remotely serrate, or nearly entire ; racemes of male flowers, 20 cm. long, bearing flowers nearly at P4 56. CTTCFEr.TTAfiEJE. the apex of the axis, bracts conspicuous, very large nearly entire, 3 cm. long, embracing flower-buds. 2. Gymnopetalum, Anx. Gymnopetalum cochinchinense TVURZ ; MATSUM. ot HAYATA Ennm. PI. Formos. p. 158. HAB. Takow, Daiyenrin. PrsiTJB. India and Malaya. 3. Ijfigenaria SEU. Lagenaria vnlgaris SKR. ; MATSUM. et HAYATA Ennm. PI. Formos. p. 158. HAB. Taihokn. (cultivated). DISTRTB. Generally cultivated in tropical and subtropical regions of the World. 4. Li iff a LINN. Luffa cylindrica K^EM. ; HAYATA Mater. FI. Formos. p. 120. HAB. Ivego, Hosan. iDiSTRiB. (Cultivated thronghout the tropics. 5. Benin crtsa SAVF. Benincasa cerifera SAVI; MA-J'SFAI. ct IFVYATA 'I -'num. Fl. Formos. ]>. ]()•">. HAB. Taitocho : Ivaronko. (cultivated). DiSTiiii;. Cultivated in. China, Japan, India and Africa. 6. Momordica LINN. Momordica cochinchinensis Spin-:xa. ; MATSUM. et HAYATA Ennm. PI. Formos. p. 159. HAB. Boknshisho, South Cape. . India, Malaya and Philippines. 5G. CUCURBIT ACE,E. 85 7. Thladiantha BUNGE. Key to the Fomiosan Specie*. ( 1 ) Loaves ovate deeply cordate, scabrously dotted with white points, re- motely mucrouately serrulate on the margin T. /»!//<'/"/«. Leaves more or less lobate or obscurely grossly dentate. (2) ( 2 ) Leaves softly tomentose, obscurely dentate or simply mucronately re- motely serrate T. formomna. Leaves beset Avith scabrous hairs, lobate T. taiwaniana. Thladiantha formosana HAYATA Fl. Mont. Formos. p. 100. Herb, scandent and voluble, branchlets very slender sulcate, long hairy, tendrils 2- parted. Leaves long ])etioled, petioles as long as blades, or shorter, pilose, blades thick, membranaceous, angular, roundly cordate or ovately cordate 10 cm. long 7 cm. broad, acute acuminate, margin minutely remotely denti- culate, scabrid above, villosely pubescent beneath. Male flowers puberulous, racemose, racemes long 2-3-times longer than petioles, bracts small, deciduous. Calyx-tube short broadly campanulate, lobes ovately lanceolate 5 mm. long. Petals patent ovately lanceolate 11 mm. long. Stamens 5, equal, anthers 1- celled straight, filaments free, lludiment of ovary globose. Appendicles a short petaloid obtuse. HAD. Tosan, Morrison. Very much resembles T. iin<;. CUCUIIBITACE/E. divaricate from the central nerve at an angle 90°, abruptly reflexed with 4-5 -secondary veins, central nerve straight with 3-4 secondary veins on each side, anastomosing near the margin, veinlets reticulate, tendrils solitary opposite to the leaves, simple, petioles 4 cm. long. Flowers dioecious; fl. J : solitary opposite to the leaves, long pedunculate, peduncles 4 cm. long. Calyx campaimlate, 5-dentate, tube 3 mm. long, 8 mm. in diameter, teetli lanceolate 5 mm. long, 1 mm. broad ; corolla 5-parted, segments broadly lanceolate 17mm. long 5 mm. broad. Stamens 5, 4 mm. long ; rudiment of ovary convex. Bracts 0. HAB. Shintiku : Goshi/an. Thladiantha taiwaniana HAY ATA Materials for a Flora of Formosa p. 119. Scaudent, stem stria te, subglabrous, internodes 7 cm. long, tendrils op- posite the leaves, simple. Leaves alternate, petiolate, oblong-cordate in out- line, 10 cm. long 8 cm. broad, acute at the apex, profoundly cordate at the base, irregularly dentate, or obscurely or slightly tri-lobed, terminal lobe oblong 6 cm. long 3.J cm. broad, obscurely and remotely mucronately repandate, lateral lobes irregularly dentate, teeth round or mucronate at the apex, strigosely punctate above, very much scabrous on the costa, beneath slightly hispid on the nerves, otherwise subglabrous, trinerved, central nerve straight with 5- secondary veins on each side, lateral nerves divaricate from the central one at an angle GO0, suddenly reflexed, secondary veins G on each side, reach- ing the apex of the teeth, petioles 3 cm, long. Racemes J axillary solitary 6-7 cm. long, floriferous at the apex, bracts broadly obovate embracing flower buds, 7 mm. long 5 mm. broad, pubescent. Calyx-tube concave 4 mm. broad, pubescent, lobes 5, triangularly ovate, 4 mm. long 2 \ mm. broad, acuminate. Petals 5, oblong, obtuse at the apex, truncate at the base, nervose. Stamens 5, filaments distinct. HAB. Kishito. Very neary T. calcarata DC., but differs from it by the broad lobes of the calyx. T. calcarata has linear narrower lobes. 50. CUCUKB1TACE.E. '57 8. Cucumis LINN. io the Formosan Species. Fruits ellipsoid or obovoid round or obscurely trigonous ('. /!•!////*. Fruits spherical ovoid elongate or contorted, not spmous nor tuberculate. C. Mr/o. Fruits sometimes tuberculated commonly elongate cylindric C. satir>/*. Cucumis trigonus HOXB. ; MATWUM. et HAY ATA Eiium. 1*1. Formos. p. 159. HAB. Takow. DISTUIB. From Persia to Malaya. Cucumis Melo LTNX. ; MATSUM. et HAYATA Eiium. PI. Formos. p. 159, HAB. Widely cultivated. DLSTKIB. Perhaps a native of tropical Asia. Cucumis sativus LINN. ; MATSUM. et HAYATA Enum. PI. Formos. p. 159. HAB. Widely cultivated. DISTUIB. Perhaps a native of Northern India ; generally cultivated in Japan and China. 9. Cltrullus SCIIKAI>. Citrullus vulgaris SCHBAD. ; MATSUM. et HAYATA Enum. I'l. Formos. p. 161. HAB. Cultivated everywhere in the island. DISTTJB. Widely cultivated in the warm countries. 10. Cucurttita LINN. Cucurbita maxima DUCH. ; MATSUM. et HAYATA Enum. I'l. Formos. p. 101. HAB. cultivated. DlSTRIB. 11. 13i'!/oiiO2>sis Anx. Bryonopsis laciniosa NAUD. ; MATSUM. et HAVATA Knum. PI. Formos. p. 102. HAI;. Taihoku, Maruyama, Kelung, South Cape. ;. Malay, India, (Ceylon, tropical Africa and Australia. 12, Mnkia Aux. K' 1<> UK' Leaves roundly cordate in outline, mote or less lobulate or locate, smaller, 2 cm. in diameter ..................................... 3f. xcalrrlln. Leaves more or less angular nearly 8-lolied, much larger, 5cm. in diameter. ............. I/. In'oHjKnii". Mukia leiosperma TH \\AIT. ; MATSUM. et HAVATA Enum. PI. Formos. p. 163. HAI;. Shintiku. DISTRIB. Eastern India. Mukia scabrella Aitx. ; MATSUM. et HAYATA Euum. 1M. Formos. p. !<;:;. HAB. Tamsui, Shintiku, Tohoslia, Kashinro, Karcnko, Takow. DiSTiiu;. TrSyw.y/f.s. Leaves herbaceous greenish even \\hen dried, very thin triangularly cordate, more or less angular ................................. Z. mysorensis. Loaves cliartaceous hastately 3-lobed, lobes divaricate. ....... ./,. umbdlata. Zehneria mysorensis AUN. ; MATSUM. et HAYAIA l-viium. 1*1. Formos. p. 161. HAI;. Kelung, Maruyama, Boko, Tikushiko, Tamsui. DISTRIB. Loo-ch(x», Hongkong, China, Australia, Malay and India. Zehneria umbellata THWMT. ; MATSUM. et HAYATA Enum. PI. Formos. p. 161. 5fi. rnriTTmTArrc/E. 39 HAB. Suibi, Pachina, Shintiku, Taihokn, : Byokosha, Tamsui, Takow. DISTHIB. Throughout India and Malaya to North Australia. 14. Melothria LINN. K'\i to the. Formosan Species. ( \ ) Leaves triangular-cordate obtusely dentate, slightly lobed. .M.formosana. Leaves more or less cordate entire or somewhat 3-lobed. . . JJ7. odomfct. Melothria formosana HAYATA Materials for a Flora of Formosa, p. 120. Glabrous, scandent, striate, tendrils simple, papilliferons at the apex. Leaves alternate, petiolate, sagittately cordate, or triangularly cordate, 24- cm. long- as broad, sagittately cordate at the base, acute at the apex, obtuse at the extremity, margin irregularly dentate, teeth obtusely mucronate or lobu- late, very scabrous and punctate above, hispid on the nerves beneath, 5- nerved, herbaceo-membranaceous, somewhat thick at the margin, petioles scabrous 1 cm. long. Racemes 2-3-flowered, axillary, pedicels 3 cm. long. Flowers dioecious? fl. £: 11 mm. long, calyx campanulate 3mm. in diameter, shortly 5-toothed, teeth 1 mm. long. Corolla 5 -parted, segments ovate, obtuse, 3mm. long, 2.} mm. broad, patent, yellowish. Ovary oblong, 4 mm. long 3 mm. in diameter, rostrate at the apex, beak 1.1 mm. long, style 3 mm. long, inserted on a annular disc, stigma 3, capitate, 2-lobed. Male flowers not yet known. Berry globose, 1 cm. in diameter, many-seeded, stipes very slender thread- like, 2-3 cm. long. Seeds ovate, complanate albescent 4 mm. long, glabrous. HAB. Banchuryo, Rokkirisha. Melothria odorata HOOK. f. et THOMS. ; MATNUM. <'t HAYATA Enum. PI. Formos. p. 1<>4. HAB. Bankiusiiig. DISTTUB. India, Malay, the Philippines. 15, G-ynostemma BLUME. Gynostemma pedatum BLUME; HAYATA Fl. Mont. Formos. p. KM). HAB. Arisan. 40 56. fTTc'TTpj'.iT.UT T PISTIUT;. India, Malay archipelago, central and extern China, Japan rind tho Loo-choo islands. 16, Actinostemma GTITFF. Kc;i in UK /'0/-///O.V'/// Species. Racemes shorter, loaves 5-lohed ............................. A. liJ><'t/>/in. liacemes very much longer, leaves not lobed or, if any, very slightly at the base ............................................... A. rftcriiioxtiiii. Actinostemma lobatum MAXIM. ; MATSF-M. et HAY ATA Enum. PI. Formos. p. lfi£i. HAH. Taihoku, Bankinsing. PISTHII;. From Mandshuria to Japan and China, Actinostemma racemosum ^FAXTM. ; MATSFM. et HAYATA Ennm. PI. J-'onnos. ]>. If55. HAH. Taihokn. DJSTIUI;. Ja]>an and China. 17. A?SO»iif)'Ct lv(EM. Alsomitra integrifoliola HAVATA Mater. Fl. Formos. ]>. 121 ; and Ic. PI. Formos. Fasc. T. PI. XXXYIII and XXXIX. A twining herb, branches very slender, distinctly furrowed, more or less complanate, nearly glabrous. Leaves alternate, 7 cm. distant, pedutely 5-foliolate, common ]>etioles 3 cm. long, ternately branched, terminal one bearing a terminal leaflet, lateral ones Fmcately branched, each branches bearing lateral leaflets, terminal leaflets a little larger than the lateral ones, oblong, or elongate] y oblong, 8 cm. long 3cm. broad, acuminate at the apex, shortly aristate on the summit. shortly attenuate at the base, 2-glaiirlnliferons at the base, glands black or- bicular, margin nearly entire or slightly undulate slightly carved, crasso- membranaceouSj nerves and veins prominent on both surfaces, lateral leaflets smaller, basal ones smallest, unequal at the base, more or less obliquely falcate towards the apex ; tendrils opposite the leaves, more than 10 cm. long, 2-fid at the apex. Flowers dioecious in long panicles axillary or terminal, 56. CUCURBTTACE^ 41 panicles 40 era. long 15cm. broad, pyramidal, very slender, loosely flowered, loosely branched, basal branches 15 cm. long, bracts at the base of the branches, pedately 3-foliolate, with additions of two small basal segments, 1 cm. long including stalks. Fl. J : patent, 6-7mm. in diameter, pedicels slender, 2 mm.-5 mm. long. Calyx flattened, 4 mm. in diameter, 5-lobed, lobes elongately oblong broadest at the base, obtuse at the apex. Petals 5 distinct, obovate, 3 mm. long, 2.1 mm. broad, round, shortly apiculate at the apex, cuneate at the base, hirsute towards the margin, horizontally patent. Stamens 5, distinct, clustered on the centre of the flowers, divaricate each other, incurved downwards at the apex, filaments £ mm. long, anthers 1 -celled, with a red round gland on the back. Rudimental ovary 0. Fruiting panicles pendulous, 40 cm. long, 20 cm. wide, profusely fructiferous, pedicels 1-1 i cm. long. Pods cylindrical, 5 cm. long, 12mm. in diameter in section, obtuse at the base, quite truncate at the apex, opening by a terminal round triangular mouth furnished with three valves, each turning inside, walls light brown glabrous, rough or elevately punctate to- wards the base, or slightly muricate, with a line around the mouth ; valves very broad, broadly triangular 1cm. broad at the bsse, 5 mm. long. Seeds pentagonal in outline, stalked, flattened, 8 mm. long including stalks, 7 mm. broad, margin 2 -lamellate, blantly-toothed, teeth 5, 2-i mm. broad 1| mm. long, stalks 3 mm. long, 2-mm. broad ; wings inserted between lamellas, very thin membranaceous, semi-transparent, oblong- linear, 2 cm. long, 5-G mm. broad. Embryo triangular-ovate, 5 mm. long, 2.1 mm. broad, radicle very short 1 mm. long ; cotyledons broadest at the base, truncate or emarginate at the apex. Alsomitra claviyc-ra HENRY List PI. Formos. p. 46 ; MATSUM. et HAYATA Enum. PI. Formos. p. 164, (non HOOK. f.). Gynostemma integrifdidla COGNIAUX in DC. Monogr. Phanerog. III. p. 916. The present plant is mentioned in HENRY'S List of Plants from Formosa p. 46, as Alftomitra davit/era HOOK. f. and is also referred to the same species by myself in " Enum. PI. Formos. p. 164," as the description of HOOKER'S plant is, in greater part, in accordance with my plant. Mr. E. D. MERRILL 42 50. CUOTTRP.TTACE.T:. of the Bureau of Science, P. I., when we were together looking over the For- mosan collections in the Herbarium at Tokyo, told me that he thought the plant to be identical with Gynostemma integrifoliola COGN. To what species the present plant should lie definitely referred was a very difficult question for me, until I saw the types of HOOKEII'S and OOGNIAUX'S species and HENRY'S specimen, all preserved in the Kew Herbarium. A comparison of my plant with the specimens above mentioned showed me clearly that it is exactly the same as the specimen in HENRY'S collection, (which lacks flowers), but quite different from HOOKER'S plant. I also found that my flowering specimen accords very well with Gynostemma integrifoliola COGN., the specimen of which lacks fruit. In the original description of COGNTAUX, there is mentioned " fructus fuscus glaber vel leviter puberulus, 7-8 mill., crassus." The description must, I infer, have drawn up from a premature fruit, as there is given no account about seeds. The fruits of this species are, as is seen in my specimen, as long as 4 cm. and have numerous winged seeds. The GynostemnKt of COGNIAUX, as far as my collections with flowers and fruits are concerned, does not accord with the general characters of Gynostemma, but quite ;igrees with those of Ahomitrif,. My plant and also COGNTAUX'S plant, therefore, should be referred to the latter genus. Accord- ingly, the new combination, A. integrifdida HAYATA is much to be desired for the present plant. It comes very near to A. clnn'i/rm HOOK, f., but dif- fers from it in having much smaller pods which are only half the size of those of the latter plant, and also in having much smaller seeds with thin wings, which seeds are bluntly and obscurely indented on the margin. The seeds of HOOKER'S plant are much larger, and acutely and grossly indented.* * Owing to a negligence when reading proofs, three lines in my "Materials" p. 122, line 9-7 from bottom, are misprinted. They should he corrected as " also in having much smaller seeds with thin wings, which seeds are bluntly and obscurely indented on the margin. The seeds of HOOKER'S plant are acutely, clearly and grossly indented." 57. BEGONIACE2E. 43 57. Begoniaceae. Hegonia LINN. Key to the Formosan Species. ( 1 ) Leaves quite glabrous. (2) Leaves more or less hairy. (4) ( 2 ) Leaves broadly rounded E. katmiixi*. Leaves oblong or lanceolate. (3) ( 3 ) Fruits winged on one side ft. taiwaniana. Fruits entirely wingless ft. aptn-n. ( 4 ) Leaves ferrugineo-hirsute ft. ferruginca. Leaves not ferrugineo-liairy, but very slightly beset with minute hairs. (5) ( 5 ) Leaves palmately lobate ft. sinensis. Leaves slightly lobate or not lobate D. ladniala uar. formosaim. Begonia aptera HAY ATA Materials for a Flora of Formosa p. 122. Stem strong, 40- 50 cm. high, branched, glabrous, branches divaricate. Leaves long petiolate oblique oblong 14 cm. long G cm. broad, obtuse at the apex, base very oblique, acute or truncate on the upper side, cordate or auriculate on the lower side, auricles 2 cm. long as broad, remotely minutely mucronately serrate, semis 12 mm. distant, 6-7-nerved, glabrous on both sides, shining aljove, dull beneath, petioles 4 cm. long, stipules lanceolate 7 mm. long. Fruits capsular depresso-globose, 12 mm. long, 14 mm. broad, depressed at the apex, 3-celled, wings obscure or 0. HAD. flandaizan, Shiiitikur Goshizan. Near ft. Wayeneriana HOOK. f. Bot. Mag. t. 4988, from wliich the pre- sent plant differs in having very small wings of the fruits ; it resembles E. microptera Bot. Mag. t. 4974, in respect of small wings of capsules, but differs from that in having entire sepals and obscurely and remotely serrate leaves. Also near B. Roxburgi A. DC. and E. wflata C. B. CLARKE, but differs from the both in having not horned, but quite rounded, fruits. U 57. Begonia ferruginea HAYATA Materials for a Flora of Formosa p. 123. Ferrngineous, branched, femigineo-rnbescent when dried, at first lanate, at last early glabrous, 30 cm. high. Leaves petiolate, stipulate, obliquely cor- date, 15 cm. long, 23 cm. broad, very oblique at the base, mauy-lobed, or irregularly dentate-lobulate, lobules serrulate, acute, ferrugineo-hispid above, ferrugineo-tomentose beneath, at last glabrous on both surfaces, 7-9- nerved, petioles 8 cm. long, stipules ovate, 1-2 cm. long, 7 mm. broad. Cymes axillary few-flowered, braeteate, bracts stipule-like. Male flowers : segments of the perianth 4, 2-exterior ones larger, broadly ovate 2 cm. long 18 mm. broad, rounded at the apex, cordate at the base, 2-iimer ones obovate, 1^ cm. long, 8 mm. bimd, rounded at the apex, obtuse at the base. Stamens x , 4 mm. long, filaments distinct 3 mm. long, anthers oblong 1 mm. long, con- nectives slightly produced. HAB. Randaizan, Tappansha. Near B. Bowringiana CHAMP. ; but differs in having elongate stipules and in the connectives of the anthers, which are obtusely acute, but not truncate, as is the case with the other species. Begonia kotoensis HAYATA Materials for a Flora of Formosa p. 124. Rhizome repent, leafy, radicant. Leaves long petiolate, stipulate, orbicular, 8 cm. in diameter, oblique horizontally patent, oblique at the apex, abruptly acute, obtuse at the extremity, profoundly cordate at the base, imbricate on the lower margin, margin crenate, crenas shortly mucronate, glabrous, palmately 10-nerved, herbaceous, petioles incrassate, 10-20 cm. long, stipules triangularly ovate, 8 mm. long, acute, base 7 mm. broad. Scapes at the apex of the rhi- zome, incrassate, 20 cm. long, 3-flowered, flowers pedicellate, pedicels 1£ cm. long. Flowers $ : segments of the perianth 4 ; 2 outer ones larger orbicular 1^ cm. long as broad, rounded at both ends ; 2 inner ones smaller, obovate, 1 cm. long 5 mm. broad, rounded at the apex. Stamens co , 2. j mm. long, filaments free, 1} mm. long ; anthers oblong, obtuse at the apex. HAB. Kotosho. Near Begonia BrctscJaieideriana HEMSL., but differs from it in many points. Begonia laciniata ROXB. var. formosana HAYATA Materials for a 57. BEGONIACE/E. 45 Flora of Formosa p. 124. Rhizome repent, stems strong, striate, 30-40 cm. long, glabrous, few-flowered. Leaves long petiolate, glabrous oblique ovate 15 cm. long 7 cm. broad, base cordate, very oblique, acuminate at the apex, irregularly dentate or duplicately dentate, palmately 9-11-nerved, somewhat thick, petioles 10 cm. long, stipules triangular-ovate 6' mm. long. Cymes few- flowered. Fl. I : segments 4, 2 outer ones larger, broadly orbicular 2 cm. in diameter, 2 inner ones smaller obovate, rounded at the apex, 14 cm. long 1 cm. broad. Stamen GO , 4 mm. long, filaments free, 2 mm. long, anthers 1| mm. long, connectives slightly produced rounded at the apex. Fruits capsular, 23 mm. long, unequally trigonous, unequally three-winged, wings two, frontal one narrowed, 4 mm. broad 23 mm. long, back one broader, 20 mm. broad 17 mm. long. Seeds minute. Bcijonia laciniata HAYATA in MATSUM. et HAYATA Euum. PI. Formos. p. 166 (nou ROXB.). HAB. Girau, Heirimbi, Urai, Raga, Bokusekikaku, Shichiseitonzan, Ho- kuto. The present Btyouia is the commonest one in Formosa. It differs from B. laciniata ROXB. var. Bowringiana in having quite glabrous leaves. The variety Bowringiana is always tomentose or pubescent. The Formosaii plant should, therefore, be another variety of />. ladniaia, ROXB. to which Mr. W. B. HEMSLEY also refers in Ind. Fl. Sin. I. p. 322. It bears some re- semblance to B. xi.nensis, but differs from that in having larger flowers and glabrous leaves. Begonia sinensis A. DC. ; MATSUM. et HAYATA Enum. PL Formos. p. 166. HAB. Koshun, Tamsui. DiSTiiiB. China : Chili, Kiangsi, Hupeh. Begonia taiwaniana HAYATA Materials for a Flora of Formosa p. 125, Stem glabrous, strong, branched. Leaves petiolate, stipulate, glabrous, lan- ceolate, 13 cm. long 3|- cm. broad, base cordate or rounded, irregularly serrulate, dentate on the lower side, 5-7-nerved, petioles 4 cm. long, stipules subulate 3 mm. long. Cymes axillary few-flowered, bracts ovate, acuminate, 5 mm. long. 1<; 58. PICOIDE.-L:. Fl. £: segments of perianth 4, 2 -outer ones larger, broadly obovate 6 mm. long. Stamens co , filaments distinct, connectives truncate. Fruits capsular 13 mm. long, trigonous, unequally 3-winged, wings two frontal ones narrowed 2 mm. broad, one back one broad, 10 mm. broad 13 mm. long, septicidally dehiscing. HAB. Tappansha ; Mt. Morrison. Near 7>. tnicropkra "Dot. Mag. t. 4974, from which the present plant differs in having one sided prominent wing. 58. Fieoideae. Conspectus of ///<; Funniwm (1< n< m. ( 1 ) Calyx-tube adnate to the ovary ...................... Tetragonia. 1 ( 'alyx-tube not adnate to the ovary. (2) ( 2 ) Calyx-tube elongate. Stamens interted on the calyx-tube. . . titvti riant. 2 Calyx deeply 5-partite. Stamens hypogynous ........... Modugo. 3 1. Tetragonia Ltxx. Tetragonia expansa Mum;. ; MATSUM. et HAYATA Enum. PI. Formos. i /» r~ p. 16 / . HAB. Pescadores. DrsTLtiB. From China and Corea through Japan and Australia, to Ne\\ Zealand and Southern America. 2, Sesuv-iniii LJXN. Sesuvium Portulacastrum LINN.; MATSUM. et HAYATA Enum. PI. Formos. p. 107. HAD. Takow, Pescadores. DISTKIE. In tropical and subtropical regions of the World. 59. IUIBTCLTJFETJTE. 47 3. MulHf/o LINN. Key to the Formosaa Sppcies. ( 1 ) Leaves linear lanceolate quite glabrous ................... M. Leaves obovate glabrous or hairy. (2) ( 2 ) Leaves covered with cotton wools ......................... .]/". liirltt. Leaves glabrous or slightly hairy ..................... .If. Sp?.ril!). UMBELLIFEK/E. Leaves compound, not stipulate. Umbels subcorymbose. . . Sanicitfa. 2 ( 2 ) Fruits laterally compressed, or at least constricted at the commis- sure, not or very obscurely winged. (Ammino;e). (3) Fruits widest at the commissure, in horizontal section circular or somewhat dorsal ly compressed. (SeselinesB). (5) Fruits much dovsally compressed, dorsal ridges slightly excurrent, lateral ones winged, wings of the opposite carpels closely applied face to face. (Peucedanefe.) (8) (3) Carpels in outline ovate or oblong, not distinctly narrowed u p wards, plane on the inner face ; seeds plane or concave on the inner face. (4) Carpels in outline elongate oblong; seeds in horizontal section nearly circular, grooved on the inner face. (3*) (3*) Umbels compound. . OfuDorr/fiza. C> Umbels simple Oreomyrrhis. 7 ( 4 ) Leaves simple and entire. Flowers yellow or lurid Bupleuruni. 3 Leaves pinnate or decomposed. (4*) i4::") Umbels short-peduncled, leaf-opposed, exbracteolate A^hnn. 4 Umbels not leaf-opposed. Kidges of fruits slender, valleys 2-3-vittate. Pini)i!itillf(. .I ( 5 ) Fruits in section nearly terete. Primary ridges of fruits more or less distinct, not alate, (slightly winged in Fo&niculum). (6) Fruits in section dorsalh" compressed. Primary ridges of fruits (or lateral ones only) more or less excurrent, winged. (7) (it) Primary ridges thick, dorsal and lateral ones nearly equal, not corky Fa^ilculuni. 8 Primary ridges prominent, more or less corky. (6*) (6*) Primary ridges more or less winged, lateral ones distinct. Pliellopterus. 9 Primary and lateral ridges thickened and broadened, but not winged, dorsal and intermediate ones equally prominent OenantJte. 10 ( 7 ) Kidges all expanded in thick wings, wings nearly equal or lateral ones broader. (7*) 59. UMBELLIFEE.T',. 4(.> Ilidges dorsal and intermediate ones prominent, Imt not winged, la- teral ones distinctly expanded in wings, carpels sublenti- formed ......................................... Angelica. 1)5 (7*) Carpels dorsally compressed; vithv cc , sometimes obscure. . ........... Ligusticum. 11 Carpels semi terete ; vitta? solitary on vallecula ........... C nidi-inn. 12 ( 8 ) Flowers not radiant. Ovary glabrous ............... Peucedanwn. 14 ( 9 ) Fruits glabrous ................................... Coriandrum. 15 Fruits hirsuto-setose ................................... Tor-il-i*. 1(1 1. Hydrocoti/lc LINN. Key to the Fonnoxnn $/ >.-<•!< *. ( 1 ) Umbels sessile ....................................... //. coufcrlx. Umbels more or less pedunculate. ('2) ( 2 ) Leaves beset with very rough stiff hairs. Umbels solitary. ............. If. s Leaves glabrous or slightly beset with soft hairs. (3) (3) Leaves glabrous much larger, peduncles of umbels very much shorter than petioles. (4) Leaves slightly hairy, peduncles of umbels longer than, or as long as petioles ..................................... ff. rotundifotia. ( 4 ) Leaves not lobed shallowly dentate, teeth broad and acute. . . H. ftsiatica. Leaves slightly lobed, shallowly crenulate ............... H. jovonic f/tc For mow i a N/'.-c/rx. { 1 ) Leaves 3-foliolate ................................... S. wtxttntana. Leaves 5-foliolate ................................. S. Sanicula petagnioides HAYATA Fl. Mont. Formos. p. 103. Perennial herb, small, quite glabrous. Stems erect nearly 12 cm. high few-branched. Radical leaves long petiolate, petioles slender 6cm. (rarely 12 cm.) long gla- brous, base dilate, blades broadly pentagonous in outline, 2-2 y cm. in diameter, •5-parted. segments 2-3-lobed rhomlxjid base cuneate aristately serrate albo- ">3. UMl ;]•'.] JJFEE.1']. 51 LameUigerous, shortly petiolulate. Cauliiie loaves sessile nearly like radical ones 3-5-parted, segments cuneato-lanceolate. Umbels composite '2-3 at, the apex of the stem, or axillary solitary, long pedunculate, (peduncles 3 cm. long), 5-7-radiate 6 mm. long 10 mm. in diameter, bracts a fe\v setaceo-dentiformed minute. Umbellules smaller 2 1 mm. long 3 mm. in diameter, base bracte;»- late, bracteoles 5-(> minute, setaceo-dentiformed, 5-6-flowered, flowers ex- terior male, long pedicelled, central one peiiect fertile. Flowers J : very minute nearly jj mm. in diameter long pedicellate, pedicels l-.V mm. l, filaments 2-times longer than petals ; rudiments of ovary convex. Flowers ^ sessile minute, 3-times larger than male flowers, 2 mm. long ; calyx-tube ellipsoid, echinate, lobes suberect prominent setaceous ; petals and stamens the same as in the male ; styles suberect slightly recurved. Fruits obovately orbicular ]_?. mm. broad. The present plant comes very near S. Ncd»/.iiii.a>ta MAXTM., ljut differs from it in having 5-parted leaves, less s pined fruits, smaller rioters, and in the presence of cauline leaves. It differs also in the structure of fruits. Also near 8. ortlwbcaniha S. MOOKK, but differs from it in having much smaller flowers and stalked lobes of leaves. Sanicula satsumana MAXTM. ; MATSUM. et HAYATA Enum. PI. Formos. p. 17r>. HAI;. Chikushiko. YTantan. Southern Japan, Loo-choo. 3. Buplent'uiH LINN. Bupleurum falcatum Lrxx. ; HAYATA Mater. Fl. Formos. p. 120. HAP.. Biyoritsu. DTSTI;O'.. South of Europe, Asia Minor to China and Japan. 4. Altitun LINN. KCIJ to /In1 For HUM n< ,S/>'cvV.y. Leaflets deeply lobed ..................................... A. d convex. Fruits broadly ovate, laterally compressed, constricted on the com- missure. Carpels 5-gonous, juga e(|ually prominent, obtuse, carpophore 2-fkl at the apex. HAI;. Mamyama. 5. Phnpinella LTNX. Key f» f/tc Fnriiioxnit tiju'rlcfi. ( I ) Plants very much smaller, pinna? of the radical leaves nearly rounded, serrate P. Saxifrftytt. Plants much larger, pinmie usually ovate, acuminate, sen-ate. P. diversifdia. Pimpinella diversifolia DC. ; HAYATA Mater. Fl. Formos. p. 126. HAP.. Taito : Shinkoko. DISTRIH. Japan, China, and common on. the mountains of North India. Or.sEitv. A glabrous herb, 50-70 cm. high, striate, leaves trifoliate, long petioled, lateral leaflets nearly sessile, obliquely ovate, acuminate at the apex, round at the base, 4J cm. long 3 cm. broad, terminal one ovately lanceolate 5 cm. long 3 cm. broad, acuminate at the apex, cuneate or sometimes rotundate at the base, serrate, pubescent, petiolulate, petiolules 1 cm. long, trinerved, petioles of the leaves .of the basal portion very long 7 cm. long, base of the petioles, dilated embracing the stem, leaves .of the upper portion are shortly f>9. UMBELLIFEU.T:. f>:> petioled, petioles dilate along its length, and embracing the stem. Involucral leaves linear 5 mm. long. Umbels 5 mm. long as broad, carpels ovate I y somi- globose l^ mm. long, | mm. broad, thinly 5-striate, nearly round in section. Pimpinella Saxifraga LIXN. ; HAYATA Mater. Fl. Formos. p. 128. HAB. Mt. Morrison. DISTPJB. Europe, northern and western Asia. OBSEEV. A very small perennial herb ; rhizome erect, stem pubescent or subglabrous rarely branched, 15-20 em. high ; radical leaves (including petioles) 8 cm. long, 14- cm. broad, pinnate, pinmv* 4-5 jnged, with terminal one, or sometimes bipinnate, lateral leaflets opposite, rotundate, 1 cm. long as broad, subsessile or shortly stalked, dentate, petioles 4 cm. long ; cauline leaves 5^ cm. long, bipinnate or bipiimatifid, leaflets 3-4-juged, oblong in out- line, li cm. long 1 cm. broad, 3-5-lobed, lobes lanceolate, acute, terminal lobo usually many-cleft. Umbels 7 -radiate ; umbellules small, peduncles 2 cm. long, carpels ovately semiglobose, thinly 5-ribbed, Is nun. long, nearly round in section. An extremely tiny form of the species. 6. Osmoi'rJiiza HAFIN. Osmorrhiza longistylis HAYATA Mater. Fl. Fovmos. p. 131. HAP.. Mt. Morrison. DISTKTB. North America. 7. Oi'eotntjD'liis ENDL. Oreomyrrhis involucrata HAYATA Materials for a Flora of Formosa p. 128 ; HAYATA Ic. PL Formos. PI. XL. Perennial herb, c?espitose, pubes- cent, stem scape-like, 7 cm. long. Leaves all radical, pinnate or bipinnate, 4 cm. long (including petioles) 2cm. broad, membranaceous, superior pimue sessile obovate 8 mm. long 4 mm. broad, long cuneate at the base, trilobed, lobes lanceolate, middle pinna? obscurely petiolulate, lower pinnae distinctly petiolulate, tri-parted, segments tri-lobed, petio'ules 4 mm. long, petioles 2 cm. long, base dilated scaly. Scapes 0 cm. long, pubescent. Involucral bracts 10, 2-seriate, nearly 5 of them longer, the other 5 shorter, longer one linear, 21 cm. long l-£ mm. broad, 3-fid at the apex, segments 5 mm. long, 54 lanceolate divaricate, shorter ones lanceolate 5 mm. long. Umbels simple, nearly 10, radiate, 8 mm. long 10 mm. in diameter. Flowers small, pedicels 6mm. long, pnl;escent. Calyx-teeth obsolete, petals oblong, ?. mm. long, acute, shortly incurved at tin- apex, entire. Stylopod subconical. Fruits oblong-linear, 4 mm. long. contracted at tlie apex, slightly laterally compressed, nearly constricted at the commissure, rubro-nigricant when dried. Carpels o-gonous in section, juga equally distinctly prominent lateral distinct : vitbe solitary on vallecnles. Carpophores bi parted. Seeds subterete, face sulcatr. HAH. Mt. Morrison. \Vry distinct species, remarkable for its long bracts. Somewhat near Q, uiulicolri Ex. 172. 59. UMBELIJFER.T;. 55 HAB. Tailioku, Tamsui. DISTRIB. Southern Chiim, Eastern India, (Enanthe linearis WALL. ; MATSUM. et HAYATA Enum. PI. Formos. p. 172. HAB. Taiclm; Taibolio, Sekihikyaku, Pacliina, Taiton. DiSTnn;. India, Nepal, Southern China. (Enanthe stolonifera DC. ; MATSFM. et HAYATA Enum. PI. Formos. p. 17-2. HAB. Wantan, Heiteisho, Taikaiiaihosho, Tamsui. DISTRIB. China, Eastern India. 11, Lif/iisticirm Lrxx. Ligusticum acutilobum STUB, et Zucc. ; MATSUM. et HAYATA Enum. PI. Formos. p. 173. HAB. Kelung. DISTRIB. Japan and Corea. 12. Cnidfum CUSSON. Cnidium formosanum YAIJ]-: ; MATSUM. et HAYATA Enum. PI. Formos. p. 175. HAB. Taichu, Ka^i. 13. Angelica LTNN. Key to ilw. Forinosan Specie*. Leaflets or pinnules obovate, gi'ossly dentate ............. A. morrisonicdia. Leaflets or pinnules ovate or more or less elongate minutely dentate. ............ A. linsi Angelica kiushiana MAXIM, (determined by Mr. Y. YAWE). HAB. Exact locality is not given. Two specimens are preserved in the Herbanium at Tokyo. DTSTRIB. Japan and Corf a. f>f> 59. OIBELLIFEI;.!:. Angelica morrisonicola HAYATA Materials for a Flora of Formosa p. 129. Somewhat strong herb, glabrous. Leaves bipinnate, long-petioled, triangular in outline, "25 cm. long 30 cm. broad, petioles 25 cm. long, primary pinna? petiolate, pinnate, petioles 6 cm. long, pinnules shortly petiolulate, ob- long, 7 cm. long 3 cm. broad, serrate, petiolnles 5 mm. long, sometimes tri- lobed, terminal pinnule 3-parted, glabrous above, glaucous beneath ; petioles of lower leaves dilated at the base, those of upper ones vaginate, longe, oblong, microphylls glabrous. Involucral bracts linear 1|- cm. long. Umbels nearly 50-radiate, rays 4 cm. long. Umbellules involucellate at the base, S cm. long as broad, bracteoles linear 2-4 mm. long. Calyx-teeth obsolete. Petals oblong, entire, acumen infiexed. Stylopod depressed entire. Fruits ovate, dorsally strongly compressed, commissures broad. Carpels oblong lenticellate 3^ mm. I. -.road 5 mm. long, rounded at the apex, cordate at the base, dorsal juga filiformed, margin dilated to wings. Seeds compressed dorsally, flattened on the face. HAH. Mt. Morrison. Angelica formosana BOISSIEU in Bullet. Soc. Bot. Fr. LVI. (1909) p. 355. HAD. Maruyama. I have not yet seen the plant. 14. Peucedanum Lrxx. K> "tj to the Foi'iKovin Sprctcs. ( 1 ) Lobes of pinnule or pinnule entire P. japonicum. Lobes of pinnule or pinnule serrate or incised. (2) ( 2 ) Pinnules incised P. tcreliitthaceum. Pinnules serrate. (3) ( 3 ) Serratures obtuse P. decursivum. Serratures acute P. ymvedens. Peucedanum decursivum MAXIM. ; MATSUM. et HAYATA Enum. PI. Formos. p. 173 ; HAYATA Mater. Fl. Formos. p. 130. HAU. Tamsui, Ivelung. GO. AI;AI.L\<:T.:I:. 57 DJSTKIB. Korea, Japan, Southern China. Peucedanum graveolens HAYATA Mater. Fl. Formos. p. loO. HAB. Byoritsu. DiSTitiB. Cultivated in North China. Peucedanum japonicum THUNB. ; MATSUM. et HAYATA Enmn. PL Formo.s. p. 174. HAB. Senton. Peucedanum terebinthaceum FLSCH. ; HAYATA Mater. Fl. Formos. p. 131. HAB. Mt. Morrison, Musha, Tappansha. PISTRIB. Cliina, Corea, Dahuria, Mandshuria. 15. Coriandrutn LINN. Coriandrum sativum LINN. ; MATSUM. et HAYATA Enum. PL Formos. p. 174. HAB. Shintiku, cultivated. DISTEIB. 16. Tor His DC. Torilis Anthriscus BKNTH. ; MATSUM. et HAYATA Enum. PL Formos. p. 174. HAB. Pachina, Tamsui. DJSTRTB. Europe, Cliina, Korea, Siberia, Eastern India, Northern Africa. 60. Araliaceae. Conspectus of the Formosan Genera. Petals slightly imbricate. Pedicels jointed. Aralieax (1) Petals valvate. Albumen uniform. Panacese. (2) Petals valvate. Albumen ruminated. Hederea?. (5) ( 1 ) Styles 2-5, free. Leaves compound (2) Ovary 2-celled. (3) Ovary 4-10 celled. (4) 58 60. AIULIA.CEJE. ( 3 ) Leaves digitate ................................. AcantJiopanax. 2 Leaves ample, palmately lobed .......................... Fatsia. 3 (4) Umbels sessile on the back of leaves, leaves simple ...... Hchrii/ fl/c Fo Leaves enormously large, beneath covered with cotton wools, lobes entire. ............. F. pujiy !•!/'<'>•'i/>i/i'i/'ci-" BEXTH. et HOOK. f. The former occurs in Japan and the latter in Formosa. 4. Jfeltviiif/ia WILLD. Helwingia rusciflora WJU.D. : HAY ATA Fl. Mont. Formos. p. 10G. HAI;. Mt. Morrison. Disruns. Japan and Central China. 5. Heptapleurum (T.T.UTX. K' to ///,< Flowers simply racemose ................................. //. racemosum. Flowers in umbels, umbels in racemes. ... ................. If. octophyllum. Heptapleurum octophyllum. BEXTH/* et HOOK, f.; HAYATA Fl. Mont. Formos. p. 107. HAIJ. Mt. Morrison, Kelimg, Pachina, Holisha, Tamsui. DLSTHIK. South China and the Loo-choo islands. The plant gi-ows usually in the low regions and sometimes ascends to an elevation of 3000 m. Heptapleurum racemosum BEDD. * * ; HAYATA Fl. Mont. Formon. p. 107. HAH. Mt. Toxan, Mt. Arisan. DISTRIB. The plant grows in the mountainous districts of Southern India, such as Nilghiries, at elevations of 3000-5000 ft. and also in those * ScliefHea octophylla HARMS. **Schefflea raceniosa HAKMS. CO. AIULTACE.E. 01 of Ceylon at altitudes of 3000-5000 ft. (after BEDDOME) ; but not found in Himalaya. 6. Oi'eopanax DECNE. et PL. Oreopanax formosana HAYATA Fl. Mont. Formos. p. 108. Arborescent shrub, branches cinereo-stellato-tomentose or adpressingly pilose. Leaves ample long petiolate, petioles at first adpressingly stellately pilose, at last subglabrous, 1-2-times longer than blades, base dilated, stipules slightly prominent acute, connate to the base of the petioles, blades broadly orbicular in outline 20 cm. long 23 cm. broad or smaller, base broadly truncate or cordately truncate, margin obsolete 3-5-lobate or grossly irregularly dentate, teeth acute, sinuate between the teeth, 5-7-nerved, above subglabrous, veins impressed, beneath densely covered by stellate hairs, veins and veinlets prominent. Flower- heads corymbose-paniculate. Panicles terminal, 15 cm. long, as long as petioles, 13 cm. broad, densely covered by hairs, (hairs stellate or simple), branches alternate, divaricate at an obtuse angle, heads pedunculate, peduncles opposite, ternate, or alternate, bracts at the base of peduncles broadly ovate 4mm. long; bracteoles scale-shaped, thick 3 under each flower, one of them larger broadly ovate 3 mm. long, 2 -lateral ones smaller opposite covered by long dense hairs, at the same time bearded. Heads subglobose, 6-7 mm. in diameter, nearly 15-flowered, 2-times longer than peduncles. Flowers all villose, sessile, buds subturbinate 2£ mm. long. Calyx margin obsolete dentate. Petals 5 valvate, inside glabrous ovately triangular, 1^ mm. long or longer deciduous. Stamens 5, filaments short, anthers oblong; disc expanded. Ovary 2-celled, cells 1-ovuled, styles 2, short distinct, erect, stigma terminal. Fruits broadly globose, 4^ mm. long 5 mm. broad smooth, by abortive 1-seeded, compressed, tomentose drupaceous, styles persistent, veiy recurved. Seeds ovoid subtriqueter 4 mm. long, albumen ruminate. Embryo near hilum, minute. HAB. Bataiankei, Mt. Arisan. It is stated in " BENTH. et HOOK. f. Gen. PI. I. p. 939" that the ovary of the genus Oreopanax is 5-celled. But this generic character- is a little broadened in " Exnr, u PUANTT, Nat. Pfl.-fam. 1II.-8 p. 39 " me. Panax fruticosum Lrxx. ; HEXRY List PI. Formos. p. 48. Dc//jH///ii.c SP. HAYATA Fl. Mont. Formos. p. 110. = Gilibertia pellucidopunctata HAY ATA. HAH. Mt. Morrison, Mt. Arisan. 61. Cornacece. ( 'iHIHJtfrftIS <>/' 1/tC Klowers liermaphi'odite Flcj\\ <>rs unisexual. . . ....................................... Anciilm. 2 1. Mai-lea K<>.\i'.. K'-t i<> ll<- F< > Leaves entire, not lobed ................................ J/. l:yoiti(f/'oUa. Leaves lobed, lolx^s divaricate ............................. Jf. platuni folia. Marlea begonisefolia Moxr,. ; HAYATA Fl. Mont. Formos. p. 111. HAP,. Muroensha. Urai. DISTPJP,. India, Malay, southern and central ( liina and Japan. 61 CORNACEJE. 63 Marlea platanifolia Sffiu. et Zucc. ; MAT/SUM, et HAYATA Enum. PI. Formos. p. 179. HAB. Basal region of Mt. Morrison ; Taiko. DISTEIB. Japan. 2. Aucuba LINN. Aucuba japonica THUXB. ; HAYATA Fl. Mont. Formes, p. 111. HAB. in Mt. Morrison. DISTEIB. From middle Himalaya through Central China to Japan and the Corean archipelago. The flowers of the Formosan plant are much larger and the leaves are narrower, with more diverging veinlets ; I think the plant may be regarded as a form of the Japanese species. 64 GAMOPETAL.E. KEY TO THE ORDERS. Class II. Dicotyledons — Gamopetalous. Key to tlic Orders. Series IV. Gamopetalmis — Flowers usually bisexual, regular or irregu- lar ; calyx superior or inferior ; petals connate, forming an entire or cleft or lobed corolla, rarely free to a little above the base; stamens epipetalous, hypogynous or epigynous. ( 1 ) Ovary inferior, or semi-inferior. (2). Ovary superior. (13). ( 2 ) Stamens, epipetalous. (3). Stamens epigynous. (11 j. ( 3 ) Anthers free. (4). Anthers connate. (10). (4) Leaves opposite. (5). Leaves alternate. (8). ( 5 ) Leaves exstipulate. (6). Leaves stipulate or whirled Rubiacr;r. (6) Herbs. (7). Shrubs. Stamens 5, Ovary 1-3-celled Caprifoliaceae. ( 7 ) Flowers not involucellate, bracteate Valeriacere. Flowers involucellate Di psacese. ( 8 ) Stamens numerous. Shrubs Sty racese. Stamens 5. (9). ( 9 ) Filaments free, semi-inferior. Campanulaceae, (Spluenodea}. Filaments connate, flowers unisexual Composite, (Xanthmm). (10) Herbs or shrubs with tendris. Cucurbitaceee. Herbs. Leaves exstipulate, without tendrils. Ovary 1-celled, 1-ovuled. Composite. (11) Stamens 3-5. (12). Stamens 8-10, anther-cells spurred Vacciniacene. (12) Ovary 2-celled, cells 1-ovuled Goodenovese. Ovary 2-6-celled, cells many ovuled. Campanulacese. GAMOPETAL.E. KEY TO THE ORDERS. C5 (13) Flowers regular. (14). Flowers irregular. (37). (14) Stamens hypogynous. (15). Stamens epipetalous. (18). (15) Ovary 1-celled, ovule 1, x^endulous. Herbs Plumbaginese. Ovary 5-celled, cells many-ovuled. (16). (16) Trees, shrubs or shrubby herbs, leafy. (17). Leafless herb, parasite Moiiotropea?. (17) Anthers opened by terminal pores Ericaceae Anthers opened by longitudinal slits Diapensiacese. (18) Ovary of two free carpels with connate styles or stigmas, or carpels separable. Carpels not confluent. (19). Ovary of two or more confluent carpels. (21). (19) Leaves opposite. (20). Leaves alternate, carpels each 2-lobed Apocynacete, (Ccrberci). (20) Pollen grains free, Apocynacese. (in Mdoctinus carpels confluent, in Rauwdfia they are partly confluent). Pollen in waxy or granular masses Asclepiadeax (21) Ovary 1-celled, placenta free central, stamens opposite collora-lobes (22). Ovary 1 or more celled, placenta not free central. (23). (22) Herbs, fruits capsular Primulacea?. Trees or shrubs, fruits baccate or somewhat baccate, not dehiscing. . .. Mj'rsinea-. (23) Leaves opposite, rarely ternate. (24). Leaves alternate or all radical. (29). (24) Trees or shrubs. (25). Herbs. (28). (25) Stamens 2, ovary 2-celled, cells 1-ovuled Oleacea*. Stamens 4-5. (26). (26) Anthers connivent, adnate to stigmas Apocynacese. Anthers free. (27). (27) Ovary 1-4-cellcd, placenta axile or sub-basal. (28). Ovary 1-celled, placenta parietal, ovules very many. . . Gent i ana cese. €6 GAMOPETALJE. KEY TO THE ORDERS. (28) Stamens didyiiamous Verbenacese. Stamens equal Logan iacese. (in Mitrasacme Ovary 2-celled, cells many-ovuled, stamens 5). (29) Aquatic herb, leaves floating, ovary 1 -celled Gentianace?e, (Limnanthemuni). Terrestrial. (30). (30) Herb with cauline leaves, or shrubs or trees. (31). Herb, with all radical leaves Plantaginese. (31) Ovary 1 -celled, ovules many, placenta parietal, undershrubs Gesneracese, (IsantJierd). Ovary 2- or more- celled. (32). (32)«) Ovary 2-4-celled, ovules 4. (33). /3) Ovary 2-celled, cells mauy-ovuled. (33«). ;') Ovary 2-6-celled, cells 1-2 ovuled, shrubs or trees. (34). (33«) Styles 2 Hydrophyllacese. Styles 1 Solanacepe. (33) Corolla plaited in bud Convolvulacese. Corolla-lobes imbricate in bud Boraginese. (34) Flowers bisexual. (35). Flowers unisexual or polygamous. (36). (35) Leaves simple. (35«). Leaves compound Ampelidese, (Leea). (35«) Ovary-cells 1-ovuled Sapotacese. Ovary-cells more than 2-ovuled Styracese. (36) Petals contorted, sepals accrescent Ebenaceae. Petals imbricate Oleacese. (37) Leafless herbs. (33). Leafy herbs, shi-ubs, or trees. (40). (38) Stamens 4, didyiiamous, anthers 1-2 -celled. (39). Stamens 2, anther-cells confluent Lentibulariacese. (39) Ovaiy 1- celled, placenta 2, parietal Orobauchaceie. Ovary 2-celJed, placenta 2, axile, anthers 1-celled. Scrophulariaceae, (Striga). 62. CApmroLiACE.E. 67 (40) Anther 1-celled, ovary 4-parted ......................... Labiatse. Anther 2 -celled. (41). (41) Anther confluent. (42). Anther distinct. (44). (42) Ovary 1-celled. (43). Ovary 2-celled, leaves opposite ..... Scrophulariacese (Microcarpcea.) (43) Stamens 2 or 4, placenta 2, parietal ................. Gesneracese. Stamens 2, placenta basal ..................... Lentibulariacese. (44)«) Ovary 1-celled, Imt seemingly 2-celled by confluence of placenta, trees, leaves pinnate, stamens didynamous ................. Bignoniacese. j3) Ovary 2-celled, leaves usually opposite, simple, lobed or pimiatifid, stamens usually didynamous. (45). /') Ovary 4-celled, leaves opposite stamens didynamous. (48). o) Ovary 5-10-celled, leaves alternate, stamens 4, shrubs. . .My oporinese. (45) Ovary-cells many-ovuled, fruits usually capsular. (46). Ovary-cells 1-few-ovuled. (47). (46 J«) Leaves opposite, alternate, or whorled, seeds without hooks, endosperm fleshy ............................ ..... Scrophulariacese.- /3) Leaves opposite or alternate, seeds without hook, endosperm 0 ...... , .............. Pedalinere, (Sesanum). /') Leaves all opposite, seeds with hook in the placenta, endosperm 0 ....... ............ Acanthaceae. (47) Leaves opposite or whorled, fruit dry or a drupe ....... Verbenacese. Leaves all opposite, capsule 2-valved ................. Acanthacese. (48) Ovary entire, style terminal ......................... Verbenacese. Ovary 4-parted, style from between the lobes ....... ...... Labiatse. 62. Caprifoliacese. Conspsctus of the Fonnonti.it. Genera. ( 1 ) Corolla-limb regular, style short, 2-5-lobed ; ovary-cells 1-ovuled. (2). Corolla-limb regular or irregular, style long, stigma capitate. (3). ( 2 ) Leaves pinnate ; leaflets 5-9, sen-ate ................... Sambucus. 1 68 62. CAPRIFOLIACE.E. Leaves undivided Vilnirmnn. 2 (3) Calyx-lobes elongate. Fruits elongate coriaceous, 1-seeded. ..AMia. 3 Calyx-lobes not elongate. Flowers usually in pairs. Fruits berry, 2- 3-celled Lonicera. 4 1. Sn-mbucus Torr.x. Sambucus javanica BLUME ; MATSUM. et HAYATA Enum. PL Formos. p. 179. HAB. Kelung, Sharyoto, Pacliina, Tamsui, Mankinsho, Garambi. PiSTRir.. China, Eastern India, Malaya and Java. Viburnum LINN. Dicliotomous Key to tic Formosan Sp<'<-ii*. ( 1 ) Leaves coriaceous, entire or slightly serrate towards the apex, but entire towards the base. (2). Leaves chartaceous or membranaceous, dentate or serrate, or nearly or quite entire. (4\ ( 2 ) Leaves obovate obtuse or obtusely acuminate, cuneate at the base V. odoratissimum. Leaves oblong elliptical obtuse or acute or emarginate at the apex, obtuse or rounded at the base. (3). ( 3 ) Leaves serrulate or serrate acute at the apex / ". taitoense. Leaves crenulately serrulate or slightly serrate V. SandanJcwa. ( 4 ) Leaves very much smaller obovately rhomboid grossly dentate 3 cm. long. V. parrifolium. Leaves larger, longer than 4 cm. (if shorter, leaves nearly entire). (5). ( 5 ) Leaves nearly 4 cm. long, nearly entire, branchlets divaricate at the right angle V. rectangulare. Leaves more than 4 cm., branchlets diverging at an acute angle. (6). ( 6 ) Leaves broadly ovate shallowly dentate 6% cm. long, 5 cm. broad V. formosanum. Leaves ovate, more or less acuminate. (7). 62. CAPRIFOLIACE.E. (51) ( 7 ) Leaves much larger 16 cm. long, 6 cm. broad, serrulate, or nearly entire, acuminate V. taiwanianum. Leaves smaller, nearly 6 cm. long, dentate or entire. (8). ( 8 ) Leaves entire, lanceolate V. integrifdium. ' Leaves dentate, ovate. (9). ( 9 ) Leaves glabrous rhomboid-ovate V. morrisonense. Leaves hirsute or densely pubescent, much elongate, acuminate V. luzonicam. Viburnum formosanum HAYATA (PI. I.) Mater. Fl. Formos. p. 132. Kami recti, angulato-teretes, cinerascentes, ramulis brevibus oppositis, pubescentibus, basi peruliferis, perulis brevibus, pilosis, apice 2-foliatis, cymis terminalibus. Folia opposita petiolata ovato-rhomboidea, 5 cm. longa 4 cm. lata, apice acuta, basi late cuneato-acuta, vel acuta, vel rotundato-truncata, margine breviter dentata, ad apicem dentium mucronata, utraque pagine pance pubescentia, demum subglabrata, subtus pallidiora, exstipulata, petiolis 6 mm. longis. Cynifie terminales, solitaries vel umbellatim csespitospe, pilosa* 3cm. long?e, totiusque latoe, semiglobosra, umbellatim 2-3-plo ramose, pedi- cellis 1-2 mm. longis, sub pedicellis singulis 1-bracteatis, bracteis 1-J mm. longis extus pubescentibus intus glabris margine cilia tis linearibus obtusis, pedicellis apice cum calycibus articulatis. Calyx campanulatus extus stellate >- pilosus, iutus glaber, tubo cum ovario adnato 1 mm. longo, limbo 5-lobato, lobis obloiigo-triangularibus I- mm. longis obtusis ciliolatis. Corolla rot; it: t, 4-5 mm. in diametro, 5-lobata, lobis rotundatis 1] mm. longis. Stamina 5, basi corollpe coliserentia, filameutis complanatis 2 mm. longis -^ mm. latis, apice constrictis, angustissimis, aiitherris rotundatis utrinque emarginatis. Ovarium fere inferius, stylo brevi, conico | mm. longo, stigmate 3-lobato? HA13. Tamsui, Sozan. DlSTRlB. An endemic plant. The present plant is quite referable to HANCE'S var. formosanum. The variety, however, has not any stipule, while V. eroxi/ni has a distinct stipul, as is mentioned by MAXIMOWICZ " Mel. Biol. X. p. 666." As the Formosan plant differs from the latter species in many other points, it is quite proper to regard it as a plant specifically distinct from V. i- 70 62. CAPIJIFOLIACE;E. Viburnum integrifolium HAYATA (PL II.) Mater. Fl. Formos. p. 132 ; Branches and branchlets slender, divaricate, gray-brown, glabrous. Leaves ( >pposite, ]>etiolate, ex stipulate, oblong or oblong-lanceolate, 9 cm. long, 2-.V cm. broad, suddenly acuminate at the apex, (acuminated part 2 cm. long.) acute at the base, entire, veins and veinlets obscure on the upper surface, prominent 011 the lower surface, veins erect-patent and connected near the margin, veinlets transversely connected, not prominent on both surfaces, smooth glossy above, almost dark in dried specimens, pale below, petioles 7 mm. long. Cymes terminal, many-branched at the apex, pul>esce)it. branches verticillate. Flowers 3} mm. in diameter ; calyx-tube 1 mm. long, margin patent and 5-lobed, lobes triangular, acute, ^ mm. long. Corolla broadly campanulate patent, 4 mm. in diameter smooth deeply 5-lobed, lobes ovate-rounded, 1 mm. long rounded at the apex. Stamens 5, inserted at the base of the corolla, filaments 1 mm. long. Styles £ mm. long, broadly-conical at the base. Drupes ovoid, fleshy, 7 J mm. long, 1-seeded. Putamen like plano-convex lens, ventral side slightly concave. HAB. Mt. Morrison ; Taiko. Very near V. .sr/w/W •/>/"/» liKixv. ; but differs from it in having quite glabrous and much smaller leaves. Also near V. sempervirens C. KOCH, and V. cor'KH-i'inii BT.OFE, but differs from the former in having narrower lea.ves • with different venation and looser racemes, and from the latter by the smaller leaves and very much smaller flowers. Viburnum luzonicum ROLFE in Journ. LIXN. Soc. XXI. p. 310; HAYATA Mater. Fl. Formos. p. 133. HAB. Fukkisho ; Hikaku. DISTBIB. The Philippines. The present plant was previously referred to V. erosum THUNB. by my- self. After comparison of this plant with the Philippine plant, I found that they are quite similar. Vilmrnum erosum recorded from Formosa by Mr. W. B. HEMSLEY may, I infer, be the same as the Philippine plant. Viburnum morrisonense HAYATA Mater. Fl. Formos. p. 133. Branch strong, pale brown, more or less rugulo.se, branchlets opposite, furcate, falcately 62. CArPJFOLIACE/E. 71 recurved, with annular scars of petioles, glabrous. Leaf -buds broadty, globose, scales a few and somewhat larger, ovate, acute, glabrous. Leaves on the apex of branchlets 2, opposite, chartaceous, acuminate-ovate, 5-6 cm. long 3^ cm. broad, acute at the apex or acuminate, round-obtuse or rounded, at the base slightly crenate-serrate on the margin, nearly entire near the base, serratures broad and short, mucroiiate at the apex, pinnately veined, lateral veins erect and reaching the apex of serratures, veinlets transversely reticulate, costas and veins slightly impressed on the upper surface, slightly prominent on the lower surface, nearly glabrous on both sides, but pubescent on the costas and veins, beneath shortly barbate on the ramification of the veins, pale beneath, petioles 2J- cm. long patent. Drupes 5-6 -fasciculate on the upper branchlets, long pedunculate, slightly glabrous, 8 mm. long. Futameii oblong, 6 mm. long, very complanate, longitudinally elevate on the back, broadly sulcate on the middle of the face. HAB. Mt. Morrison. Near V. betnlifofrxm BATAL ; but differs from it in having much larger putamen, and also in the leaves rounded at the base. Also near V. dHatatum and V. Wrifjldii MlQ ; but differs from the former in having quite or nearly glabrous leaves, a very few flowered cymes, and quite glabrous peduncles, and from the latter in having not caudate smaller leaves and less flowered- peduncles. The leaves of V. dilatatuin is densely hairy beneath, while those of the present plant are quite glabrous beneath, except the midrib and veins. Viburnum odoratissimum KB. ; DC. Prodr. IV. p. 326 ; MATSUM. et HAYATA Enum. PL Eormos. p. 180. HAB. Eotaiisha, Mankinsho, Garambi. DISTEIB. Japan, China, Eastern India. Viburnum parvifolium HAYATA Mater. Fl. Eormos. p. 134. Branches and branchlets slender, dark gray, branchlets divaricate, ramose, densely covered with branched hairs. Leaves opposite, ex-stipulate, petiolate, obovate or ovate, 28 mm. long 15 mm. broad, acute at the apex, cuneate and obscurely tri-lobate or not lobed at the base, dentate on the margin, covered with branched hairs on both surfaces, pale below, veins slightly impressed on the 72 <32. CAPRIFOLIACE.E. upper face, primary lateral veins erect and reaching the apex of serratures, veinlets reticulate, petioles hispidulous, 5 mm. long. Flowers in terminal paniculate-cymes. Drupe fleshy, globose, 6 ram. in diameter, 1-seeded. Putamen ovate, 6] mm. long and 4 mm. broad, acute at the apex, emargiiiate at the base, complanate and slightly and prominently 1-costate on the back, salcate on the face. HAB. Mt. Morrison. Remarkable for very small si/e of the leaves. Viburnum phlebotrichum SIEB. et Zucc. ; MATSUM. et HAY ATA Enum. PL Formos. p. 180. HA]?. Kelung. DISTRIB. Japan, Central China. OBSERV. The species is recorded from Formosa by Dr. A. HENRY ; but I have not yet been able to see the plant in the island. I rather doubt its existence in Formosa. Viburnum rectangulare (TU.EUN. in Engl. Bot. Jahrb. XXIX. p. 588; HAYATA Mater. FJ. Formos. p. loo. HAB. Mt. Morrison ; Mt. Arizan. DISTRIB South Central China. The present plant has rather smaller leaves wliich is ovate, 4 cm. long 17 mm. broad, acute at both ends, remotely mucrouato-serrate or entire. Viburnum Sandankwa HASSX. ; HAYATA Mater. Fl. Formos. p. 135 HAB. Oshima ; Nase ; Yteyama. DISTRIB. Kiangsu ; Loo-choo islands. Viburnum taitoense HAYATA Mater. Fl. Formos. p. 136. Branchlets slender, dark-brownish purple, longitudinally rugulose, fusco-tomentose, with reddish lenticels, terete, remotely foliate. Leaves opposite, oblong-lanceolate or oblong-elliptical, 9 cm. long and 3 cm. broad, acuminate at the apex, acute at the base, margin serrulate, serratures rouuded-mucroiiate, pinna tely nerved, veins 5-0, arcuate, costa and veins impressed on the upper surface, veinlets slightly impressed, costa and veins prominent on the lower surface, 62. CAPRIFOLIACE^. 73 thinly cliartaceous or coriaceous, very glabrous on the both surfaces, lower surface pale, petioles 11 cm. long broadly sulcate on the upper side rubescent. Flowers in corymbs, corymbs terminal, 3 cm. long as broad, branches yellowish-brown tomeutose, hairs short and dense, bracts narrowly acute, 2-3 mm. long, pedicels short, articulate with the calyx, 1-2 flowered 011 the apex of the pedicels, bracteoles 2-3-coiigested, embrasing the base of the calyx, elongate angular acute ciliate. Flowers about 1 cm long tubulose. Calyx tubuloso-campanulate, pubescent 011 the outer side, tube 2 mm. long, limb campanulate glabrous 011 the inner side, slightly 5-lobed, lobes short, obtuse- triangular, I mm. long, obtuse at the apex, ciliate on the margin. Corolla tubiformed, slightly ampliate 011 the upper part, 9 mm. long, tube 5 mm. long, limb 5-lobed, lobes shortly rounded, 2 mm. long. Stamens 5, affixed on the throat of the corolla, filaments short, 1 mm. long, anthers oblong, 1 mm. long. Ovary inferior, 1-celled, style simple, incrassate, nearly 2 mm. long gradually and slightly dilated at the base, 3-lobed on the apex. HAB. Taito : Daishinzan. Near Viburnum, ernbescens WALL., but differs from it in having denser and shorter cymes, narrower leaves, and calyx densely covered with stellate hairs. V. <'.nibesccns has a nearly glabrous calyx, much broader leaves, and more elongated cymes. Viburnum taiwanianum HAYATA Mater. Fl. Formos. p. 137. Branches gray-brown, upwards beset with short stellate hairs. Leaves deciduous, opposite, approximately arranged towards the apex of the branches, petiolate, exstipulate, ovate-oblong or ovate -lanceolate, 15 cm. long, 51 cm. broad, acuminate at the apex (acuminate part 2-3 cm. long), rounded at the base, glabrous, nigricaut in dried specimens, pale on the lower surface and beset with short stellate hairs, margin minutely denticulate or nearly entire ; primary veins ascending and secondary ones transverse, petioles 2 cm. long. Cymes terminal on branches, peduncles 4 cm. long, branches verticil- late, bracts linear, 4 mm. long, bracteoles subulate. Calyx-tube cylindrical, 2 mm. long, margin shortly campanulate, 1 mm. long, 2-lobed, lobes triangular and obtuse, -i- mm. broad. Corolla tubiformed 3* mm. long, slightly contracted 74 62. f'ArRIFOLTACEJE. at the base, 5-lobed at the apex, lobes, rounded triangular and rounded at the apex, | mm. broad or more broader, glabrous. Stamens 5, affixed to the base of the corolla, 54- mm. long, filaments free. Styles conical 1 mm. long. HAB. Mt. Morrison, Tozan, Arisan, Nanto : Shojodaizan, Randaizan ; Taito : Basshisho. Near Viburnum •iiwnlutitm SIEB. et Zucc., but differs from it in having very obscurely toothed, or even entire, more acuminate leaves, and in their venation. Sjii'dix imperfectly known t<> me. Viburnum ov>.sv/m THt'Ni;. ; MATSUM. et HAYATA Enum. PI. Formos. p. 180. Viburnum ]>Iikl>ot richiim SlEiJ. et ZUCC. ; MATSUM. et HAYATA Enum. PL Formos. p. 180. AbeUa R. BR. Abelia chinensis R. P>n. ; HAYATA Mater. Fl. Formos. p. 138. HAB. Taito : Saidosan. As the specimen is imperfect, the determination is not satisfactory. This is also near A. Acliersonuma (!I;.EBN. Lonicera LINN. Dichotomous Key to tin' Formosan Species. ( 1 ) Peduncles 2-flowered, bracts large, foliaceous ............. L.japonica. Peduncles 2-many-flowered, bracts narrowed, inconspicuous. (2). ( 2 ) Leaves gradually acuminate ovate or oblong or lanceolate. (3). Leaves abruptly acuminate broadly ovate ................ L. afiinls. ( 3 ) Leaves narrowed, lanceolate glabrous except margin. . . . L. artgirstifolia. Leaves ovate ovate-lanceolate hairy ................... L. macrantlta. Lonicera affinis HOOK, et ARN. var. pubescens MAXIM. ; MATSUM. et HAYATA Enum. PI. Formos. p. 181. HAB. Mt. Taiton; Tamsui. DISTRIB. Loo-choo islands and Japan. 63. EUBI.ACE.T3. 75 Lonicera angustifolia HAY AT A n.n. Shrubby, branches slender, glabrous, bark reddish-pale and easily come off, internodes 5 cm. long. Leaves opposite, petiolate, lanceolate, 7J,- cm. long, 23 mm. broad, gradually acuminate at the apex, rounded at the base, margin entire or minutely denticulate, ciliolate, coriaceous-membranaceous, veinlets impressed and reticulate, on the upper surface primary reins anastomosing near the margin, petioles 1 cm. long, ciliolate. Flowers in cymes, cymes terminal or axillaiy, pedunculate, flowers geminate or solitary on each peduncle, peduncles 1-|- cm. long. Flowers 1-bracteate and 2-bracteolate at the base, bracts linear 4 mm. long, bracteoles broadly ovate-rounded and ciliate, 1mm. long. Calyx urceolate 4mm. long, limb campanulate, 5-lobed, lobes ovate, acute at the apex, with obscurely glandulose serrate. Corolla not yet known. Berry glabrous 7 mm. in diameter. HAB. Mt. Morrison; C-J-anxan, in Mt. Morrison; Arizan. Lonicera affinis var. angustifolia HAYATA Mater. Fl. Formos. p. 138. Differs from L. ajfinis HOOK, et AR\. in having much narrower leaves, lanceolate lobes of the calyx, and many other points. Lonicera japonica THUXB. ; MATSUM. et HAYATA Enum. PI. Formos. p. 181. HAB. Pachina, Bioritsu, Maruyama, Tamsui. DISTRIB. China and Japan. Lonicera macrantha DC. ; MATSUM. et HAYAMA Enum. PI. Formos. p. 181. HAB. Pachina, Tamsui. DISTRIB. Northern India, Mts. Khasia, and China. 63. Rubiaceae. Conspectus of the Formosan Genera. ( 1 ) Ovules numerous in each cell (rarely solitary in CephcHanthus) (2). Ovules solitary in each cell. (7). ( 2 )« Corolla funnel shaped ; stigma simple. Flowers collected into dense globose heads. (N ancle ere). (2*) 76 C3. KUBIACE.E. /3 Corolla contorto-imbriciite. Flowers not in head. Capsules 2-cellod, seeds winged, with albumen. (Cinchonese) Thysanospermum. 5 •f Corolla-lobes twisted in buds. Flowers simply panicled. Fruits capsular, 2-celled, seeds angled. (Rondeletieae). . Wcndlandia. 6 d Corolla-lobes valvate in buds. Fruit a loculicidal or septicidal 2- rarely 4-celled capsule, or of 2- or 4- dehiscent or indehiscent cocci, rarely altogether indehiscent. Seeds small or minute, rarely winged. Herbs. (Hedyotidese). (3). s Corolla-lobes valvate in buds. Flowers panicled or corymbose. Fruits fleshy or drupaceous, indehisceut (rarefy dehiscent), seeds minute. (Mussrendese) MiiNxweuda. 11 C Corolla- tube twisted in buds. Fruits berried, fleshy or dry. Seeds usually large; cotyledons often foliaceous. (GardeniesB). (5). (2*) Tubes of calyx confluent. Syncarps globose CepJialanthus. 1 Tubes of calyx contiguous or slightly coherent. Fruits capsular. (2**). (2**) Bracteoles between flowers paleaceous, corolla valvate Adi.ua. 2 llractrolfs Ix'hvrni lingers noiir, or very "-mall. (2*'*). (2*' *) Flowers sessile, corolla imbricate, fruits capsular, 2-coccous. .Xaudea. o Flowers usually pedicellate, corolla valvate, fruits capsular septicide. Un curia. 4 ( o }l<>sj_>ud. Ovary 2-celled , style-arms 2 ; ovules attached to the base of the septum. Fruits of 2 small coriaceous or fleshy indehiscent lobes. Seeds peltate, usually hollowed ventrally. — Herbs, (dalle re.) (13) (8*) Corolla-lobes imbricate ; lobes 2 exterior GnMar i -cvistitj ma. ( 9 ) Leaves lanceolate, calyx-lobes obtuse 0. Tasltiroi. Leaves oblong, broader than the preceding, calyx-lobes acute. 0. acutUoba. Ophiorrhiza acutiloba HAYATA sp. nov. Caulis validiusculus, atro- rubescens, lenticellis oblongis dense obtectus, subglaber, a basi pauci-ramosus vel eramosus, basi scandens, superne erectus, partibus erectis 40 cm. longis, foliosis, subtetragonis. Folia opposita, oblonga, elliptica, maxima 12 cm. louga 4 cm. lata apice brevissime acuminata, basi acuta membranacea, utraque pagine glabra, supra exsiccato fuscentia, subtus pallidissima vel rubescentia, petiolis 2-3 cm. longis, stipulis latissimis brevissimis ciliolatis incrassatis. Cymse terminales, pedunculis 4 cm. longis, bracteolis linearibus, 6-8 mm. longis 1 mm. latis. Calycis tubus 1-14; mm. longus 24- mm. latus pubescens, lobis oblongo-triangularibus 14 mm. longis tubo longioribus l>asi 1 mm. latis. Corolla 14 cm. longa extus glabra, intus basi glabra, ad faucem dense albo-barbata, linibo iutus tuberculato-hirsuto, lobis oblougj-triangul- aribus 4 mm. longis intus tuberculato-hirtellatis, disco 2-partito, stylo 11 mm. longo, a medio sursum hirsuto, stigmate 2-lobato, lobis ovatis obtusis. Fructus latissimi, 5 mm. loiigi, apice discis accrescentibus latissimis coronati, a latere subalati, facie 5-costati, calycis lobis persistentibus, lobis 14; mm. longis 2 mm. a basi latis. HAH. Okinawa, leg. Y. Tashiro, Aprili., 1887. Near 0. Tashiroi, but differs in having acute lobes of the corolla. Ophiorrhiza dimorphantha HAYATA sp. nov. form, longistigma Caulis inferiore procumbens, superiore erectus, teragono-teres, pubescens, 63. RUBIACE.E. 87 Folia oblouga apice acuminata ad extremitatem ol.)tusa, basi subito attenuata, ad petiolum abeuntia, circ. 5 era. longa, subtus brevissime et paucissime pubescentia, supra fuscentia subtus pallidiora, stipulis interpetiolaribus latis- simis brevissimis obscuris. Cyniie terminales paucifloratse, bracteolis 4 mm. longis linearibus liirsutis, pedicellis 3 mm. longis. Flores 2 cm. longi, extus brevissime pubescentes, catycis tubo brevissimo plus minus costato 11 mm. longo 3 mm. lato plus minus urceolato, dentibus 5 triangularibus. Corolla 18 mm. longa, extus paucissime liirsuta, intus hirsuta, lobis oblongis intus hirtellis. Stamina ad medium tubi affixa, filarnentoram partibus liberis brevissimis. Discus bipartitus. Stylus 8 mm. longus, iuclusus hirtetlatus, apice 2-lobus, lobis linearibus 3 mm. longis. HAB. Daitonzan, leg. S. NAGASA-\YA, 1903. form, brevistigma caulis subteres, basi procumbens, gracilis, 25 cm. longus, tetragonus, sulcatus, exsiccate nigricans, pauci-ramosus vel eramosus, subglaber, sed ad nodos leviter pulveraceo-pubescens remote foliatus. Folia opposita, longe vel breve petiolata, oblonga vel oblongo- lanceolata, utrinque abrapte attenuata vel apice cuspidato-acuta, ad extremitatem obtusa, basi abrupte attenuata, ad petiolum 2 cm. loiigum abeuntia, membranacea, Integra, supra paucissime pubescentia vel glabra, subtus glaberrima, exsiccato supra fuscentia, subtus pallidissima, stipulis crassis, brevissimis, minute dentatis. Cynue terminales longe vel breve pedunculate, pauce pulveracete, bracteolis linearibus, 10-3 mm. longis, pedicellis 5-3 mm. longis. Flores elougati, 17 mm. longi, calycis tubis li mm. longis, turbinatis, puberulis, plus minus carinatis, lobis minutis, denti- formibus, acutis, triangularibus, |- mm. longis totiusque latis. Corolla 16 mm. longa tubuliformia, apice ampliata, lobis dorso carinato-alatis, tubis intus basi usque ad medium glabris supra medium albo-barbatis, limbis intus cristato-tuberculatis, lobis triangularibus oblongis. Stamina tubo infra medium inserta, filamentorum partibus liberis brevibus 1 mm. lougis glabris, antheris linearibus 3 mm. longis apice obtusis basi 2-lobatis. Discus cylindricus ad basin styli, 2-partitus, 1 mm. longus vel longior. Stylus filiformis 11 mm. longus, hirsutus, stigma 2-lobatum, lobis oblongis 1 mm. longis. Ovarium 2- loculare, ovulis numerosis. Fructus late obtriangularis complanatus, 6 mm. 88 63. RUBIACE^E. latus, 2 1 mm. longus, apice truncatus vel in centre late emarginatus, disco 2-partito (partibus apice emargiiiatis) coronatus, versus basin acutus, subito ad pedicelmm abeims, latere et facie costatus, (calycis lobis acutis persisteuti- bus), pulveraceo-puliescens. Semina scobiformia quadrangularia complanata, testa rnbra -}- mm. longa. HAB. Taito : Bunshiseki, leg. T. KAWAKAMI, et U. MORI, (No. 218 A), Dec., 1908. Ophiorrhiza japonica BLUME? form, brevistigma. The plant recorded under this name from Formosa and Liu- Km is not identical with the named species ; for the plant from Liu-Kin has very acute or subulate persistent calyx-lobes on the fruit, and that from Formosa is somewhat different from the Japanese plant by the much longer leaves and in having corolla which is nearly glabrous inside. The following description is drawn up from a Japanese speciemen which is labelled as O. japonica BLUME in the Herbarium at Tokyo. Opliiorrhizn jnpoilica BLUME form, loiigistigiua. Caulis inferiore repens, pros- tratus, snperiore erectus, partilms erectia 5-10 cm. longis, brevissime pubescentibus. Folia longe petiolata, opposita, oblonga, ovati, 2-5 cm. longa, 1 cm.-2£ cm. labi, apice obtusa, basi rotundata, iibrupte acuta ad petiolum abcuutia, supra scabra brevissime liirsnta, sabtus ad nervos hirsuta, rubescentia, petiolis 1-2^ cm. loiigis, stipulis ititerpetiolaril ais 3-4— dentiformibus, dentibus crassis brevissimis. Cymae cont metre, paucifloratae, terminnles, pedunculis 1\ cm. longis, bmcteolis liliformi- linearibus 3 mm. longis, pedicellis 1-3 mm. locgis Flonim alabastmm 8 mm. longum, calycis tubus rotundatus, pnl)esceus plus minus sulcatus, limbj 5-lobato, lobis oblongo-triangalaribus glabris ob- tusis. Corolla exttis glabni in aLibastixj clavata apice dorso loborum prominente auiuata vel alata intns glabra ad fancem non barbata, liml» intus cristate brevissime hirtellato. Stamina prope medium tubi inserts, disco bi-partito. Stylus a medio sursiun bifldus, lobis linearibus 2J- mm. longis. HAB. Mt. Amagi, Izu. This is a much smaller form, with corolla not hairy on the throut and 2-lobed linear stigma. 63. RUBIACE.E. 89 Ophiorrhiza liu-kiuensis HAYATA sp. nov. Caulis tereto-tetragonus, brevissime pubescens. Folia opposita longe petiolata, oblongo-ovata, 15 cm. loiiga 5 cm. lata, apice acuta ad extremitatem obtusa, basi cuneato- attenuata, membranacea, supra sensira scabra, subtus ad iiervum pilosa, subtus rubescentia vel pallida, margine Integra, (primnm ciliolata) stipiilis inter- petiolaribus 2— partitis, segmentis cuspidatis, 3 mm. longis, breve pubescenti- bus, petiolis 3 cm. loiigis. Cymre terminates, pedunculis 5 cm. longis, floribus ad ramum cjmarum cinciiino-secnndis. Flores 5 mm. longi, tubo calycis 1-1^ mm. longo, urceolato, limbo 5-dentato, dentibus triangularibus clorso carinatis. Corolla 41 mm. loiiga, extus brevissime pubescens, tubo intus basi glabro ad faucem longe albo-barbato, lobis 5 ovato-triaiigularibus intus minute tuberculatis. Stamina 5, prope basin corollte affixa, filameiitorum partibus liberis 1^ mm. longis, antlieris oblongis 1^ mm. longis utrinque emarginatis. Stylus 31 mm. longus, stigma 2-lobatum, lobis rotundatis complanatis. Fructus latissimus, 9 mm. latus 3-3.1 mm. lougus, a latere carinatus, et a facie 5- carinatus, basi obtusissimus apice truncatus, vel emargiiiatus, apice discis latis- simis persistenti bus coronatus, brevissime pubescens. Semina scobiformia angulata, ad angulos valde carinata, facie concava, minute reticulata. HAB. Liu-kiu, leg. NAKAGAWA, (No. 172), et S. TANAKA, (No. 403). Near 0. }Kiri-(flom HAYATA, but differs from that in having somewhat hairy leaves. Ophiorrhiza monticola HAYATA form, brevistigma. Oanlis basi procumbens, superne erectus, gracilis, partibus erectis 25 cm. longis, pubescentibus, tetragonis, atro-rubesceutibus, remote foliatis, pubes- centibus. Folia longe petiolata, obloiigo-lanceolata, utrinque acuminata, 7 cm. longa 2 cm. lata, supra fuscentia scabrida brevissime pilosa, subtus rubescentia, subglabrata, petioh's 1-J cm. longis, stipulis brevissimis truncatis ciliolatis. Cymas terminales, peduuculis 3 cm. longis, ramis cymie rubo-pubes- centibus, bracteolis linearibus 4 mm. longis pubescentibus. Calycis tubus 1 mm. longus, 2 mm. latus, non carinatus, extus brevissime pubescens, lobis dentiformibus, dentibus f mm. longis. Corolla? alabastrum apice clavatum, lobis a dorso prominente carinatum, vel alatum, extus parce et brevissime hirsutum. Corolla apertiens 1 cm. longa, intus basi glabra, ad faucem albo- 90 63. KUBIACKE. dense-barbata, lobis intus cristato-tuberculatis. Stamina, medio tubi affina, autheris linearibus 24- mm. longis, apice rotundatis, basi 2-lobatis. Discus 2- partitus, 1?> mm. altus. Stylus 11 mm. longus, hirsutus, stigma crassum, 2- lobatura, lobis rotundatis crassis. HAB. Suislia, Nanto, leg. G. NAKAHARA, Feb., 1907. Form, longistigma. Caulis basi procumbeus superiore erectus, partibus erectis 30 cm. longis, atro-rubescentibus, subtetragouis, pauci-romosis, ramis rubro-pubescentibus gracilibus. Folia oblonga lanceolata, vel obovato-lanceolata apice cuspidato-acuminata, basi cuneato-attenuata, ad petiolum li cm. longum attenuata, 6-5 cm. longa li-2 cm. lata, subintegra, supra fuscentia subglabra, infra rubro-purpurascentia subglabra, stipulis interpetiolaribus latissimis ciliolatis 4-dentiformibus crassis. Cymse termiuales, pedimculis 1 cm. longis, pedicellis brevibus, bracteolis 4 mm. longis lineari-filiformibus. Floris alabastram 13 mm. longum. Calycis tubus 1 mm. lougus, ecostatus, lobis triangularibus f mm. longis acutis. Corolla alabastrum apice clavatum dorso loborum prominente carinatum vel alatum, extus glabrum, intus basi glabrum, medio hirsutum ad faucem et lobum cristato-hirtellatum. Stamina supra medium tubi corolla affixa, filamentomm partibus liberis 2 mm. longis glabris. Discus 2-partitus, 1 mm. longus, segmentis emarginatis. Stylus 4i mm. longus, ad medium sursum 2-partitus, lobis dilatatis 21 mm. longis | mm. latis lanceolatis obtasis complanatis. H.\B. Mt. Tozan, Mt. Morrison, leg. G. NAKAHAKA, Oct. 1906. Ophiorrhiza parviflora H,\YATA sp. nov. Caulis eramosus erectus 60 cm. lougus basi 5 mm. in diametro, terete-tetragonus, remote foliatus, inter- nodiis 10-15 cm. longis, subglaber, superne breve pubescens. Folia opposita petiolata, oblongo-ovata, apice olituse acuta, basi acuto-attenuata, 10-12 cm. longa 5-6 cm. lata, membranacea, subglabra, subtus pallidissima, petiolis 2-3 cm. longis, stipulis interpetiolaribus 2-3 mm. longis basi triangularibus, apice bicuspidatis vel 1-setosis pubescentibus. Cymse ad a]jicem caulis vel ramorum terrninales, longe pedunculate, cum pedimculis 5-6 cm. longfe, pedimculis 4 cm. longis, ramis cyme patentibus pubescentibus, floribns subsecundis, bracteolis 0, pedicellis brevissimis 2 mm. longis, vel floris sessilibus. Flores parvi 4i 63. nrBiAf'E^. 91 mm. longi. Calycis tubus globoso-suburceolatus, 1 mm. longus vel longior brevissime pubescens sub-sulcatus, lobis late triangularibus -3- - 4 mm. longis, i- mm. basi latis, obtusis. Corolla tubuloso-campanulata, 3| mm. longa, extus brevissime pubescens, tubo intus basi glabrato, ad faucem longe hir- stito vel piloso, (pilis longis albis), apice 5-lobata lobis triangularibus, intus tuberculatis. Stamina 5, supra basin collone affixa, filamentis brevibus |- mm. longis, antheris oblongo-linearibus 1 mm. longis vel longioribns utriiique 2-lobatis. Discus 2-partitus, £ mm. longus. Stylus 2i mm. longus parce hirsutus vel glaber apice 2-lobus, lobis i mm. longis, rotimdatis. Fructus latissimi 5£ mm. lati 3 mm. longi basi obtusi apice late emargiuati, facie striati, striis elevatis, discis accresceutibus 4 mm. latis corouati. Se- mina scobiformia, -?5- mm. longa angulata facie concava minute reticulata. HAB. Kotosho : Imorod-mura, leg. K. MIYAKE, 1899. Near A. Mimcjos LINN., bnt differs by the calyx-lobes which are not keeled on the back. Ophiorrhiza pumila CHAMP.? HAB. Taiko (No. 55), Keelung, MAKING, 189G ; closely related to 0. infintu, MAXIM. Specimens mentioned under 0. pumila, CHAMP, in my " Fl. Mont. Formos. p. 112 " are not the same as the named species. After close examination, I have found that only one of the specimens numbered 55 is doubtfully refer- able to 0. pumila CHAMP. As the specimen is very imperfect, however, the exact indentification is not possible. Ophiorrhiza stenophylla HAY ATA sp. nov. Caulis erectus 50 cm. longus, subtetragonus vel subteres, paucissime pubescens, remote foliatus. Folia liiieari-lanceolata vel linearia, apice longe attenuato-acuminata, basi attenuata, maxima 15 cm. longa 13 mm. lata, supra subglabrata, fusco-viridescentia, subtus glabrata pallidissima, petiolis £-1 cm. longis, stipulis minutis triangu- laribus ad apicem callosis. Cyma? axi Hares vel terminales, multi-florata?, pedunculis 4 cm. longis, bracteolis liuearibus. Calycis tubus suburceolatus, elevato-tflbereulatns (vel - tuberculato-botryoidalis) plus minus costatus, 2 mm. longus, lobis oblongo-lanceolatis obtusis 1} mm. longis dorso plus minus 92 63. KUBIACE.E. crassis. Corolla 14 mm. longa, extus glabra, tubo 10 mm. lougo, intus glabro, lobis triaugulari bus 2 mm. longis intus minute tnberculatis. Stamina infra faucem tubi affixa, filamentorum partibus liberis 2 mm longis, antlieris oblongis 1 mm. longis. Discus leviter 2-lobatus, 1 mm. longus. Stylus 1 cm. longus glaber, stigma 2-lobatum, lobis rotundatis. HAB. Inter Urai et Laga, leg. K. MIYAKE, 1899. I saw the plant at the same localities in my last excursion to Formosa. It exists in the northern, but not in the southern parts of the island. Ophiorrhiza Tashiroi MAXIM. '? Caulis subtetragoims, 30 — 40 cm. longus, glaber vel breve pubescens. Folia lanceolata, utrinque atteiiuata, 13 cm. longa, 2| cm. lata, remota. membranacea, supra fuscentia, subtus pallidiora vel pallidissima, petiolis 3-1 cm. longis. Flores cymosi, cymis terminalibus pedunculatis, bracteolis liueari-nliformibus, circ. 1 cm. longis, calycis lobis acutis. Corolla 1] cm. longa, stylo 13 mm. longo hirsuto. HAB. inter Suiteiryo et Niki, leg. C. OWATARI, 1898. The plant was formerly referred to (>. />mniJa by Prof. J. MATSUMURA, bu, differs from that species by the much shorter corolla. H comes tjuite near 0. Tashiroi MAXIM, from which this differs by only the leaves which are very pale on the under side. The leaves of 0. Tadilrol are reddish purple on the under surface in a dried specimen. 11. 3fiissa*n,(la LESN. Dicliotoinons Key to the Formosan Species. Leaves oblong 7 cm. long 3} cm. broad acuminate at both ends. Floral leaves white oblong or orbicular apiculate at the apex, nearly 3 cm. long 31. parviftora. Leaves much larger, oblong or oblongo-ovate, 20-24 cm. long, 8-10 cm. broad cuspidate-acuminate at the apex, cuiieately acute at the base, floral leaves 1 or 2, large, •white, ovately cordate, 11 cm. long, 7i cm. broad, cuspidately acute at the apex, roundly cordate at the base. . . J/. fcotcensis. 3fxsscenda pubescens AIT. mentioned in HENRY'S list and " MATSUM. et HAYATA Enum. PI. Formos." is not yet represented in the Government collections. 03. RUBIACEJE. 93 Mussaenda kotoensis HAYATA (PL IV.) Mater. Fl. Formos. p. 143. Mussasnda macrophytta MATSUM. in Tokyo Bot. Mag. XIV. p. 147 : MATSUM. et HAYATA Ennm. PI. Formos. p. 188, (non WALL). Shrubby herb, brandies terete, slightly angulate, with pith in the center, leiiticels oblong, a few barbate on the nodes, otherwise glabrous. Leaves somewhat larger, membranaceous or thinly chartaceo-membranaceous, oblong or obovate-oblong, 20-24 cm. long 8-10 cm. broad, cuspidate-acuminate at the apex, cimeate-acute at the base, slightly hairy on the costa and veins on both surfaces, otherwise glabrous, lateral veins 9-10 011 each side, basal lateral veins diverging with an acute angle and parallel to the margin, medial lateral veins erect-ascending with an angle 40° from the costa, arcuate up- wards, very pale on the lower surface, petioles 5 cm. long, stipules interpetiolar very broad, 12 mm. broad 8 mm. long, barbate on the outside at the inser- tion, smooth but setose on the inside, (s?ta finger-like, many,) 2-fid at the apex, lobes divergent, margin ciliate and reflexed. Cymes terminal, 10cm. long as broad ; floral leaves 1 or 2 somewhat larger, whitish membranaceous, ovate-cordate, 11 cm. long, 7i cm. broad, cuspidate-acute at the apex, rounded- cordate at the base or rounded-acute, shortly attenuate at the very base, margin ciliate, scarcely hairy on the costa and veins on both surfaces, other- wise smooth, distinctly 5-nerved, nerves divergent with an acute angle, bracts palmately trilobed, densely hairy outside, scarcely hairy inside, densely hairy on the insertion, central lobe narrowly acute at the apex, larger, 8 mm. long, 2 mm. broad, lateral lobes ovate-acute shorter. Calyx densely hairy cylindrical- obconical, 5 mm. long, lobes triangulari- lanceolate, 8 mm. long, 3 mm. broad, acuminate, densely hairy on the outside, scarcely pubescens on the inside. Corolla-buds cylindrical, slightly dilata.te and acute at the apex, 5-costate densely hairy on the outside, (hairs 2 mm. long), tube 23 mm. long, inside very densely villosely barbate, glabrous near the base. Limbs of the corolla patent, 5-fid, lobes ovate, 5 mm. long, cuspidate-acute at the apex, hairy out- side, glabrous inside, grayish rubescent in a dried specimen. Stamens inserted on or near the base of the corolla, filaments short, 14 mm. long, anthers linear 5i mm. long, connectives slightly produced, obtuse at the apex, with an appendage at the apex of the cells, appendages obtuse. Style short, 3 mm. long, 4-5-fid at the apex. Disk annular. 94 (53. RUBIACE2E. HAP,. Kotosho. Near 31. nutcropliyUa WALL., but differs from it in having smaller bracts, much larger floral leaves, and smaller calyx-lobes. Musssenda parviflora MAT.SUM. et HAYATA Enura. PI. Formos. p. 188. HAB. Kelung, Hozau, lleigaryo, Pachina, Toseikaku, Saisha, Shush u- gai, Taito, Taichu, Tamsui, Koslran. DISTRIB. Loo-choo islands. Mussaenda pubescens AIT.; MATSOI. et HAYATA Enum. PI. Formos. p. 188. HAB. Southern and western parts of Formosa, (after HENRY). DISTRIB. Central and Southern China. 13. Kiuitlin Lixx. Key to the Formosan Species. (1) Calyx-limb 5-fid or parted, teeth elongate, shrub with spines. (2) Calyx shortly 5-dentate, unarmed shrubs. (3). (2) Corolla-tube broad, shorter than the limb, calyx-lobes laciniate, ovate. 11. dumetorum. Corolla-tube slender, longer than the limb, calyx-lobes laciniate subulate. 7t. sinensis. ( 3 ) Flower-clusters few-flowered, pedicels elongate R. cantldoidcs. Trichotomi >us cymes, pedicels very short li. >nsiflom. Randia densiflora BEXTH. ; MATSU.V. et HAYATA Enum. PI. Fovmos. p. 190. HAB. Kelung. DISTRIB. Eastern India, Malay peninsula, to Southern Australia. Randia dumetorum LAM. ; MATSUM. et HAYATA Enum. PI. Formos. p. 190. HAB. Shifun, Hokkokei, Tamsui. Maruyama, Taihoku. DISTRIB. India, Malaya, Tropical and Eastern Africa. Randia sinensis Knj.s Fl. Centr. Chin. p. 598 ; HAYATA in Tokyo Bot. Mag. XX. p. 57, et Fl. Mont. Formos. p. 118. HAB. Mt. Morrison. DISTRTB. China; Hupeh, Szechuen ; North India. 65. Dipsaceae. Scabiosa LINK. Scabiosa lacerifolia HAYATA Fl. Mont. Formos. p. 119. H\B. Mt. Morrison, Central Mountains. NEW OK NOTEWORTHY PLANTS OP FORMOSA. 105 New or noteworthy plants of Formosa. Magnoliacese. Illicium arborescens HAYATA sp. nov. Arborescens, truucus subrectus 12 m. altus, a medio sursum ramosus, ranmlis cinerascentibus (petiolis fus- centibus) glaberrimis subangulatis, foliatis. Folia subopposita, petiolata, lan- ceolata vel oblongo-lanceolata, 10-8 cm. longa 24- cm.-2 cm. lata, apice acumi- uata, ad summuna acuta, basi acuta, chartaceo-coriacea, margiue Integra, costis supra impresses subttis elevatis, venis lateralibus supra tenuissimis, subtus non visis, subtus patlida, opaca, petiolis 1 cm. longis, fuscentibus, supra sulcatis, Floros terminales vel axil] ares, solitarii vel gemini, pedunculati, pedunculis 1-2 cm. longis, bracteati, semiclausi, depresso-globosi, 8 mm. longi, 10 mm. in diametro, rosei. Segmenta periantlni glabra crassiuscula, 12-15, margine ciliolata, extimis minimis, interioribus magnis, extimis late reniforme cordatis 44; mm. latis, basi auriculato cordatis, vel semirotundatis 5 mm. longis 7 mm. latis, apice rotundatis basi contractis subcordatis vel rotundatis, ad insertiouem 24j mm. latis, interioribus magnis rotundatis 8 mm. in diametro apice basique rotundatis, basi constrictis ad inser- tionem 2 mrn. latis valde concavis, utrique glabris, intimis plus minus angustioribus. Stamina co , 2-seriatim disposita 2-3 mm. longa, filamentis complanatis, in latitudine variabillimis, antheris adnatis in forma variabilibus apice truncatis, 14 mm. longis. Carpella 10-14, 1 -seriatim verticillata, latere compressa, a latere visa basi ovata apice caudata, (partibus ovatis 2 mm. longis 14; mm. latis, caudis 1 mm. vel 1] mm. longis apice extrorse recurvis), in sectione cuneiformia, dorso obtuse costata, facie acuta, 1-ovulata, glabra. Torus conicus ulti-a insertionem carpellorum productus, partibus productis breve columiiaribus 1-2 mm, longis. HAB. Inter Karapin et Funkiko, leg. B. HAYATA et S. SASAKI, Jan. 1912. The nearest congener of this plant is I. inajm H. f. et T. (in HOOK f. Fl. Brit. Ind. I. p. 40), which is different from our species in having much longer petioles, longer peduncles ; another plant resembling ours is I. Griffitftii 106 OLACINE.E. H. f. et T. (HOOK. f. Fl. Brit. Inrl. I. p. 40) which is distinguishable in hav- ing larger greenish (according to Mr. DUNN,) flowers, measuring 1^ cm. in diameter. lUicinm sp. mentioned in my " Fl. Mont. Formes, p. 45 " is perhaps a fruiting specimen of the species just described. Leaves are very similar though not exact. Following descriptions of fruits are drawn up from the same specimen. Pedunculi fructiferi 3-4 cm. longi, validius- cnli sursum incrassati. Carpella matura 13, horizontaliter verticillata, verti- cillis 28-30 mm. in diametro, carpellis distinctis, lignosis, compressis, 15 mm. longis 8 mm. latis ad insertionem, margine interiore et superiore dehiscentibus. Semina nitida a latere compressa, complanato-oblonga' 8 mm. longa 5-6 mm. lata, basi ad insertionem plus minus obliqua, utrinque obtusa. HAB. Tozan, Mt. Morrison, Mt. Arisan (Nos. 1918, 2028). Illicium arborescens HAYATA var. oblongum HAYATA n. v. Folia ob- longa, rarius obovata, a pice obtusa vel acuta, coriacea, 7 cm. longa 3 £ cm. lata. Pedunculi lougiusculi 2-3 cm. longi, cseterum ut typicte. HAB. Hieranzan, leg. 8. SASAKI 1910. Olacineae. Gonocaryum diospyrosifolia HAYATA sp. nov. Frutex, ramis et ra- mulis gracilibus valde flexuosis, ramis cinerasceiitibus, ramulis in exsiccato f usceiitibus vel nigricantibus, teretibus. Folia coriacea supra nitida subtus opaca, rotundata vel ovato-rotundata, mterdum medio subplicata vel plicato-curva, basi rotundato-acuta, apice rotundato-obtusa, 8 cm. longa, 7 cm.*lata, plus minus obliqua, vel fequalia, margine integerrima, leviter recurvata, venis utra- que elevatis, reticulis venularum supra elevatis distiuctis, subtus planis in- conspicuis, subtus pallidissima flavescentia, petiolis l£ cm. longis. Flores ^ : breve racemo^i, racemis 1-2 cm. longis, pauci-floratis, floribus sessilibus vel breve pedicellatis, pedicellis 2 mm. longis, pubescentibus, 1-bracteatis', 2-bracteolatis, bracteis et bracteolis late triangularibus 1-1 mm. longis. Sepala 6, intequalia, rotimdata, vel obtnsa, ciliolata, 2 mm. lata, 1£ mm. longa. Corolla crassiuscula 5 mm. longa, cylindracea, tubo 3 mm. longo, limbo 5-lobato, lobis valvatis, triangularibus, apice acutis incrassatis incurvis, 2 mm. longis, basi 2 mm. latis, AMPELTDE.^. 107 Stamina 5 cum lobis coroll* alterna, fauce tubi affixa, antheris sessilibus, ova to- triangular! bus, apice acuto-obtusis, emarginatis, basi alte cordatis, £ ram. longis totiusque latis. Ovarium brevissime conicum 1 .j mm. longum totiusque latum, brevissime hirsutum, 1-loculare, 2-ovulatuni, ovulis pendulis ; stigma ad apicem ovarii obliquum labelliforme ^ mm. longum apice acutum, horizon- taliter situm. Drupa obovoideo-ellipsoidea nigra nitens, 34- cm. loiaga, puta- mine crustaceo. Albumen, in lobos numeroso> arete oppresses divisum. HA}',. Koshun : Kurarn, leg. B. HAYATA, Mai., 30, 1912. Near G. tarlacense VID. ; differs from it by the much thicker leaves which are pale yellowish green on the under surface in a dried specimen. Ampelideae. Cissus pteroclada HAYATA sp. nov. Herba sticculenta, glabra, prostrato- scandeus, ad nodos radices non emittens. Caulis 4-angulatus (3 mm. in dia- metro sectionis), ad angulos late alatus, (alis 1-2 mm. latis) internodiis su- perioribus 5 cm. longis, ad nodos articulatis, in speciminibus essiccatis solutis, cin-his oppositifoliis simplicibus vel apice furcatis, 5-6 cm. longis filiformi- bus. Folia alterna, petiolata, glabra, in vivo nitida, crassiuscula, in exsic- cato membranacea, petiolata, cordato-ovata, 9 cm. longa, 6 cm. lata, acuruinata vel cuspidato-acumiiiata, basi concavo-truncata, margine sub-integra vel re- mote minuteque serrulata, 3-5-nervia, venis primariis lateralibus utrinque 2-3, petiolis gracilibus 4 cm. longis, stipulis amplixicaulibus late ovato- rotundatis 2-3 mm. longis latissimis, margine plus minus ciliolatis. Cyrnse oppositifolisB cum peduuculis 3 cm. louga?, pedunculis li cm. longis apice bracteolatis, 3-4-ramosis, ramis plus minus pubescentibus, bracteolis scariosis rotundatis ciliolatis 1 mm. longis, pedicellis 1-2-3 mm. longis. Flores herma- phrodati, apeiiiente.s non visi. Alabastrum florum globosum ; caljTc cupuliformis, 1 mm. longus, li mm. in diametro. Petala 4, duplicate- valvata, (in alabastro) stylus columnaris, stigma punctiforme. HAB. Saukakuyu: Taihyo, leg. R. KANAHII:A, Juli., 1912. Near V. r&pem ; but differs by the distinct erect ]>etals and winged stem. 108 ANACARDIACE^E. Anacardiaceae. Semecarpus vernicifera HAY ATA et KAWAKAMI sp. nov. Rami cineras- centes, lenticellis oblongis notati. Folia alterna, coriacea, elliptico-lanceolata vel ovatolanceolflta, mediocria 23 cm. louga, 7 cm. lata, apice acuta vel breve acumiiiata, basi obtusa vel acuta, utrinque glabra, subtus glauca, coxt.is supra subplanis vel leviter elevatis, subtus prominente elevatis, veuis lateralibns primariis ntraque latere 20, angulo 70° a costa egressis, utraque pagine elevato-reticulata, petiolis 3 cm. longis. Flores paniculati, |>edicel]is brevibus 2 mm. longis, sub pedicello singulo 1-bracteatis, bracteis triangula- ribus 1 mm. longis, breve ciliolatis, nrc non 1-2-bracteolatis, pedicellis apice cum tubis calycis articulatis, brevissime pubescentibus, nigricantibus. Calyx campanulatus, 2| mm. longus, 5— dentatus vel subinteger. Petala 5, ovato- lanceolata, 5.J- mm. louga, 2] mm. lata, crassiuscula, apice obtusa., basi li mm. lata, triincaii,, valvata. Stamina, 5, cum pekilis alterna, petalis breviora, fila- meiitis filiformibus 3 mm. longis, antheris oblongis, dorsifixis, introrsis utrinque emarginatis. Ovarium late ovatum, semi-superius, 2 mm. longum, 1-locurale 1-ovulatum, ovulis supra medium pendulis, stylo obliquo, 3-fido, 1 mm. longo, ramis apice stigmatosis, 3-lobatis. Drupa late complanato-globosa, apice ob- lique acuta, basi leviter cordata vel rotundata, 23 mm. longa 20 mm. lata, basi calycis valde incrassati campanulati li cm. longi insidens, pericarpio crasso duro resinoso, endocarpio osseo. Semina supra medium pendula, testa mem- branacea. Embryo crassus, cotyledouibus plano-convexis, radicula brevissima supra. HAB. Taito, Karenko, leg. N. KONISHI ; Koshun, Garambi, leg. B. HAYATA ; Kankaw, leg. Y. TASHIRO, Juli., 1912. Tlie present plant is a little different from other species of the genus by the valvate petals and in not having cup-like receptacles under the fruits. It is suggested to me by Mr. T. KAWAKAMI who has just returned from liis trip to the Malay archipelago that the plant just described may be a new species, as lie lias not found any plant like this in any regions he visited. MELASTOMACE.E. 109 Melastomaceee. Pachycentria formosana HAYATA sp. nov. Tusldrcm oUtiawce-nxi* HAYATA in Mater. Fl. Formos. p. 114 et p. 449 (non MATSUMUBA). Frutes- cens, ad truucos scandens ; canlis subteres, cinerascens, rugosus, lenticellis albicantibus multis notatus, ramulis fnsco-rubescentibus lenticellis parce notatis. Folia opposita ovato-lanceolata vel obovato-lanceolata, apice acnta, ad summum obtusa, basi obtusa vel plus minus cuneata, 7-i cm. longa 2 cm. lata vel latiora, mtegerrima vel subintegra, distincte 3-nervia, nervis supra tenuibus plants vel impressis inconspicuis, subtus prominente elevatis, nervis latera- libus a co-ita supra basin divaricatis margine parallelis prope apicem costfe attingentibus, crassiuscula, supra in exsiccate fuscentia subtus flaves- centia vel pallidissimn, utriuque glabra, petiolis 8-10 mm. longis supra sul- catis. Cymre terminates vel juxta apicem axillares, 4-5 cm. longfB (cum pedunculis) totiusque lata?, ternatim 2-3-plo ramospe, ad nodos 2-bracteat?e, pedicellis 7 mm. longis. Calyx globoso-campanulatus, 4 mm. longus, glaber, tubo su'ogloboso-campanulato, fauce plus minus contracto, limbo subintegro, plus minus obscure 4-dentato, margine minute ciliolaio. Petala 4, valde obliqua rotundata, vel obovato-rotundata, 1 cm. longa totiusque lata, margine in- tegerrima obscm-e 8-10 nervia, apice oblique rotundata, basi subcuneato-trancata, ad insertionem contracts 1 mm. lata. Stamina 8, requalia ad fauce m calysis attixa, filamentis complauatis 5 mm. longis erecto-rucurvis, glabiis, antheris erectis latere compressis, ovato-linearibus 31 cm. longis apice obtusis 1-porosis, basi locellis parallelis non productis, connectivis basi postice breve calcaratis, calcare brevissimo -J mm. longo. Ovarium calyce adhrerens, 4-loculare, ovulis in loculis mimerosis, placentis ab angulo interiore loculorum, apice conicum alte 8-sulcaturn, stylo filiforme 6 mm. longo apice minute truncate. Bacca sub- globoso-tm-binata, vel subglobosa purpurascens limbo calysis persistenti coro- nata, 7 mm. in diametro. Semina flavescentia, miuuta, cylindrica, utrinque obtusa, testa Crustacea nitida. HAB. Sliintiku : Kareislia, leg. U. MORI, Juni., 1908, (No. 1434) ; Mt. Arisan, leg. B. KA.YATA et S. SASAKI Jan., 1912. The present plant was erroneously referred by myself to Tashircea, a genus 110 MELASTOMACE.E. established by Prof. J. MATSUMUBA. Soon afterwards, I found that the plant is different from the same genus, to which matter I referred in my " Mater. Fl. Formos. p. 449." In my excursion to the island in the earlier part of this year, I was successful in finding out a fruiting plant which is quite the same as the one which was formerly referred to TasJiirosa. The fruit is a berry of light purple colour. It is quite clear that this does not belong to TasJiiroea, the fruit of which is usually a capsule, but does to Pachycentria. The latter is distinguished from the former by not auricled anthers and berry, Medinilla formosana HAYATA sp. nov. Frutex ad tnmcos scandens, ramis subteretibus, corticibus cinerascentibus, gracilibus, internodiis 7-10 cm. longis, ad nodos setas numero.sas gerentibus. Folia opposita ternata vel ver- ticillata, oblongo-obovata, vel ohovato-lanceolata, 10-20 cm. longa, 3-6 cm. lata, sursurn obtusa apice breve caudato-acumiuata basi attenuato-cuneata, in vivo crassiuscula, in exsiccato sub-membranacea integerrima vel Integra pinninervia, venis lateralibus primariis oppositis arcuatis ad apicem costse attingentibus, utraque glabra, in vivo supra nitida, subtus pallida, subsessilia vel breve petiolata, petiolis 8 mm. longis. Paniculpo terminales vel quasi-laterales, 25 cm, longre 10cm. latae, ramis verticillatis superpositim dispositis angulo 90° divari- catis glabris, floribus ad apicem ramorum 2-plo subumbellatim dispositis, pedicellis ultimis 6 mm. longis, glabris, bracteis minutis linearibus 3 mm. longis. Calyx tetragono-subglobosus glaber 3 mm. longus 2 \ mm. latus, fauce plus minus coustrictus, limbo ampliato, integro vel obscure 4-dentato, den- tibus late rotundatis, vel non dentato. Petala 4, valde obliqua obovata 7 mm. longa, 4 mm. lata, apice obtusa basi cuneata ad insertionem trancata coutracta 1 mm. lata. Stamina 8 requalia ad faucem calysis affixa, filamentis coniplanatis subulatis 4 mm. longis, 4, mm. latis, antheris 3-4 mm. longis i mm. latis subu- latis apice rostratis 1-porosis, connectivis basi antice 2-auriculatis, postice 1-calcaratis, auriculis J mm. -4- mm. longis, calcaribus augustioribus vel linearibus -J- mm. longis apice tmncatis. Ovarium calycis tubo coh?erens, apice conico- truncatum, stylo cohamnari 4 mm. longo sursum subclavato obtuso, stigma punctiforme. Bacca subglobosa, 7 mm. in diametro, apice calycis limbo annulariter coronata. Semina iiumerosa elongatoobovoidea, 1 mm. longa. CUCURBITACE,aE. AEALIACE.E. Ill HAE. Hiiransan et Kussuku, leg. B. HAYATA et S. SASAKI 1912, Aug. Near Medinilla spedosa BLUME, (Bot. Mag. t. 4321) ; but differs by the subterete branches and the stamens with much longer posterior spure. Thladiantha punctata $. 1. a female flower; '2. a petal; 3. a staminode ; 4. a style. Cueurbitaceae. Thladiantha punctata HAYATA in Materials for a Flora of Formosa, p. 119. Supplementa ad deseriptionem originalem : Fl. £ solitarii axillares, loiige pedicellati, pedicellis graci'libus 7 cm. longis. Caly- cis tubus ellipsoideus 9 mm. longus, 5 mm. latus, basi constrictus, limbo 5-lobato, lobis triangulari-lanceolatis, 7 mm. longis apice acummato-linearibus, pubescentibus. Petala 5, oblonga, 26 mm. longa, llmm. lata, apice obtusa, basi contracts, 2^ mm. lata, 3-nervia, utraque pagine punctato- puberula. 8taminodia 5. Styli erecti, 9 mm. longi basi leviter dilatati, apice 3-fidi, vamis apice lamellato-peltato-dilatatis, par- tibus dilatatis 2-lobatis, mai'gine in-egulariter repandatis, facie hirtellatis. HAB. Toyencho : Kappanzan, leg. U. MORI et S. SHIMADA, Mart., 1910. Araliaeeee. Gilibertia pellucidopunctata HAYATA sp. nov. Frutex vel arborescens, ramis gracilibus patentibus, cortice cinerascente rugoso, ramulis gracilh'mis glabris patentibus. Folia valde variabilia, mine ellanis, extus elevato-1-costatis. Stamina 8, ad basin corolla^ breviter colinerentiu lineari.-!., 1 cm. longa, filamentis liuearibus complanatis barliatis 2| mm. longis :^ miu. iatis intus 1-costatis, antheris linearibus 4 mm. lougis (excepte tubos) J- mm. la,tis intus j>rofui:de sulcatis minute punctatis, apic-e in tubos in longitudine nntherain a3i'iuaiites productis, pc^ris terminalibus rotundatis. Styli erecti, 8.', mm. longi, apice truu- cati, bat-i disco annulari elevato sufiulti. Fructus igncti. HAIJ. Pvandaisan, leg. B. HAYATA et U. ^loin, (No. 7012). Differs from the type by the barbate filaments. Vaccinium Merrillianum HAYATA, Fl. Mont. Formos. p. 149. Supple- men ta ad descriptionem origiualem. Cataphylla ad l>asin ranmlorum hornotino- rum 8-10 disposita, magnitudine variabilia, superior] bus majoribus obovatis apice rotundatis basi angustatis ad stipitem brevem abeuntibus, 51 mm. longis 2j mm. latis, margine ciliolatis. Flores breve racemosi, I'acemis ad apicem i§a- mulorum terminalibus, basi peralatis, (perulis 5-10, rhomboideo-ovatis, 3.J mm. longis, 3 mm. latis, margine ciliolatis) 1-2 cm. lougis ; florilnis 1 -bracteatis 2-bracteolatis, (bracteis oblongis apice acutis, basi angustatis integris, 7 mm. longis oA mm. latis, bracteolis linearibus 4 mm. longis, acutis) ]>edicellis 3 mm. longis. Calycis tubus senii-globosus lo mm. longus, limbo 1 mm. lougo, r>- dontato, dentibus late triangularibus, acutis. Corolla urceolata in alabastro Bo- mm. longa, extus glabra, intus jjilosa, 5-lobata, lobis triangularibus. Stamina 10, filamentis 1-i- mm. lougis, reflexo-pilosis, (pilis longis paucis), complanatis, antheris 2 mm. longis, glabris ; loculis linearibus a medio sursina VACCmiACEjE. 117 distinctis, acuminatis, (poris introvsis ovato-linearibus, -f mm. longis) a medio connatis deorsum distinctis, intus plus minus 1-sulcatis, dorso medio ap- pendiculatis, appendiculis iinearibus ascendent! bus brevibus i mm. longis. Discus annularis. Stylus colunmaris, 31 mm. longus, rectus, sursum minute e-t dejisissime pubescens, a pice plus minus clavato-truncatus, 4- mm. in dia- metro. HAB. Tandaixan, leg. U. MORI April., 1910. \ Vaccimum Merrillianum HAYATA. 1. ;i flower-bud ; 2. a bract ; 3. and 4. bracteoles ; 5. 6. and 7. stamens, seen from different sides ; 8. a flower, corolLi and stamens taken off ; 9. vertical section of the same. 118 ERICACEAE. The original description does not give any account about floral parts, for the type specimen was collected after the flowers were over. The flowers which I have described just now were obtained in April in Tan- daisan by Mr. II. Mom. Ericaceae. Gaultheria Cumingiana VIDAL (PI. XIII.) Phanerog. Cuming. p. 184, et Piev. PI. Yascul. Filip. p. 170 ; HAYATA in Tokyo Bot. Mag. XX. p. 72, et Fl. Mont. Pormos. p. 150. Fratescens, ramulis gracilibus cinereo-rubescentibus, tere- tibus, lougitudinaliter rugosis. FoHa alterna, breve petiolata, ovato-acuminata, maxima 7 cm. longa 34- cm. lata, apice acuminata, basi rotundata vel leviter cordata vel truncata, chartaceo-coriacea, margine minute sen-ulata, ad apicem serrularum crassiuscula, leviter desuper recurva, costis et venis supra leviter subtus promineiite elevatis, reticulata, utraque pagine glabra, subtus pallidiora, petiolis 7 mm. longis, supra sulcatis. Racemi axillares solitarii, pauciflorati, pedunculis 2 cm. longis, rhachin in longitudiue requantibus, pedicellis 5 mm. longis, sub pedicellis singulis l-bractea,tis, bracteis late rotundatis acutis ciliatis 1 mm. longis, sub floris singulis 2-bracteolatis, bracteolis late rotundatis acutis, li mm. longis, ciliolatis. Calyx campanulato-semiglobosus, 3 mm. longus, tubo 1| mm. longo, limbo 5-lobato, lobis imbricatis, rotundatis obtusis 2£ mm. lougis, basi leviter contractis, margine ciliolatis. Corolla late tubulosa, 5| mm. louga, 3 mm. lata, tubo 3£ mm. longo, limbo 5-lobato, lobis erectis, 2^ mm. longis 2 mm. latis, oblougo-triangularibus apice obtusis imbricatis, basi non contractis, uti'inque glabris. Stamina 10, 3^ mm. longa, basi corollse breve adnata, filamentis glabris 1 mm. longis romplanatis, medio dilatatis, 4 mm. latis, antheris oblongis li mm. longis, J mm. latis, basi emarginatis apice 2-fidis, ad apicem in cornua 2 distincta 1 mm. longa productis, cornubus erectis facie sulcatis apice 2-fidis, segmentis patentibus. Glaiidulse annulares, dentato-lobulatse ovario adnat&e. Ovarium semi-superius, depresso-globosum 5-lobatum, stylo columnali, 4 mm. longo, apice truncato. Calj'ces finctiferi accrescentes, fructus semi-amplectantes. Fructus depresso-globosi, 5 mm. lati, tenuiter breviterque pubescentes, leviter 5 lobati, serniiiibus iiumerosissimis scobiformibus angularibus | mm. longis elegaute minuteque reticulatis. ERICACEAE. 119 HAB. Widely diffused in the high regions in the island. DISTREB. The Philippines. Pieris taiwanensis HAY ATA (PL XIV.) Mater. FJ. Formos. p. 169. HAB. Common in the high regions in the island. Rhododendron Kawakamii HAYATA (PI. XV.) Mater. Fl. Formos. p. 171. HAB. Mt. Morrison, Mt. Arisan, Mt. Randaisan. Chimaphila rhombifolia HAYATA sp. nov. (PI. XVI.). Suffrutescens, parva, caulis simplex, 3-5 cm. altus, tetragonus in sectioue, ad angulos sub- latus, 1 mm. in sectione, rabescens, glaber, foliis verticillatis et squamis altcr- natis instiiictus, squamis angustatis obtusis 1-2 mm. longis margine denti- culato-cih'olatis. Folia verticillata, (fere semper temata) breve petiolata, mem- brauaceo-coriacea, late rhomboidea, 10-12 mm. longa (cum petiolis), 10 mm. lata, apice acuta, basi subito cuneata, ad petiolum brevissimum gradatim abeuntia, margine dentata, ima basi Integra, dentibus acutis triangulaTibtis ascendentibus 1-1 £ mm. a se remotis, costis utrinque eievatis veuis et veuulis subtus inconspicuis, supra eievatis distincte reticulatis. Flores termiuales, solitarii, peduncutati, basi pedunculi perulati, peralis saepe 5-6 variabilibus, exterioribus minoribus ovatis 2 mm. longis apice acutis ciliolatis, interioribus vel intimis maguis obovatis apice rotundatis concavis pedunculum involven- tibus multinerviis glabris. Pedunculi 2-7 cm. longi erecti recti apice cernui, 2-3-bracteati, bracteis angustatis 4 mm. lougis 1 mm. latis obtusis. Flores cernui. Sepala 5, basi plus minus counata, augustata, vei angusto- oblonga, apice obtusa vel rotundata, 3 mm. longa 1-1 1 mm. lata, glabra, mar- gine ciliolata, ciliolis obtusis, 5-7 nervia. Corollre tubus brevissimus, lobis vel segmentis ovatis apice rotundatis basi leviter contractis, 41 mm. longis 3^- mm. latis, glabris, margine pauce denticulatis basi integris, 5-7 uerviis, cras- siusculis imbricatis concavis patentibus. Stamina 10, a basi petalorum gemiuatim disposita et petalis opposita, 3| mm. louga, filamentis 1^ mm. longis nigiicantibus complanatis incrassatis glabris, antheris adnatis (basi-fixis) ob- lougis, apice apiculatis, basi emargiuatis, 11 mm. longis, extrorse lateraliterque sulcatis, basi 2-appendiculatis, appendiculis brevibus flavo-corolatis tubulosis | - i mm. longis introrse incurvis apice truncatis poratis. Ovarium 120 PlYRSINEJE. STYRACE.E. depresso-globosum, apice 5 lobatum, 2 mm. longura 2| mm. latnra, stylo columnar! , If, mm. longo, stigmate 5-lobato. HAB. Montibus centralibus, April., 1910, leg. U. Mori. Very distinct species for the rhombic leaves and glabrous filaments. The relative position of anthers and their appendages are just reverse to what is stated in " BENTH. et HOOK. f. Gen. PI. II. p. 603." Myrsineae. Msesa randaiensis HAYATA (PL XVII.) Mater. Fl. Formos. p. 177. HAB. Mt. Randai. Mysine marginata MEZ. (PI. XVIII.) HAYATA Mater. Fl. Formos. p. 178. HAB. Mt. Arisan, Hinokiyama, Mushazan, Randaisan. Styraceee. Symplocos arisanensis HAYATA (PI. XIX. > Mater. Fl. Formos. p. 187. HAB. Mt. Arisau. Symplocos modesta BRAND (PI. XX.) HAYATA Fl. Mont. Formos. p. 159. HAB. Taitu : Iryoknkaku, Mt. Arisan. Styrax formosanum MATSUM. (PL XXI.) in Tokyo Bot. Mag. XV. p. 75; MATSUM. et HAYATA Ennrn. PL Formos.1 p. 235, t. XIV. Fig. 6. Kami teretes glabri, fusco-rubescentes, leviter rugosi, ramulis gracilibus pubescentibus vel tomentosis cinerascentibus rectis. Folia alterna breve petiolata, obovata vel oblongo-obovata, 4} cm. longa 2] cm. lata apice cuspidata vel acuminata ad summum obtusa vel acuta basi cuneata acuta ad petiolum abeuntia, margine obscure et remote serrulata vel subintegra, utraque pagine parce stellato- pubescentia, demum subglabrata, ad costas venasque pubescentia, costis utrinque leviter elevatis, venis tenuibus, membrauacea, subtus pallidiora, petiolis 4 mm. longis. Flores racemosi, racemis 2-3-paucifloratis, ad apicern ramulorum terminalibus, pedicellis 1-1|- cm. longis, dense pubesceutibus, l)rac- teis minutis vel obsoletis. Calyx campannlatus, 4 mm. longus totiusque latus extus dense stellato-pilosus intus glaber, 5-lobatus, lobis triangularibus li STYIUCKT:. 121 rant, longis, apice obtusis vel mentis. Corolla campanulata, 13 mm. longa, alte 5-lobata, ntraque facie dense adpresse stellato-hirsuta, lobis lineari-lanceolatis 11 mm. longis 2} rnm. latis, margine conduplieatis, apice obtusis. Stamina 10, 2-seriata, iis lobis corolla? alternis lougioribus 10 mm. longis, iis lobis corolla? oppositis brevioribus 8 mm. longis, tubo covolUe affixa, filamentis 3 mm. longis complanatis, (partibus basilaribus dilatatis margine tomentosis, partibus superioribus glabris), a.ntheris linearibus filamentum in longitudine duplo SBquantibus, adnatis basi 2-lobatis, apice obtusis, facie pilis stellatis pauce obtectis, connectivis leviter productis. Ovarium couicum semi-superius, parce pubescens, 1-loculare, placenta central i, co - ovulatum, stylo llmm. longo, apice truncato. Fructus capsulares ellipsoidei apice rostrati 1 cm. longi 4 mm. lati, ad basin irregulariter fissi, pericarpio calyptriformi, 1-spermi. Semina oblonga 6 mm. longa 4 mm. lata 3-sulcata. HAB. Shintiku, Taiclm ; common in the hilly regions of the island. Styrax Matsumuraei PERK, in EXGL. Pfl.-reicli. Styrac. p. 34. Ramuli flexnosi, cortice cinerascenti demum soluto, primum cinereo-tomentosi (tomeutis stellatis), demum glabrati. Folia olx)vata rotundata vel oblonga, maxima 6 cm. longa 4 cm. lata, apice breve cuspidate, acuta vel obtnsa, basi cuneato-acuta, acuta, obtusa, vel rotundata, supra primum stellato-pubescentia, subtus stellato-tomentosa, demum subglabrata, costis supra plain's vel impressis, subtus elevatis, petiolis brevissimis 1 mm. longis. Flores terminales racemosi, racemis paucifloratis, vel axil- l.iM'-; s )litarii, bracteis linearibus, 2 mm. longis, pedicellis 8-10 mm. longis, omnino tomentosis. Calyx subcampaiaulatus, 5 mm. longus, 4 mm. latus, extus dense tomentosus iiitus glaber margine 5-dentatus, dentibus lineari-triangula- ribus 1 mm. longis ] mm. latis, margine serrulatus, serrulis globuliformibus, siiiubus inter dentes truncatis, 1 mm. latis. Corolla campanulata, cum lobis 13mm. longa, extus dense depresse-pubescentia, intus glabra alte 5-lobata, tubo 4 mm. longo, lobis tubum in longitudine duplo t^equantibus, lineari-lanceo- latis, apiee acnminatis, 0 mm. longis, 2| mm. latis, basi non contractis, mar- gine conduplieatis, 5-8 nerviis. Stamina 10, basi corolla lobi affixa, 2- seriata, 9 mm. longa, filamentis 3 mm. longis deorsum dilatis, sursum glabris flexuosis, antlieris filamentum in lougitudine duplo saperantibus, loculis ad- 122 OLEACE.E. GENTIANACE.3E. BORAGINE,£. CONVOLVULACEJE. natis pilis stellatis parce dispersis. Ovarium couicura tomentosum (pilis erectis) 14- rum. longum, stylo 14 mm. lougo, apice truucato. HAB. Mountainous regions of Bioritsu and Taicliu. DISTBIB. An endemic plant. Oleacese. Fraxinus formosana HAYATA (PI. XXIII.) Mater. Fl. Formes, p. 189. HAB. Koshun : Maripa. Osmunthus lanceolatus HVYATA (PL XXIV.) Mater. Fl. Formos. p. 192. HAB. Mt. Tozau, Mt. Arisan. Gentianacese. Crawfurdia lanceolata HAYATA (PL XXV.) Mater. Fl. Formos. p. 201. HAB. Randaisan. Gentiana parvifolia HAYATA (PL XXVI.) Matei-. FL Formos. p. 201. HAB. Randaisan. Swertia arisanensis HAYATA (PL XXVII.) Mater. FL Formos. p. 203. HAB. Mt. Arisan. Swertia randaiensis HAYATA (PL XXVm.) Mater. FL Formos. p. 203. HAB. Mt. Randaisan ; Mt. Ganzan. Boragineae. Trigonotis formosana HAYATA (PL XXIX.) Fl. Mont. Formos. p. 171. HAB. Sanchoki, Kishirei, Dakunsna. Convolvulacese. Erycibe obtusifolia BENTH. Fl. Hongk. p. 236; FORBES et HEMSL. Ind. FL Sin. H. p. 156; DUNN FL Kwangt. a. Hongk. p. 178. Fratex scaudens, ramis gracilibus fusco-cinerascentibus glabris teretibus. Folia persistentia ? alterna viridia tenuiter coriacea ovata 8 cm. longa, 5 cm. lata vel minus lata, plus CONVOLVULACE^E. 123 minus obliqua, apice obtusa basi rotundato-obtusa, apice plus minus plicata, supra nitida, subtus opaca, utrinque glabra, supra ad costas basin tenuissiine hirtellata vel glabra, niargine Integra, costis supra impressis, subtus elevatis venis primariis lateralibus utroque latere 6, arigulo 40° a costa egressis, venis et venulis utroque pagine elevatis, exsiecato supra glauca fuscentia, pe- tiolis 1| cm. longis supra leviter sulcatis. Flores paniculati, paniculis axilla- ribus terminalibus folia duplo superantibus, divaricatis, si axillaribus, 7-8 cm. longis cum pedunclis, pedunculis 3-4 cm. longis, sursum ramosis, ramis divaricatis alternis oppositis geminatis tematis, pedicellis ultimis 2-5 mm. longis, florem in longitudine sequantibus vel superantibus, depresso-pubescen- tibus, bracteis basin pedicellorum obsoletis vel minimis triangularibus latio- ribus quam longioribus. Calyx 5-partitus, sepalis 5, coriaceis erectis, ovato- rotundatis 2^- mm. longis 2 mm. latis, extus hirsutis, intus glaberri mis, margine ciliolatis, jam antliesin, imbricatis, semiclausis. Corolla alba campanulata, 10 mm. longa toti usque lata, vel latiora, tubo obconico-campanulato, 2 mm. longo, limbo late campanulato, intus glabro, (extus parti bus exposis alabastro- mni villoso-hirsutis lanceolatis crassiusculis, parti bus imbricatis tenuissimis glabris) alte 5-fido, lobis duplicato-convolutis obcuneiformibus, 10 mm. longis sursum 6-7 mm. latis margine crenato-uudulatis, apice 2-lobatis, lolis quadran- gularibus 3 mm. longis apice obtuso-truncatis. Stamina 5, valde inclusa supra basin corollse affixa, partibus liberibus filanientomni 1 mm. longis com- planatis apice angustatis, antheris obcuneatis dorsifixis, apice cuspidatis, 1^ mm. longis basi cordatis, connectivis crassiusculis. Ovarium oblongum 2 mm. longum utrinque trmicatum, 4-loculare, loculis 1-ovulatis, stigmate sessili globoso, irregulariter 10-sulcato 4- mm. longo. Fructus baccatus, calyce non accrescenti, obovoideo-ellipsoideus, 1| cm. lungus 1 mm. latus, exsiecato nigri- cans, 1-spermus, glaber. Semina ovoidea 12 mm. louga, testa membraiiacea pericarpio adherente, albumiiie circ. nullo. Embryo pallido-viridis, radicula l)revissima caudicula juxta radicukim sita, cotyledouibus (sub-accumbentibus) multilobatis, lobis irregulariter plicatis. HAB. Mt. Teraso, prope Koshuu, leg. 15. HAY ATA et S. SASAKI. The specimen of the plant just described was collected by Messrs. 8. SASAKI and TSUDA, and myself in Mt. Teraso near Kosluin in my last 124 CONYOLVULACE^E. trip to the island. It was found twining with profusion of white flowers on a large trunk of a species of (if I am not mistaken) Qmrcus. Another specimen of the plant with fruits was collected by Mr. T. Doi in the central part of the island. It is stated by BENTHAM that the species has a 1- celled-ovary, while my plant has, as I have assured several times, distinctly 4-eelled-ovary, each cell having 1-ovule. The Formosan plant has much longer panicles than that described by BENTHAM. The shape of the embryo is very striking. The cotyledons are very irregularly lobed and plicated, bent accumbently and touch closely to the very short radicle. The relative p< >-.[- tion of the caudicle and radicle is also very peculiar. The former lies not at the foot of, but on the side of the latter. It is, therefore, conceivable that the embryo describes a semi-circle on itself, and brings the caudicle from the foot of the radicle to the side of the latter. CllSCUta formosana HAYATA sp. nov. Planta volubilis aphylla, ramis gracilibus, glabris, teretibus, 1 mm. in diametro sectionis, pauci-striatis, paucis- sime lenticellis elevatis notatis. Flores spicato-glomerati, spicis sessilibus 1.] cm. 1 >ngis 5-6-floratis, rhachibus teretibus crassiusculis 1 mm. in sectione. Flores sub-sessiles, 1-bracteati, bracteis oblongis obtusis valde concavis, 1} mm. longis, pedicellis brevissimis, crassis, 1 mm. longis. Sepala 5 basi plus minus c Hiuata, ovata apice rotundata, basi latissima noil contracta, 2 mm. longa, basi 1| mm. lata, glabra, valde concava, imbricata. Corolla tubulosa, cum lobis 7 mm. longa, tubo cylindrico, utrinque glabro 6 mm. longo, 5-nervato, fauce ]>lus minus coiitracto, lobis 5 glabris patentibus reflexis, triangularibus, 1- l£ mm. longis, totiusque iatis, apice obtusis margine minute obscureque denticulatis. 8(|nam;e intra corollam 5, staminibus oppe^sitee, tubi corollse dimidium tequantes, basi tulii dorso centre deorsum affix?\?, margine liberse, spathulatre 3 mm. loiigie, i mm. latse, apice rotundata^ margine sursum multxi- deorsum pauce-glanduloso-fimbriatse. Stamiija 5, fauce tubi (vel ad apicem tubi) inserta, sessilia, cum lobis corolhe alterna, antheris ovatis apice emar- ginatis, l;asi lobatis, I] - 1] mm. longis, | mm. Iatis, connectivis dorso elevatis, oblongis, antlier«<» dimidium fequantibus. Ovarium globosum 1| mm. longum, apice ad stylum abeuns, 2-loculare, loculis 2-ovulatis, ovulis subglobosis e basi axis asceiidentibus, auata-opis, raphi dorsali, stylo 2?{ mm. longo, columnar! , LENTIBULAE1EJE. GESNEBACEJE. • ACANTHAOE^E. VERIiENAOE^. 125 stigmate globoso bipartite, partibus crassis quadrangularibus :', iniu. longitudiiialiter 2-3-rugulosis. HAB. Ako, Tokubunsha, leg. T. KAWAKAMI, Dec. 1910. Near C. japonica but differs by the much longer tube of the corolla; still nearer C. reflexa Rom, which is distinguishable from our plant in having much shorter style and much divaricated branched stigma. Lentibularieae. Utricularia biflora HAYATA (PI. XXXI.) ; Mater. Fl. Fornio.s. p. 210. HAB. Taiko. Gesneraeeae. Titanotrichum Oldhami SOLERED. (PI. XXXII.) ; HAYATA Mater. Fl. Formos. p. 211. HAB. Tako\v, Shichiseitonzan, Hikaku. Aeanthaceae. Lepidagathis formosensis CLARKE (PI. XXXIII.) ; HAYATA Mater. Fl. Formos. p. 213. HAB. Bioritsu. Lepidagathis stenophylla CLARKE (PL XXXIV.) ; !£\YATA Mater. Fl. Formos. p. 214. HAB. Botansha. Verbenaceae. Callicarpa kotoensis HAYATA (PI. XXXV.) ; HAYATA Mater. Fl. Formos. p. 219. HAB. Kotosho. Callicarpa longifolia LAM. var. longissima HEMSL. (PL XXXVI.) ; HAYATA Mater. Fl. Formos. p. 220, HAB. Uraisha, Nankokei. 12(5 THYMELJEACE-ffi. Callicarpa parvifolia HAYATA (PI. XXXVII.) ; Mater. Fl. Formos. p. 222. H\B. Taito : Daimari. Callicarpa randaiensis HAYATA (PI. XXXVIII.) ; Mater. Fl. Formos. p. 222. HAB. Randaisau. Clerodendron glaberrimum HAYATA (PI. XXXIX.); Mater. Fl. Formos. p. 216. HAB. Randaisan. Clerodendron koshunense HAYATA (PI. XL.) ; Mater. Fl. Formos. p. 217. HAD. Koshiin : Kuraruslia. Thymelaeaeeee. Daphne arisanensis HAYATA sp. nov. Suffratex 2-3 m. altus, ramis gracilibus cinerascentibus ramosissimis, ramulis divaricatis foliatis, cicatricibus minntis cupularibus florum notatis, sursum breTe tomentosis. Folia alterna vel subopposita, remota, breve petiolata, membraiiacea vel chartacea, (vivo subcrassa), lanceolata, apice acuminata, ad summura retusa vel obtusa, basi cuneato-attennata, integra, 7 cm. loiiga, -£ cm. lata, costis supra impressis subtus elevatis, venis lateralibus tenuissimis ntrai^ue hand visa, petiolis 4—1 cm. longis, in exsiccato rubro-iiigricantibus, subalatis, basi vix dilatatis. Flores capitati, capitulis sursum ramulomm axillaribus vel ad apicem ramulorum terminalibus 2-3-fasciculatis 6-7-floratis, inter flores l^racteatis, liracteis de- ciduis lanceolatis, 6 mm. longis, ciliolatis, caducissimis, floribus l)revissime pedi- cellatis, pedicellis 2 mm. lougis ad medium articulatis, partibus infra artitulationem pubescentibus, partibus supra articulationem glabris sursum ad tubum calycis abeuntibus. Calycis tuljus glaber urceolato-cylindricus 4 mm. longus basi rotuudatus apice attenuatus gradatim ad limbum abeuns, limbo rotato- campauulato 6 mm. in diametro, 4-lobo, glabro, lobis imbricatis, 2-exterio- ribus oppositis, 2-interioribus oppositis, tiiangularibus ovatis apice obtusis margine incurvis, basi auriculato-coutractis 2 mm. lougis totiusque latis. Stamina 8, 2-seriatim in tubum inclusa, iis superioribus infra faucem EL^AGNACE^E. 127 affixis, iis inferipribus art medium tubi affixis, aiitheris dorsifixis lineari- bus 1 mm. longis, apice apiculatis basi emarginatis, filamentis liberis £ mm. longis glabris. Ovarium cylindrico-ovatum, 3£ mm. longum 2 mm. latum, sur- sntn plus minus angustatum infra stigma ± contractum 1-loculare, 1-ovula- tum, ovulis pendulis anatropis. Stylus 0 vel brevis basi gradatim ad ovarium abeuns. Stigma sessile vel ad apicem stylorum brevissimorum situm, depresse globoso-punctiforme, ^ mm. in diametro, obscure sulcatum. Bacca ovoidea 7 mm. loiiga 4 mm. lata, apice apiculata, stigmatibtis persisten- tibus, rubra vel flava, 1-sperma. Semina ovoidea, 5 mm. longa, apice acuta, basi rotundata, obtusa, testa Crustacea, a facie 1-albo-striata, albumen 0. Embryo ovoideus, radicula supra brevissime acuta, cotyledonibus carnosis crassis magnis 4 mm. longis ovatis apice truncato-rotundatis. HAB. Mt. Arisan, Nimandaira, leg. B. HAYATA et S. SASAKI, Jan., 1912. Near Daphne tangutica MAXIM., but differs from it by the smaller flowers. I remember having seen two forms of this new species in Mt. Arisan, one with white flowers and yellow lorries and the other with yellow flowers and red berries. The distinction is not, however, conceivable in dried specimens. The forms are, I think, variable from one to the other. Elaeagnaceae. Elseagnus Oldhami MAXIM, var. Nakaii HAYATA n. v. Frutex 2-2^ m. altus, ramosissimus, ramulis subgracilibus, subteretibus vel subtriquetris foliosis, pulvinis elevatis notatis. Folia alterna pstiolata, membranaceo-coriacea spathulato-oblanceolata, apice rotundata vel obtusa, basi attenuata, 8-8J- cm. longa, 2-1.2 cm. lata, margine undulato-repandata, oljscure minuteque denticulata supra glabra, subtus dense albo-lepidota, (lepidibus rotundatis margine jSmbriatis | mm. in diametro,) costis supra tenuibus, subtus valde elevatis, venis primariis lateralibus utrinque 5-6, tenuilnis, anglo 30° a costa divaricatis, petiolis circ. 1-i cm. longis supra sulcatis. Flores Fructus (perianthium fructiferum) ad ramulos brevissimos axillaris, vel brevissime racemosus, rabras peiidulus pedicellatus albo-lepidatus (lepidibus majoribus quam iis foliorum, rotundatis, -J mm. in diameti'o, margine lobulatis) ellipsoideus 1 2S EUPHOIUil ACE .1 • . vel obovoideus brevissime restrains vel apiculatus 1-spermus 5-5;] nun. longiis 4 mm. iu diametro, pedieellis 5-6 mm. longis. HAB. Formosa (cult, in horto Koishikawensi). Differs from the type only in having miicli narrower leaves. It w.ss brought back with an example of the type by Mr. T. Uc HI YAM A from Formosa, and has been cultivated for nearly fifteen yeais. Examples of the type and the present variety are planted -on a western slop*' <>f the Koishikawa garden. It is suggested to me by Mr. T. NAKAI that this may be a new variety v>f E. OWlani'i MAXIM. Euphorbiaceae. Blachia Pentzii BENTH. in Jonrn. Linn. SMC. XVII. p. 226 ; FORCES et HEMSL. Ind. Fl. Sin. II. p. 435. Kami cinerascentes, longitudinaliter rugosi, glabri, ramulis gracilibus nigricantibus, lenticellis minutis uotatis. Folia alterna membranacea petiolata, elliptica, obovata, apiee abrupte acuminata vel cuspidata vel apiculato-cuspidata ad summum acuminata, (acuminibus 1.1 cm. longis) basi obliqua vel sequalia, acuta, obtusa vel rotun- data, 11 cm. longa, 4.] cm. lata, margine subintegra, vel obscure repandata, cost is et venis ntrinque distinct** visis, venis jwimanis lateralibns utrinque 8- 9, angulo 50° a costa divaricatis, supra exsicr-ato fuscentia, subtus pallida, minute pellncido-pnnctata, petiolis ^-1 cm. longis. Flores monoecii, racemosi, racemis unisexualibus, iis femineis inferioribus, iis masculinis superioribns. Kacemi J : solitarii terminales, tenuissimi, 9 cm. longi, pauce ramosi, ramis divaricatis, pauci-floratis, noribus pedicellatis, pedieellis gracilibu> 1 cm. longi-. Fl. £ : apertientes 6-7 mm. in diametro, sepala 4-5, patentia, rrcurvata, reflexa, glabra, oblouga, apice rotundata, imbricata. Petala 5-6, sepalis alterna, cuneato-obovata, vel ol)triangnlaria, apice truncato-emarginata, basi acuta, 1.} mm. longa 2 mm. lata, intus minute brevissime pilosissima ; glandula disci latissima, quadrangularis crassiuscula, apice truncata, crenulata, % mm. longa, l.Vmm. lata. Stamina 25-30, vel pauciora, ad receptaculum planum insert; i, filamentis glabris complanatis, 3 mm. longis, antheris adnati.-. reniformibus, '•'. mm. latis, apiculatis, connectivis rotundatis complanatis, loculis fere coufluen- tibus. Kudimentum ovarii 0. Kacemi ? : solitarii axillares vel snpra-axillares EUPHOKBIACE.T;. 129 tenuissimi, 7 cm. longi, iis £ breviores, floribus umbellatim vel racemosim ad apicem pedunculorum 5 cm. longoram 5-6 dispositis, pedicellis 1 cm. longis. Fl. £ : apertientes 1 cm. in diametro, 7 mm. lougi, sepala 5, lanceolata, 7 mm. longa, 21 mm. lata, a pice acuta, basi pins minus contracta, ntrinque 1-costata, post anthesin accresceutia, margine pauce setnlosa, vel setnlis obsoletis. Discus annulari-pulviniformis. Ovarinm depresso-ovoideum, stylis 3, basi connatis 2-partitis longissimis horizontaliter patentibus recurvatis. HAB. Hainan : Hoihon, leg. Z. KATSUMADA, Jnli., 1908. The type specimen I Lave never seen. It was recorded from the island by various authors. It may, I think therefore, be well conjectured from the same locality that the present plant may be referable to this species. Pachysandra axillares FBANCH. var. tricarpa HAYATA n.v. Frutes- ceiis, 20-30 cm. altns, caulis simplex, teres, glaber, sub lente brevissime pubes- cens, sursum foliatus. Folia longe petiolata, alterna, ovato-oblonga, vel elougato-oblonga, 7-8 cm. longa, 34^ cm. lata, apice acuta, abrupte acumiuata vel caudata, basi rotundata plus minus obliqua, margine sursum pauce sub- dentata, deorsum Integra, deiitibus brevibus, subtrinervia, vel pinnivena, sub- coriacea vel membranaceo-coriacea, utraque pagine subglabra, sub lente minute pubescentia, venis ntrinque prominentibus. Flores monoecii, spicati, spicis axil- laribus, 14^ cm. lougis, dense floratis, (floribus infimis uuicis ?, reliquis J) breve pedunculatis, pedunculis 4 mm. longis. Fl. J : subsessiles, 1-bracteati, brac- teis sul)triangu]aril)us, bi-eve pubescentibus, II mm. longis. Perianthii seg- menta 4, 2-seriatim oppositimque disposita, oblonga, 31 mm. longa, 2 -3- mm. lata, apice rotundata, basi contracta, crassiuscula, margine ciliata, concava, obscure 5-nervia, subglabra. Stamina 4, segmentis periaiithii opposita, distiucta, 6]- mm. louga, validiuscula, erecto-patentia, filamentis complanatis, 4± mm. longis, glabris, i mm. latis, antheris 2 mm. longis, 4- mm. latis, adnatis, obscure apicu- latis. Rudimentum ovarii brevissimum quadrangulare, | mm. latum. Fl. ? : subsessiles 6 mm. longi, 1-bracteati, 4-bracteolati, bracteolis valde imbricatis. Perianthii segmenta 5, imbricata, 3 mm. longa, oblonga, apice obtusa, magine ciliolata. Carpella 3, basi counata, extrorse recurvata, stigmatibus linearibus sub lente minute pubescentibus, ovulis 2 in carpel! is singulis. Fructus ignoti. 130 LAURINE^. HA.B. Toakarankei, leg. T. KAWAKAJEI et U. MORI, Aprili., 1910. Resembles tlie type in having axillary spikes, and three nearly distinct carpels ; but differs from it by the acuminate or nearly caudate oblong leaves, much longer anthers, and more recurved carpels. Sarcococca pruniformis LINDL. var. dioica HAYATA n.v. Frutex, ramis gracilibus fnscentibus, minute pubescentibus, vel subglabris, teretibus. Folia alterna, exsiccato fusco-rubescentia, lanceolata, pinnivena, breve petiolata, 8 cm. longa 2 cm. lata. utrinque acuminata, vel apice acuminata, basi attenuata ad petiolum brevem 1-| cm. lougum abeuntia, coriacea, margine Integra, recurvata, costis supra impressis A~el elevatis, supra glabra, subtus sub microscopic minute lepidota, rubroferruginea vel pallidissima, venis primariis lateralibus utrinque inconspicuis primum rectis, prope marginem abrupte flexuosis recurvis ascendentibus venam superiorem attingentibus. Flores ? spicato- racemosi, racemis brevibus 1-2 cm. longis, cum pedicellis 9 mm. longi, pedicellis <3 mm. longis, 1-bracteati, bracteis lanceolatis, 8-bracteolati, bracteolis oppositis, 4-seriatim imbricatimque dispo^itis, obovatis breve cuspidatis in forma sepalum sub-sequantibus gradatin ad sepalum abeuntibus. Sepala 4, obovata breve obtuseque cuspidata 3 mm. longa If mm. lata, margine ciliolata. Ovarium 2- carpellare, glabrum cum stigmatibus 3 mm. longum, stigma plus mins re- •curvatum. Fructus ignotus. HAB. Montibus Centralibus, leg. U. Mom Aprili., 1910. Near S. pr tin it or mis LINDL. (FORBES et HEMSL. In. Fl. Sin. II. p. 418) = S. triuti'cia WIGHT, Ic. t. 1877 ; but differs from the type by the much longer pedicels of female flowers and by the lanceolate leaves. Laurinese. Machiius micrantha HAYATA sp. nov. Arbor, rami in exsiccato fusco- purpurascentes, glabri, lenticellis notati. Folia alterna, oblonga, vel elliptica, 10 cm. longa vel longiora, 5 cm. lata, apice breve acuminata, basi acuta, integra, coriacea, pinninervia, costis supra plan is subtus elevatis, venis lateralibus pri- mariis utrinque 7-8, tenuibus, petiolis 3-4 cm. longis. Alabastrum inflorescentise oblongum obtusum, perulis imbricatis, extus sericeo-pubescentil>us, iis inferioribus OROHTDEJE. 131 late rotundatis, superioribus spathulatis, in magnitudine variabilibus. Flores cymoso-paniculati, paniculis sessilibus in circumscriptione globosis 2 cm. longis totinsque latis, ranmlis patentibus basi puberulis, floribus apice ramnlorum umbellatira fasciculatis, pedicellis 2 mm. longis basi articulatis, apice cum calycibus continuis, glabris ; bracteis et bvacteolis desunt. Calycis tubus cam- panulatus 1{ mm. longus, limbo 6-lobato, lobis oblongis 1| mm. longis, apice obtusis, extus glabris, intus p.-iuce hirsutis. Stamina perfecta 9, 4-locellatei })asi lobo calycis affixa, 1 mm. longa, (filamentis barbatis), ordinis primarii et secvmdarii eglandulosa, antlieris .late oblongis i- mm. longis introrsum 4-locel- latis, ordinis tertii ntrinque glandula l^reve stipitata instructa, glandulis globoso-reniformibus, antlieris extrorsnm 4-locellatis, -i- mm. longis apice emarginatis. Staminodia ordiuis quarti ^ mm. longa, stipitibns brevibus barbatis. Ovarium sessile oblongo-ovoideum 1 mm. longum, stylo ^ mm. longo apice truncato. Frnctns oblongi 1 cm. longi 7 mm. lati, pi plus minus obliqua, basi columnar pedi adnata mentnm 2 mm. longum formantia, supra basin in- trorse tortuosa latere exteriore a se colicerentia, facie exteriore basi 3-lineari- maculata. Petala breviora quam sepalo portico, oblonga, 3 mm. longa 1| mm. lata, apice rotundata, 3-nervia fusco-purpurascentia, leviter reflexa vel concava. Labellum breviu- mentum in longitudine sequans ba-i erectmn a medib sursum valde extrorse rccurvum, crassiusculum, margine erc-ctum apice <>1 tnsum acutum vel emarginatum, medio discis linearibus 1 vd 2 instruction, 2 mm. longnm basi purpnrascens. Columna brevissima, 1 -} ram. longa, apice (clinaiidrium) latere bicornuta, l>asi in pedem 2 mm. longum producta, fpede interiore recur\-<> lineari complanato) apice al>rupte incurvis dilatatis. Anthei'a globosa, £ mm. in diametro. Pollinia 4 ; 2 majora, 2 minora. C'a])sula prematura cylmdrico-fusiformis, 2 cm. longa 5 mm. lata, apice obtusa, basi atteiiuatu, triquetra, facie leviter 1-costata. BL\K. M. Ai'isan, prope Taroven, leg. B. HAY ATA et S. SASAKI, Jan., 1912. The orchid was found creeping on a large stone at a sunny place on the left side of the Arisan-road near Taroyen. Bulbophyllum gracillimum HAYATA sp. nov. Epiphytica, caulibus gracilliniis prostratis ad nodos radicantibus, teretibus | mm. in diametro sectionis, interne >diis 1-2 cm. longis, ad nodos vaginatis, vaginis 3 mm. longis, ore truncatis. Folia subsessilia crassa, elliptica vel elongato-elliptica, 22mm. longa 9 mm. lata apice rotundata mucronata vel emarginata, basi plus minus contra eta ad petiolum 1-2 mm. longum al)euntia, multinervia. liacemi axil- lares, 1-2-florati, 2 cm. longi, graciles, basi vaginati, vaginis 1-2 mm. longis, basi pedicellorum l-l;racteati, bracteis ovatis acumiiiatis 3 mm. longis 1^ mm. latis, pedicellis cum ovario 2-3 mm. longis. Sepala insequalia, posticum ob- lougo-angustatum 3 mm. longum 11 mm. latum apice obtusum basi non contract- um, 3-nervium, lateralia basi pede columnar adnata basi valde obliqua 3-nervia, 3 mm. louga. Petala minutissima, linearia, l£ mm. longa, 1-nervia. Labellum lg mm. loDgum, -\ mm. latum, basi erectura interiore recurvum, medio sursum al> ORCfflDE.E. 133 rupte exteriore recurvum, medio marginis valde transverse repandatoplieatum. Discus 3-lamellatus. Columna brevissima, latere antice breve coriiuta, basi iu pedem 1-'- mm. loiigum proflucta, cum sepal is mentum formans. HAB. Nokozan, leg. T. KAWAKAMI et U. MORI Jan., 191)8. Bulbophyllum viridiflorum HAYATA sp. nov. Epiphytica, pseudo- bulbis ovoideis, 2 cm. longis 1 cm. latis, 1-foliatis. Folia crassiusctila solitaria, elongato-oblonga, 3-5cm. longa, 10-12 mm. lata, apice obtusa. ad centrum acuta, basi contracta, ad petiolum 5 mm. longum abeuntia, supra viridia ad costas impressa, subtus elevata, pallidiora. Scapi sub pseudobulbo, aphylli, 6cm. longi, descendenti-recurvi basi 2-3-vaginati (vaginis imbricatis 7 mm. longis, apice plus minus dilatatis ore obliquis) inferiore 1-vaginati, (vaginis dilatatis 1"2 mm. longis 8 mm. latis basi contractis, apice dorso cuspidato-aciitis,) uniflorati, apice gradatim ad ovarium abeuntes. Flores soli- ta,rii, apertientes 5cm. in diametr.;), pallido-viridescentes. Sepala valde insequalia, j>osticum oblongo-ovatum, 28 mm. longum 14 mm. latum, apice obtusum, basi lovitev contractum 5 mm. latum, 7-nervium, lateralia valde obliqua ovata 23 jnm. louga 18 mm. lata apic.1 obtusa, basi leviter contracta, cum pede columns connata, mentum 1 cm. longum formantia, 9-nervia. Petala cum scpalo po-;tico conformia, minova, 23 mm. longa, 11 mm. lata, apice subacuta vel obtusa, basi leviter contracta, 5-rtervia. Labellum basi erectum a medio re- curvato-patens, 15 mm. longum totiusque latum, inferiore latere membranacea a incdio sursum spongioso-crassum rugosum medio 1-sulcatum, apice viridescens minute rubro-punctatum, apice subacutum vel obtusum mirgine inferiore eroso- denticulatum sursum integrum, basi appendiculatum, appendiculis retrorsis, brevissimis 2-lobatis, brevissime unguiculatnm cum pede columns? articula- tni i. Columna brevissima vel nulla, basi pedem producta, pede 2 cm. longo, 4 mm. lato, a basi usque ad medium cum sepalis coimato, sed a medio siir- sum libero, angulo 90° inrlexo, apice leviter concavo a'l summum contracto, cum ungue labelli articulate. PolJinia 4, sessilia. Ovarium breve 6 mm. longum. HAB. Mt. Arisan, leg. B. HAYATA et 8. SASAKI Jan., 1912. Flowered in May in a green house of the Koishikawa Garden. Li February this year it was brought back to the Garden by myself from Mt. 134 ORCHIDE7K. Arisan. It was found on a large trunk of a Quercus at Nimandaira. Very distinct for the comparatively large flowers of greenish colour. Cleisostoma ioncsma LIXDL. "Eot. Resist. (1847) t. 41 ; " WALP. Ann. I. p. 791 ; RIDLEY in Philip. Journ. Sc. I. Supp!. (1900) p. 39 ; MAKING in Tokyo Bot. Mag. XXII. p. 60. HAB. Formosa, loco non indicato, leg. R. W. IRWIN, Jan., 1912 ; Urai,. Kashmir Terasoyama, leg. B. HAY AT A et 8. SASAKI, Aug., 1912. The orchid is found plentifully in the woods in Mt. Teraso. It is quite common in the hilly regions of the island. Cleisostoma oblongisepala HAYATA sp. nov. Herba epiphytica, ra- dicibus teretibus 3-4 mm. in sectionis diametro, caulibus 25 cm. longis a hasi usque ad apicem foliosis, teretibus, 4-5 mm. in sectiouis diametro, vaginis foliorum imbricatis caulem amplectantibus glabris. Folia crassa, viridia, glabra, disticha, alterna, angustata, 10cm. longa 17mm. lata, apice aristato-acuta basi abrupte contracta ad vaginam abeuntia, supra ad costas impressa, supra plana, cost is et venis non visis, basi plus minus tortuosa, cum vagiuis arti- culata, margine integra plus minus rtcurvabi, vagiuis cylindraceis circ. 3cm. longis, ore truncato-obliquis. Racemi axillares, breves, 2 cm. longi, pauciflorati. Flores apertientes 1 cm. in diametro, albicantes centro rubescentes, pedicellis. brevibus (cum ovariis) 4 mm. longis triquetris, 3-costatis, bracteis brevibus 1- 2 mm. longis ti-iangularibus basi dilatatis pedicelltira semi-amplectantibtis. Sepala posticum oblongum 7 mm. longum 4^ mm. latum, apice rotundatum concavum, lateralia plus minus obliqua, breviora quam postico. Peiila obovato- oblonga, 64 mm. longa, 3i nur. lata. Labellum plus minus versus apicem rubesceiis, ad columnam adnatum, 4i mm. longum basi saccatum, (sacco brevi, squama postica clause, squama lineari, minute hirtella,) 3-lobatum, lobis. lateralibus minutis ad latus oris saccje adnatis obtusis dentiformibus, lobo raedio erecto emarginato centro nmcronato, intus liirtellato. Authera 2 mm. longa antice breve producta. Pollinia 4, per paria conferta, stipite hyalino ; Columna apice rubescens, 3 mm. louga. HA]',. Botansha, leg. C. OWATAEI, 1898. The orchid was brought back to the Koishikawa Garden by Mr. C. OWATAKI in his first expedition to Formosa. OECHTDE^E. 135 It flowered in April, tin's year, in the green house. It is near C. breviracema HAYATA, but differs from it in having oblong sepals and much shorter labellum. Cremastra triloba HAYATA sp. nov. Herba terrestris, rhizomate erecto tuberoso ovoideo-globoso, li cm. longo, basi totiusque lato, apice acuto, basi latissimo, 2-3 nodoso, ad nodors vaginato, (vaginis defectis), ad apicem folium unum gereute, ad uodos juxta apicem scapum unum gerente. Folia solitaria loiige petiolata, basi petiolum 1 (vel 2 ?) vaginis instructa, (vaginis petiolmn in longitudine superantibus apice plus minus dilatatis ob- tusis), petiolis 10-12 cm. lougis dimidium lamina? in lougitudine aequantibus, subteretibus, tubulosis, lamiiiis cum petiolum articulatis, elliptico-laiiceolatis, 30cm. longis, 5 cm. latis, apice acutis, basi attenuatis linearibus, (partibus Hnearibus 6-7 cm. longis 3 mm. latis plicatis, petiolis articulato-contiiiuiis) membranaceis, veiiis elevatis subplicatis. Scapi solitarii, 30-40 cm. alta, teretes, 5 mm. in sectionis diametro, basi 2-nodosi, internodiis inferioribus 4 cm. longis, superioribus 10 cm. longis, ad nodos vaginatis, (vaginis tubulosis, 5-6 cm. longis, apice acutis vel obtusis,) partibus florigeris ] 0-15 cm. lougis, racemosis. Flores ascendento-patentes, vel erecto- pa tentes, plus minus secundi, 3 cm. longi, segmentis coimiventibus apice vix patentibus, pedicellis (cum ovariis) 13 mm. longis, bracteis lanceolatis 8 mm. longis. Sepala sub- sequalia conniveiitia, lineari-oblanceolata, apice acuta, basi atteiiuata, posticum 33 mm. longum 4 mm. latum, basi non contractum, lateralia plus minus ob- liqua. Petala angustiora liiieaii-oblanceolata, breviora quam sepalis, 30 mm. longa, 3 mm. lata, apice acuta, basi attenuata. Labellum lineare, sepalum posticum in lougitudiue sequaus, 33 mm. longum, versus apicem 3-lobatum, (lobo medio oblongo, 8 mm. longo 3J mm. lato, apice obtuso vel rotundato basi non contracto, lobis lateralibus augulo 45° divaricatis lanceolato- triangularibus basi latere inferiore am-iculatis plicatis 4 mm. longis apice obtusis vel acutis), basi lobi medii 1-appendiculatum, appendiculis liguliformi- bus Uberis crassiusculis miuute-tuberculatis, margine a lobis lateralibus usque ad basin plicato-inflexum, basi leviter ventricosum. Columua linearis 23 mm. longa, Jabello brevior, exakta, apice dilatata, partibus dilatatis obtriaugulari- bus, 3-4 mm. latis, rostellum latissimum. PoUinia 4. 136 ORCHTDEjE. HAB. Mt. Nashitanzan, Mt. Rontabunzan, Jiogesha, leg. U. Mom, Aprili., 1910. Near a small form of C. Wcdliclm, but differs distinctly by the labellum, the lobes of which are much more divaricate. In the Indian species, the side loljes of lips are nearly parallel to the middle lobe. Cypripedium japonicum THUNB. Fl. Jap. p. 30 ; FR. et SAY. Enum. n. Jap. II. p. 40 ; FORBES et HEMSL. Lid. Fl. Sin. III. p. 65. HAB. Rontabunzan leg. U. MORI, Aprili., 1910. I fail to distinguish this from the Japanese Orchid. DISTRIB. China and Japan. Cypripedium macranthum $\v. ; Bot. Mag. t. 2938 ; FR. et SAY. Enum. PI. Jap. II. p. 40 ; FORBES et HEMSL. Lid. Fl. Pin. III. p. 66. HAB. Monti bus Centralibus, leg. U. MORI, 1910. This and the preceding are the first records of the genus from the island. DISTRIB. Central Russia, to Eastern Siberia, China and Japan. Didymoplexis subcampanulata HAY ATA sp. nov. Herba tennis aphylla, rhizomatibus tuberiferis, tuberis fusiformibus l-Jcm. longis 6-7 mm. latis rnoniliforme 2-3 contimiis. Scapi erecti, 5-6 cm. longi, teretes, inferiore 1-2-nodosi, ad no, In-, squamis unis instructi, squamis fissis v«-l iiitegris 4mm. longis, triangularibus, partibus floriferis 2^ cm. longis, supiTi'ore sub floribus singulis 1-bracteatis, bracteis late triangularibus apice obtusis basi latissimis 2i mm. longis 3 mm. latis. Flores spicati, inferiore 3 mm. a se remoti, superiore plus dense dispositi, subcampanulatim patentee, 1 cm. longi 5 mm. lati, pedi- cellis cum ovariis 12 mm. lougis. Sepala : posticum elougato-oblongum 1 cm. longum 4 mm. latum apice rotundatum, inferiore cum j>etalis connatum, lateralia postico sequilonga se latere iuteriore a l3asi usque ad medio connata, superiore libera, apice rotundata. Petala cum sepalo postico sub- similia sed bi*eviora. Labellum late cuneato-triangulare 5 mm. lojigum ad apicem truncatum 6 mm. latum apice erosum basi breve unguiculatum, un- guibus ^ mm. longis, apice niiguinm ] -appendicubitum, appendiculis lamellatis erectis latissimis, medio 3-smatim cristato-tuberculatum, tuljerculis lamelli- ORCHIDE.E. 137 formibus. Columua 5 mm. longa apica alata basi exalata. Capsula oblonga, ntrinque contracta, 17 mm. long 8 mm. lata, 6-valvatim dehiscens, valvis ad utraque extremitatem unitis 3 latioribus 3 angustioribus, extus parce minute tuberculata. Semina minutissima filiformi-Iinearia 1| mm. longa. HAB. Kosrmn, leg. T. KAWAKAMJ, Mart., 1910, et B. HAYATA Aug., 1912. Near T). paUens, GRIFF., but differs from it by nearly campanulate flowers with obtriangular lips. D. pallens GRIFF, figured in Ann. Roy. Bot. Gard. Oalc. V. t. 346, has rather tubular flowers with cuueate oblong lips. The description of capsules just given is drawn up from another specimen which was doubtingly referred to D. pollens by myself in my Materials for a Flora of Formosa p. 347. The type specimen, with several duplicates, was first collected by Mr. T. KAWAKAMI at Ko.slmn. The plant was also found by my- self in my exciu'sion to the island in the beginning of July, this year, on the sandy ground in a clump of shrubs near sea shore on the eastern coast of the south cape. Eria tomentosiflora HAYATA sp. nov. Caulis teres, 15-20 cm. longus, 1 cm. in diametro sectiouis, erectus, simplex, vaginis imbricatis dense vel remote instructus, sursum foliatus, vaginis sub-cylindricis 3 cm. longis apice rotundatis superioribus plus minus reflexis 8-10 nerviis. Folia sub-sessilia lanceolata, vel liueari-lanceolata, apice obtuse-mucronata, basi attenuata, ima plus minus dilatata, cum vaginis articulata, 7-8 cm. longa 1|- cm. lata, venis lateralibus utroque latere 3-4, inter se multivenulata, crassiuscula, vaginis foliorum cum iis caulium conformibus, seel apice truncatis. Racemi axillares, 4-5 cm. lougi, 5-10-florati, rhachibus dense rubro-ferrugineo-to- mentosis, bracteis primum tomentosis demum glabratis lanceolatis 6 mm. longis, pedicellis (cum ovario) 3-4 mm. longis. Sepala subsequalia extus primum tomentosa demum glabrata intus glabra, posticum lanceolato-triaiigulare, 4 mm. longum lo mm. latum, apice obtusum, basi non contractum, obscure 3-nervium, lateralia obliqua quam postico latiora, ovato-triangularia, 4i mm. longa, basi 2£ mm. lata, obscure 3-nervia, apice obtusa, basi cum pede columns adnata, mentum formantia, basi non contracta. Petala angustiora, quam sepalis minora elongato-ovata, 3 f mm. longa 1|- mm. lata, apice obtusa basi non con- 138 tracta. Labellum cum raentum articulatum ovatum 2 -A- mm. lougum 2 mm. latum, plus minus medio plicatum apice cuspidato-acutum, basi vatde con- tractum, trinervium, ]>rope basin discis lineaiibus 4 instructum. Columna 2i mm. longa 1 mm. lata, (clinandrium trail catum), basi in pedem 24 mm. longum producta. Pollinia 8. HAB. Koslmn, Hieraiizan, leg. T. KAWAKAMI et S. SASAKI, 1911, FeK Near Eria formosana ROLFE, (Kew Bull. (1896) p. 194), of which I made a rough sketch, when I was at Kew. As the original description of the species is not here accessible, it is quite doubtful whether it is different from our plant or not. Eria nudicaulis HAYATA sp. nov. Caulis crassus, cylindrico-teres, 25 cm. longus, 1 cm. in diametro sectionis, basi 1-2 squamatus, (squamis brevissimis late ovatis apice rotundatis 1 cm. longis), basi radices emittens, (radicibus molle tomentosis), a basi sursurn remote squamatus, (squamis teuuissimis hyalinis apice triangularibus obtusis demum evanescen- tibus,) nodis non conspicuis, internodiis 3-5 cm. longis, apice pauce foliatis. Folia crassa, elongato-oblonga, 1 5 cm. longa 3-4 cm. lata, apice obtusa, plus minus plicata, basi attenuata, ima plus minus dilatata, cum vagiuis foliorum articulata, venis utroque 4-5, (in exsiccato promiuentibus), inter venas nmltivenulosa, vaginis foliorum brevioribus 1 cm. longis. Spicse axillares 10- 20 cm. longa^ a basi usque ad apicem floriferie, glabrte, bracteis ovatis 4 mm. longis acutis 2i mm. latis, pedicellis (cum ovario) 5 mm^ longis. Sepala sul>- seqiialia lanceolata 7-nervia, 7 mm. longa 2.5 mm. lata, glabra, posticum liberum, lateralia obliqua basi ad pedem columnar adnata mentum formantia, basi 1 A- mm. lata apice obtusa vel acuto-obtusa basi leviter contracta. Petala lanceolata 3-nervia quam sepalo postico breviora, 6 mm. louga 2.1 mm. lata apice acuminato -obtusa basi leviter contracta. Labellum triaugulari- ovatum vel rhomboideo-ovatum apice acutum, basi abrupte contractum cum pede columua? articulatum, 3 mm. longum, 2 mm. latum, apice 3-nervium, utroque latere discis unis linearibus arcuatis crassis insti-uctum. Columna brevis 1^- mm. longa 1 mm. lata, obovata, apice dilatata, basi contracta, in pedem li mm. longum angustatum \ mm. latum producta. Antliera distincte 2-locularis, loculis imperfecte 4-locellatis. Pollinia 8 V HAB. Ural, leg. T. Soma, Juni., 1910, et B. HAYATA et S. SASAKI Aug. 1912. Near Fn<> lucJmensis YATABE (in. Tokyo Bot. Mag. VU. p. 131, t. G.), but differs from it iu having smaller flowers and shorter column. The stem is at first afforded with a few thin transparent scales ; but they soon decay and remain fibers on the nodes, then the stem looks like quite naked. lone Sasakii HAYATA sp. nov. Epiphytica, rhizomate repente terete, 14- mm. in diametro sectiouis, pseudobulbis remotis elongato-ovoideis 1 cm. longis 3-4 mm. latis apice attenuatis basi coutractis 1-foliutis. Folia solitaria oblongo-linearia 5 cm. longa 7 mm. lata, apice rotunda ta, ad centrum, emarginata vel breve 2-lobata, basi attenuate cum bulbis articulata, crassiuscula. Flores racemosi, racemis sub pseudqbulbo paucifloratis 3 cm. longis nodosis, interdodiis 5 mm. longis, ad nodos 1-vaginatis, vaginis in- ferioribus 1 cm. longis, tubuliformibus, superioribus laminatis, laminis apice acuminatis, sub floris siugulis 1-bracteatis, bracteis ovatis 1 cm. longis 5 mm. latis apice acuminatis vel acutis basi leviter coutractis, pedicellis (cum ovariis) 1 cm. longis. Flores patentes. Sepala subsequalia elongato-triangul- aria vel elongato-ovata, posticum 10 mm. louguni 44 mm. latum apice acutum vel acumiuatum basi contractum 5-nervium, lateralia angustiora et longiora quam iis posticis, 11 mm. longa 4 mm. lata apice acuminata basi cum pede columnae connata latere superiore basi angularia, (angulis acutis), latere inferiore basi rotundata. Petala elongato-cuspidato-triangularia 7-8 mm. longa, basi latissima 3 mm. lata nou contracta apice lineari-cuspidata, (cuspidibus linearibus crassiusculis) margine inferiore denticulato-ciliata. Labellum cuspidato-rotundatum 5 mm. longum 3 mm. latum apice louge cuspidatura, (cuspidibus linearibus 4 mm. longis), basi abrupte contractum cum pede column* articulatum 3-nervium valde coucavurn l.iasi ad medium 2- lamellato-appendiculatum. Columna fere nulla, basi iu pedem 24 -3 mm. longum productum, pede cum sepalis lateralibus mentum formanti. HAB. Mt. Arisau, leg. B. HAYATA et S. SASAKI Jan., 1912. Near L intermedia KFNG et PANTLING, in Ann. Koy. Bot. Gard. Calc. 140 ORCHIDEvE. YIII. t. 210 ; but differs by much acuminate or even caudate segments of the perianth. It was collected and sent to me by Mr. S. SASAKI with flowers preserved in alcohol, upon which the above description is based. It was also collected by myself, in January, this year, in the woods near Nimandaira in Mt. Avisan and was br- night back to the Koishikawa Garden where it flowered in August, in open air. Listera morrisonicola HAYATA sp. nov. Caulis gracilis erectus, sim- plex, teres, (cum spicis) 10-15 cm. altus, 1 mm. in diametro sectionis, glaber, medio foliis oppositis 2 instructa, apice florem spicatim gerens. Folia 2 opposita globoso-ovata 2 cm. longa 1^ cm. lata, apice acuta plus minus callosa, basi rotundata, margiue Integra crassiusculo-membranacea, utrinque glabra, subtus pallidiora, costis et venis tenuissimis, utroque latere 3-4 nervata, inter nervos laterales reiaculato-venulosa. Spica? termiuales, simplices, 2-3 cm. longae pauce floratse, rhachibus puberulis, bracteis ovato-lan- ceolatis 6 mm. lougis 3 mm. latis apice obtusis obscure 3-nerviis, pedicellis cum ovario requilongis 5 mm. longis. Flores patentes 1.1-2 cm. in longo diametro. Sepala sub?equalia 1-nervia, posticum lanceolatum 7 mm. longum 2 mm. latura. Petala lineari-lanceolata 1-nervia, sopalo sequilonga 1-1 -J mm. lata. Label- lum elongato-obtriangulare, 1 cm. longum 5 mm. latura, apice leviter 2-lobum vel emarginatum basi concavum, margiiie sursum obscure denticulatum, pro- minente 3-5 nervium, nervis apice furcatis. inter nervos minute reticulatum. Columna 3 mm. longa, anthera angustata 1 mm. longa vel longiora. Oapsula obovoidea prominente 3-costata inter costas 1-nervata, 8 mm. longa 4 mm. lata. Semina scobiformia angustiora, utrinque alata, cum alis J mm. longa. HAB. in Mt. Morrison, ad 11000 ped. alt., leg. T. KAWAKAM et S. SASAKI Oct., 1909. Remarkable for the large flowers which measure nearly 2 cm. in long diameter. Nervilia yaeyamensis HAYATA sp. nov. Scapi aphylli, 40-50 cm. longi, inferiore ad nodos vaginati, internodiis 10 cm. longis, vaginis 3 cm. longis ore obliquis lamiuis obtusis, medio squamis unis instructi, squamis amplexicaulibus, elongatis 3 cm. longis mentis, partibus floriferis 10-15 cm. longis, bracteis ORCHIDE.E. 141 lanceolatis, pedicellis (cum ovariis) 6-7 mm. longis, floribus horizontaliter pa- tentibus vel nutantibus. Flores semipatentes, 23 mm. longi. Sepala subtequa- lia linearia, posticum 17 mm. longum 24- mm. latum apice acutum basi levity attemmtnm 11011 coiitractum 3-iiervium, lateralia vis latiora qnam iis posticis 17 mm. longa 3 mm. lata 3-nervia apice acuta basi attenuata nou contracta. Petala linearia 16 mm. longa 2 mm. lata apice acuta basi attenuata, non contracta. Labellum ovatum 17 mm. loiigum 10 mm. latum apice 3-lobatum, lobis lateralibus acutis brevibus, lobo medio latiore ovato 6 mm. longo 5 mm. lato apice obtuso basi non contracto, centro basi trinervium, additis venulis lateralibus obliquis plurimis, supra barbato-hirsutum. Columna semiteres 6 mm. louga, apice plus minus clavata exalata. Pollinia 2 granulosa. Ovarium obovoideum 34^ mm. longum apice truncatum basi distincte constrictum pro- minente 3-costatum inter costas 1-costulosum. HAD. Yseyama ; Isliigakishima, Juli., 1910, Near Pocjonia Scottii REICHB. f. in Ann. Roy. Bot. Gard. Calc. Till. t. 360 ; but differs by tlie barbate lips with obtusely contracted base. Oreorchis gracilis F. et Z. var. gracillima HAYATA n. v. Terrestris, pseudol julbis coiiico-ovoideis, 1-i cm. lougis 9 mm. latis, apice acutis, basi rotundatis, nodis 3-4 compositis, ad nodos squamatis, ad apicem 2-foliatis. Folia duo, terminalia membranacea lineari-lanceolata vel linearia 30 cm. longa, 4-6 mm. lata apice acuminata, basi gradatim attenuata ad petiolum 3-6 cm. longum abeuntia, laminis uervoso-plicatis cum petiolis arti- culatis, petiolis basi non dilatata. Scapi erecti folium in longitudine jiequantes, e nodiis (justa terminalom) oriundi, basi 2-3 nodosi, ad nodos vagi- nati, vaginis 5 cm. longis ore obliquis obtusis, partibus floriferis 10 cm. longis, floribus laxo dispositis a se 1 cm. remotis, bracteis o vat is acutis 2 mm. longis, pedicellis (cum ovariis) 1 cm. longis. Sepala semi-patentia, subsBqualia, posti- cum oblanceolatum 9 mm. longum 1-} mm. latum apice obtusum basi attenua- tum non contructum 5-nervium, lateralia obliqua descendeute-arcuata vel falcata, plus minus breviora quam postico, 5-uervia. Petala obliqua, levi- ter falcata oblanceolata apice acuto-obtusa 3-nervia rarius 5-nervia basi attenuata non contracta 8 mm. longa 1| mm. lata angustiora quani sepalis. 142 ORCHTDEjE. Labellum cuneato-obovatum basi breve imguiculatum 5i mm. longum 3 mm. latiiro, uuguibus l£ mm. longis 1 mm. latis, apice 3-lobatum, lobis lateral! bus incnrvis humlatis 2 mm. longis f mm. latis apice oblique truncatis 2-nerviis, lobo medio unguiculato-euneato-obovato 5 mm. longo 3 mm. lato 5-nervio apice rotundato margine crispo a medio deorsum snbito atteiiuato ungui- eiJato, basi appendiculis unis lamellatis 1^ mm. lougis plicatis instracto. Columna erecto-recurva, labelli dimidium in longitudine nequans, basi leviter alata in pedem brevissimum producta, apice plus minus clavata. HAB. Kontabunzan, leg. U. MORI, Aprili., 1910. Differs from the type in having much smaller flowers, less wrinkled tip of lips and much narrower leaves with long attenuated petioles. Oreorchis Fargesii FINET var. subcapitata HAY ATA n. v. TeiTestris, pseudolmlbis, 3-4 nodosis ovoideis 1| cm. longis 1 cm. latis apice rostratis basi rotundatis a,d nodos squamis obtectis. Folia duo, terminalia, basi va- ginis involucrata, liueari-lanceolata, (excepte petiolum) 30 cm. longa 12mm, lata apice acuminata l>:isi attenuata ad petiolum 5 cm. longum abeuntia membranacea nervoso-plicata, cum petit ills articulata. Sea pi c nodiis juxta terminalem oriundi, quam foliis breviores, 20-25 cm. longi 3-4 nodosi, ad nodos vagina ti, vaginis 4 cm. longis, laminis acutis, partibus floriferis bre- vibus 2 cm. longis, floribus dense subcapitatim dispositis, pedicellis gracilil)us (cum ovariis) 8 mm.-lO mm. lougis, bracteis lanceolatis 4 mm. longis. Sepala sub-patentia subsequlia, posticum lanceolatum 11 mm. longum 2§ mm. latum apice obtusum basi plus minus angustum obscm-e 5-nervium, lateralia quam postico latiora oblique ovato-lanceolata 9 mm. longa 3o- mm. lata distincte 5- nervia apice obtusa basi leviter contracta falcata. Petala oblique oblongo- lanceolata quam sepalis lateralibus angustiora 10 mm. longa 30 ram. lata apice obtusa distincte 5-nervia minute punctata. Labellum cuneato-obovatum basi unguiculatum, (cum unguibus 1| mm. longis) 8 mm. longum 3 mm. lata ex apice unguis 3-lobatum, lobis lateralibus linearibus 2 mm. longis ^ mm. latis 1-iierviis apice obtusis, lobo medio oblongo-obovata 6 mm. longo 3 mm. lato, margine denticulato-cristato, 5-nervio facie parse punctato- cristato basi medio 1-lamellato-appendiculato, appendiculo plicato linear! ORCHIDE.E. 143 1 mm. longo. Columna bvevis 2 mm. longa leviter alata basi auriculata, in pedem brevissimum producta. HAB. Mt, Rontabum, leg. U. MORI, April!., 1010. Near 0. Fargesii FINIT, in Bull. Soc. Bot. Fr. (1896) XLIII. p. 697, PI. XIII. ; but differs from the type in having lips with oblong middle lobes, much shorter column and punctate petals. Saccolabium fuscopunctatum HAYATA sp. nov. Epiphytica, caulibus prostratis ad nodos radicantibus foliosis. Folia disticha alterna crassa angulo 90° a caule divaricata angustata vel angustato-oblonga 2 cm. longa vel longiora 4-5 mm. lata desuper arcuata apice acuta basi rotundata subsessilia supra 1-sulcata subtus plus minus convexa, supra fusco-purpureo-punctata, subtus fusco-purpureo- maculate -puiictata, vaginis imbricatis cylindraceis 5 mm. longis ore obliquis basi angustis muculato-punctatis. Racemi breves, pauciflorati floribus 1-2. Flores flavescentes rubro-purpureo-punctati, 9 mm. in longo diametro, pedicellis 1 cm. longis, bracteis oblongo-triangularibus obtusis. Sepala patentia reflexa, posticum ellipticum 4 mm. longum 2i mm. latum apice rotundatum basi truncatum non contracting lateralibus cum postico sequalibus. Petala sepalis subrequalia. Labellum basi ad columnam adnatnm, plus minus cum alis columns continuum saccatum, sacco 5 mm. longo punctato-maculate, ore contracto, lamina rotundata 2 mm. in diametro apice brevissime 2-lobata, valde concava, disco ad medium laminre incrassato hirsute. Columna brevis 1 mm. longa 3 mm. lata, rostellum 2-dentatum. HAB. Arisan, leg. B. HAYATA et S. SASAKI, Jan., 1912. Near S.formosanum, but differs by the maculated leaves and the much smaller rounded lobes of the labellum. Also near S. Jfnfsuran MAK from which tliis differs by the much larger flowers. It was brought back by my- self from Arisan here to the Koishikawa Garden, where it flowered in May, in the green house. Saccolabium pumilum HAYATA in Tokyo Bot. Mag. XX. p. 76, et Mater. Fl. Formos. p. 337. Supplementa ad descriptionem originalem : ( 'apsula cylindrico-ovoidea, 15 mm. longa 4 mm. in diametro, apice truncata basi attenuata ad pedicellum abeuntia, triangularis in sectione, (angulis acutis) facie 1-costata, costis prominentibiis, pedicellis 1 cm. longis. 144 OECHIDEJE. HAD. Arisan, Jan., 1912, leg. B. HAYATA at S. SASAKI. Common in the broad leaved forests in the mountains. Saccolabium quasipinifolium HAYATA sp. nov. Epiphytica, 4-5 cm. alta, radioibus teretibus incrassatis albicantibus 2 mm. in sectione 20-30 cm. lougis undulato-reflexis. Caules dense foliati, 7-8 cm. longi, vaginis folioram im- bricatis. Folia 8-9, disticha alterna acerosa extrorse leviter recur vat a subteretia cum vaginis circ. 10 cm. longa, intus (supra) profmide sulcata extus ( subtus) ro- tundata in sectione, apice obtusa vel acuta, basi cum vaginis articulata, extus basi plus minus costata, vaginis dilatatis caulem semi-amplectantibus fusco- purpurascentibus (explicate) 7 mm. latis glabris. Racemi axillares, 1-2-3- florati, folium in longitudine requantes, pedunculis 5-6 cm. longis, ad medium bracteis unis instructis, bracteis (non floriferis) vaginiformibus 5-6 mm. longis obtusis. Flores apertientes 2 cm. in longo diametro 14- cm. in brevi diametro, albo-viridescentes basi bracteis unis instructi, bracteis (floriferis) circ. 1 cm. longis florem amplextantibus obtiiMs, pedicellis (cum ovariis) 8 mm. longis 5- 6-suIcatis. Sepalum posticum obovatum 9 mm. longum obtusum basi uon contractum 3-nervium dorso c^rinato-costatum, lateralibus valde obliquis posticum in longitudine sequautibus acuto-obtusis latere inferiore latioribus dorso 4-carinato-costatis. Petala sepalis suba?qualia sed plus minus breviora 3-nervia carinato-costata . Labellum horizontaliter patens 1 cm. longum 3- lobum 1-calcaratum, (calcari 1-14 cm. longo retrorsum recm'vo apice obtiiM >, ore dilatato) ]obis lateraliljus ad latus faucis calcaris erectis latiusculis oblique triangularibus 4-5 mm. altis basi 6 mm. latis apice obtusis, lobo medio valde convexo 8 mm. longo 6 mm. lato apice obtuso breve 2-apiculato minute denticulato multi-uervio ; disco leveter calloso laciniato-lamellato, lamellis 1- 2 mm. longis obtusis. Columua 6 mm. longa 3 mm. lata alata, rostellum antice acutum 2-lobuni. Anthera rubescens 3 mm. longa 2i mm. lata antice acuta postice medio 1-costata 1-locularis, pollinia 2 subglobosa sulcata, stipitibus lamellatis liuearibus 3 J mm. longis circ. -^ mm. latis basi attenuatis. Capsula cylindrica apice breve basi longe atteuuata, 4 cm. longa 8 mm. lata, multi-costata. Semiua minuta fusiformia, cum fibris longissimis multis mixta. HAE. Mt. Arisan, leg B. HAYATA et 8. SASAKI, Jan., 1912. 145 It grows on a large trunk of a Qmrcvs in the broad leaved forests at Nimandaira in Mt. Arisan. It was brought back by myself to the Koishi- kawa Garden. Tseniophyllum sp. HAB. Banchoryo : Koryohei, leg. T. KAWAKAMI et U. MORI, Nov., 1907. The only Tceniophyllum from the island. No flowers indeterminable. Liliaceae. Aspidistra attenuata HAYATA sp. nov. Herba pereunis. Kliizoma re- pens incrassatum semi-tores, 1 cm. in diametro supra foliatum subtus radices teretes emittens approximating, nodosum, apice squamis ovatis lanceolatis 10- 30 cm. longis basi 4-5 cm. latis instructum, alabastro foliorum conico-ovoideo acuminato, squamis cuspidato-ovatis involucrato. Folia e facie superiore rhizo- matum oriiuida louge petiolata, cum petiolis 125 cm. longa, laminis oblanceolata 80 cm. longa 8 cm. lata apice acuta basi attenuata ad petiolum gradatim abeuntia utraque glabra plus minus obliqua, costis supra sulcatis, subtus prominenti- libus, petiolis teretibus 30-40 cm. longis superiore alatis, inferiore supra sul- catis multo-striatis, basi plus minus dilatis, rhizoma semi-amplectantibus. Scapi e latere rhizomatum 1-florati 6 cm. longi graciles erecti basi 2-3 squamati, squamis ovato-triangularibus imbricatis, superiore 1-squamati, (squamis ovatis 1 cm. longis amplexicaulibus) apice sub floris singulis 1-2- bracteati, bracteis ovatis 1^ cm. longis, alabastrum florum amplectantibus, bracteis squamisque tenuibus nervosis. Perianthium late cylindricum apice campanulatum 24- cm. longum 2 cm. latum apice 7-8-lobatum, lobis recurvis triangularibus 7-8 mm. longis crassiusculis extus planis intus 3-costatis plus minus tuberculatis, costis deorsum divergentibus ad medium tubi gradatim evanescentibus sursum versus apicem lobi convergentibus, margine tenuibus lamellatis subintegris, sinubus inter lobos spurie plicatis, partibus tubulatis basi leviter cordatis contractis in longitudinali sectioue extus planis intus leviter costatis, utraque facie parce nigro-punctatis. Stamina 7-8, lobis perianthii opposita, pulvinis infra medium tubi adnata, sessilia, antheris elongato-oblongis 2^ mm. lougis 2-locularibus. Ovarium late conicum 2 mm. 146 LILIACEJE. lougum basi dilatatum 6 mm. latum apice ad stylum abeuus, 4-loculare, loculis 2 -seriatim superpositimque o-6-ovulatis, stylo brevissime columnari 2 mm. longo 2} mm. lato, stigmate dilato campanulato 1 cm. longo 6 mm. lato irre- gulariter plicato 5-6-labato, lobis apice stignaatosis. Baccae globosse apice centre cicatricibus stigmatum notatoe virides 2 cm. in diametro. Semina an- gustato-oblonga complanata 13 mm. longa ; embryo cylindricus, tertiam partem seminis jequans. HAB. Mt. An" san, leg. B. HAYATA et S. SASAKI, Jan., 1912. The genus exists in the Eastern Himalaya, China ad Japan. Of a lithe species recorded from the countries alx>ve mentioned, the nearest is A, datior, fi-oni which our plant differs by the much narrower and more attenuate leaves, which are less dark than those of the congener. It grows on shady places at an altitude of 2000 m. near Jurigi in the Arisan-ranges. It becomes less frequent above or under that elevation. So far as I am aware, there exist in Formosa two species of Aspidistra. The present plant is quite different from the one taat I saw in the neighbourhood of Koshun. Lilium Kanahirai HAYATA sp. nov. Bulbus Caulis altus teres basi 12 mm. in diametro sectionis glaber remote foliatus, foliis a se 6 cm. remotis, cicatricibus folioram semilunatis 5 mm. latis notatus supeiiore pauci- ramosus, ramis angulo 45° divaricatis. 'Folia altema remota oblongo-lanceo- lata vel lanceolata apice acuminata basi angustato-acuta 15-18 cm. louga 3-5 cm. lata, infra medium latissima, supra basin angustissima 3-5 mm. lata, ad insertioneum plus minus dilatata, 4-0 mm. lata, subsessilia, utraque glabra, subtus pallidiora, utraque pagine tenuiter 5-nervia, inter nervos obscure 1- venulosa, inter venulas et iiervos elongato-reticulata. Flores ad apicem ramulor- nm terminates longe pedunculati, plus minus cernui vel suberecti, patentes, segmeiitis plus minus intequalibus lauceolatis, prope basin et versus apicern albis prope midium rubro-purpurascentibus, costis basi flavo-viridescentibus sursum rubescentibus, prope basin tuberculato-punctatis, tuberculis ati-o-rubro- prapurascentibus columnarilras 1-2 mm. longis. Segmenta exteriora quam interioribus leviter angustiora crassiora (in speciminibus exsiccatis plus fus- centibus) oblohgo-Linceolata 6| cm. louga 17 mm. lata apice obtusa basi 3 mm. lata, basi prope costam cvassa, sogmenta interiora tenuioivi latiora oblougo- CONIFERS. 147 lanceolata 6} cm. longa 2 cm. lata apice obtusissima basi abrupte cuneato- contrncta imguiculata, unguibus 3 mm. longis. Stamina erecta, apice recurvato- patentia, filamentis filiformibus 5 cm. longis, viridescentibus, antheris lineari- bus 17 mm. longis, poUinibus fusco-rubescentibus. Ovarium cylindricum 19 mm. longum 4 mm. in diametro sectionis, 6-sulcatum, stylo 4 cm. longo apice plus minus dilatato, stigrnatoso. HAB. Prope Heirmbi, Giran, leg. li. KANAHIRA, Mart., 1912. Near L. spsciosum. The lily is named in compliments to Mr. R. KANA- HIRA who found the plant on a rock along the road from Heirinbi to Sekigin. The description of colours of the flower are drawn up from a sketch made by him from a living specimen. Coniferee. Cunninghamia Konishii IT AY ATA in Jouru. Linn. Soc. XXXVIII. p. 299, t. 23, et Fl. Mont. Formos. p. 213. Supplementa ad descriptionem originalem. Floies monoecii. Fl. I : ad apicem ramorum capitati, capitulis 30- floratis. Alabastrum capitube floruui masculinorum depresso-globosum 8mm. in diametr<3 5 mm. longum, foliis minoribus pluriis 1-3 seriatim involucratum. Capitula florum apertientium late glolxjsa cum floribus 2 cm. lata 1 cm. longa. Flores uni-bracteati. Bracteis (involucri) exterioribus oo vacuis pluri-seriatim imbricatis, bracteis extimis sterilibus tiiangularibus 3 mm. longis apice breve cuspidatis ad summum obtusis basi dilatatis 2 mm. latis margine ciliatis dorso medio late incrassatis carinatis subglabris, bracteis interioiibus fertilibus majoribus late globosis 2 1 mm. latis vel triangularibus apice rotundatis ad centrum subito mucronato-cuspidatis ; interdum 2-bracteolis intra bracteam singulam sitis, tenuibus quam bractea paulo minoribus margine denticula- tis apice rotun'datis ad centrum cuspidatis glabris. Stamiuum columna cum staminibus laxe cylindracea 9 mm. longa 2-3 ram. in diametro sec- tionis, pedicellis filiformibus 3 mm. longis, staminibus 30-50 subspiraliter circa rhachin dispositis, filamentis tenuibus angulo 90° a rhachi divaricatis 1 mm. longis, antherarum connectivorum appendiculis squamiforjnibus imbricatis ovatis non peltatis 1 mm. longis apice acutis denticulatis rliaclii parallelis, 148 CONIFEE2E. aiitheraram loculis 2-3, vel semper 3 oblongis 4 mm. longis apice a basi ap- pendiculfe pendulis deorsum 2-valvatis. HAB. Mt. Randaisan, leg. U. MORI, Juli., 1908, (No. 3360). The specimen bearing male flowers was for the first time collected by Mr. U. MORI in Mt. Randal, where the plant exists very rarely. So far as we are aware, the mountain is the only locality for this rare conifer. The description of male flowers is given here for the first time, for the comple- tion of the original diagnosis. Taiwania cryptomerioides HAYATA in Journ. Linn. Soc. XXXVII. p. 331, 1. 16, Tokyo Bot. Mag. XXI. p. 2, t. 1, et Fl. Mont. Formos. p. 215. Supplements ad descriptionem originalem : Floras moncecii ? Fl. £ : ad apicem ramornm capitulati, floribus 5 in capitulis 1-seriatim circa axem brevissimum verticillatis. Alabastrurn capitulse depresso-globosum 3-3i mm. in diametro 2 mm. longum, basi foliis miiioribus 1-2-seriatim iu- volucratom. Capitula florum apertientium cum floribus in circumscriptioue oblouga 8 mm. longa, floribns 1-bracteatis et 2-bracteolatis; bracteis 2-seriatis in capitulis dispositis, exterioribus sterilibus, interioribus fertilibus, im- bricatis, bracteis exterioribus late triangularibus 2 mm. a basi latis 14 mm. longis incrassatis apice obtusis dorso plus minus capitatis ± concavis margiue minute ciliolatis ; interioribus majoribus valde concavis rotundato- triangularibus basi 24 mm. latis 2 mm. longis apice obtusis ± incrassatis, margine tenuibus ciliolatis, intra 2-bracteolas includentibus, bracteolis rotun- datis tenuibus 2| mm. in diametro margine dorso-fissis, vel denticulato-ciliolatis. Staminum columna laxe cylindracea 5 mm. longa 2^- mm. lata, pedicellis 2 mm. longis ad medium articulatis, partibus infra articulatiouem validiusculis 1 mm. longis, stammibus 10-15 subspiraliter circa rhachiu dispositis, filamentis tenuibus angulo 90° a rliachi divaricatis 1 mm. longis, antherarum connecti- vorurn appendicibus squamiformibus imbricatis rotundatis 14- mm. in diametro subpeltatis apice rotundatis margine denticulato-ciliolatis rhachi parallelis, antherarum loculis 2-3 ovatis I mm. longis a basi appendicis pendulis in- trorsum dehiscentibus. HAB. Mt. Arisan, leg. S. SASAKI, Mart., 1911, et K. UIMATSU, Mart., 1912. CONIFERS. 149 Male flowers of this conifer were first collected by Mr. S. SASAKI in 1911 and also by Mr. K. UIMATSU, in the following year, although female flowers liad been previously sent to me several times. The description here given will complete the original which lacks an account about male. The male flowers of Taiioania are almost the same as those of Ounniiujliamia in the main character, though the number of flowers contained in an involucre is considerably smaller in the former than in the latter. The only point which I can find for distinction between the two genera regarding the structure of male flowers, is that pedicels of the staminal column of the former are jointed on the middle, while those of the latter are not articulated. INDEX. 151 INDEX. Orders, and species in rowan type ; genera, tribes, sections, synonyms ami species incidentally mentioned in italic type. The numbers inclosed in parentheses refer to pages where orders and genera are mentioned in keys. Abelia R. BE 74 Abelia chinensis R. Br 74 Acanthaceae 125 Acanthopanax MIQ 58 Acanthopanax aculeatum SEEM 58 Actinostemma GBIFF 40 Actinostemma lobatnm MAXIM 40 „ racemosuni MAXIM 40 Adenophora morrisouensis HAY ATA (PI. X.) 115 Adina SALISB 79 Adina racemosa MIQ 70 Alsomitra ROEM 40 Alsomitra integrifoliola HAYATA 40 Ampelideze 107 Anacardiacete 108 Angelica formosana BOISSIEU 56 „ kiushiana MAXIM 55 Angelica morrisonicola HAYATA 56 Apium LINN 51 Apium graveolens LINN 52 „ integrilobum HAYATA 52 Araliacere 57 Aralia TOUBN 58 Aralia hypoleuca PBESL 58 spinosa LINN. ; MATSUM 58 „ HAM. (1), 2 Astilbe chiuensis FBANCH. et SAV 2 „ longicarpa HAYATA 2 „ macroflora HAYATA 2 Aspidistra attennata HAYATA . . . . 145 Astronia BLTJME 25 Astronia pulchra VIDAL 25 Auculta LINN 63 Auculia japonica THUNB 63 ffarringtonvt FOBST 20 Barringtonia racemosa BLUME 21 „ speciosa FOBST 21 Barthea HOOK, f 23 Barthea formosana HAYATA. 23 Begoniacete 43 Begonia LINN 43 Begonia aptera HAYATA 43 „ t'erruginea HAYATA 44 „ kotoensis HAYATA 44 „ laciniata ROXB. var. formosana HAYATA 44 „ sinensis A. DC 45 taiwaniana HAYATA 45 Benincasa SAVI 34 Benincasa cerifera SA\I 24 Blachia Pentzii BENTH 128 Blastus LOUK 24 Blastus cochinchinensis LOUB 24 Blumea eonspicna HAYATA 114 Boraginefe 122 Bredii BLTJME 24 Bredia Oldhami HOOK, f 24 „ scandens (!TO et MATSUM.) . . . . 24 Bruguiera LAM 16 Bmgniera oylindiica BLUME 16 Bryonopsis ABN 38 Bryonopsis laciniosa NAUD 38 Bryophyllum SALLSB 11 Bryopkyllum calyciniuu SALISB 11 Bulbophylluni (Cirrhopetalum) flnvi- sepahim HAYATA 131 „ gracillimuni HAYATA . . 132 „ viiidifloram HAYATA . . 133 Bupleurum LINN 51 Bupleurum falcatum LINN 51 Callicarpa kotoensis HAYATA (PI. XXXV.) 125 „ longifolia LAM. var. longissima HEMSL 125 „ parvifolia HAYATA (PI. XXXVII.) 126 „ randaiensis HAYATA (PI. XXXVIII.) 126 GallUriche LINN 15 Callitriche stagnalis Scop 15 152 INDEX. Campannlacese Capxifoliaceae 67 Cardiandra SIEB. et Zucc (1), 10 Cardianclra formosana HAYATA Carica LIN.V Carica Papaya LINN Cephalanthus LINN Cepkalanthus occidentalis LINN. Chomelia LINN Chomelia corymposa K. SCHM Chrysosplenium. LINN Chrysosplenium sp. HAYATA Chimaphila rhombifolia HAYATA Circcra LINN Circaea alphina LINN Cirsium Kawakamii HAYATA (PL IX.). .. Cissus pterocLula HAYATA Citmllus SCHEAD Citrullus vulgaris SCHEAD Cleisostoma ionosma LINDL oblongisepala HAYATA Clerodenclron glabenimum HAYATA (PI. XXXIX.) ., koshunense HAYATA (PI. XL.) .. Cnidium CUSSON Cnidium forraosunum YABE Combretacea1 Compositic Convolvulacese Coniferaa Coprosma FOEST Coprosma Kawakamii HAYATA Coriandnin LINN Cornacere Crassulaceie Cnuvfurdia lanceolata HAYATA (PI. XXV.). Cremastra triloba HAYATA Cucumis LINN Cncumis Melo LINN satiYiis LINN trigonus ROXB Cucmbitacene . . Cucurbita LINN Cucurbita maxima DUCH Cunninghfimia Konishii HAYATA. Cuscuta formosana HAYATA Cypripedimn japonicum THUMB. 10 30 30 79 7y 95 95 (1), 3 3 119 30 30 115 107 37 37 134 134 126 126 55 55 16 114 122 147 100 100 57 62 11 122 135 37 37 37 37 30 111 37 37 141 124 136 Cypripedium macranthum Sw 130 Daphne arisanensLs HAYATA 126 Damnacanthus angustifolius HAYATA. . . 97 ,. indicus G^EBTN 97 Decaspermum FOBST IS Decaspermum i>aniculahim KUKZ 18 Dentella FOBST 82 Dentella repens FOEST 82 Devtzia THUNB (1). 8 Deutzia kelungertsti HAYATA 8 „ taiwanensis HAYATA 8 Dicotyledons — Gamopetalous 64 Dulymoplexis subcampanulata HAYATA. .. 136 Dipsaceoe 104 Diplosjjora DC 95 Diplosppra viridiflora DC 95 DLstylium racemosum SIEB. et Zrcc. . . 14 Distyllium SIEB et Zucc 14 Drocera LINN 13 Droceiacere 13 „ Btinnanni VAHL 13 ,, indie-a LINN 13 „ Lourerii HOOK, et ARN 13 Elreagnaceaj 12f> Elneagnus Oldbami MAXIM, var. Nakaii HAYATA 127 Epildbiitm LINN 28 Epilobium alpinum LINN 28 „ rosenm SCHBEB 28 Eria nudicaulis HAYATA 138 „ tomentosiflora HAYATA 136 Ericaceae 118 Erycibe obtusifolii BENTH 122 Eugenia LINN. . , 18 Eugenia acutisepala HAYATA 18 „ formosana HAYATA 19 Jambos LINN 19 „ kasboto;nsis HAYATA 20 „ je,vanica BLUME 20 sinensis HEMSL 20 EupboibLaceae 128 Eustigma GABDE 14 Eustigma olilongifoliiim (TABDN. et CHAMP 14 Fatsia DECNE et PLANCH 59 Fatsii papyrifera BENTH. et. HOOK.. .. 59 „ polycarpa HAYATA 59 Ficoideoe 46 Foeniculum JOUBN. . . 54 INDEX. 153 Fceniculum vulgare MILL 54 Fraxinus formosana HAYATA (PI. XXIII.). 122 (jralium LINN 102 Galium Aparine LINN* 102 „ echinocarpum HAYATA 102 „ gracile BUNGE 102 „ rotundifolium LINN 103 Gardenia LINN 95 Gardenia florida LINN 95 Gaultheria Cumingiana VIDAL (PI. XIH.) 118 Gentianacece 122 Gentiana parvifolia HAYATA (PI. XXVI.). 122 Geophila DON 97 Gesneracene 125 Gilibertia pellucidopunctata HAYATA. . . 62 Gonocaryum diospyrosifolin, HAYATA. . . 106 Guettarda LINN 95 Guettarda speciosa LINN 95 Gymnojietalum ARN 34 Gymnopetahun cochinchinense KURZ. . . 34 Gynostemma BLUME 39 Gynostemma pedatum BLTIME 39 Halorageae 14 Haloracfis FORST. • • 15 Haloragis micrantha R. Bu. .( 15 Hamamelideas 14 Hedera LINN 62 Hedera Helix LINN 62 Hedyotis LINN . . 83 Hedyotis hispida HETZ 83 „ nantoensis HAYATA 83 „ uncinella HOOK, et ARN 8t Helwingia WILLD 60 Helwingia rascirlora WILLD 60 Heptapleurum GJERTN 60 Heptapleurum oetophyllum BENTH. et HOOK, f 60 „ racemosum BEDD.** . . . . 60 Hydrangea LINN (1), 4 Hydrangea angustisepala HAYATA 4 „ chinensis MAXIM 5 „ glabra HAYATA. . . , . . . 5 „ integra HAYATA. , 5 Hydrangea integrifolia HAYATA 6 „ Kawakaniii HAYATA 6 „ longifolin HAYATA 7 Hydrocotyle L;NN 49 Hydroeotyle asiatica LINN 49 Hydrocotyle conferta WIOHT 49 „ rotundifolia ROXB. . . . . 50 „ setulosa HAYATA 50 „ javanica THUNB 50 Homalium fagifolium BENTH 30 Illicmm arlxjrescens HAYATA 105 „ var. ohlongum HAYATA 106 lone Sasakii HAYATA 139 Itea LINN (1), 1C Itea cliiuensis HOOK, et ARN 10 „ „ „ „ „ var. subser- rulata MAXIM 10 „ parvirlora HEMSL 10 Ixora LINN 96 Ixora ckinensis LAM 96 efussiau LINN . . . . 29 Jussiaia suffraticosa LINN 29 „ repeus LINN , . . . . 29 -Kalanchce ADANS 11 Kalanchoa gracilis HANCE 11 ,, spathtilata DC , 12 Kandelit- W. et ARN 16 KandelLi Rbeedri W. et AKN 16 Knoxia LINN 95 Kinoxia corymlx)sji WILLD 95 Juayenaria SEE 34 Lagenaria vulgaris SEK 34 Lagerstroemia LINN . . 27 Lagerstroemia subcostata, KCKHNE 27 „ unguiculosa Kescens AIT 94 MyriophyUum LINN 15 Myri(.)phyllnm spicatura LINN . . 15 Myrsiuefe 120 Myitice^p 17 Myreine nmiginata MEZ. (PL XVJU.) .. 120 Jiauclea LINN . . 79 Nauclea formosana ( MATS M 79 „ tiiwariiana HAYATA. 79 „ transversa HAYATA 80 „ trnncata HAYATA 80 Nertera BANKS et SOL 99 Nertera nigric;arpa HAYATA 99 Nervilia yaeyamensis HAYATA 14-0 New or noteworthy plants of Formosa. . . 105 (Enanthe LINN 54 CEnanthe bengbalcnsis BENTH 64 „ linearis WALL 55 stolonifera DC 55 Olacineoe 106 Oleacese 122 Oldenlamlifi LINN 84 Oldenlandii corymbosa LINN 84 „ panicnkta LTNN 84 OniigrariefE 28 Ophiorrhiza LINN 85 Opbiorrbi '^a acntiloba HATATA 86 „ dimorpbantba HAYATA. ... 86 Opbiorrbiza japonica BLUME? form, brevi- stigma 88 „ japonica BLUME form, longi- stigma „ lixi-kiuensis HAYATA . . . . 89 „ monticola HAYATA form, bre- vistigma. 89 „ parviflora HAYATA 90 „ stenopbylla HAYATA 91 „ Tasbiroi MAXIM. ? 92 „ pumila CHAMP ? 91 Orchidese 131 Oreamyrrhis ENDL 52 Oreomyrrbis involncrata HAYATA 52 Oreopanax DECNE. et PL 61 Oreopanax formosana HAYATA 61 Oeorcbis gracilis F. et Z. -var. gracillima HAYATA. . 141 INDEX. Oreorchis Furgesii FINET sulxsipitata HAYATA 142 Osbeckia LINN 22 Osbeckia ckinensis LINN 22 „ scaberrima HAYATA 22 Osmanthus lanceolatus HAYATA 122 Osmorrhvaa RAFIN 52 Osmorrkiza longistylis HAYATA 52 Packycentria formosana HAYATA 109 Packysandra axillares FRANCE, var. tricjirpa HAYATA 129 Paderia LINN. . . 99 Paederia tomentosa BLUME 99 Parnassia LINN (1), 3 Parnassia palustris LINN 3 Passiflorese. . . 30 Patrinia Juss 103 Patrinia sabiosaefolia FISCH 104 „ villosa Juss . . . . 104 Pavetta LINN 9G Pavetta indica LINN 96 Pemphis FOKST 27 Pemphis acidula FOBST 27 Peucedanum LINN 56 Peucedanum decnrsivum MAXIM 56 „ graveolens HAYATA 57 „ japonicum THUNB 57 „ terebinthaceum FISCH 57 Phellopterus BENTH 54 Pkellopteras littoralis BENNH 54 Pieris taiwanensis HAYATA (PI. XIV.) . . 119 Pileostegia HOOK. f. et THOMS (1), 7 Pileostegia viburnoides HOOK. f. et THOMS. 7 Pimpinella LINN 52 Pimpinella diversifolia DC 52 „ Saxifraga LINN 52 Psidium LINN 17 Psidium Guyava LINN 17 Psychotria LINN 97 Psychotria elliptica KEE 97 „ serpens LINN 97 Punica LINN 28 Punica Granatum LINN 28 Quisqualis LINN 17 Quisqualis indica LINN 17 Randia LINN 94 Randia densiflora BENTH 94 ,, dumetorum LAM 94 sinensis RCEM. et SCH. . . . . 94 Rhizophora LINN 15 Rkizopkora mucrouata LAM. .... . . 15 Rkizopkoreai 15 RhodcKlendron Kawakamii HAYATA.. .. 119 Rhodomyrtus DC 18 Rhodomyrtus tomentosa WIGHT. . . . . 18 Kibes LINN .. . (1), 10 Ribes formosanum HAYATA 10 Rotalu LINN 25 Rotala densiflora KCEHNE var. formosana HAYATA... 26 „ indica KCEHNE . . . 26 „ indica var. uliginosa KCEHNE. . . 26 „ leptopetalji KCT.HNE 26 ,, mexicana CH. et SCH 26 „ rotundifolia KOSHNE. 27 Rubiacese 75, 113 Rubin LINN . . . , 101 Rubin, cordifolia LINN 101 „ „ „ var. stenophylla FRANCH 101 SaccoLibium fuscopunctatum HAYATA. . . 143 „ pumilum HAYATA 143 qiiasipinifolium HAYATA. , . 144 Samydacese 30 Sambucus TODKN 68 Saniculu, LINN 50 Sanicula petognioides HAYATA 50 „ satsunianti MAXIM 51 Sarcococca prunifonnis LINDL. var. diotca HAYATA. . . . . . . 130 Sfircopyramis WALL 24 Sarcopyramis nepalensis WALL 24 Saxifragacese 1 Saxifraga LINN (1), 3 Saxifraga sarmentosa LINN 3 Scabiosa, LINN 104 Scabiosa lacerifolia HAYATA 104 Sckefflea racemos:x HARMS 60 Schizophragma SIEB. et Zucc (1), 7 Sckizopragma kydrangeoides SIEB. et Zucc. 6 Sckefflea octopkylla HARMS 60 Sedum LINN 12 Sedum formosanum N. E. BR 12 Sedum morrisonense HAYATA 12 Semecarpus vernicifera HAYATA et KAWA- KAMI 108 Senecio monantkus DIELS (PI. VI.) 114 ,, morrisonensis HAYATA (PI. VII.). 115 INDEX. taitoensis HAYATA (PI. VIII.). . . 115 COMM 99 Serissa fcetida COMM 99 Sesuvium LINN 46 Segnvitim Portulacastruixi LIKN 46 tipevmacoce LINN 101 Spermacoce hispida LINN 101 „ stricta LINN. , 101 Styraceas 120 Styrax formosannm MATSUM. (PI. XXI.). 120 „ Matsumurael PEEK 121 Swertia arisanensis HAYATA (PI. XXVII.). . 122 „ randaiensis HAYATA (PI. XXVIH.). 122 Symplocos arisanensis HAYATA (PI. XIX.). 120 modesta BKAND (PI. XX.) .. 12(1 Treniophyllum sp 145 Taiwania cryptomerioides HAYATA 148 Terminfdia LINN 16 Tenninalia Catappa LINN 16 Telragonvt LINN 46 Tetragonia expansa 46 Tetrapanax papyrifera C. KOCH 59 Thladvmthn BUNGE 35 Thladiantha formosana HAYATA 35 „ punctata HAYATA 35 „ punctata HAYATA Ill „ taiwaniana HAYATA . . . . 36 Thymekeacefe 126 Thysanospermum CHAMP H2 Thysanospennum diffusum CHAMP 83 Titanotrichtim Oldliami ROLEEED (PI. XXXII.) 125 Torilis DC 57 Torilis Anthriscus BENTH 57 Trapa LINN 30 Trapa natans LINN 30 Trichosanthes LINN. 32 Trichosjmthes cnctinieroides MAXIM . . . . 32 „ laceribractea HAYATA . . . . 32 „ miiltiloba MIQ 33 „ quinquiingiilata GEAY. . . 33 Trigonotis formosana HAYATA (PI. XXIX.) 122 Triplostegin WALL 104 Triplostegia glandiilifeia WALL 104 Umbelliferfe 47 Uncaria SC'HEEB 81 Uncaria florida VIDAL 81 Kawakamii HAYATA (PI. III.) . . 81 UtriciUaria biflora HAYATA (PI. XXXI.). . . 125 V acciniacea? 115 Vaccinium emarginatum HAYATA (PI. XI.) 115 „ japonicum MIQ. var. lasioste- mon HAYATA 115 ,, Merrillianum HAYATA 116 Valerianere 103 Verbenacere 125 Viburnum LINN 68 Viburnum formosanum HAYATA (PI. I.).. 69 integrifolinm „ (PI. II.). 70 ,. luzopicum EOJ^FE 70 ,. morrisonense HAYATA 70 „ odoratissimum KK 71 ,, parvifolium HAYATA 71 ,, phlebotrichum SIEB. et Zrcc. . 72 rectiugulare GB^BN 72 „ Sandankwa HASSK 72 ,. taitcense HAYATA 72 „ taiwanianum HAYATA 73 Wendlandi't, BABTL 82 Wendlandia glabrata DC 82 „ paniculata MATSUM 82 Zehnerlfi ENDL 38 Zehneria mysorensis ABN 38 nmbellata THWAIT. 38 ICONES PLANTARUM FORMOSANARUM. ir. PLATE I. Explanation of PI. I. il'in-iiinii for »K>K< Dunn BATATA. Fig. 1. A branch. 2. A hair ou a leaf. 3. A branch of an inflorescence. 4. A flower. 5. An ovary, corolla taken off. fi. A corolla, seen from above. 7. The same, seen from below. 8. Stamens, seen from different sides. Ic. PI. Formos. Fasc. II. PL I. M.Ebina del. F. Fujisawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE II. Explanation of PL II. \'ihnrinn>i integri/clium HAY ATA. Fig. 1. A branch. 2. A portion of inflorescence. 3. Dots on the lower surface of a leaf. 4. A flower-bud. r>. A flower. <>. The same much enlarged. 7. The same, corolla taken oft', bracts arc seen. 8. 0. 10. Stamens, seen from difereiit sides. 11. A stigma . Ic. PI. Formos. Fasc. II. PI, II. 4- j M. Ebiua del. ¥ . Fujisa.wa. s c iJ p . ICONES PLANTARUM FORMOSANARUM. II. PLATE III. Explanation of PL III. Ur/''nrii<-iierfect flower. 5. Stamens. C>. A pistil. 7. A seta. 8. A ]x>rtion of the same (more magnified.) XilL Ic. PI. Formos. Fasc. II. PI. I///. M. Ebiua ilcl. F. Fjisawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE VIII Explanation of PI. VIII. Seneclo f»::"itr)isis HAY ATA. Fig. 1. A part of a stem. 2. Apical portion of a stem with flowers. 3. A margin flower. 4. A disc flower. 5. Stamens. (}. A disc flower, pappus partly, corolla and stamens entirely, taken off. 7. Apical portion of a style. 8. A sata of pappus. 9. A portion of a sata, greatly magnified. Ic. PL Formos. Fasc. //, PI. VIII. M. Klmia clrl. F. Fnjisawa sculp. ICONE3 PLANTARUM FORMOSANARUM. II. PLATE IX. Explanation of PL IX. Cirri//, n Kmralcinuii HAYATA. Fig. 1. A portion of ;i stem with heads, (ranch diminisliecl.) 2. A leaf (natural size.) 3. A head. 4. A flower. 5. Stamens (expanded.) 6. A gynseceum. 7. Apical portion of a stylo. 8. An ovary with the basal portion of a style. 9. A seta. 10. A pollen. Ic. PI. Formos. Fasc. II. PI. IX. M. Ebina del. T. Fujisawa sculp. ICONES PLANTARUM FORM03ANARUM. II. PLATE X. Explanation of PI. X. Adenophora morrisoncnsis HAYATA. Fig. 1. Basal portion of a stem. 2. Upper portion of a stem. 3. A flower, corolla, stamens and a part of calyx-lobes taken off. 4. Stamens, seen from different sides. 5. Stigmatic portion of a style. G. Vertical section of an ovary. Ic. PI. Formos. Fasc. II. PI. X. M.Ebina deL F. FTyisawa sculp. t ICONES PLANTARUM FORMOSANARUM. II. PLATE XI. Explanation of PI. XI. Vaccinium emargincdum HAYATA. Fig. 1. A branch. 2. A branch with flowers. 3. A flower. 4. Stamens. o. G. 7. Stamens seen from different sides. 8. The same (much more magnified). 9. An ovaiy in vertical section. 10. The same in transversal section. 11. 12. Seeds of different shapes. Ic. PI. Formos. Fasc. II. PI. XI. M. Khina del. F. Fujisawa scalp. ICONE3 PLANTARUM FORMOSANARUM. II. PLATE XII. Explanation of PL XII, Facdnium japanicum MT^. var. lasiosfemon HAYATA. Fig. 1. A. branch. 2. A leaf. 3. A flower. 4. The same, corolla and stamens taken off. 5. Corolla with stamens. 6. A stamen. 7. The same, seen from a different side. 8. An ovary, in vertical section. Ic. PL Formos. Fasc. II. PI. XII. M.Ebina do I. F. Fujisawa ICONES PLANTARUM FORMOSANARUM. II. PLATE XIII. Explanation of PI. XIII. GaultJicria Gumingiana VIDAL Fig. 1. A branch. 2. A flower with bracts. 2* A bract. 3. Corolla. 4. 5. Stamens seen from different sides. 6. Calyx after corolla fallen. 7. A fruit. 8. The same, seen from a different side. 9. A seed. 10. An albumen. 11. An embryo. Ic. PL Formos. Fasc. II. PI. XIII. M.Ebina del. F. Fujisawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XIV. Explanation of PL XIV, Pieris taiwaniana HAYATA. Fig. 1. A branch. 2. A leaf, seeii from above. 3. The same, seen from below. 4. A flower. 5. A. flower, part of corolla taken off, showing stamens. 6. Vertical section of the same, corolla and stamens taken off. 7. 8. Stamens seen from different sides. 9. 10. 11. Transverse sections of an ovary. 12. A fruit. 13. A seed. 14. An albumen. 15. An embryo. Ic. PI. Formos. Fasc. II. PL XIV. M. Ebina del. . Fujisawa ICONES PLANTARUM FORMOSANARUM. II. PLATE XV. Explanation of PI. XV. RJiododendron 2£awakamii HAYATA. Fig. 1. A braucli. 2. A leaf, seen from above. 3. The same, seen from -below. 4. 5. Dots on the lower surface of a leaf, (i. An outer- most bract of a flower-cluster. 7. 8. Bracts of the inner series : 0. An inner-most bract. 10. 11. Flowers. 12. An calyx-lobe. 13. Corolla, (expanded.). 14. 15. Stamens, seen from different sides. 10. An ovary. 17. An ovary, disc-glands seen. 18. A fruit. 19. The same, valves expanded. 20. 21. Seeds of different shapes. 22. An albumen. 23. An embryo. 24. The same, greatly magnified. Ic. PL Fonnos. Fasc. II. PL XV. r, M. Ehinn del. F. Fujikawa .vru1|>. ICONES PLANTARUM EORMOSANARUM. n. PLATE XVI. Explanation of PI. XVI. i HAYATA. Fig. 1. Plant. •2. A 3. A flower. 4. Margin of ;i sepal. 5. ('on ill; i. 6. A corolla-lobe. 7. Stamens, seen from different sides. S. A 11< Aver, enroll;! taken oil', showing nil ovary. 9. A stigma. /c. PI. Formos. Fasc. II. PI. XVI. v 8 M.Ebina del. f. Fujisawa scul|> ICONES PLANTARUM FORMOSANARUM. II. PLATE XVII, Explanation of PL XVII. Mcesa randaiensis HAY ATA. Fig. 1. A branch. 2. A flower. 3. A calyx lobe. 4. Corolla (expanded.). 5. The same, more magnified. 6. Stamens, seen from different sides. 7. An ovarv. Ic. PI. Formos. Fasc. II. PI. XVII. M. El^iiia del. F. Fnjisawa sculp. ICONE3 PL ANT ARUM FORMOSANARUM. ir. PLATE XVIII, Explanation of PI. XVIII. My r sine marginal a MEZ. Fig. 1. A branch. 2. A flower. 3. A flower, corolla taken off. 4. Corolla. 5. A corolla-lobe. 6. 1 . Siemens seen from different sides. 8. An ovary (vertical section.). Ic. PI. Formos. Fasc. II. PI. XVIII. M. EMna del. F. Fujisawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XIX. Explanation of PI. XIX. Symplocos arlsanensis HAYATA. Fig. 1. A branch. 2. 3. Bracts of different shapes. 4. 5. A flower seen from different sides. 6. The same, in a vertical section. 7. Stamens, seen from ; different sides. 8. An ovary. 9. Transverse section of the same. Ic. PI. Formos. Fasc. II. PL XIX. M.Ebina del. ICONES PLANTARUM FORMOSANARUM. II. PLATE XX. Explanation of PI. XX, X H in i locos modesta BRAND. Fig. 1. A branch. 2. A flower. 3. Corolla, expanded. 4. Stamens, seen from different sides. 5. An ovary in vertical section. 6. Transverce section of the same. Ic. PI. Form os. Fasc. II. PI. XX. M. Ebiiia del. F. Fujisan-a sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XXI. Explanation of PL XXI. Styrax formosaua MAT SUM. Fig. 1. A branch. 2. A flower. :}. Corolla. 4. Stamens. f>. An ovary in vertical section. 6. A fruit. 7. A seed. 8. An albumen. 9. An embryo. Ic. PI. Forms. Fasc. II. PL XXI. M. Kljina del F.Fujisawa .sriilp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XXII. Explanation of PI. XXII. X ft/rax MulHiiniiiivana PEJ;K. Fig. 1. A branch. 2. A flower. 3. Calyx. 4. A liair on the calyx. 5. Corolla expanded, showing stamens. 6. Stamens seen from different sides. 7. An ovary in vertical section. Ic. PI. Formos. Fasc. II. PI. XXII. M.Ebiua del. I'. Fujisawa sculp ICONES PLANTARUM FORMOSANARUM. II. PLATE XXIII Explanation of PI, XXIII. -UIHX formosana HAYATA. Fig. 1. A branch. 2. A leaf. 3. 4. Flowers. 5. Corolla, expanded, showing stamens. 6. Corolla lobes, seen from different sides. 7. 8. Stamens, seen from different sides. 9. An ovary. 10. Transverse section of tlie same. Ic. PI. Formos. Fasc. II. PI. XXIII. 5 M.Kbiua del. K.Nakazawa sculp. ICONES PLANTARUM FORM03ANARUM. II. PLATE XXIV. Explanation of PL XXIV. Osmantlms lanc(.jo/. Corolla expanded. 4. A stamen. 5. Stamens, seen from different sides. (.). An ovaiy. 7. The same, much more magnified. Ic. PI. Formos. Fasc. II. PI. XXV. M.Ebirui del. K.Nakazawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XXVI Explanation of PI. XXVI. Gerifi"//a /i/i. A stamen. G. Stamens, seen from different sides. 7. An ovarv. 8. Apical portion of the style. Ic. PI. Formos. Fasc. II. PI. XXV/. M.Ebina del. K.Nakazawa sculp. PLANTARUM FORMOSANARUM. ir. PLATE XXVII Explanation of PI. XXVII. Sin • i- f !>f arisanensis HAY ATA. Fig. 1. Basal portion of a stein. 2. Upper portion of a stem. 8. A flower. 4. Calyx expanded. 5. Corolla expanded. (J. A corolla-lobe. 7. A hair around a foveola on a petal. 8. Stamens, seen from different sides. '.). An ov.-irv. 10. Capsule. 11. 12. Seeds of different shapes. Ic. PI. Formos. Fasc. II. PI. XXV//. M.Ebina del. K.Nakazawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XXVIII Explanation of PL XXVIII. 'iii rin;i del. K.N:tl\:i/a\\ti x ICONES PLANTARUM FORMOSANARUM. II. PLATE XXXVI. Explanation of PI, XXXVI. trt loiujifolia HAM. var. loiujissima HEMSLK. Fig. 1. A branch of the plant. 2. A flower. 3. A corolla (expanded.) 4. Stamens, seen from different sides. 5. An ovary. I 6. Apical portion of the style. Ic. PL Formos. Fasc. II. PI. XXXVI. K.Nakazawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XXXVII Explanation of PI. XXXVII. Ccdlicai-pa parvifolia HAY ATA. Fig. 1. A branch. 2. A flower. 3. Corolla. 4. Stamens, seen from different sides. i 5. An ovary. 6. Apical portion of a Ic. PI. Formos. Fasc. II. PI. XXXVII. T. Arai sculp. ICONES PLANTARUM FORMOSANARDM. II. PLATE XXXVIII Explanation of PI. XXXVIII. CaUicarjia randaiensis HAY ATA. Fig. 1. The plant. 2. A flower. 3. Corolla. 1. Stamens, seen from different sides. 5. An ovary, in vertical section. Ic. PL Formos. Fasc. II. PI. XXXVIII. T. Arai sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XXXIX. Explanation of PI. XXXIX. ,-ri ma HAY ATA. Fig. 1. A branch of the plant. 2. An inflorescence. ',\. A flower. Ic. PI. Formos. Fasc. II. PI. XXXIX. K.Nakazawa sculp. ICONES PLANTARUM FORMOSANARUM. II. PLATE XL Explanation of PI. XL. Clerodendron koxltinu'nse HAY ATA. Fig. 1. A liranch of the plant. 2. 3. Flowers. 4. o. Stamens, seen from different sides. G. An ovary 7. The same, much more magnified. 8. Apical portion of a style. Ic. PI. Formos. Fasc. II. PI. XL. T.Arai sculp. * •