vii @) = VS fe) > — Ww Cc Ww 2 z Ani | UNIV.OF Toronto LIBRARY a 7h ghee ress" pita Le ie yd “ ’ 3d OF OS. Ed Rae ee crepe: - sign ig gees ' sd é . , ™ 2 i + ’ : : J , { % . - i , ' > yn - 4 \ - % ei. _ = . pa y o PA a : 7 : ie a? ot = $) Es ¢ we Sie oe ae a ae ed = er a5 NG ae heen Kal ales Seine Ae, a 7 o . Aa a i J é : f * ‘ ae ( } ea! yt . ial ; 4 , ‘ 7 > Twa | . _! | . hs - - : (oe 4 ry Digitized by the Internet Archive in 2008 with funding from Microsoft Corporation Cx \ m ) Aberdeen University Studies" : Nogeayir’: | SB — ew © The Flora of Siam ian University of Aberdeen. COMMITTEE ON PUBLICATIONS. Convener: Professor James W. H. Trait, F.R.S., Curator of the Library, UNIVERSITY STUDIES. General Editor: P. J. ANpzRson, LL.B., Librarian to the University. No. 1.—Roill of Alumni in Arts of King’s College, 1596-1860. P. J. Anderson. - No. 2.—Records of Old Aberdéen, 1157-1891. A.M. Munro, F.S.A. Scot. Vol. I. No. 3.—Place Names of West Aberdeenshire. James Macdonald, F.S.A. Scot. 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W.G.Crai M.A. Contributions to the Flora of Siam Dicotyledones By William Grant Craib, M.A. Assistant for India Royal Botanic Gardens, Kew Printed for the University of Aberdeen MCMXia a : re ES fy wy het: = itor ge \\ ar Sth), ec Pee A we \ ; 8: ee 2 ee ee CONTRIBUTIONS TO THE FLORA OF SIAM. DICOTYLEDONES. Since the time of publication in the Bull. Herb. Boiss. (1904-5) _ by Dr. F. N. Williams of his “ Liste des plantes connues du Siam,” our knowledge of the Flora of Siam has made great strides. The penultimate part of the Flora of Koh Chang dealing with the Palmae, Lentibularieae and the Lichenes has appeared. As men- tioned in Kew Bull. 1911, p. 7, Dr. C. C. Hosseus visited Siam in 1904—5 and made large collections of plants. Since his return to Europe he has published in various continental magazines a large number of papers dealing with various subjects of scientific interest, and a list of those papers—so far as known to the author—which have a direct bearing on the present contribution will be given in an addendum. It might not be out of place to say a few words here on those papers which the writer has found most useful when compiling the present lists. Probably the most important are to be found in the Beihefte zum Bot. Centralblatt—* Beitrige zur Flora Siams” in vol. xxvii., pp. 455-507 and “ Die botanischen Ergebnisse meiner Expedition nach Siam” in vol. xxviii., pp. 357-457. The former gives lists of all the plants of certain families known from Siam, but in the latter the author confines his attention to the plants: collected by himself and gives a list of nearly all the plants of his own collection. In both papers the author expresses his indebted- ness to various authorities who assisted him in determining the plants. In Engler’s Bot. Jahrb., vol. xl., pp. 62-73, Dr. Hosseus gives a list of all the Acanthaceae known from Siam. Most of his plants in this family were determined by the late C. B. Clarke—a recognised authority on Acanthaceae. In the same publication are also to be found “ Beitrige zur Flora des Doi Sutiip” (vol. xl, pp. 92-99) and “ Beitriige zur Flora von Wang Djao am Mia Ping in Mittel Siam ” (vol. xlv., pp. 366-374)—two papers dealing with the general aspects of the flora of the regions. Also in Engler’s Bot. Jahrb., vol. xli., pp. 55-61, is a description, accompanied with excellent figures and a full discussion on its affinity with neighbour- ing genera, of a very interesting new genus of Rafflesiaceae, called by the author Richthofenia. Reference might be made here to several other papers, but for these the reader must be referred to the list at the end of the present paper. The present’ contribution may be regarded as a reprint—with additions—of the papers written by the author and published in Kew Bull. 1911, pp. 7-60 and 385-474. As explained there, the primary idea was to give additions to William’s list referred to 4 above, and for this purpose the same geographical region is treated of as comprising Siam as in William’s list with the exception of Siamese Malay Peninsula, which has been accounted for by Ridley in his “ Flora of Lower Siam” published in Journ. Str. Br. Roy. As. Soc., 59, pp. 15-234. As before, all Dr, Kerr’s plants are included, whether they had been recorded for Siam in William’s list or not. The reason for this.was to illustrate the more fully Dr. Kerr’s paper in Kew Bull. 1911, pp. 1-6, dealing with the vegetation of Doi Sootep—a paper which was anticipated by Dr, Hosseus in his paper on Doi Sootep mentioned above. The additional material accounted for here consists chiefly of the continued collections forwarded by Dr. Kerr. One’s indebtedness to Dr. Kerr for the magnificent specimens which he continues to send home from a region which is still far from well known from a botanical point of view can hardly be overestimated. Several small consignments have also been received through the Conservator of Forests, Bangkok, from the Phre district collected by Luang Vanpruk. The plants dealt with in the present paper are those received at Kew up to the end of 1911. Throughout the list references have been given to Hooker’s Flora of British India (contracted F.B.1.), to Kurz’s Forest Flora of Burma (contracted For. Fl. Burma) and to Collett and Hemsley’s paper on the Flora of the Shan States published in the Journal of the Linnean Society. References have also been given to Lecomte’s - Flore Generale de l’Indo-Chine so far as that work has been published (contracted Fl. Indo-Chine) and to the two papers by Hosseus quoted above—that in Beihefte zum Bot. Centralblatt, vol. xxvii., being contracted Hosseus i., and that in the same publi- cation, vol. xxviii., being’ contracted Hosseus ii. Various other papers which serve in the writer’s opinion to throw light on the species under consideration, i.e, monographs, &c., have also been referred to. The distribution of the species is taken, except when otherwise. stated, from specimens in the Kew Herbarium. Several species are quoted, of which no specimens from Siam have been seen, but in such cases the authority for the record is alone quoted. The sequence of Bentham and Hooker’s Genera Plantarum is followed on the whole and the species are arranged alphabetically under the genera. POLY PETALAE. RANUNCULACEAE. Clematis smilacifolia, Wall—F.B.I., i. p. 3: For. Fl. Burma, 1. p. 16; Williams, Bull. Herb. Boiss., v. (1905) p. 22; Fl. Indo- Chine, i. p. 3 ; Hosseus, ii. p. 389. Chiengmai, Doi Sootep, 500-700 m., Hosseus, 297. Distr. India, China, Tonkin, Malaya. DILLENIACEAE. Tetracera sarmentosa, Vahl, var. Loureiri, Finet et Gagnep.—F I. Indo-Chine, i. p. 16. : Bangkok, Zimmermann, 74. Distr. (of var.j. Cambodia, Cochinchina, Malay Peninsula. : 3) ‘Dillenia Kerrii, Cratb, ab affini D. scabrella, Roxb., floribus majoribus, pedicellis brevioribus facile distinguenda. Arbor decidua, ramulis crassis primo breviter adpresse fulvo- pubescentibus mox glabris. ola elliptica, utrinque rotundata sed basi rarissime inaequalia, cuneata, 25°5-30 cm. longa, 14°2-17'2 cm. lata, chartacea vel subcoriacea, supra nervis nervulisque _pilis brevibus rigidiusculis parce instructa, subtus costa nervisque ee fulvo-pilosa, nervulis ut in pagina superiore, nervis ateralibus utrinque ultra 40 ad marginem simplicibus. inter se 5-7 mm. distantibus, cum costa supra conspicuis subtus pro- minentibus nervis transversis subtus prominulis, margine nervis excurrentibus denticulata ; petioli 4°5-6°5 cm. longi, supra valde canaliculati, basi dilatati, ut in costa adpresse fulvo-pubescentes. Flores mane expansi (ex Kerr), plerumque gemini, ramulis brevissimis ligno anni praeteriti exoreuntes ; pedicelli 1°5-2°5 cm. longi, crassiusculi, densius puberuli, apicem versus bracteola ovato- _ lanceolata obtusa 9 mm. longa 6 mm. lata instructi. Sepala exteriora maxima, rotundata, circiter 1*4 cm. diametro, interiora late elliptica, 1-7 em. longa, 1°2 cm. lata, coriacea, ciliata, extra adpresse pubes- centia, intra glabra, margines apicesque versus parce brevissime pilosula. Petala sulphurea (ex Kerr), obovata, apice rotundata, basi cuneata, vix stipitata vel interdum in. unguem distinctum contracta, 2°5-2°6 cm. longa, 1°4-1°5 cm. lata, utrinque glabra, distincte nervata. Ovarium e carpellis 6 constitutum, 8 mm. altum, superne -adpresse albo-pubescens ; styli 8 mm. longi, uncinati, glabri.— Crab, Kew Bull. 1911, p. 8. Hills between Muang Prow and Chie Dao, 600 m., in mixed jungle, Kerr, 1046; Chiengmai, in mixed jungle on Doi Sootep, 660 m., Kerr, 1787. Lao name, M’San Kweng (ex Kerr). ‘Dillenia pulcherrima, Kurz—F.B.1., i. p. 37; For. Fl. Burma, i. p. 19; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 16. Meh Teng, 360 m., Kerr, 1063. Distr. Burma. Lao name, M’San Luang (ex Kerr), SAT reer Talauma Hodgsoni, Hook. f. et Th.—F.B.L., 1. p. 40. ot ae at in si igi jungle on Doi Bbdtays 660-900 m., Kerr, 1098. Distr. Sikkim, Khasia, Upper Burma. Lao name, Bun Ta (ex Kerr). Michelia Champaca, Linn.—F.B.1., i. p. 42; For. Fl. Burma, i. p. 25; Williams, Bull. Herb. Boiss., v. (1905) p. 23; FL Indo- Chine i. p. 38; Hosseus, ii. p. 389. _ Chiengmai, Doi Sootep, 900-1140 m., Kerr, 1279, Hosseus, 480. _ Distr, India, Yunnan, throughout Indo-China, Malaya. Lao name, Chum Pi (ex. Kerr). 6 ANONACEAE, | Uvaria rufa, Blume—Williams, Bull. Herb. Boiss., v. (1995) p. 23; Fl. Indo-Chine, i. p. 51. i Chiengmai, in scrub jungle at foot of Doi Sootep, 300 m., Kerr, 660. Distr. Cochinchina, Java. Uvaria ? sp. Phre, 156-210 m., Luang Vanpruk, 174. Ellipeia cherrevensis, Pierre ex Finet et Gagnep—F 1. Indo-Chine, i. p. 58. Chiengmai, in deciduous jungle on Doi Sootep, 300-450 m., Kerr, 636—“a few twigs about 45 cm. high from a perennial rootstock.” : Distr. Cambodia (Laos, ex Fl. Indo-Chine). Cyathocalyx martabanica, Hook. f. et Th., var. Harmandii, Pinet et Gagnep.—F 1. Indo-Chine, i. p. 81. Me Yuak Phre, 240 m., Luang Vanpruk, 240. Distr. laos. Lao name, Sabanga Dong (ex Luang Vanpruhk). Artabotrys burmanicus, DC.—F.B.L., i. p. 55; For. Fl. Burma, 1. p. 32; King, Ann. Roy. Bot. Gard. Calc., iv. p. 47, t. 62; FL Indo-Chine, 1. p. 81. Petchabouri (ex Fl. Indo- Chine). Distr. Burma, Manipur. Artabotrys siamensis, M@ig.—Yor. Fl. Burma, 1. p. 31. Kanburi (ex For. Fl. Burma). Unona discolor, VahI—F.B.L., i. p. 59; For. Fl. Burma, 1. p. 34 ; King, Ann. Roy. Bot. Gard. Calec., iv. p. 56, t. 74; Fl. Indo-Chine, 1. p. 63. . Chiengmai, in mixed jungle at foot of Doi Sootep, 330 m., Kerr, 1827 ; Phre, 120-180 m., Luang Vanpruk, 159. Distr. India, China, Indo-China, Malaya. Unona dubia, Craib, a speciebus ceteris carpellis 4 tantum distincta. | Fruticulus 45 cm. altus (ex Kerr); ramuli ad 2°5 mm. diametro, primo tomentelli, demum glabri, cortice rubro-brunneo, Fola oblonga, oblanceolata vel oblongo-oblanceolata, apice obtusa vel brevissime obtuse acuminata, basi rotundata vel leviter cordata, 3°6-12°5 cm. longa, 1°5-4°7 cm. lata, supra glabra, subtus molliter pubescentia, rigide chartacea, integra, nervis lateralibus utrinque circiter 8 intra marginem arcuatis supra leviter impressis subtus prominulis ; petioli crassiusculi, 3 mm. longi, tomentelli. Flores plerumque solitarii, ex axillis veteribus orti, pedicellis brevibus suffulti. Sepala 3, late deltoidea, 2 mm. longa, fere 2 mm. lata, extra fulvo-tomentella. Petala 6, 2-seriata, subaequalia, ovata vel ovato-lanceolata, obtusa, 5-8 mm. longa, 4 mm. lata, extra fulvo- pilosula, intra glabra. Stamina oo, filamentis productis truncatis antheras obtegentibus. Carpella 4, quorum 1 vel 2 tantum matur- antia, dense pilosa, ovulis 5-6 uniseriatis. Fructus haud semper torulosus, 1-2 cm. longus, 1°3 em. diametro, stipite 5 mm. longo suffultus, tomentellus.— Craib, Kew Bull. 1911, p. 10. ~ Chiengmai, in mixed jungle at foot of Doi Sootep, 330 m., Kerr, 1207 ; in deciduous jungle, 330 m., Kerr, 1848. [In the latter col- lection the carpels are generally 3 in number.] According to Kerr the fruit is edible. Lao name, Noom Wooa (ex Kerr). The systematic position of this plant is a little doubtful. It agrees with Unona in everything but the carpels and would appear to be intermediate between that genus with its many carpels and Monocarpia with its solitary carpel. | Unona dumosa, Roxb.—F.B.1., i. p. 59; King, Ann. Roy. Bot. Gard. Cale., iv. p. 57, t. 76 ; Fl. Indo-Chine, i. p. 60. Near Chantaboon, Murton, 82. Distr. Assam, Malay Peninsula. Dasymaschalon sootepense, Craibh, a D. Blumet,. Finet et Gagnep., foliis tenuioribus longius petiolatis, seminibus longioribus recedit, Arbuscula ad 7°5 m. alta ( ex Kerr); ramuli primo pilosuli, mox ‘glabri vel subglabri, cortice brunneo vel fusco-brunneo irregulariter striato obtecti. Folia oblanceolato-oblonga vel oblonga, apice breviter acuminata, acuta, basi late cuneata vel subrotundata, 9-19°8 cm: longa, 2°5-6 cm. lata, tenuiter chartacea, supra matura glabra, subtus parcissime adpresse setulosa, glauca, nervis lateralibus utrinque 9-10 intra marginem arcuatis cum costa supra leviter impressis subtus prominentibus; petioli 1 cm. longitudinis vix attingentes, supra sulcati, indumento ramulorum. Flores plerumque axillares, solitarii, pedicellis apicem versus leviter incrassatis ad 1°5 cm. longis basi breviter bracteatis et paullo supra basin minute bracteolatis suffulti. Sepala 3, deltoidea, acuta, 3 mm. longa, 15 mm. lata, extra adpresse ferrugineo-pubescentia. Petala ad 4 cm. longa et 1°5 cm. lata, utrinque, sed intra parcius, adpresse pilosula. Fructus lomentaceus, ad 6 cm. longus, pedicello circiter 1 cm. longo suffultus, rugulosus, parce adpresse pilosulus ; semina straminea, 1°8 cm. longa, vix 5 mm. diametro, hilo inferiore.— Crazb, Kew Bull. 1912; p. 144, | Chiengmai, in evergreen jungle on Doi Sootep, 1050-1260 m., Kerr, 1364, 1777. Rauwenhoffia siamensis, Scheff.—Ic. Bogor., t. xx. _ Siam (ex Ic. Bogor.). : Goniothalamus Griffithii, Hook. f. et Th.—F.B.1.,i. p.73; For. FI. Burma, i. p..42; King, Ann. Roy. Bot. Gard. Calc. iv. p. 97, t. 136. Chiengmai, by streams on Doi Sootep, 660 m., Kerr, 1209. Distr. Burma. Lao name, S’Bunn Nga Pa (ex Kerr). Mitrephora Maingayi, Hook. f. et Th., var. Kurzii, King, Ann. Roy. Bot. Gard. Cale., iv. p. 112. . M. vandaeflora, Kurz, For. Fl, Burma, i. p. 45. | Doi Saket, Ban Sun Pah Suk, 600 m., Kerr, 1024. Distr. Pegu. 8 Platymitra siamensis, Crab, a P. macrocarpa, Boerl., foliis longioribus angustioribus basi cuneatis vel subobtusis, pedicellis crassioribus, antheris quam filamenta longioribus, bacca ovoidea, seminibus vix 2 cm. longis | cm. crassis differt. Arbor alta (ex Kerr), inflorescentia excepta glabra; ramuli cortice brunneo vel fusco-brunneo lenticellato irregulariter striato obtecti. Folia lanceolata, apice acuminata, obtusiuscula, basi cuneata, sub- obtusa, 5-13 cm. longa, 1°5-2°5 cm. lata, rigide chartacea, supra nitida, subtus subnitida, nervis lateralibus utrinque circiter 12 intra marginem arcuatis supra conspicuis subtus prominulis;_petioli circiter 5 mm. longi, supra canaliculati.. Flores fasciculati, fasci- culis ex axillis foliorum delapsorum plerumque ortis; alabastra depresso-globosa, adpresse pubescentia; pedicelli 1 cm. longi, crassiusculi, basi breviter bracteati, apicem versus bracteola parva instructi. Calyx 1°5 mm. altus, extra ferrugineo-pilosulus, lobis 3 rotundatis. Petala 3 exteriora valvata, satis crassa, circiter 3 mm. longa, 3 mm. lata, extra adpresse breviter ferrugineo-pubescentia, intra glabra, 3 interiora apice valvata, basi aperta, extra breviter adpresse pubescentia. Stamina circiter 20. Ovaria 2, albo-hirsuta. Bacca ovoidea, circiter 7 cm. longa, 5 cm. diametro; semina &, 1°8 cm. longa.— Crab, Kew Bull. 1912, p. 145. Sriracha, Nawng Kai Ploi, in evergreen jungle, 90 m., Kerr, 2125, Siamese name, Him Chang (ex Kerr). There are no open flowers in the specimens received and the above description is taken from buds. Anomianthus heterocarpus, Zo/l.—F 1]. Indo-Chine, i. p. 46. Chiengmai, common, 300 m., Kerr, 607. Distr. Indo-China, Java. Miliusa cuneata, Cratb, a M. sinensi, Finet et Gagnep., foliis longioribus basi cuneatis, ovulis solitariis recedit. Suffrutex ad 4°5 m. altus (ex Kerr); ramuli primo fulvo-tomentelli, mox puberuli, ad 4 mm. diametro, cortice brunneo lenticellato obtecti. Folia oblanceolata vel late oblanceolata, apice acuminata, acuta vel obtusa, basi cuneata, 4-14 cm. longa, 1°5—4°4 cm. lata, chartacea, supra costa tantum breviter pubescentia, subtus primo costa densius fulvo-pubescentia, cetera pilosula, matura molliter puberula, nervis lateralibus utrinque 12-15 intra marginem arcuatis pagina utraque subconspicuis ; petioli 3-4 mm. longi, indumento ramulorum. n- florescentia pauciflora, plerumque ex axillis foliorum delapsorum ; pedicelli ad 2°7 cm. longi, sub anthesin graciles, postea paullo incrassati, basi minute bracteati et circiter 7 mm. e basi minute bracteolati. . Sepala 3, deltoidea vel late lanceolate, acuta, vix 2 mm. longa, ad 1:25 mm. lata, breviter ciliata, pauperrime pubes- centia.. Petala exteriora sepalis conformia, circiter 3°5 mm. longa, 0°75 mm. lata, indumento ut sepalis, interiora viridia (ex Kerr) 1:2 cm. longa, 6 mm. lata, concava, basi parum sacciformia, intra puberula. Stamina circiter 6-seriata, filamentis brevibus. Ovaria parce pubescentia, 1:25 mm. alta, stylo 0°75 mm, longo; ovula solitaria, basilaria.— Craib, Kew Bull. 1912, p. 145. Chiengmai, in. evergreen jungle on the Doi Sootep, 900 m., Kerr, 1837. | 9 ) Miliusa Thorelii, /inet et Gagnep.— Fl. Indo-Chine, 1. p. 109. Chiengmai, in evergreen jungle on Doi Sootep, 900 m., Kerr, 1162 ¢, 1834 O. Distr. Laos (ex Fl. Indo- Chine). Working from male material only I enumerated this plant i in Kew Bull. 1911 p. 10 as “ Mikusa sp. n. aff. M. Thorelii.” After receiving female specimens I identified it as M. Thorelii from the description of that species, which identification has been very kindly confirmed for me by Mons. Gagnepain. Miliusa velutina, Hook. f. et Th.—F.B.I., i. p. 87; For. FI. Burma, i. p. 47; King, Ann. Roy. Bot. Gard. Calc., iv. p. 158, t. 206; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 17; FI. Indo- Chine, i. p. 112. Chiengmai, Doi Sootep, 300 m., Kerr, 1078. Distr. India, Burma, Usehinchina, Orophea polycephala, Pierre—F 1. Indo-Chine, i. p. 119. Muong Pran (ex Fil. Indo- Chine). Distr. Cambodia (ex Fl. Indo- Chine). MENISPERMACEAE, Pycnarrhena fasciculata, Diels, Engl. Pflanzenr., Menisperm., p. 50. , Telotia nodiflora, Pierre—Williams, Bull. Herb. Boiss., v. (1905) p. 22. Antitaxis nodiflora, Gagnep.—Fl. Indo-Chine, i. p. 154; Craib, Kew Bull. 1911, p. 11. Muong Pran, Pierre, 3779 ; Wai Wan, Pierre, 2805. Distr. Cambodia, Malay Peninsula. Tinospora crispa, Mzers—F.B.1., 1. p. 96; For. Fl. Burma, i. p. 52; FI. Indo-Chine, i. p. 132; Diels, Engler Pflanzenr., Meni- sperm., p. 142. Ratpura Province (ex Fl. Indo- Chine). Distr. Ceylon, Assam, Burma, Malaya. Tiliacora triandra, Diels, Engler Pflanzenr., Menisperm., p. 62. Limacia triandra, Miers—F.B.I., i. p. 100; For. FI. Burma, i. p. 55; FI. Indo-Chine, i i. p. 146; Craib, Kew Bull. 1911, p. 11. Petchabouri River (ex Fi. Indo- Chine). Distr. Lower Burma, Malay aus Cambodia, Cochinchina. Limacia velutina, Mzers—F.B.1., i. p. 100; For. Fl. Burma, i. p. 55; Fl. Indo-Chine, i. p. 144 ; Diels, Engler Pflanzenr., Meni- sperm., p. 215. Near Muong Pran (ex Fl. Indo- Chine). Distr. Burma, Malaya, Cochinchina, Philippines. Diploclisia glaucescens, Diels, Engler Pflanzenr., Menisperm., p. 225. D..macrocarpa, Miers—Fl. Indo-Chine, i. p. 140, partim. Cocculus macrocar pus, Wight—F.B.1., i. p. 101. Chiengmai, in evergreen jungle on Doi Sootep, 900 m., Kerr, 1836. Distr. India, S. China to New Guinea. Cocculus hirsutus, Die/s, Engler Pflanzenr., Menisperm., p. 236 ? C. villosus, DC.—F.B.1., i. p. 101 ; Coll. et Hemsl., Journ. Linn. Soc., xxvili. p. 17; FI. Indo-Chine, i. p. 143; Craib, Kew Bull. 1911, pebh: 10 Near Muong Pran (ex Fl. Indo-Chine). Distr. Trop. Africa, India, Burma, $. China. Cocculus laurifolius, DC.—F.B.L., i. p. 101; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 17; Diels, Engler Pflanzenr., Menis- perm., p. 239. C. laurifolius, var. bariensis, Gagnep., Fl. Indo- Chine, 1. p. 141. Me Yuak Phre, 240 m., Luang Vanpruk, 236. Distr. S.E. Asia. Cocculus sarmentosus, Diels, Engler Pflanzenr., Menisperm., p. 233. _ Bangkok (ex Diels). Distr. KE. Asia, Mascerene Is. Pachygone dasycarpa, Kurz—For. Fl. Burma, i. p. 56; Fl. Indo- Chine, i. p. 152; Diels, Engler Pflanzenr., Menisperm., p. 242. Kanburi, Teysmann, 5993. Distr. Indo-China. Pachygone odorifera, Miers—Diels, Engler Pflanzenr., Menisperm., p. 242. P. nitida, Pierre ex Gagnep.—Fl. Indo-Chine, i. p. 153 ; Craib, Kew Bull, 1911, p. 11. Som-reap, Godefroy, 687. Distr. Indo-China. Stephania glabra, Miers—Diels, Engler Pflanzenr., Menisperm., | p. 272. SS. rotunda—F¥.B.I1., i. p. 103 in part; Craib, Kew Bull. 1911, p. 11, non Lour ; nee S. rotunda, Fl. Indo-Chine, i. p. 148. Chiengmai, annual shoots from a large, round, perennial, woody tuber, usually lying on rocks, in evergreen jungle on Doi Sootep, 750 m., Kerr, 641. Distr. India, Assam, Burma. Stephania hernandifolia, Walp—F¥.B.L., i. p. 103; Fl. Indo- Chine, i. p. 147; Diels, Engler Pflanzenr., Menisperm., p. 279. Chiengmai, Doi Sootep, 720 m., Kerr, 748. — Distr. Asia, Australia. Stephania Pierrei, Diels, Engler Pflanzenr., Menisperm., p. 276, forma. Siam (ex Diels). Distr. Cochinchina, Mekong. Cissampelos Pareira, Linn.—F.B.I., i. p. 103; FI. Indo-Chine, i. p. 149; Diels, Engler Pflanzenr., Menisperm., p. 286. Petchabouri River (ex F7. Indo-Chine). Distr, Tropics. Cyclea sp. n. ? | Chiengmai, Ban Pong, in mixed jungle, 330 m., Kerr, 1940(Q). BERBERIDACEAR. Mahonia nepalensis, Craib, Kew Bull. 1911, p. 1i, viz DC. Chiengmai, Doi Sootep, 1500-1650 m., Kerr, 1107. The specimens collected by Dr. Kerr are in fruit only, but evidently they do not belong to typical M. nepalensis. The fruit is much nearer to var. Leschenaultii, but in the absence of flowering material I hesitate to refer it to this variety. , 1] ) NYMPHAEACEAE, Nymphaea cyanea, Roxb. Chiengmai, 300 m., Kerr, 1396. Distr. EH, Bengal. Lao name, Dauk Pan (ex Kerr). For the determination of this plant and for the Crucifer collected by Dr. Kerr I am indebted to Mr. J. R. Drummond. Nelumbium speciosum, Wil/d.—F.B.1., i. p. 116; Fl. Indo-Chine, i, p. 162. Chiengmai moat, 300 m., Kerr, 1362. Distr. EK. Asia, Australia—often cultivated. Lao name, Booa (ex Kerr). CRUCIFERAE, Arabis hirsuta, Scop.—Hosseus, ii. p. 390. Chieng Dao, banks of Meh Ping (ex Hosseus). Distr. Temperate regions. Cardamine hirsuta, Linn.—FI1. Indo-Chine, i. p. 170; Hosseus, ii. | Chiengmai, Doi Sootep (ex Hosseus). Widely distributed. Erysimum cheiranthus, Linn. ?—Hosseus, 11. p. 390. Chieng Dao, bank of Meh Ping (ex Hosseus). Distr. ‘Temperate regions. Nasturtium montanum, Wall.—F.B.I., i. p. 134. Chiengmai, 300 m., Kerr, 1697—“ a garden weed.” Distr. India, China, Tonkin, Java. CAPPARIDACEAE. Polanisia viscosa, DC. Cleome viscosa, Linn.—F.B.I., i. p. 170 ; FI]. Indo-Chine, i. p. 173. | Chiengmai, 300 m., Kerr, 1846. Distr. Tropics and subtropics. Gynandropsis pentaphylla, DC.—F.B.L, i. p. 171; FI. Indo- Chine, i. p. 175. Bangkok, Zimmermann, 4; Chiengmai, 300 m., Kerr, 1904— “fruit eaten.” Distr. Common in Tropics. Lao name, Pik Som Sien (ex Kerr). Niebuhria decandra, Gagnep., var. angustifolia, Gagnep., Fl. Indo- Chine, i. p. 176. Muong Pran (ex Fl. Indo- Chine). Niebuhria siamensis, Kurz, For. Fi. Burma, i. p. 59; Fl. Indo- Chine, i. p. 177. Ratbouri Province (ex For, Fl. Burma). Capparis echinocarpa, Pierre ex Gagnep.—F I. Indo-Chine, 1 i. p. 195. Petchabouri, meer, 4016. 12 Capparis flavicans, Wall.—F.B.1., i. p. 179; For. Fl. Burma, i. p- 63; Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 19. C. cambo- diana, Pierre ex Gagnep.—F I. Indo-Chine, i. p. 194. Lakon, 300 m., Kerr, 1010; Ratbouri, Teyana ; aemas, Witt. Distr. Burma. | Capparis foetida, Blume- —Fi. Indo-Chine, i i, p. 184. Paknampo, Witt, 6. “Distr. Cochinchina. Capparis horrida, Linn. 7—F.B.L1., i. p. 178; For. Fl. Burma, i. p. 62; Coll. et Hemsl., Journ. Linn. ‘Soc., xxviii, p. 21; FL. Indo- Chine, i. p. 185. ; Meh Ngat, 420 m., Kerr, 1035. Distr. India, Burma, Malaya, Philippines. pecs micracantha, DC.—F.B.1.,1. p. 179 ; For, Fl. Burma, i. Fl. Indo-Chine, i. p. 186. ? C. roydsiaefolia, Kurz, For. FI. Bae 1, p, 61 5 Eb Indo-Chine, i. p. 196. C. sp., Williams, Bull. Herb. Boiss., v. a0) 24, pro parte. Paknampo, Witt 3 ; Bangkok, Zimmermann, 63, Schomburg h, 107. Distr. Burma, Cambodia, Malaya, Philippines. Capparis sepiaria, Zinn.—F.B.L., i. p. 177; For. Fl. Burma, i. p. 66 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 21; FI. Indo- Chine, i 1p. AP]. 2 Chiengmai, mixed jungle at foot of Doi Sootep, 300 m. , Kerr, 609. Distr. India, Malaya, Philippines. Lao name, Lep Meau (ex Kerr). Capparis siamensis, Kurz, For. Fl. Burma, i. p. 63; Williams, Bull. Herb. Boiss., v. (1905) p. 24; Fl. Indo-Chine, i. p. 195. Ratbouri, Teysmann, 5927 ex Hb. Kurz ; Paknampo, Witt 1. . Cappatis tenera, Dalz., var. latifolia, Hook. f. et Th., ¥.B.L., p. 179. C. disticha, Kurz, Journ, As. Soc. Beng., xliii. p. 70; For or. Fl. Burma, i. p. 62. Chiengmai, scandent among bamboo clumps on banks of Meh Ping, 300 m., Kerr, 606. Distr. Pegu, Rangoon. Capparis Thorelii, Gagnep., var. pranensis, Gagnep.—F l. leds: Chine, i. p. 190. Muong Pran, Pierre, 4018. Capparis sp. — Williams, Bull: Herb. Boiss., v. (1905) p. 24, partim. Bangkok, Schomburgh, 108. Crataeva Slay Ham. C. linia Forst., var. Nurvala, Hook. f. et Th., F.B.L, i. p. 172. C. religiosa, F orst., var. Narvala, Fl. Indo-Chine, it, 178. Phre, Hooey Kamin, 180 m., Kerr, 989. Distr. India, Indo-China, Malay a Lao name, Mai Fukk Kum (ex Kerr). ) 13. VIOLACEAR. Viola Patrinii, DC.—F.B.1., i. p. 183 ; Fl. Indo-Chine, i. p. 208 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 21 ; Hosseus, ii. p, 415. Pahombuk, Muang Fang, 2000 m. (ex Hosseus), Distr. Afghanistan to Japan. : ‘Viola serpens, Wall—F.B.L., i. p. 184; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 22 ; Hosseus, ii. p. 415. Chiengmai, Doi Sootep, 1200-1500 m., Kerr, 518, 518a; 1500- 1680 m., Hosseus, 190. Distr. India, China, Burma, Malaya. Alsodeia Murtonii, Crazb, Kew Bull. 1910, p. 275. A. macrophylla, Williams, Bull. Herb. Boiss., v. (1905) p. 24, pro parte; FI. Indo- Chine, i. p. 217, pro parte, nun Decne. Koh Klone, Murton, 15. Alsodeia sp., Crazb, Kew Bull. 1910, p. 275, in nota. A. macro- phylla, Williams, Bull. Herb. Boiss., v. (1905) p. 24, pro parte; FI. Indo-Chine, i. p. 217, pro parte, non Decne. - Chantaboon, Murton 72. Closely related to A. membranacea, King, a native of Perak. Scyphellandra Pierrei, H. de Boissiew—F 1. Indo-Chine, i. p. 218, cum tab. S. virgata, Hosseus, i. p. 415, viz Thwaites. Near Chantaboon, Murton, 84 ; between Wann Bao and Chieng Dao, 420 m., Hosseus, 465; Meh Ping Rapids, Ban Kaw, under bamboo, Kerr, 2025. Distr. Cochinchina. BIXACEAE. Bixa Orellana, Linn.—F.B.I., i. p. 190; For. Fl. Burma, i. p.72 ; Fl. Indo-Chine, i. p. 220; Hosseus, 11. p. 415. Paknampo (ex Hosseus). Distr. Tropics—often cultivated. Flacourtia Thorelii, Gagnep.—F 1. Indo-Chine, i. p. 236, var. ? 'Chiengmai, Doi Sootep, 600-900 m., Kerr, 562 (3); Ban Meh Tah, 450 m., Kerr, 562a (Q); Phre, 120-180 m. Luang Vanpruk, 144. , Distr. Nong-kay. Lao name, M’Kwen (ex Kerr). This species is represented in Herb. Kew by female specimens only. Kerr’s 562a agrees with these, but 562 differs from the description in having the filaments glabrous. Taraktogenos serrata, Pierre ex Gagnep.—F |. Indo-Chine, i. p. 224. Muong Pran (ex Fl. Indo-Chine). : Distr. Cochinchina (ex Fl. Indo-Chine). Xylosma brachystachys, Craib, a X. longifolia, Clos, foliorum nervis paucioribus, inflorescentia reducta recedit. Suffrutex sarmentosus, dioicus, glaber, in exemplo uno tantum spina solitaria axillari 4 mm. longa visa; ramuli graciles, cortice primo pallide brunneo mox cinereo pauci-lenticellato obtecti. Folia plerumque oblonga vel oblongo - oblanceolata, apice acuminata, plerurnque caudatim, mucronulata, basi cuneata vel late cuneata, 14 3°5-14'5 em. longa, 1°2-5 cm. lata, rigide chartacea, nervis latera- libus utrinque 5-7 iis basalibus obliquis subrectis exceptis arcuatis supra conspicuis subtus cum costa prominentibus, nervis transversis uti lineis subparallelis pagina utraque conspicuis, margine, basi acumineque exceptis, serrata ; petioli ad 4 mm. longi, supra canali- culati, sicco pailide virides. Inflorescentia d petiolos subaequans vel paullo superans; pedicelli 1:5 mm. longi, glabri, basi parvi- bracteati. Calcycis lobi 5, acuminati, 1°25 mm. longi, 1-1°5 mm. lati, glabri. Stamina numerosa, basi disco crenulato cincta, fila- mentis ad 1°75 mm. longis. Inflorescentia Q petiolos subaequans ; pedicelli vix 1 mm. longi, glabri, bracteis parvis. Calyx 1°5 mm. altus, ovario adpressus. Ovarium 0°75 mm. altum, basi disco cinctum, placentis duobus, pauciovulatum ; stylus validiusculus, ovario subaequialtus.— Crab, Kew Bull. 1912, p. 145. Chiengmai, in evergreen jungle on Doi Sootep, 660 m., Kerr,: 1821. POLYGALACEAE. Salomonia cantoniensis, Lour.—F.B.L., i. p. 206; FI, Indo-Chine, | 1, p. 250. Chiengmai, Doi Sootep, 360 m., Kerr, 1335, Distr. S.E. Asia. 7 Salomonia longiciliata, AKwrz—F1. Indo-Chine, i. p. 251, cum tab ; Hosseus, ii. p. 403. : Wang Djao, 100 m., Hosseus, 121; Chiengmai, in deciduous jungle on Doi Sootep, 360 m., Keri, 1350. Distr. Pegu (Cambodia, ex Fl. Indo-Chine). Polygala aurata, Gagnep.—F 1. Indo-Chine, i. p. 260. Meh Ping, Muang Haw, among grass in open deciduous jungle, 240 m., Kerr, 2020. Distr. Cochinchina, Laos. I am indebted to Mons. Gagnepain for kindly confirming this determination, but I must at the same time admit that | do not know what Blume’s P. brachystachys is. P.aurata is certainly very near to if not quite identical with the P. brachystachys of the Mat. Mal. Pen. but whether King rightly identified his plant with Blume’s the material at Kew is insufficient to decide. Polygala glomerata, Lour.—F.B.1., i. p. 206; Fl. Indo-Chine, i. p- 257. PP. densiflora, Blume—Chodat, Monogr. Polygal., ii. p. 380. Chiengmai, Doi Sootep, 660-1200 m., Kerr, 1372, 1372a. Distr. N. India, Indo-China, China, Malaya. Polygala longifolia, Poiry.—Chodat, Monogr. Polygal., ii, p. 358 ; Fl. Indo-Chine, i. p. 257; Hosseus, ii. p. 403. P. leptalea, DC.— F.B.1L., i. p. 202, partim; Coll. et Hemsl., Journ. Linn. Soc., XXVili. p. 22. Chiengmai, in eng jungle on Doi Sootep, 300-600 m., Kerr, 755, Distr. India, Burma, N.E. Australia. Polygala persicariaefolia, DC—F.B.1., i. p. 202; Chodat, Monogr. Polygal., ii. p. 331. Chiengmai, among grass on Doi Sootep, 1500 m., Kerr, 887, Distr, India, Burma, Assam, Yunnan, Trop. Africa. 16 Polygala tricholopha, Chodat, Monogr. Polygal., ii. p. 98. P. arillata, Ham.—F.B.L, i. p. 200, partim. Chiengmai, scandent in evergreen jungle on Doi Sootep, 900 m., Kerr, 700. Distr. Nepaul, Khasia. Polygala triphylla, Ham., var glaucescens, A. W. Benn., F.B.L1., i. p. 201 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 23 ; Hosseus, li. p. 403. Chiengmall among grass on Doi Sootep, 1500 m., Kerr 777, 886 ; Wang Djao, 100 m., Hosseus 55, : Distr. India, China, Burma, Malay Peninsula. P. cardiocarpa, Kurz, which is not represented in Herb. Kew must be closely allied to this plant. According to Fl. Indo-Chine P. cardiocarpa does occur in Indo-China, whereas P. glaucescens is not mentioned in that Flora. Xanthophyllum flavescens, Roxd., var virens, A. W. Benn., F.B.I1., i, p. 209. X. virens, Roxb.—For. Fl. Burma, i. p. 81. Muang Prow, Meh Ngat, 480 m., Kerr, 1038. Distr. Burma, Assam. Lao name, Kang Kau (ex Kerr). CARYOPHYLLACEAE. Brachystemma calycinum, Don—F.B.I.,i. p. 235 ; Fl, Indo-Chine, i, p. 265; Hosseus, ii. p. 388. Chieng Dao, 400 m., Hosseus, 470. Distr. Nepaul to Yunnan. Polycarpaea corymbosa, Lamk.—F.B.1.,i. p. 245 ; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 24; FI. Indo-Chine, i. p. 267; Hosseus, ii. p. 389. Kau Phra Dang, 120-230 m., Hosseus, 158. Distr. Tropical Asia and Africa. PORTULACACEAE. Portulaca oleracea, Linn.—F.B.I., i. p. 246; Fl. Indo-Chine il, p. 274. | Chiengmai, 300 m., Kerr, 1473—“a garden weed.” Distr. All warm countries. HYPERICACEAE. Hypericum japonicum, Thunb.—F.B.1., i. p. 256; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 24; FI. Indo-Chine, i. p. 286; Hosseus, ii. p. 413 (H. javanicum). Chiengmai, Doi Sootep, 700 m., Hosseus, 485. Distr. India, Burma, China, Japan, Malaya, Australia, New Zealand. Cratoxylon polyanthum, Korth.—F.B.L.,i. p. 257; For. Fl. Burma, i. p. 84; Williams, Bull. Herb. Boiss., v. (1905) p. 25; Fl. Indo- Chine, i. p. 290. Chiengmai, Doi Sootep, 390 m., Kerr, 1080; Petchabouri (ex Fl. Indo-Chine). Distr, Throughout Indo-China, China, Malaya, Philippines. 16 Cratoxylon prunifolium, Dyer, F.B.1., i. p. 258 ; Fl. Indo-Chine, i. p. 289. C. pruniflorum, Kurz, For. Fl. Burma, i. p. 84. Chiengmai, in deciduous jungle on lower slopes of Doi Sootep, 300-600 m., Ker, 611. Distr. Burma, Yunnan, Cambodia. (GGUTTIFERAE. Garcinia cornea, Linn—F Bie i. p. 260; For. Fl. Burma, . i, p. 88. Chiengmai, Doi Sootep, 660 m., Kerr, 1073 ¢; Meh Kung, 420 m., Kerr, 1020 Q; Me Yuak Phre, 240 m., Luang Vanpruk, 237 (3). Distr. India, Burma, Malaya. Lao name, Pawng (ex Luang Vanpruk). Garcinia Cowa, Rorb.—}F.B.L., 1. p. 262, partim; For. Fl. Burma, 1. p. 90. au. Chiengmai, Doi Sootep, 900 m., Kerr, 1124. Distr. Bengal, Burma, Assam, Yunnan. Garcinia merguensis, Wight—F.B.I., i. p. 267; For. Fl. Burma, i. p. 89; FI. Indo-Chine, 1. p. 299. Chiengmai, Doi Sootep, 600 m., Kerr, 1135 Q, 1139 @. Distr. Burma, Malacca, Cambodia. Garcinia Morella, Desrouss.—F.B.L., i. p. 264. Siam (ex F.B.I.). Distr. India, Khasia, Malay Peninsula (ex F.B.L.). Garcinia Schomburgkiana, Pierre—Fl. Indo-Chine, i. p. 312; non Williams, Bull. Herb. Boiss., v. (1905) p. 25. Siam, Schomburgh, sine num. Garcinia Xanthochymus, Hook. f.ex T, And., F.B.L., i. p. 269; For. Fl. Burma, i. p. 93; Williams, Bull. Herb. Boiss., v. (1905) p. 26. Chiengmai, Doi Sootep, 660 m., Kerr, 1201. Distr. India (often cultivated), Lao name, Mai Dah (ex Kerr). Ochrocarpus siamensis, 7. And., F.B.1., i. p. 270; For. FI. Burma, i. p. 94; Fl. Indo-Chine, i. p. 293 ; Williams, Bull. Herb. Boiss., v. (1905) p. 25. Chiengmai, on lower slopes of Doi Sootep, 300-450 m., Kerr, 548. Distr. Burma, Cambodia, Cochinchina. Lao name, Saliip Pi (ex Kerr). Calophyllum Inophyllum, Linn.—F.B.1., i. p. 273; For. Fl. Burma, i. p. 95; Fl. Indo-Chine, i. p. 324; Williams, Bull. Herb. Boiss., v. (1905) p. 25. Garcinia Schomburghiana, Williams, Bull. Herb. Boiss., v. (1905) p. 25, non Pierre. Bangkok, Schomburgk, 151. Distr. India, Burma, China, Cochinchina, Malaya. Mesua ferrea, Linn.—F.B.I., 1. p. 277; For. Fl. Burma, i. p. 97 ; Fl. Indo-Chine, i. p. 328 ; Williams, Bull. Herb. Boiss., v. (1905). p. 25. Chiengmai, cultivated, 300 m., Kerr, 1211; Bangkok, Zimmer- mann, 110. Distr, Throughout India, Indo-China, Malaya—often cultivated. ) 17 TERNSTROEMIACEAE, Anneslea fragrans, Linn.—F.B.I., i. p. 280; For. Fl. Burma, i. p- 98; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 25 ; Williams, Bull. Herb. Boiss., v. (1905) p. 25; FI. Indo-Chine, i. p. 335 ; Hosseus, ii. p. 412, Chiengmai, Doi Sootep, 1350-1680 m., Kerr, 509, Hosseus, 216. Distr. Burma. Ternstroemia japonica, T’hunb.—F.B.1., i. p. 280; For. Fl. Burma, i, p. 99; Fl. Indo-Chine, i. p. 332. Chiengmai, Doi Sootep, 1500 m., Kerr, 1307 (Q), 900 m., Kerr, 1257 (d). Distr. India, Burma, China, Japan, Cambodia, Cochinchina. This plant may have eventually to be separated from 7. japonica from which it differs chiefly in being dioiceous. It may be the ae plant as noted by Griffith and commented on in FI. Brit. ndia. Adinandra integerrima, 7. And. ex Dyer, F.B.I., i. p. 282; FL. - Indo-Chine, i. p. 334. Chiengmai, Doi Sootep, 900 m., Kerr, 1156. Distr. Yunnan, Cambodia, Malay Peninsula. Eurya acuminata, ))C., var. Wallichiana, Dyer, F.B.I., i. p. 285; Fl, Indo-Chine, i. p. 339 ; Hosseus, ii. p. 412. Chiengmai, in evergreen jungle on Doi Sootep, 1260-1680 m., _ Kerr, 875, 1504, Hosseus, 182. | Distr. India, Burma, China, Malaya. Eurya japonica, Thunb., var. nitida, Dyer, F.B.1., i. p. 284; FI. Indo-Chine, i. p. 338 ; Hosseus, ii. p. 412. Chiengmai, Doi Sootep, 1500-1700 m., Kerr, 510, Hosseus, 181, 183. Distr. India, Indo-China, Malay Archipelago. Saurauja cerea, Grifith ex Dyer, F.B.I., i. p. 288 ; Hosseus, ii. p.- 412. 8S. armata, Kurz, For, Fl. Burma, 1. p. 103. Muang Fang, 1000 m. (ex Hosseus). Distr. Bhutan, Upper Burma. Saurauja Roxburghii, Wall.—F.B.L., i. p. 287; For. Fl.. Burma, i. p. 103; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 25; FI. Indo-Chine, i. p. 26. Chiengmai, in evergreen jungle on Doi Sootep, 900 m., Kerr, 686. Distr, E. India. Schima Wallichii, Choisy—F.B.1., i. p. 289; For. Fl. Burma, i. p. 106; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 25; FI. Indo-Chine, i. p. 350. Chiengmai, Doi Sootep, 660-1350 m., Kerr, 1083. Distr. India, Burma, Yunnan. Lao name, Méh Tah Loh (ex Kerr). Pyrenaria camellieflora, Kurz, var. ? -Chiengmai, Doi Sootep, 1350-1650 m., Kerr, 1102. Differs from P. camellieflora, chiefly in the slightly larger flowers. 21218 B 18 Camellia sp. Chiengmai, Doi Sootep, 1200-1700 m., Kerr, 889, Hosseus, 180. Lao name, Mieng Pa (ex Kerr). - Hosseus, ii. p. 413, determines this plant as Thea japonica, Linn., forma. In Kew Bull. 1911, p. 16, the writer referred it to C. drupifera, Lour. After further examination of the specimens quoted and a comparison with the material in Herb. Kew the writer has failed to match it absolutely with any specimen in the Herbarium, and considering the rather involved state of the synonymy within the genus, he prefers to leave the identification doubtful. DIPTEROCARPACEAE. Dipterocarpus alatus, Roxd.—F.B.L., i. p. 298, excl. syn. D. costatus; For. Fl. Burma, i. p. 116; Brandis, Journ. Linn. Soce., xxxi. p. 34; FI. Indo-Chine, i. p. 362; Williams, Bull. Herb. Boiss., v. (1905 p. 26; Ryan et Kerr, Journ. Siam Soc., viii. p. 5. Chiengmai plain, 300 m., Kerr, 532. | Distr. Burma. Lao name, Mai Yang (ex Kerr). Dipterocarpus costatus, Gaertn—For. Fl. Burma, i. p. 117; Brandis, Journ. Linn. Soc., xxxi. p. 35; Ryan et Kerr, Journ. Siam Soc., viii. p. 5. D. alatus, Dyer, F.B.L., i. p. 298, partim. Chiengmai, in evergreen jungle on Doi Sootep, 600—(? 1500) m., Kerr, 1067. | Distr. Chittagong (fide Smith in litt.), Burma, Robertson, 118, Brandis in Herb. Kurz. Lao name, Mai Yang Pai (ex Kerr). A portion of Kerr’s 1067 was sent to Calcutta Herbarium, and was compared with the material there by Mr. W. W. Smith, who remarks that it agrees well with the Burmese specimens referred to D. costatus by the late Sir George King. Through lack of material, Dyer, in the Flora of British India, l.c., reduced this species to D. alatus, and Brandis, for the same reason, while enumerating it as a distinct species, seems to indicate that it is not a very satisfactory species. The receipt of good material shows, however, that it is a well-marked species, and quite distinct from D. alatus. Dipterocarpus intricatus, Dyer— Brandis, Journ. Linn. Soce., xxxi. p. 39; Fl. Indo-Chine, i. p. 360. Korat, 60-90 m., Witt. Distr. Cambodia, Cochinchina. Siamese name, Mai Krat (ex Witt). Dipterocarpus obtusifolius, Z'eysm.—F.B.1., i. p. 295; For. Fl. Burma, i. p. 115; Brandis, Journ. Linn. Soc, xxxi. p. 27; Fl. Indo-Chine, i. p. 358 ; Williams, Bull. Herb. Boiss., v, (1905) p. 26. Chiengmai, Doi Sootep, 300-900 m., Kerr, 931, Hosseus, 298 ; Teysmann, 5918 Herb. Bog. sine loc. Distr, Burma. Lao name, Mai Hieng (ex Kerr). ) 19 Ryan and Kerr, in their paper on the Diptérocarpaceae of Northern Siam in Journal Siam Soc., vol. viii., describe D. obtusi- folius as having “the young shoots, petioles, stipules and inflore- scence densely clothed with long tawny fascicled hairs,” and describe a variety subnudus which has the young shoots and stipules quite glabrous, the petiole glabrous for the greater part of its length, and the calyx tube quite glabrous or silky pubescent. Hosseus, ii. p. 413, refers his 298 to D. Duperreanus, Pierre and says that that species is very closely allied to D. obtusifolius. So far as the material in Herb. Kew goes, it appears advisable to the writer to follow the first-named authors and regard the one plant as a variety of the other. The two plants apparently bear exactly the same relationship to each other as Pentacme siamensis does to its variety mekongensis. | Dipterocarpus tuberculatus, Rorb.—F.B.1., i. p. 297; For. FI. Burma, i. p. 113; Brandis, Journ. Linn. Soe., xxxi. p. 32; FI. Indo-Chine, i. p. 361; Williams, Bull. Herb. Boiss,, v, (1905) p. 26; Hosseus, ii, p. 414. Chiengmai, on lower slopes of Doi Sootep, 300-450 m., Kerr, 1066 ; Korat, 60-90 m., Witt; Teysmann, 5932 in Herb. Bog, sine loc. Distr. Burma, Cochinchina. Lao name, Mai Tiing (ex Kerr). Here again there are two varieties bearing the same relationship to each other as in the case of D. obtusifolius and Pentacme stamensis. The tomentose form has been named var, tomentosus by Ryan and Kerr lc., p. 4. Large suites of specimens have been received lately at Kew from Dr. Kerr and to the writer these bear out the advisability of following the treatment proposed by Ryan and Kerr, Dipterocarpus turbinatus, Gaerin.— F.B.L., 1. p. 295, e. p.; For. Fl. Burma, i. p. 114; Brandis, Journ. Linn. Soc., xxxi. p. 27; Hosseus, ii. p. 414; Ryan et Kerr, Journ. Siam Soc., viii. p. 3. D. laevis, Ham.—For. Fl. Burma, i, p. 114. Chiengmai, Doi Sootep, 600 m., Kerr, 1152; Kau Phra Dang, Flosseus. Distr, Assam, Burma, Malacca. Lao and Siamese name, Mai Yang (ex Kerr). Shorea floribunda, Kurz ex Dyer, F.B.1., i. p. 304; For. FI. Burma, i. p. 119; Brandis, Journ. Linn. Soc., xxxi. p. 85; Hosseus, ii. p. 414; Ryan et Kerr, Journ. Siam Soc., viii. p. 6. Chiengmai, Doi Sootep, 300-800 m., Kerr, 527, 567, Hosseus, 427; Phre, 135 m., Luang Vanpruk, 131. Distr. Burma. Lao name, K’Yawm (ex Kerr). Shorea obtusa, Wall.—¥.B.L., i. p. 306; For. Fl. Burma, i. p, 118; Brandis, Journ. Linn. Soc., xxxi. p. 80; Fl. Indo-Chine, i. p. 378 ; Ryan et Kerr, Journ. Siam Soc., viii. p. 6. . Chiengmai, lower slopes of Doi Sootep, 300-600 m., Kerr, 549 ; Phre, 150-450 m., Luang Vanpruk, 195. : Distr. Throughout Indo-China, East India. Lao name, Mai Ngaa (ex Kerr). 21218 B 2 20 Hopea odorata, Roxb.—F.B.L., i. p. 308; For. Fl. Burma, i. p. 120; Brandis, Journ. Linn. Soc., xxxi. p. 59; Fl. Indo-Chine, i. p, 373; Ryan et Kerr, Journ. Siam Soc., viii. p. 8. Chiengmai, Doi Sootep, 300-750 m., Kerr, 1099 ; Muang Win, 420-450 m., Misbet, 1069 in Herb. Kerr; Bangkok, Zimmermann, 103 ; Lem Tong Lan, Murton, 121. Distr. General in Indo-China, Andaman Is., Borneo. Lao name, Mai Takien (ex Kerr). Murton, 121 is referable to var. eglandulosa, Pierre. Pentacme siamensis, Kurz, For. Fl. Burma, i. p. 119; FI. Indo- Chine, i. p. 385. Shorea siamensis, Miq.—F.B.L, 1. p. 304 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 25; Ryan et Kerr, Journ. Siam Soc., viii. p. 7. Var. 8 suavis, Pierre —Fl. Indo-Chine, l.c., p. 386. Chiengmai, Doi Sootep, 300-750 m., Kerr, 556 e.p. Var. y mekongensis, Pierre—Fl. Indo-Chine, lc., p. 386; Hosseus, ii. p. 414 ; Ryan et Kerr, Journ. Siam Soc., viii. p. 7. Chiengmai, Doi Sootep, 400-800 m., Kerr, 556 e.p., Hosseus, 477. Distr. Burma. Lao name, Mai Pow (ex Kerr). MALVACEAE. Kydia calycina, Rox).—F.B.1., i. p. 348; Fl. Indo-Chine, i. p. 445; For. Fl. Burma, i. p. 124; Coll. et Hemsl., Journ. Linn. Soc., xxviil. p. 26. Phre, 180-360 m., Luang Vanpruk, 183. Distr. India, Indo-China. Lao name, Lieng Mann (ex Luang Vanpruk). Wissadula zeylanica, Medik.—F 1. Indo-Chine, i. p. 410 ; Hosseus, ii. p. 411. W. rostrata, Planch.—F.B.L,, i. p. 325. Lakon, 300 m., Kerr, 1012; Menam, Petchabun, 70 m., Hosseus, 716a. Distr. Tropics. Sida acuta, Burm.—fl. Indo-Chine, i. p. 402. SS. carpinifolia, Linn.—F.B.I[., 1. p. 323; Williams, Bull. Herb. Boiss., v. (1905) p- 961. Chiengmai, 300 m., on waste ground, Kerr, 1478. Distr. S.E. Asia. Sida mysorensis, Wight et Arn.—F.B.I., i. p. 322; Fl. Indo- Chine, i. p. 403. Chiengmai, Doi Sootep, 660 m., Kerr, 959. Distr. India, throughout Indo-China, Java. Abutilon graveolens, Wight et Arn.—F.B.L., i. p. 327; Fl. Indo- Chine, i. p. 408. Phre, 150 m., Luang Vanpruk, 194. Distr. S.E. Asia. Lao name, Aab Koa (ex Luang Vanpruk), ; 21 Abutilon indicum, G. Don—F.B.1., i. p. 326; Fl. Indo-Chine, i. p. 409; Hosseus, ii. p. 409. Bangkok, Schomburgk, 208, Zimmermann, 165; Chiengmai, in scrub jungle, 300 m., Kerr, 1467; Paknampo (ex Hosseus). Distr. Tropics. Malachra capitata, Zinn.—F.B.1., i. p. 329; Fl. Indo-Chine, i, p. 411. | 3 Bangkok, Zimmermann, 32. Distr, Tropics. Urena lobata, Linn., var. sinuata (Linn.)—FI. Indo-Chine, i. p. 414, U. stnuata, Linn.—F.B.L., 1. p°329. Bangkok, Zimmermann, 22. Distr. ‘Tropics. Urena repanda, Roxb.—F.B.1., i. p. 330; Williams, Bull. Herb. Boiss., v. (1905) p. 961; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 26; Fl. Indo-Chine, i. p. 416 ; Hosseus, ii. p. 410. Chiengmai, Doi Sootep, 40C—500 m., Hosseus, 278 ; Raheng, Lindhard, 64; Siam (?), Candler ; Wang Djao (ex Hosseus). Distr. India, Burma, China. Urena rigida, Wall.—F.B.1., i. p. 330; Fl. Indo-Chine, i. p. 414 ; Hosseus, ii. p. 411. Siam (?), Candler; Chiengmai, Doi Sootep, 1680 m. (ex Hosseus). Distr. India, Malacca, Borneo. Malvaviscus arboreus, Cavan.—F 1. Indo-Chine, i. p. 412. Bangkok, Zimmermann, 51. Distr. Native of Trop. America and W. Indies, often cultivated in the tropics. | Decaschistia parviflora, Kurz, Journ. As. Soc. Beng., xxix. p. 66. D. Thorelii, Pierre — FI. Indo-Chine, i. p. 420. Kanburi, Teysmann, ex herb. Kurz; Petchabouri, Pierre, 3922. Distr. Cambodia. Decaschistia siamensis, Craib, a D. crotonifolia, Wight et Arn., foliis tenuioribus supra scaberulis, floribus fructibus seminibusque minoribus recedit. Fruticulus ad 1°2 m. altus (ex Kerr); ramuli primo densius tomentoso - pubescentes praetereaque pilis stellatis rigidioribus longioribus passim instructi. Folia late ovata, ovata vel ovato- lanceolata, apice acuta, basi rotundata vel obtusa, interdum subcor- data, 6-14 em. longa, 1-6°5 cm. lata, tenuiter chartacea, supra breviter, tenuiter stellato-pubescentia praetereaque ob pilos paucos stellatos longiores et multo rigidiores scaberula, subtus densius, molliter tomentosa, margine distanter irregulariter serrata nisi parte basali integra, e basi trinervata, nervis secondariis (e costa ortis) utrinque 4-6 supra conspicuis subtus prominentibus, nervis trans- versis subtus prominulis, costa subtus basin versus glandula ad 4 mm. longa instructa ; petioli 1-3 cm. longi, dense tomentost ; stipulae e segmentis tribus subaequilongis ad 1*2 cm. longis consti- tutae, caducae. Flores axillares, solitarii vel gemini, pedicellis usque ad 7 mm. longis suffulti. Bracteolae 10, aequales, lineares, acutae, ad 8 mm. longae et 1°75 mm. latae, extra tomentosae, intra 22 subsericeae. Calyx sub anthesin circiter 1 cm. longus, fere ad medium lobatus, lobis late deltoideis acuminatis acutis 5 mm. latis extra hirsutis intra superne adpresse pilosulis distincte nervatis ; calyx infructescens parum major. Corolla 4 cm. longa, sulphurea nisi basi atro-purpurea (ex Kerr). Stamina gynoeciumque generis. Capsula calycem vix aequans, dense hirsuta. Semina 3°95 mm. longa, glabra..—Cratb, Kew Bull. 1912, p. 146. > Sriracha, in scrub jungle near the sea, Kerr, 2105. Hibiscus Abelmoschus, Linn.—F.B.I., i. p. 342; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 26; Fl. Indo-Chine, 1. p. 434; Hosseus, ii. p. 410. H. caneellatus, Williams, Bull. Herb. Boiss., v. (1905) p. 28, non Roxb. 7 Bangkok, Schomburgk, 310, Zimmermann, 148; Paknampo (ex Hosseus). Distr. India; generally cultivated in the tropics. Hibiscus cancellatus, Ror).—F.B.I1., i. p. 342, partim; Fl. Indo- Chine, i. p. 435; non Williams, Bull. Herb. Boiss., v. (1905) p. 28. Chiengmai, in mixed jungle at foot of Doi Sootep, 300 m., Kerr, 764. Distr. India, Yunnan, Hibiscus cancellatus, Roxb., var. fusiformis, Wall.—F.B.L., i. p. 343 ; Hosseus, 1. p. 410. Banks of Meh Kok, 100 m. (ex Hosseus). Occurs with type. Hibiscus glanduliferus, Crazb, Kew Bull. 1910, p. 275. Chiengmai, Kerr, 778. Hibiscus. macrophyllus, Rox).—F.B.L., i. p. 337; For. Fl. Burma, i, p. 126; Fl. Indo-Chine, i. p. 426, Pr, Phre, Hooey Kong Muang, 240 m., Luang Vanpruk, 218. Distr. Indo-China, Malay Peninsula. | Lao name, Tawng Toa (ex Luang Vanpruk). | “The fibre is used for elephant rope” —Luang Vanpruk. Hibiscus Rosa-sinensis, Linn.— F.B.L., i. p. 344; For. Fl. Burma, i, p. 125; Fl. Indo-Chine, i. p. 429, Bangkok, Zimmermann, 43, 79. Distr. Tropics—often cultivated. Hibiscus sagittifolius, Kurz—? Fl. Indo-Chine, i. p. 434; Hosseus, ii. p. 414), Chiengmai, in open grassy spots on Doi Sootep, 450 m., Kerr, 638 ; Pitsanulok, Nakontai, 120 m. (ex Hosseus). . Distr. Burma, Cambodia, Cochinchina, | There is in Herb. Kew no authentically named material of H, sagittifolius but specimens sent to Kew lately from Maymyo which seem to fit Kurz’s original description do not agree with specimens received from Paris under that’ name. Kerr’s plant quoted above approaches var. septentrionale, Gagnep., Fl. Indo- Chine, l.c. Hibiscus schizopetalus, Hook. f.—Fl. Indo-Chine, i. p. 432. - Bangkok, Zimmermann, 33. | | . Distr. Mozambique-—- often cultivated in the tropics. 23 Hibiscus Solandra, Z’ Herit.—F.B.L., i. p. 336. Bang Toong Cha, foot of Meh Ping Rapids, 120 m., Kerr, 906. Distr. Trop, Africa, Afghanistan, India, Burma. Hibiscus subnudus, Craib, radice floribusque H. sagittifolio, Kurz, similis sed caulibus sub anthesin fere nudis, indumento diverso, involucri bracteis brevioribus differt. Herba 15-31 cm, alta; radix perennis, crassa, fusiformis vel napiformis, ad 10 cm. longa, 6 cm. diametro ; caules annui, 2°5—4°5 mm, diametro, juventute erecti, anni praeteriti prostrati, primo pilis brevibus rigidiusculis reflexis dense obtecti et praeterea pilis longius- culis deciduis parce instructi. Folia cordato - reniformia vel sagittata, apice obtusa, 1°5-2 cm. longa, 1°2-1°7 cm. lata, rigide chartacea, crenata, utrinque pilis albis nitidis longiusculis rigidius- culis deciduis instructa, nervis e basi 5 utrinque conspicuis ; petioli 8-13 mm. longi, indumento ut foliis ; stipulae parvae, deciduae. Pedunculi axillares, uniffori, raro furcati, 6°5-10 cm. longi, indumento ut caulibus. _ Involucri bracteae 7, e. basi liberae, lineari- lanceolatae, obtusae, 1 cm. longae, 1°5 mr. latae, indumento brevi ut caulibus et praeterea pilis longis sparse ciliatae. Calyx spathaceus vel in segmenta dua irregulariter fissus, involucrum paullo superans, puberulus. Corolla longe exserta, 5-6 cm. longa, 6-6°5 cm. diametro, sulphurea nisi oculo coccineo (ex Kerr); petala late obovata vel subrhomboidea, 4°7 cm. lata, glabra, ungui brevi. Filamenta in columnam 1°5 cm. altam connata, Styl rami 4, subconnati, stigmatibus spatulatis breviter pilosis. Fructus vix maturus, late ellipsoideus, 1°6 cm. altus, 1 cm. diametro, parce albo- hirsutus.— Craib, Kew Bull. 1911, p. 19. Near Meh Mau, 300 m., in deciduous jungle, Kerr, 1004. Lao name, Chi Chaw (ex Kerr). 7 | Hibiscus surattensis, Linn.—F.B.1., i. p. 334 ; Williams, Bulli. Herb. Boiss., v. (1905) p. 961; Fl. Indo-Chine, i. p. 423 ; Hosseus, li. p. 410. oe Wann Bao and Chieng Dao, 400 m., Hosseus, 468 ; Raheng, Lindhard, 65. | Distr. Trop. Asia, Australia, Africa. Hibiscus vitifolius, Zinn.—F.B.L., i. p. 338. Chiengmai, 300 m., Kerr, 800. Distr. Tropics—often cultivated. 3 Thespesia Lampas, Dalz. et Gibs.—¥F.B.1., i. p. 345; For. FI. Burma, i. -p. 128; FI. Indo-Chine, i. p. 437 ; Hosseus, ii. p. 410. Chiengmai, Doi Sootep, 300-720 m., Kerr, 795; Wang Djao, 100 m., Hosseus, 54. Distr. India, Burma, China, Cochinchina, Malaya, Africa. Thespesia populnea, Courr.—F.B.I., i. p. 345; Fl. Indo-Chine, i. p. 436 ; For. Fl. Burma, i. p. 128. Sriracha, sea-shore, Kerr, 2038. Distr. India, Indo-China, Malay Archipelago, Philippines. Gossypium arboreum, Linn.—F.B.1.,i. p. 347; Fl. Indo-Chine, ‘ ee. 44], sti ae Zimmermann, 131. Sir G. Watt remarks on this plant that it is a “form approach- . ing G. Nanking, Meyen.” | 24 Gossypium herbaceum, Linn.— Hosseus, ii. p. 410. Pitsanulok, Ban Jang, cultivated (ex Hosseus). Distr. Tropics. Bombax cambodiense, Pierre—Fl. Indo-Chine, i. p. 449. Petchabouri ? (ex Fl Indo-Chine). Distr. Cambodia (ex Fil. Indo-Chine). STERCULIACEAE. Sterculia campanulata, Wall. ex Masters, F.B.L., i. p. 362; For. Fl. Burma, i. p. 139. Hills between Muang Prow and Chieng Dao, 600 m., Kerr, 1043. _ Distr. Burma, Malay Peninsula. The identification is not quite certain as the collection consists of a few male flowers. Sterculia lanceolata, Cav.—F 1. Indo-Chine, i. p. 470. Chiengmai, Doi Sootep, 660 m., Kerr, 1088. Distr. China, [Tonkin, Laos, Hainan, ex Fl. Indo-Chine]. Sterculia ornata, Wall.—For. Fl. Burma, i. p. 136 ; FI. Indo- Chine, i. p. 466. S. armata, Mast., F.B.L., i. p. 357. S. campanu- lata, Hosseus, ii. p. 411, non Wall. Doi Chieng Dao, 1700 m., Hosseus, 411. Distr. Burma. Sterculia pexa, Pzerre—Fl]. Indo-Chine, i. p. 462. Bangkok, Zimmermann, 48. Distr. Cochinchina. Tarrietia javanica, Blume. T. cochinchinensis, Pierre—Fl. Indo- Chine, i. p. 482. Sriracha, Nawng Kaw, in evergreen jungle, 30 m., Kerr, 2081. Distr. Java, Cambodia, Cochinchina. Siamese name, Ta Siia ? (ex Kerr). Gagnepain in Fl. Indo-Chine, lc. while retaining Pierre’s species remarks that the fruiting specimens do not differ from T. javanica. Dr, Kerr’s specimens are in flower and agree with T. javanica, Heritiera littoralis, Dryand.—F.B.L., i. p. 363; For. Fl. Burma, i, p. 140 ; Fl. Indo-Chine, i. p. 483. Sriracha, by beach, Kerr, 2100. Distr. Tropical coasts of the old world. Helicteres angustifolia, Linn.—F.B.1., i. p. 365, partim ; Fl. Indo- Chine, i. p. 495; Hosseus, ii. p. 411. Wang Djao, 100 m., Hosseus, 70a. Distr. India, China, Malaya. _ Helicteres elongata, Wall—F.B.L., i. p. 365; For. Fl. Burma, i. p. 144; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 27 ; Hosseus, ii. p. 411. Raheng, 120 m., Kerr, 902 ; Wang Djao, 100 m., Hosseus, 60. Distr. Ki. India, Burma. Helicteres Gagnepainiana, Craib, ab H. Geoffrayi, Ga nep., ramulis foliisque haud glabris, inflorescentiae rhachi gladulosa facile distinguenda. | ) 25 Suffrutex sarmentosus, circiter 1 m. altus (ex Kerr); ramuli cinereo-albidi, pilis minutis stellatis confertis diu persistentibus obtecti. Folia lanceolata, apice indistincte acuminata, mucronata, basi cuneata vel late cuneata, obtusiuscula, 4°5-11°5 cm. longa, 13-3 cm. lata, chartacea vel tenuiter chartacea, integra, supra fusca, nisi costa pilis minutis stellatis tecta glabra, subtus pallida, indumento ut ramulis, e basi trinervata, nervis. secondariis (e costa ortis) utrinque 6-7 supra subconspicuis subtus prominentibus, nervis transversis subtus prominulis ; petioli graciles, ad 7 mm. longi, indumento ut ramulis; stipulae 5 mm. longae, 0°75 mm. latae, acutae. Jnflorescentia brevis, axillaris, rhachi glandulis nigris sessilibus instructa ; pedicelli 2°5 mm. longi; bracteae ad 4 mm. longae. Calyx extra minute stellato-pubescens; tubus 4 mm. longus ; lobi lanceolati, acuti, 2 mm. longi, 1 mm lati, intra minute stellato-pubescentes. Petala purpurea (ex Kerr), 8 mm. longa, 15 mm. lata. Androphorium glabrum, circiter 5 mm. longum.— Craib, Kew Bull. 1912, p. 146. Sriracha, Nawng Kaw, by side of railway track, 30 m., Kerr, 2046. Named in compliment to Mons. Gagnepain, to whom I am indebted for comparing this plant and several others of Dr. Kerr’s collections with the species described by him in the Flore Generale de I’ Indo-Chine. Helicteres glabriuscula, Wall.—F.B.1., i. p. 366 ; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 26. Chiengmai, in scrub jungle at foot of Doi Sootep, 300 m., Kerr, 630. | . Distr. Burma. Helicteres hirsuta, Lowr.—For. Fl. Burma, i. p. 143; Fl. Indo- Chine, i. p. 490. H. spicata, Colebr. ex Masters, F.B.I1., i. p. 366 ; Williams, Bull. Herb. Boiss., v. (1905) p. 29, in part. Sriracha, in scrub jungle, under 15 m., Kerr, 2142; Raheng, Lindhard. Distr. India, China, Indo-China, Malaya. Helicteres Isora, Linn. —F.B.I., i. p. 365; Fl. Indo-Chine, i. p. 488 ; Williams, Bull. Herb. Boiss., v. (1905) p.29; For. Fl. Burma, i. p. 142. Chiengmai, in scrub jungle on Doi Sootep, 330 m., Kerr, 1410 and in deciduous jungle, 330 m., Kerr, 1948. Distr. S.E. Asia, Australia, Bourbon, Natal. Helicteres lanata, Kurz, For. Fl]. Burma, i. p. 143 ; Williams, _ Bull. Herb. Boiss., v. (1905) p. 29 ; Fl. Indo-Chine, i. p. 492. Sriracha, in scrub jungle near the sea, Kerr, 2014 ; Petchabouri, Mt. Taleng, Pierre, 3747; Siam, Binnendyck. Distr. Cambodia. . Helicteres lanceolata, DC.—For. Fl. Burma, i. p. 142 (in clavi) ; Williams, Bull. Herb. Boiss., v. (1905) p..29; FI. Indo-Chine, i. p. 493; Hosseus, ii. p. 411. HA. angustifolia, F.B.I.,i. p. 365, partim. . Wang Djao, 100 m., Hosseus, 70. Distr. Burma, Cochinchina, Java. 26 Helicteres plebeja, Kurz--F.B.1., i. p. 366; For. Fl. Burma, i. p. 144; FI. Indo-Chine, i. p. 491. | Chiengmai, deciduous jungle on Doi Sootep, 720 m., Kerr, 630a. Distr. Burma, Tonkin. Very closely allied to, if not identical with, 1. elongata. Pterospermum acerifolium, Willd—F.B.1., i. p. 368; For. Fl. Burma, i. p. 145; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 27. Phre, 240 m., Luang Vanpruk, 244. Distr. India, Manipur, Khasia, Chittagong, Burma. Pterospermum littorale, Craib, a P. grewiaefolio, Pierre, floribus majoribus recedit. Arbor parva (ex Kerr); ramuli primo albido- vel pallide rufo- stellato-tomentelli, mox glabri, cortice fusco reticulato-striato obtecti. Folia ambitu plerumque oblonga, apice acuminata, acuta, basi inaequalia, truncato-cordata vel latere altero rotundato vel truncato altero late cuneato, 45-12 cm. longa, 2-5°4 em. lata, chartacea, supra glabra, subtus cinereo-tomentella, margine integra vel irregulariter lobata, e basi trinervata vel sub-5-nervata, nervis lateralibus utrinque 6-8 supra leviter impressis subtus prominulis, nervis transversis supra vix conspicuis subtus conspicuis ob pilos plus minusve delapsos ; petioli 1 cm. longitudinis vix attingentes, indumento ut foliorum pagina inferiore diu persistente. Flores axillares, solitarii ; pedicelli validi, ad 8 mm, longi et fere 4 mm. crassi, brunneo-tomentelli. Sepala 5, linearia, acuta, 7 cm. longa, 7 mm. lata, extra brunneo-tomentella, intra subflavida, pilis rigidius- culis ascendentibus tecta. Petala 5, 6°5 cm. longa, apice 1°7 cm. lata, basi in unguem attenuata, parum curvata, extra breviter stellato-pubescentia. Androphorium vix 1 cm. longum, glabrum. Stamina circiter 15, in fasciculas cum staminodiis alternantes disposita ; filamenta circiter 2 cm. longa, ad partem trientem in fasciculas connata ; staminodia 5, circiter 5 em. longa, superne incrassata, pilis paucis minutis stellatis instructa. Ovarium 6 mm. altum, albo-hirsutum ; stylus 5 cm. longus, inferne stellato- pubescens.— Craib, Kew Bull. 1912, p. 147. Sriracha, by beach, Kerr, 2097. It is possible that this may eventually prove to be one of the little known Malay Archipelago species although from description — I could not refer it to any of these. Pterospermum semisagittatum, Ham.—F.B.L., i. p. 368; For. Fl. Burma, i. p. 146 ; Fl. Indo-Chine, i. p. 502. ; Chiengmai, Doi Sootep, 330 m., Kerr, 1186. ‘ Distr. Burma, Chittagong, Cambodia, 8S. India (cultivated ?)— often cultivated in the tropics. 2 : Eriolaena Candollei, Wall—F.B.I., i. p. 370; For. Fl. Burma, i, p. 148 ; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 27; FI. Indo-Chine, i. p. 506. | ! Raheng, on banks of Meh Ping, 120 m., Kerr, 899; Phre, 120-360 m., Luang Vanpruk, 182 ; Ratbouri (ex Fl. Indo-Chine). Distr. Burma. ? Lao name, Lieng (ex Luang Vanpruk). 27 Melochia arborea, Blanco—F 1. Indo-Chine, i. p. 508. M. velutina, Beddome—F.B.L., i. p. 374; For. Fl. Burma, 1. p. 148. Phre, Hooey Kan, 180 m., Luang Vanpruk, 217. Distr. S.E. Asia, Mauritius—often cultivated. W ood is sometimes used for beam (Luang Vanpruk). Melochia corchorifolia, Linn.—F.B.1., i. p. 374; Fl. Indo-Chine, i, p. 509. Chiengmai, bank of Meh Ping, 300 m., Kerr, 852. Distr. Cosmopolitan in the tropics. Waltheria indica, Linn.—F.B.L., i. p. 374; Williams, Bull. Herb. Boiss., v. (1905) p. 29; Fl. Indo-Chine, i. p. 510. Chiengmai, in scrub jungle, 300 m., Kerr, 1953. Distr. Tropics. | TILIACEAE, Grewia abutilifolia, Juss., var. urenaefolia, Pierre—Hosseus, ii. p. 409. G. urenaefolia, Gagnep.—F 1. Indo-Chine, 1. p. 538. Doi Saket, 1000 m. (ex Hosseus). Distr. aos, Cochinchina (ex Fil. Indo-Chine). Grewia aspera, Roxb. vel species- arcte affinis. G. abutilifolia, Masters, F.B.L., i. p. 390; Williams, Bull. Herb. Boiss., v. (1905) p. 28, an Juss, ? _Chiengmai, in deciduous jungle on Doi Sootep, 300-720 m., Kerr, 631. | : ! Distr. India, Burma, Cambodia, Malaya. Grewia disperma, Rottl. ex Spreng. Phre, 120-180 m., Luang Vanpruk, 138. _ Distr. §.H. Asia. Grewia elatostemoides, Coll. et Hemsil., Journ. Linn. Soc., xxviii. p- 27. Chiengmai, Doi Sootep, 840 m., Kerr, 1809 ; Phre, 150-360 m., Luang Vanpruk, 190. - Distr. Upper Burma. Lao name, Yap (ex Luang Vanpruk). Grewia humilis, Wail.—F.B.L., i. p. 390; For. Fl. Burma, i. p- 160. G. asiatica, Linn., var. vestita, Gagnep., Fl. Indo-Chine, i, p. 537, non G. vestita, Wall. Bangkok, Zimmermann, 122. Distr. Burma. Grewia Lacei, Drummond et Craib, e grege G. tomentosae, Juss., a qua foliorum paginae superioris indumento et venatione necnon marginum denticulis multo obscurioribus nec duplo-serratis bene cognoscitur ; a G. hirsuta, Vahl, atque ejusdem affinioribus, indumento diverso, foliis multo longioribus et pedunculis pedi- cellisque multo brevioribus facile distinguenda. Arbuscula sarmentosa, circiter 1°5 m. alta (ex Kerr); rami virgati, ligno albo nitido, cortice fusco libero in fibras satis longas tenaciores demum soluto obtecti, juventute indumento densius inter- texto primo argehteo mox ferruginescente vestiti. olza anguste oblongo-lanceolata, basi leviter obliqua, ad apicem oktusum vel 28 acutum nonnunquam vere cuspidatum, costa autem vix excurrente, sensim angustata, 18 cm. vel plus longitudinis, 4°2 cm. latitudinis attingentia, petiolo vix 5 mm. longo hirsutissimo rufescente suffulta, versus basin quasi tricostata, nervis lateralibus ad decem paria, angulo satis acuto a costa exorientibus, leniter arcuatis in pagina superiore leviter impressis laxe hirsutis in inferiore densius pilosis, versus basin prominentibus at superne prope evanidis, nervis transversis e primariis squarrose exorientibus varie curvatis non- nunquam ramificatis 2-3 mm. inter se remotis in pagina superiore venis lepide reticulatis sub oculo armato evidentibus conneéxis in inferiore propter tomentum omnino occultis, margine plus minusve at semper minute saepius irregulariter aliquando obscurissime denticulata, denticulis haud rariter pilorum quasi crista ornatis, subtus tomento aequo mollissimo dense coacto primum argenteo demum rufescente munita, supra pilis rarioribus subpellucidis singulis rarius bifurcatis at nunquam stellatis conspersa. Inflorescentia axillaris, polygamo-monoecia, e fasciculis duobus vel pluribus prope sessilibus, bracteolis singulis hirsutis inconspicuis instructis, constituta; bractea circiter 4-6 mm. longa, ad basin deltoideam 1°5 mm. lata, superne in meram setam abeuns, valde pilosa ; pedicelli 2-5 mm. longi. Sepala oblongo-linearia, circiter 6 mm. longa, versus basin circiter 15 mm. lata, marginibus alte involuta, superne usque ad apicem cucullatum et obscure mucro- natum pedetentim angustata, interne aurantiaco-brunnea, externe tomento robusto .fulvo nitido hirsuta. Petala floris ¢ circiter 15 mm. longa, 1 mm. lata, parum incrassata, dorso pilis fulvis hirsuta, nectario mellis colore oculo pallidiore pilorum similium annulo circumdato infra unguem 0°5 mm. attingente, ungui flavescente vix 0°5 mm. longo 1 mm. lato apice praemorso. Androgynophorii columna cirea 1 mm. longa, 0°5 mm. diametro, plus minusve compressa, subpurpurascens ; clavulus ovarium includens, iisdem pilis fulvis dense indutus; stamina circa 20 vel pauciora, filamentis circiter 2 mm. longis. Drupa ex quattuor pyrenis plus minus per paria accretis, constans, depressa, subquadrata, pilis longiusculis albidis 2-5 in tuberculis badii coloris junctim insidenti- bus instructa, juventute fusca, maturior subflava, glabrescens.— Drummond et Craib apud Craib, Kew Bull. 1911, p. 21. Burma, Maymyo Plateau, 1050 m., Lace, 3223. Chiengmai, in deciduous jungle on Doi Sootep, 720 m., Kerr, 677. To this species probably belongs a plant collected in Laos by Spire (No. 547), but the material of the collection in Herb. Kew is too insufficient for a definite decision. , Grewia Microcos, Linn.—F.B.1., i. p. 392; For. Fl. Burma, i. p-. 157. Chiengmai plain, on waste ground, 300 m., Kerr, 613. Distr. India, Burma, Assam, China, Malaya. Allied to G. Microcos is a specimen collected by Luang Vanpruk (No. 170) which may probably be G. ulmifolia, Roxb. The collec- tions recently received from Dr. Kerr from Sriracha contain a plant (No. 2085) which is the [ndo-Chinese form (or representative) of this species, and which may eventually have to be described as a distinct species. 2 Grewia polygama, Roxb., var. Hosseusiana, Drummond apud Hosseus, ii. p. 409. Wang Djao, 100 m. (ex Drummond). Grewia tomentosa, Juss.—F Il. Indo-Chine, i. p. 535 ; Hosseus, ii. p. 409. | Banks of Meh Ping near Raheng, 120 m., Kerr, 903; Wang Djao, 100 m., Hosseus, 69; Muong Pran, Pierre, 3834. Distr. Java, Cambodia. Grewia trichodes, Voigt. G. pilosa, Roxb., non Lamarck. Chiengmai, 300 m., Kerr, 1249. In identifying the plants belonging to this critical genus I have availed myself of the able assistance of Mr. J. R. Drummond who has spent much time in the study of this group. The present state of our knowledge of the Indo-Chinese species and the complicated synonymy of the Indian species have forbidden the giving as full references to published works as have been given throughout the rest of this paper. Columbia flagrocarpa, C. B. Clarke ex Brandis, var. siamica, Cratb, a typa ramulis paniculisque pilis longis haud vel parcissime instructis, petiolis tenuioribus paulo longioribus, foliis basi vix tam obliquis, fructusque umbonis pilis minus rigidis.—Crazb, Kew Bull. 1911, p. 23. Chiengmai, mixed jungle on Doi Sootep, 450-540 m., Kerr, 895, 895a, | At first sight the variety is markedly different from the type in the total or almost total suppression of the rather long stiffish hairs on the branchlets and panicles. The type is represented by Clarke’s fruiting Chittagong specimens only and the fruit except for the rather stiffer hairs on the umbo is very similar to that of the Siam plant. ‘Columbia floribunda, Wall.—F.B.L., 1. p. 393; For. Fl. Burma, i. p- 156; Coll. et Hemsl., Journ. Linn. Soc., xxvii. p. 28; Fl. Indo- Chine, i. p. 549; Hosseus, ii. p. 403. - Chiengmai, Doi Sootep, 660 m., Kerr, 1325, Hosseus, 576 (as to leaves only); Koh Yai, Hosseus, 85. Distr. Burma, Assam, Yunnan. Triumfetta pseudocana, Sprague et Craib, Kew Bull. 1911, p. 23. T. cana, Lawson, F.B.L., i. p. 396, non Blume. 7. tomentosa, Gagnep., F]. Indo-Chine, i. p. 552, vz Bojer. Chiengmai, Doi Sootep, 300-720 m., Kerr, 810. Distr. India, China, ‘lonkin, Malaya, Philippines. Triumfetta procumbens, Williams, Bull. Herb. Boiss., v. (1905) p. 28, non Forst. f. The sheet quoted by Williams i.c. contains specimens belonging to two distinct species and moreover both specimens were collected in the island of Phu Quoc in Cochinchina and not in Siam. Corchorus acutangulus, Lamk.—F.B.L., i. p. 398; Fl. Indo-Chine, i, p. 558. Chiengmai, among grass, 300 m., Kerr, 855, Distr. Tropics, 30 Muntingia Calabura, Linn.—F). Indo-Chine, i. p-. 562. Bangkok, Zimmermann, 6. Introduced from Trop. America. Elaeocarpus floribundus, Blume—F.B.1L. i. p. 401; For. FI. Burma, i. p. 167 ; Fl. Indo-Chine, i. p. 577. Chiengmai, Doi Sootep, 720 m., Kerr, 689a. Distr. N. India, Burma, Cambodia, Malaya. Elaeocarpus lacunosus, Wall.—For. Fl. Burma, i. p. 168; FI. Indo-Chine, 1. p. 579. Phre, 150 m., Luang Vanpruk, 202. Distr. Indo-China. Elaeocarpus siamensis, Craib, ex affinitate #. Wallichii, Kurz, a quo petiolis tomentellis, foliis minoribus basi plerumque cuneatis facile distinguenda. Arbor circiter 9 m. alta (ex Kerr), ramulis teretibus juventute dense puberulis mox fere glabris cortice rubro vel cinereo-rubro parce lenticellato obtectis. Folia lanceolata vel ovato-lanceolata, apice acuminata, basi interdum inaequalia, cuneata vel obtusa, 7-14 ecm. longa, 2°6-6 cm, lata, chartacea, supra costa tantum pubescentia, mox fere. glabra, subtus costa nervisque praecipue molliter puberula, margine glanduloso-serrulata, nervis lateralibus utringue 11-14 intra marginem arcuatis supra leviter impressis subtus prominentibus nervis transversis supra plerumque conspicuis subtus prominulis ; petioli 1°8—2°7 cm. longi, juventute tomentelli, mox puberuli, supra apicem versus glandulis 2-3 instructi. Racemi ex axillis veteribus breviter pedunculati, circiter 15 em. longi, rhachi angulata puberula ; bracteae ante anthesin deciduae ; pedicelli 6 mm. longi, breviter pubescentes, Sepala 5, lanceolata, obtusa, 4 mm. longa, 1°5 mm. lata, utrinque, intus parcius, imperfecte sericeo- pubescentia. Petala 5, alba, cuneata, fere 5 mm. longa, 4 mm. lata, fere ad medium fimbriata, parte integra ciliata mtusque basin versus parce pubescentia. Stamina inclusa, filamentis brevibus ; antherae breviter puberulae, apice pilis longiusculis parce instructae. Disci glandulae 5, pubescentes. Ovarium 3-loculare, pubescens ; stylus deciduus, staminibus paullo brevior, apice glaber, basi ut ovario pubescens.— Crazb, Kew Bull. 1911, p. 23. Chiengmai, evergreen jungle on Doi Sootep, 660 m., Kerr, 1200. Lao name, Mai Mun (ex Kerr). LINACEAE. Reinwardtia trigyna, Planchon—F.B.1.,i. p. 412 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 29; Hosseus, ii. p. 402, &. sinensis, Fl. Indo-Chine, i. p. 585. Doi Intanon, 600 m., Hosseus, 330. Distr. India, China, Burma. Erythroxylon burmanicum, Griff-—F.B.1., i. p. 414; For. Fl. Burma, i. p. 171. £. cuneatum, Kurz—F1, Indo-Chine, i. p. 591. Chiengmai, Doi Sootep, 300-600 m., Kerr, 652. Distr. Burma, Malaya. Differs from typical E. burmanicum, in the leaves having generally fewer nerves and the reticulation being rather more prominent and open on the under surface, dl Erythroxylon cambodianum, Pierre—F 1. Indo-Chine, i. p. 591. Siam (ex Fl. Indo-Chine). Distr. Cochinchina, Cambodia (ex Fl. Indo-Chine). MALPIGHIACEAE. Tristellateia australasica, A. Rich.--F.B.1., i. p. 418; FI. Indo- Chine, i. p. 593. | Bangkok, Zimmermann, 78. Distr. Malaya, Philippines, Queensland, New Caledonia. Hiptage candicans, Hook. f., F.B.I., i. p. 419; For. Fl. Burma, i. p. 174; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 29. Meh Teng, 360 m., Kerr, 1064. Distr, Burma, Manipur, Yunnan. Hiptage Madablota, Gaertn. F.B.1., i. p. 418; For. Fl. Burma, i. p. 173. | Chiengmai, Doi Sootep, 720 m., Kerr, 563. Distr. India, Burma, China, Malay Archipelago, Philippines. Aspidopterys hirsuta, Juss—F.B.L., i. p. 421; For. Fl. Burma, i, p. 176. Chiengmai, Doi Sootep, in mixed jungle, 420 m., Kerr, 1448, Distr. Burma. Aspidopterys nutans, Hook. f., F.B.I1., i. p.421; For. Fl. Burma, i. Bs 175 ; Fl. Indo-Chine, i. p. 601. A. Roxburghiana, Juss., forma, osseus, li. p. 403. Ee * Meh Ping, Paknampo, Hosseus, 21. Distr. N. India, Indo-China, ZYGOPHYLLACEAE. Tribulus terrestris, Linn., sensu lato—F.B.1., i. p. 423; Coll. et Hemsl., Journ. Linn. Soce., xxviii. p. 29. Raheng, 120 m., Kerr, 904. Distr. Tropics. (FERANIACEAE., Oxalis fontana, Bunge. Chiengmai, 300 m., Kerr, 1440—‘ garden weed.” Distr. China. Impatiens Aureliana, Hook. f—Fl. Indo-Chine, i. p. 616. Siam ? (ex Fl. Indo- Chine). Impatiens Mengtszeana, Hook. f., Nuov. Arch. Mus. Hist. Nat. Par., Ser. iv. x. p. 256; Fl. Indo-Chine, i. p. 613 (in clavi tantum). Chiengmai, Doi Sootep, 600-900 m., Kerr, 590—det. Hook, f. Distr. Yunnan. Biophytum sensitivum, DC.—F.B.I., i. p. 436; Williams, Bull. Herb. Boiss., v. (1905) p. 217 ; Fl. Indo-Chine, i, p. 608 ; Hosseus, ii, p. 401. Chiengmai, Doi Sootep, 300 m., Kerr, 805; Wang Djao (ex Hosseus). Distr. Tropics. 32 7 RUTACEAE. Evodia triphylla, DC.—F.B.L., i. p. 488; For. Fl. Burma, i. p- 180; FI. Indo-Chine, i. p. 632. | Chiengmai, in evergreen jungle on Doi Sootep, 1050-1350 m., Kerr, 1109, 1286. Distr. Burma, China. . Zanthoxylum acanthopodium, DC.—F.B.L., i. p. 493; For. Fl. Burma, i. p. 181; Fl. Indo-Chine, i. p. 643 ; Hosseus, ii. p. 402. Chiengmai, Doi Sootep, 1500-1650 m., Kerr, 1103, 1103a. Distr. Uimalaya and Khasia Hills, Burma, China. Toddalia aculeata, Pers—F.B.1., i. p. 497; For. Fl. Burma, i.- p- 183; Fl. Indo-Chine, i. p. 645. Chiengmai, Doi Sootep, 660 m., Kerr, 1721. Distr. S.E. Asia, Trop. Africa, Mascerene Is. Lao name, Pik Pém (ex Kerr), _Acronychia laurifolia, Blume—F.B.L., i. p. 498 ; For. Fl. Burma, i, p. 184; Fl. Indo-Chine, i. p. 646. Sriracha, Nawng Kaw, 30 m., Kerr, 2063; Chiengmai, Doi Sootep, 900-1050 m., Kerr, 1983, 2299. Distr. S.E. Asia. Siamese name, M’Yom Pa (ex Kerr), Glycosmis cochinchinensis, Pierre—F 1. Indo-Chine, i. p. 653. G. pentaphylla, Correa —Oliver, Journ. Linn. Soc., v. suppl. 2, P- 37 ; F.B.L., i. p. 500; For. Fl. Burma, i. p. 186; Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 30 ; Craib, Kew Bull. 1911, p. 25. Chiengmai, in scrub jungle, 300 m., Kerr, 1265; in evergreen jungle on Doi Sootep, 720 m., Kerr, 1806. Distr, Throughout India, Indo-China, Malaya, Australia. Of the above collections Kerr, 1265 is referable to var. a, Oliver, lc. and 1806 to var. f3. Micromelum hirsutum, Oliver—F.B.L., i. p. 502 ; For. Fl. Burma, i. p. 187; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 30; Fl. Indo-Chine, i. p. 649. Phre, 120-180 m., Luang Vanpruk, 141. Distr. Burma, Malaya. Micromelum pubescens, Blume—F.B.L., i. p. 501; For. Fl. Burma, i, p. 186; FI. Indo-Chine, i. p. 648 ; Hosseus, ii. p. 402. Lakon, Hooey Meh Tan, 450 m., Kerr, 1017; Kow Sabap, 690 m., Murton, 108; Kow Hoo Wen, Murton, 107; Doi Sootep (ex Hosseus). Distr, Himalaya, Burma, China, Malaya. Triphasia Aurantiola, Lowr.—Fl. Jndo-Chine, i. p. 650. 7. trifoliata, DC.—F.B.1., i. p. 507; For. Fl. Burma, i. p. 192; Craib, Kew Bull. 1911, p. 25. Bangkok, Zimmermann, 138. Distr. Tropics. Limonia acidissima, Linn.—F.B.1., i. p. 507; For. Fl. Burma, i, p. 192; Fl. Indo-Chine, i. p. 665. Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1419 ; Petchabouri (ex Fl. Indo-Chine). Distr, India, Burma, Yunnan, 33 _ Murraya exotica, Zinn,—F.B.1., i. p, 502; For. Fl. Burma, i. p. 190; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 30; Williams, Bull. Herb. Boiss., v. (1905) p. 218 ; Fl. Indo-Chine, i. p. 657. Sriracha, in evergreen jungle, 15 m., Kerr, 2101; Bangkok, Zimmermann, 30; Raheng, Witt, 24. Distr. E. Asia, Australia—often cultivated in the tropics. Clausena excavata, Burm.—F’.B.1., 1. p. 504; For. Fl. Burma, i. 188; Fl. Indo-Chine, i. p. 661; Hosseus, ii. p. 402 ; Craib, Kew Bull. 1911, p. 25, in part. Phre, 120-180 m., Luang Vanpruk, 162; Chiengmai, in scrub jungle on Doi Sootep, 300 m., Kerr, 1908. Distr. Ei. Himalaya, Yunnan, Malaya, Philippines. Clausena excavata, Burm., var. villosa, Hook. f., F.B.1., i. p. 505; Fl, Indo-Chine, i. p. 662, C, excavata, Craib, Kew Bull, 1911, p. 25, in part. Near Meh Mau, 300 m., Kerr, 1007, Distr. Burma. Clausena Wallichii, Oliver ?—F.B.L., 1. p. 505. Doi Saket, near Ban Sun Pah Suk, 600 m., Kerr, 1027. I have been unable to confirm this identification by reference to any authentic material of the species. Luvunga scandens, Ham.—F.B.1., i. p. 509; For. Fl. Burma, i. p- 191; Fl. Indo-Chine, i. p. 666 ; Hosseus, ii. p. 402. Chiengmai, Doi Sootep, 660-800 m., Hosseus, 430, Kerr, 1720. Distr. India, Burma, Cochinchina, Sumatra. Lao name, Nam Kua Kai (ex Kerr), Atalantia Griffithii, Gullawmin—FI. Indo-Chine, i. p. 675. Paramignya Griffithii, Hook, f., F.B.I., i. p. 510 ; For. Fl. Burma, i, p. 194. Chiengmai, in evergreen jungle on Doi Sootep, 660 m., Kerr, 1718. Distr. Burma, Assam [Tonkin, Hainan—ex Fi. Indo-Chine}. Aegle Marmelos, Correa—F¥.B.I., i. p. 516; For, Fl. Burma, i, p. 199; Fl. Indo-Chine, i. p. 682. Petchabouri (ex Fl. Indo-Chine). Distr. India, Assam, Java. SIMARUBACEAE. Quassia amara, Linn.—F 1. Indo-Chine, i. p. 689. Bangkok, Zimmermann, 67, 169. Distr. Native of Trop. America, often cultivated in the tropics. Picrasma javanica, Blume—F.B.I., i. p. 520; For. Fl. Burma, i. p- 201; Fl. Indo-Chine, i. p. 699. Meh Ping, Doi Chieng Dao, 420 m., Kerr, 1057; Phre, 156— 240 m., Luang Vanpruk, 118, 175. Distr. Burma, Malacca, Java. Brucea mollis, Wall.—F.B.I., i. p. 521; For. Fl. Burma, i p. 202; Fl. Indo-Chine, i. p. 698 ; Hosgeus, ii. p. 402. Chiengmai, Doi Sootep, 1000- 1560 m., Hosseus, 432, Kerr, 1750. Distr. EK. Himalaya, Burma, 21218 ¢ 34 Brucea sumatrana, Ror).—F.B.1., i. p. 521; For. Fl. Burma, i. p. 202; FI. Indo-Chine, i. p. 698. Chiengmai, Doi Sootep, 300 m., Kerr, 589, 1907. Distr. India, Burma, China, Malaya. Eurycoma longifolia, Jack—F.B.L., i. p. 521; For. Fl. Burma, i. p. 202; Williams, Bull. Herb. Boiss., v. (1905) p. 218 ; Fl. Indo- Chine, i. p. 695. Chiengmai, Doi Sootep, 450-750 m., Kerr, 633, Hosseus, 479a. Distr. Burma, Malaya, Philippines. Hebonga siamensis, Radlk., affinis H. molli, Radlk., a qua differt foliolis minoribus inaequilateris subfaleatis acuminatis. Arbor magna, ramis 1°5 em. crassis apice conico pilis rufis septatis tomentello conferte folia pinnata paniculasque axillares gerentibus. Folia 7—-9-juga, foliolo terminali parvo deciduo (vel interdum abortivo ?),ad 36 cm. longa, petiolo circiter 8 cm. longo. adjecto ; foliola opposita vel subalterna, ovato-lanceolata, subfaleata, inaequi- latera (latere inferiore latiore vix longiore), apice in acumen lineare obtusum protracta, intermedia majora cum petiolulis 5 mm. longis ad 10 cm. longa, 3°5 em. lata, superiora inferioraque decrescentim minora, subcoriaceo-chartacea, nervis venisque supra impressis insignia, supra praeter nervos puberulos glabra, nitidula, subtus pilis subflavidis molliuscule puberula et papillis nodiformibus ornata, inde opaca, cano-viridula, Paniculae pauciramosae, 14-16 cm. longae, ramis 8 cm. longis. Aeliqua, generis (cf. Radlk., Philipp. Journ. Sc., vi. 1911 p. 365) attamen ductibus resinigeris petiolulos quidem, vix vero foliolorum nervos medianos ingredientibus. Sriracha, Nawng Kaw, 30 m., Kerr, 2076 (¢)—“a large tree in evergreen jungle.” Irvingia malayana, Oliver—F.B.L., i. p. 522. J. Harmandiana, Pierre—Fl. Indo-Chine, i. p. 701. Ei Chiengmai, Doi Sootep, 300 m., Kerr, 1141, 114la. Distr. Malacca. 2 Lao name, M’ Mun (ex Kerr), According to Kerr the kernel is edible and the oil extracted toa the fruit is used for lighting. Harrisonia Bennetii, Hook. f.—F.B.L., i. p. 519; For. Fl. Burma, p- 203; Coll. et Hemsl., Journ. Linn. Soc., xxvill, p. 31; FI. Tudo: Chive, i, p. 689. Chieng Dan. 450 m., Kerr, 1048, 1048a. Distr. Banna Chita! Malaya. Lao name, Mai Chi (ex Kerr), OCHNACEAR. Ochna Wallichii, Planch. —F.B.L, i. p. 524; For. Fl. Burma, 1. p. 205 ; Hosseus, li, p. 412. Chisnbtaat; Doi Spctep, 300-800 m., Kerr, 544, Hosseus, 445 ; Phre, 300-600 m., Luang veepeat, 176, 199, Distr. Burma, 35 BURSERACEAR, _ Garuga pinnata, Rorb.—F.B.1., i. p. 528; For. Fl. Burma, i. p. 207; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 31; FI. Indo-Chine, i. p. 720. Near Pang Pooey, 420 m., Kerr, 1002; Phre, 156-210 m., Luang Vanpruk, 171. Distr. India, Malaya. Protium serratum, Engler—Fl. Indo-Chine, i. p. 722. Bursera serrata, Colebr.—F.B.L., i. p. 530; For. Fl. Burma, i. p. 208. Chiengmai, in eng jungle, 300 m., Kerr, 581. Distr. Bengal, Burma, Assam. Canarium Kerrii, Craib, facie C. resinifero, Brace ex King, similis, sed foliolis fere glabris, inflorescentiae rhachi breviter parce puberula, drupa paullo breviore basi rotundata distincta. Arbor parva vel mediocris (ex Kerr); ramuli teretes, juventute fulvo-tomentelli vel villosi, demum puberuli vel fere glabri, cortice rubro-brunneo lenticellato striato obtecti. Folia 7—9-foliolata, 22-29 cm. longa ; petiolus communis 11°5—14 cm, longus, cum rhachi sulcatus minuteque puberulus ; stipulae deciduae, lineari-lanceolatae, ad 9 mm. longae, fulvo-villosae; foliola opposita, variabilia, plerumque oblonga vel ovato-lanceolata, apice breviter acuminata, obtusa, basi interdum inaequalia, cuneata, truncata vel cordata, 8-15°5 cm. longa, 4°3-8°5 cm. lata, rigide chartacea, margine subintegra, glabra nisi costa supra, costa nervisque primariis subtus puberulis, nervis lateralibus utrinque 10-13 intra marginem arcuatis supra prominulis subtus prominentibus, nervulis utrinque prominulis ; petioluli puberuli, 5-13 mm. longi, foliolo terminali a lateralibus 2-2°8 cm. distante. Inflorescentia S e cymis racemose dispositis 6°5-9°5 cm. longa, pedunculo communi 6-9 cm. longo, pedunculis partialibus ad 1°5 cm. longis; bracteae lineari-lanceolatae, 5 mm. longae, utrinque pubescentes. Calyx 4.mm. longus, 2°5 mm. diametro, lobis 3 brevibus, extra breviter adpresse pilosulus. Corolla longe exserta, vix 1 cm. longa, petalis 3 lineari-oblanceolatis indumento extra ut calyce. Stamina 6, filamentis 6 mm, longis ad medium in tubum connatis. Ovarii rudimentum parvum, breviter hirsutum. Jnflorescentia Q ignota. Infructescentia quam inflorescentia ¢ dimidio brevior. Drupa ovoidea, 3 cm. alta, 2 cm. diametro, glabra, sicco nigra,-endocarpio ligneo 2-2°5 mm. lato.—Craib, Kew Bull. 1911, p. 26 ; Fl. Indo-Chine, 1. p. 716. Chiengmai, in mixed jungle at foot of Doi Sootep, 300 m., Kerr, 605. Distr, Cochinchina, Chaudoc (ex Fl. Indo- Chine). MELIACEAE. Azadirachta indica, Juss. /— Williams, Bull. Herb. Boiss., v. (1905) p- 218; Fl. Indo-Chine, 1. p. 730. Melia Azadirachta, Linn.— F.B.1., i. p. 544; For. Fl. Burma, i. p. 212 ; Craib, Kew Bull. 1911, p. 27. Chiengmai, 300 m., Kerr, 542; Bangkok, Zimmermann, 100. 21218 C 2 36 In a note Kerr says this tree may be merely cultivated as it occurs always near houses. The flowers and young leaves, which are bitter, are boiled and eaten with rice. Lao name, Saliem (ex Kerr). Azadirachta indica, Juss. f., var. siamensis, Valeton. Pl. Bogor. Exceice., 141. Intruduced to Buitenzorg Gardens from Siam. Melia Azedarach, Linn.—F.B.L., i. p. 544; For. Fl. Burma, i. - p. 212; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 31 ; Hosseus, li. p. 389; FI. Indo-Chine, 1. p. 727. Raheng (ex Hosseus). Distr. India, Indo-China, Malay Archipelago. | Melia Toosendan, Sieb. et Zucc—King, Journ. As. Soc. Beng., Ixiv. p. 20; FI. Indo-Chine, 1. p. 729. Muang Prow, Meh Kaut, 450 m., Kerr, 1034. Distr. Japan, Khasia, Manipur, Sumatra. Lao name, Mai Krien (ex Kerr). Chisocheton divergens, Blume, var. robustus, Valeton. Pl. Bogor. Exsice., 145. Introduced to Buitenzorg Gardens from Siam. Aglaia odorata, Lour.—F.B.L., i. p. 554; Williams, Bull. Herb. Boiss., v. (1905) p. 219; Fl. Indo-Chine, i. p. 756. Meh Ping, Kampeng, in mixed jungle, Kerr, 2032. Distr. China to Malaya—often cultivated. Lao name, Mai K’Yom (ex Kerr). Amoora gigantea, Pierre, ex descr. Aglaia gigantea, Pelligrin, FI. Indo-Chine, i. p. 769. Sriracha, Nawng Kai Ploi, in evergreen jungle, 90 m., Kerr, 2123. Distr. laos, Cambodia, Cochinchina (ex Fl. Indo-Chine). Siamese name, Ta Siia Bai Lek (ex Kerr), Amoora polystachya, Hook. f. et Jackson. A. Rohituka, Wight et Arn.—F.B.L, i. p. 559; For. Fl. Burma, i. p. 220; Williams, Bull. Herb. Boiss., v. (1905) p. 218; Craib, Kew Bull. 1911, p. 27. Chiengmai, Doi Sootep, 330-900 m., Kerr, 713, 1451. Distr.. India, China, Malay Peninsula, Sumatra. Lao name, Mai Hahn Kahn (ex Kerr). Walsura robusta, Rorb.—F.B.1.,i. p. 565; For. Fl. Burma, 1. p. 223; Fl. Indo-Chine, i. p. 785. Phre, 156-240 m., Luang Vanpruk, 116, 120. Distr. Indo-China. Walsura villosa, Wall—F.B.1., 1. p. 564; For. Fl. Burma, i. p. 223; Williams, Bull. Herb. Boiss., v. (1905) p. 219; Fl. Indo- Chine, i. p. 788. Meh Kung, 450 m., Kerr, 1023; Phre, 156-240 m., Luang Vanpruk, 121. Distr. Burma, Cochinchina, Lao name, Mai Ki Law (ex Kerr), Heynea trijuga, Roxb.—F.B.I., i. p. 565; Fl. Indo-Chine, i. p. 791. Watsura trijuga, Kurz, For. Fl. Burma, i. p. 225. Chiengmai, Doi Sootep, 300-900 m., Kerr, 591, 1762. Distr. India, Burma, Yunnan, Malay Peninsula. Both plants quoted belong to the form pubescens (Kurz, pro. sp.). ov Chukrasia velutina, Roemer—For. F]. Burma, i. p. 227. C. tabu- laris, A. Juss., var. velutina, King—Fl. Indo-Chine, i. p. 781. C. tabularis, F.B.1., i. p. 568, in part. Phre, Hooey Yen, 210 m., Luang Vanpruk, 205. Distr. Burma, Cochinchina. Lao name, Yom Hin (ex Luang Vanpruhk). OLACACEAE. Olax scandens, Roxb,—F.B.1., i. p. 575; For. Fl. Burma, 1, p. 233; Coll. et Hemsl., Journ. Lins. Soc., xxviii. p. 31 ; FI. Indo-Chine, i. p. 814. Loranthus securidacoides, Warb. apud De Willd., Pl. Nov. Herb. Hort. Then., Tab. lxxxi. Chiengmai, Doi Sootep, 300 m., Kerr, 1222; Bangkok, Zimmer- mann, 119; Lem Tong Lan, Murton, 127. Distr. India, Burma, China, Java. Anacalosa ilicoides, Mast., F.B.I., i. p. 580; Fl. Indo-Chine, i. p. 817. Chiengmai, Doi Sootep, 600-750 m., Kerr, 1192. Distr. Khasia. Cansjera Rheedei, Gaertn.—F.B.1., i. p. 582; For. Fl. Burma, i. p- 237; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 32 ; Fl. Indo- Chine, i. p. 809; Williams, Bull. Herb. Boiss., iv. (1904) p. 1028. Sriracha, in evergreen jungle, 30 m., Kerr, 2103 ; Lamputtyang, Murton, 45. . Distr. S.E. Asia to Australia. Opilia amentacea, /torb.—F.B.1., i. p. 583; For. Fl. Burma, i. p. 238; Coll. et Hemsl., Journ, Linn. Boi Xxvill. p.32; Fl. Indo- Chine, i. p. 804. Muang Prow, Ban Long Kaut, by a stream, 600 m., Kerr, 1030. Distr. Tropics of Old World. ICACINACEAE. Pittosporopsis, Craib, gen. Apodyti, E. Mey., affine, inflorescentia axillari tantum, calyce majore 5-partito, petalis apice induplicato- valvatis inferne apertis, antherarum connectivo producto, stylo haud excentrico distinctum. Flores hermaphroditi. Calyx 5-partitus, diu persistens. Petala 5, spatulata, apice induplicato-valvata, basi aperta. Stamina 5, petalis alterna iisque basi brevissime adnata ; filamenta complanata, superne subito contracta; antherae oblongae, basi bilobae, dorso affixae, connectivo apice producto. Discus ovario adnatus. Ovarium ellipsoideum, uniloculare, ovulis 2 pendulis; stylus sub anthesin rectus, mox basin versus geniculatus, diu persistens. Fructus immaturus tantum visus; pedicelli nodus supremus articulatus, incrassatus, cum fructu deciduus.—Frutex inermis. Folia simplicia, alterna, chartacea, margine cartilagineo undulato. Inflorescentia axillaris, cymosa, floribus majusculis. Species unica. 38 Pittosporopsis Kerrii, Crazb. . | Frutexr ad 4:5 m. altus (ex Kerr); ramuli subteretes, glabri, cortice fusco-brunneo obtecti. Folia oblongo-oblanceolata vel oblonga, apice acuminata vel fere caudato-acuminata, subobtusa, basi cuneata, 14-21 cm. longa, 4-6°5 cm. lata, chartacea, utrinque glabra nisi costa subtus minute parceque pilosula, margine cartila- gineo undulato, nervis lateralibus utrinque 5-7 intra marginem arcuatis supra leviter impressis subtus cum nervis transversis prominentibus ; petioli 2 cm. longi, supra canaliculati, fere glabri. Inflorescentia axillaris, pedunculo communi 1°5-2°5 cm. longo ; cymulae 3-florae, pedunculo circiter 4 mm. longo suffultae ; pedicelli breves, nodis supremis articulatis, bracteolis 3-4 parvis infra articu-_ lationem instructi. Calycis lobi late deltoidei, acuti, 1 mm. longi, 1 mm. lati, extra pilosuli, sub anthesin reflexi, infructescentes fructui appressi. Petala elongato-spatulata, circiter 7 mm. longa, 2 mm. lata, extra medio parcissime pilosula. Filamenta complanata, superne subito contracta, 5 mm. longa, basi 0°75 mm. lata; antherae versatiles, oblongae, basi bilobae, fere 2 mm. longae, connectivo apice producto. Discus cupularis, ovario adnatus, circiter 0°75 mm. altus. Ovarium glabrum, circiter 1°75 mm. altum, ovulis 2 pendulis ; stylus crassiusculus, apice brevissime bifidus, 3 mm. longus, glaber. Fructus immaturus, cum pedicelli nodo supremo leviter incrassato deciduus.— Crab, Kew Bull. 1911, p. 28; Fl. Indo-Chine, i. p. 832. Chiengmai, in evergreen jungle on Doi Sootep, 750 m., Kerr, 558. Distr. Burma, 8. Shan States, Macgregor (Herb. Kew et Calcutta), * ILICACEAE. Ilex suleata, Wall.—F.B.I., i. p. 604. | Chiengmai, in evergreen jungle on Doi Sootep, 660-900 m., Kerr, 1120, 1784. Distr. Bengal, Assam, Burma. Probably identical with I. Godayam, Kurz, For. Fl. Burma, 1. p. 245 (ex Brandis). CELASTRACEAE. _ Euonymus similis, Cratb, ab E. glabro, Roxb., floribus majoribus, petalis fimbriatis recedit. ie «: _Arbuscula circiter 7°5 m. alta (ex Kerr); ramuli glabri, primo subquadrangulares, viridi-straminei, mox teretes, cortice rubro- brunneo obtecti. Folia plerumque oblanceolata vel obovato- oblanceolata, apice acuminata, acutiuscula vel obtusa, basi cuneata, 7-12°5 cm. longa, 3-6 cm, lata, coriacea, utrinque. glabra, margine revoluto superne serrata, nervis lateralibus. utrinqgue 6-8 supra conspicuis subtus prominulis, nervis transversis utrinque plerumque subconspicuis ; petioli ad 1 em,, longi, supra canaliculati, Cymae axillares, dichotomae ; pedunculi communes ad 5°5 em. longi, glabri ; pedicelli circiter 7 mm. longi, inferne articulati. Sepala exteriora rotundata, circiter 2 mm. diametro, interiora transverse oblonga, 3 mm. longa, 5 mm, lata, omnia ciliata. Petala 5, oblongo-cuneata, superne fimbriata, 6 mm. longa, 5 mm, lata, glabra. Filamenta 39 circiter 2°5 mm. longa. Stylus obtusus, 1°5 mm. altus. Ovula 2, superposita. Fructus vix 1 cm, altus, pallide viridis vel brunnescens. —Craib, Kew Bull. 1912, p. 147. £. sp. n., Craib, Kew Bull. 1911, p. 29. _Chiengmai, in evergreen jungle on Doi Sootep, 720-1200 m., Kerr, 649, 736, 736a. Euonymus sootepensis, Craib, ab affini EF. Griffithii, Kurz, foliis multo latioribus, nervis tenuioribus recedit. Caules scandentes, quadrangulares vel plus minusve alati, cortice viridi-stramineo obtecti, glabri. Folia late obovata, elliptica vel subrotundata, apice breviter acuminata, acuta, basi rotundata vel subcordata, 3-7 cm. longa, 1°7—-5°6 cm. lata, chartacea vel rigide chartacea, sessilia vel subsessilia, utrinque glabra, margine serrulata vel crenulato-serrata, nervis lateralibus utrinque 4—5 pagina utraque subprominulis, supra fusco- subtus pallide viridia. Cymae ad 7-florae, axillares, solitariae et praeterea plerumque duobus decus- satis suboppositis circiter 3 mm. supra axillas additis ; pedunculus communis 2 cm. longitudinis paullo superans, glaber, basi bractea decidua vix 3 mm. longa brunnea instructus ; pedicelli vix 5 mm. longi. Calyx ad medium lobatus, lobis apice rotundatis 1°25 mm. longis vix 2°5 mm. latis pauperrime ciliolatis. Petala 4, viridia (ex~Kerr), subrotundata, 3°5 mm. diametro, subintegra. Ftlamenta circiter 0°5 mm. longa. Stylus 0; ovula pendula.—Craib, Kew Bull. 1912, p. 148. | - Chiengmai, in evergreen jungle on Doi Sootep, 900 m., Kerr, 1835. Gymnosporia Wallichiana, Lawson, F.B.1., i. p. 621; Fl. Indo- Chine, i. p. 886. Muong Pran (ex Fil. Jndo-Chine). Distr. India, Burma. Celastrus monosperma, Ror).—F.B.I., i. p.618, in part ; For. FI. Burma, i. p. 252. _Chiengmai, in evergreen jungle on Doi Sootep, 900-1560 m., Kerr, 1366, 1751, 1814. Distr. Assam, Malay Peninsula. Celastrus paniculata, W7lld.—F¥.B.1., i. p. 617; For. Fl. Burma, i. ps 252; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 32; Willams, Bull. Herb. Boiss., v. (1905) p. 224; Fl. Indo-Chine, i. p. 890. Chiengmai, Doi Sootep, 320 m., Kerr, 586; Phre, 120-180 m., Luang Vanpruk, 158. Distr. India, Malaya. Lophopetalum Wallichii, Kurz—F.B.1.,i.p.615; For. Fl. Burma, i. p. 255 ; Williams, Bull. Herb. Boiss., v. (1905) p. 223 ; Fl. Indo- Chine, i. p. 878. Chiengmai, Doi Sootep, 660 m., Kerr, 1650. Distr. Burma. Lao name, Mai Neua Neua (ex Kerr). L. celastroides, Lawson, F.B.1., l.c. is probably only a small leaved form of this species. 40 Salacia prinoides, DC.—F.B.I., i. p. 626; For. Fl. Burma, 1. p. 260; Fl. Indo-Chine, i. p. 905. Palat, 300 m., Kerr, 1008. Distr. India, Burma, Malaya. Hippocratea indica, Willd—F.B.1.,i. p. 624; For. Fl. Burma, 1. p. 256 ; Fl. Indo-Chine, i. p. 898. Siam, Schomburgk (ex Fl. Indo-Chine). Distr. Tropical Asia and Africa. RHAMNACEAE. Ventilago calyculata, 7’u/.—F.B.L, i. p. 631; For. Fl. Burma, 1. p. 262; Coll. et. Hemsl., Journ. Linn. Soc., xxviii. p. 33; FL {ndo-Chine, i. p. 912. Hooey Meh Tan, 420 m., Kerr, 1015. Distr. India, Malaya. Zizyphus Jujuba, Lamk.—F.B.1., i. p. 632; For. Fl. Burma, i. p. 266 ; Williams, Bull. Herb. Boiss., v. (1905) p. 32 ; Hosseus, ii. p. 409 ; Fl. Indo-Chine, i. p. 918. Chiengmai, 300 m., Kerr, 1229 ; Kampeng (ex Hosseus). Distr. Afghanistan eastwards to China, Malaya, Australia, Africa. Lao name, Ma Tan (ex Kerr). Zizyphus Oenoplia, MJill.—F.B.1., i. p. 634; For. Fl. Burma, i. p. 266; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 33; Fl. Indo- Chine, i. p. 920. Chiengmai, Doi Sootep, 300-900 m., Kerr, 696. Distr. ‘Tropical Asia, Australia. Zizyphus rugosa, Lamk.—F.B.LI., i. p. 636; For. Fl. Burma, i. p. 265; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 33. Chiengmai, in deciduous jungle on Doi Sootep, 300-720 m., Kerr, 564, 1077, 1077a; Phre, 120-180 m., Luang Vanpruk, 146. Distr. India, Burma. Berchemia floribunda, Wall—F.B.L., i. p. 637; For. Fl. Burma, 1. p. 264. | Chiengmai, Doi Sootep, 900 m., Kerr, 1774. Distr. N. India, Khasia, Yunnan. Colubrina asiatica, Brongn.—F.B.L., i. p. 642 ; For. Fl. Burma, i. p. 268; Williams, Bull. Herb. Boiss., v. (1905) p. 32; Hosseus, ii. p. 408 ; Fl. Indo-Chine, i. p. 930. Paknampo, 34 m., Hosseus, 20; Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1461; Sriracha, sea-shore, Kerr, 2042. Distr. India, Burma, China, Malaya, Australia, Trop. Africa. Colubrina pubescens, Kurz—F.B.I., i. p. 642; For. Fl. Burma, 1. p. 269. Phre, 120-180 m., Luang Vanpruk, 165. Distr. Burma. Gouania leptostachya, DC_—F.B.L, i. p. 643; For. Fl. Burma, i. p. 269 ; Fl. Indo-Chine, i. p. 933. Chiengmai, Meh Hia, by a stream, 330 m., Kerr, 1952. Distr. N. India, Indo-China, Malaya. . 41 AMPELIDACEAR. Tetrastigma cruciatum, Crazb et Gagnep., a T. tuberculato, Blume (sub Cisso), stigmate grandi sessili cruciato valde distinctum. Ramuli scandentes, glabri, primo fere teretes, graciles, mox compressi, dense tuberculati. Folia trifoliolata, petiolis 2°7-4°5 cm. longis suffulta; foliola oblanceolata vel anguste obovata, apice acuminata, mucronata, basi terminalia in petiolulum attenuata, lateralia obtusa, parum obliqua, 8—-11°5 cm. longa, 3°5—5°5 em. lata, subcoriacea, utrinque glabra, juventute distanter crasse serrata, mox subintegra, subsinuata, nervis lateralibus utrinque 4-6 intra marginem arcuatis pagina neutra valde conspicuis ; petioluli semi- centimetrales, inter se aequales. Inflorescentia axillaris, globosa, congesta, 1 cm. diametro ; pedicelli compressi, 1-2 mm. longi, dense pilosi; alabastra cylindracea, apice dilatato-truncata, papillata. Calyx brevis, cupuliformis, pilosulus, dentibus triangularibus acutis. Petala alba, deltoidea, fere 2 mm. longa, 1°25 mm. lata, ad marginem apicemque papillata, corniculata, corniculis brevibus divaricatis papillatis 0°5 mm. longis. Discus brevis, annularis, ad basin ovari adnatus, ovarium strangulans. Stamina fertilia non visa. Ovariuwm glabrum, vix 1 mm. altum, loculis 2 biovulatis; stigma sessile, cruciatum, circiter | cm. diametro, ramis 4 divaricatis apice sensim dilatatis truncato-emarginatis.— Crab et Gagnep. apud Craib, Kew Bull. 1911, p. 30; FI. Indo-Chine, i. p. 948. _Chiengmai, in thick evergreen jungle on Doi Sootep, 900 m.,. Kerr, 599. Mons. Gagnepain, who was recently engaged in a study of the species of Vetis and allied genera and who has kindly collaborated with me in the description of this species, has supplied very copious notes on two allies of this plant. T. cructatum differs from T. rupestre, Planch., in (1) its petiolules being equal and its leaflets more symmetric at the base ; (2) its sessile inflorescence ; (3) its corolla not all papillose; (4) its large Maltese cross-shaped stigma ; and (5) its small acute calyx teeth. From 7. glabratum, Planch., it is distinguished by (1) its larger leaflets with equal petiolules; (2) its more condensed and much narrower inflorescence ; (3) its shorter flower buds ; (4) its corni- culate petals ; (5) its large sessile stigma ; and (6) its short acute (not truncate) calyx teeth. Mons. Gagnepain further remarks that 7’. cruciatum possesses the largest stigma of the species examined by him. Tetrastigma lanceolarium, Planch. p.p. Vitis lanceolaria, Roxb. —F.B.1., i. p. 660; For. Fl. Burma, 1. p. 272. Chiengmai, Doi Sootep, 720 m., Kerr, 919. Distr. India, Burma, Assam, China, Malay Peninsula. Tetrastigma serrulatum, Planch.—Gagnep., Lec. Not. Syst., i. p. 322. Vitis capriolata, Don—F.B.I., 1. p. 659. Chiengmai, in evergreen jungle on Doi Sootep, 1260 m., Kerr, 1505. Distr. N. India, Khasia, China. 42 Parthenocissus semicordata, Planch. Vitis semicordata, Wall.— King, Journ. As. Soc. Beng., Ixy. p. 113. V. himalayana, Brandis, var. semicordata, Lawson, F.B.L., i. p. 656. | Chiengmai, in evergreen jungle on Doi Sootep, 1590 m., Kerr, 1296. Distr. Sikkim, Khasia. Cissus adnata, Rozxb.—F 1. Indo-Chine, i. p. 965. Vitis adnata, Wall.—F.B.1., i. p. 649, in part; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 33. Chiengmai, in scrub jungle at foot of Doi Sootep, 330 m., Kerr, 1233; Petchabouri (ex Fl. Indo-Chine). Distr, India, throughout Indo-China, Malaya. Cissus aristolochioides, Planch.—F 1]. Indo-Chine, i. p. 974. Petchabouri, Mt. Taleng (ex Fl. Indo-Chine). Cissus assamica, Crab, comb. nov., Kew Bull, 1911, p. 31; Fi. Indo-Chine, i. p. 966. Vitis assamica, Lawson, F.B.L., i. p. 648. V. adnata, F.B.I1., 1. p. 649, in part. Chiengmai, in scrub jungle at foot of Doi Sootep, 330 m., Kerr, 1232. Distr. Assam, Bengal, (Burma ?). : Planchon in his monograph includes, this plant under C. adnata as a “forma glabrior.” ; , Cissus carnosa, Lamk. Vitis carnosa, Wall.—F.B.1., i. p. 654, Cayratia carnosa, Gagnep.—F 1. Indo-Chine, i. p. 981. Chiengmai, in scrub jungle, 300 m., Kerr, 1228. Distr. India, Burma, Assam, China, Malaya. Cissus convolvulacea, Planch.—F 1. Indo-Chine, i. p. 972. Near Muong Pran (ex F7. Indo-Chine). Distr. Cambodia (ex Fl. Indo- Chine). Cissus discolor, Blume—F 1. Indo-Chine, i. p. 969. Vtis discolor, Dalz.—F.B.I., i. p. 647 ; For. Fl. Burma, i. p. 271, in clavi tantum ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 33. Chiengmai, in evergreen jungle on Doi Sootep, 720-1350 m., Kerr, 726. . a Distr. India, Burma, Assam, Malaya. Cissus Kerrii, Craib, ab affini C. repente, Lamk., foliis lobatis valde distincta. i | Planta disco excepto glaberrima ; ramuli teretes, sulcati, 3 mm. diametro, juventute lepidoti, mox ut in V.repente albi. Folia ambitu interdum reniformia plerumque late ovata vel rotundata, basi cordata, 3-lobata lobis deltoideis apice acutis nucronatis, 6-11 cm. longa, 5-10°5 cm. lata, chartacea, margine remote denticulato-serrata, trinervata, nervis secondariis (e costa ortis) utrinque 4—5 omnibus utrinque prominulis nervis transversis subtus conspicuis ; petioli 2—6°5 cm. longi; stipulae deciduae, oblongae, basi truncatae, apice rotundatae, 5 mm. longae, 2°5 mm. latae ; cirrhi oppositifolii, sim- plices. Cymae oppositifoliae, umbellatim dispositaeé, pedunculo communi ad 4 em. longo, pedunculis partialibus 1-1°5 em. longis ; bracteae parvae. Calyx cupuliformis, 1 mm. diametro. Petala 4, 43 > oblonga, cucullata, 2°5 mm. longa, 1°75 mm. lata. Stamina 4, fila- mentis 1°25 mm. longis. Discus ovario aequialtus, margine crenu- lato interdum parcissime puberulo. Stylus brevis, obtusus.— Craib, Kew Bull. 1911, p. 31. Chiengmai, in scrub jungle, 300 m., Kerr, 1238. According to Gagnepain, Fl. Indo-Chine, i. p. 971, C. Kerri? is identical with C. modeccoides, Planch., var. subintegra, Gagnep. The species of Planchon is not represented in Herb. Kew but Gagnepain, |.c., remarks that there are forms connecting C. Kerrii, which differs from C. modeccoides only in the lobing of the leaf, and C. modeccoides. Cissus pedata, Lamk. Vitis pedata, Vahl—F.B.L., i. p. 661; For. Fl. Burma, i. p. 273. Cayratia pedata, Gagnep.—F 1. Indo- Chine, i. p. 979. Chiengmai, Doi Sootep, 330 m., Kerr, 1210; Muong Pran (ex Fl. Indo- Chine). Distr. India, Burma, Assam, Java. Cissus quadrangularis, Linn. Vitis quadrangularis, Wall.— F.B.I., i. p. 645. Sriracha, climbing on bushes along sea-shore, Kerr, 2035. Distr. Trop. Africa, Arabia, India, Burma, Malay Archipelago. - Cissus repens, Lamk.—F 1. Indo-Chine, i. p. 970. Vitis repens, Wight et Arn.—F.B.L, i. p. 646; For. Fl. Burma, i. p. 275 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 34. Chiengmai, Doi Sootep, in evergreen jungle, 750 m., Kerr, 1968. Distr. S.E. Asia. Cissus siamica, Planch.—F 1. Indo-Chine, i. p. 971. Petchabouri, near Caulay (ex Fl. Indo- Chine). Ampelocissus Martini, Planch., DC. Monogr., v. p. 373; FI. Indo-Chine, i. p. 992. Vitis barbata, Wall., var. trilobata, King— Williams, Bull. Herb. Boiss., v. (1905) p..216. Chiengmai, in mixed jungle at foot of Doi Sootep, 330 m., Kerr, 1206 ; Petchabouri (ex Fl. Indo- Chine). _ Distr. Cambodia, Cochinchina, Malay Peninsula (Hong Kong, cult.), [Laos, Annam, Philippines, ex F/. Indo-Chine]. Leea acuminata, Wall.—Clarke, Journ. Bot. 1881, p. 102; Fl. Indo-Chine, i. p. 941. LZ. sambucina, ¥.B.1., i. p. 666, in part. _ Siam (ex Fl. Indo-Chine). Leea javanica, Blume ? * Chiengmai, in deciduous jungle on Doi Sootep, 720'm., Kerr, 663. Leea macrophylla, Hornem.—F.B.1., i. p. 664; Clarke, Journ. Bot. 1881, p. 137 ; Fl. Indo-Chine, i. p. 943. = ~ Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1340. Distr. India, Burma, Assam [Laos, ex Fl. Indo- Chine]. Leea sp. ZL. sambucina, Hosseus, ii. p. 409 an Willd ? Wang Djao, 100 m., Hosseus, 134. , 44 4 SAPINDACEAE, Cardiospermum Halicacabum, Zinn.—F.B.1., i. p. 670; Williams, Bull. Herb. Boiss., v. (1905) p. 961 ; Hosseus, i. p. 408; FI. Indo- Chine, 1. p. 1004. Chiengmai, in scrub jungle on banks of Meh Ping, 300 m., Kerr, 757 ; Paknampo (ex Hosseus). Distr. 'Tropics. Allophylus eustachys, Radlk., in conspectu Allophylorum auctore Radlk. (in Sitzungsber. K. bayer. Ac., xxxviii. 1908, p. 209) post A, javensem, Blume (p. 231) inserendus, a quo differt omnium partium hirsutie. Arbor 7'5 m. alta (ex Kerr); rami teretes, 4 mm. crassi, ut et petioli, petioluli thyrsique pilis patulis subfusce hirsuti, cortice pallido lenticelloso-punctato. Folia 3-foliolata, 17-28 cm. longa, petiolo robusto teretiusculo supra sulco apice tantum manifesto ex- arato 17-28 cm. longo adjecto ; foliola rhombeo-lanceolata, acumi- nata, intermedia basi cuneata, lateralia basi valde inaequilatera in petiolulos contracta, intermedia cum petiolulo 1°5 cm. longo 12-18 cm. longa, 4-6 cm. lata, lateralia paullo minora, petiolulis 5-6 mm. longis, subrepande mucronulato-denticulata, membranacea, nervis utrinqgue 10-13 sat approximatis procurvis subtus prominulis in mucronulos pilosos excurrentibus, saturate viridia, opaca, supra pilis brevioribus praesertim ad nervos obviis hirtella, subtus pilis longi- oribus undique crebris subhirsuta margineque ciliata, epidermide valde mucigera. Thyrsi axillares, solitarii, simplices, robustiores, stricti, ad 20 cm. longi, rhachi striata hirsuta fere a basi cincinnos elomeruliformes sessiles crebros gerente; alabastra 1°5 mm. dia- metro ; flores mediocres, breviter pedicellati. Sepala glabriuscula. Petala cochleariformia, ungui longo pilosiusculo, squama_ biloba villosa. Discus, stamina, germen puberula. Fructus juvenilis cocci elobosi, pilis longiusculis laxe adspersi ; fructus maturus non visus. Chiengmai, Ban Pong, 330 m., Kerr, 1944. Allophylus glaber, Radlk.—F I. Indo-Chine, i. p. 1014. Siam (ex Fl. Indo-Chine). Distr. Cambodia, Cochinchina (ex Fl. Indo- Chine). Allophylus sootepensis, Crazb, habitu A. longipidi, Radlkofer, similis sed racemis saepissime haud furcatis differt. Fruticulus 1:2 m. altus (ex Kerr) ; ramuli teretes, 3 mm. diametro, fere glabri, cortice rubro-brunneo obtecti. Folia trifoliolata ; foliola breviter petiolulata, oblanceolata vel oblongo-lanceolata, apice acuminata, obtusa, basi terminalia cuneata, lateralia inaequalia, obtusa, foliorum ramulorum apices versus maxima, ad 19 cm. longa, 5°5 cm. lata, foliorum paulo inferius 4°5-12°5 cm. longa, 1°8-4 em. lata, membranacea, juventute utrinque pilosula mox fere glabra, margine praecipue a medio apices versus distanter serrata, nervis lateralibus utrinque 10-11 ad marginem excurrentibus cum costa supra conspicuis subtus prominulis nervis transversis utrinque, subtus magis, conspicuis ; petioli foliorum majorum 10°5-13°5 em. longi, minorum 3-6 cm. longi, supra canaliculati, puberuli vel fere glabri, Thyrst axillares, solitarii, saepissime simplices, 7-15 ecm. longi, 45 pedunculo communi 1°5-2°5 em. longo, fere glabri. Pedicelli graciles, 2 mm. longi, glabri. Flores albi, mediocres, glabri. Fructus ignotus.—A. varians, Craib, Kew Bull. 1911 p. 32, non Radlk. Chiengmai, thin bush about 1*2 m. high in evergreen jungle on Doi Sootep, 900 m., Kerr, 685. Sapindus Rarak, DC. Dittelasma Rarak, Hook. f.—F.B.1., i. p. 672; For. Fl. Burma, i. p. 297; Fl. Indo-Chine, i. p. 1018. Phre, Hooey Kamin, 165 m., Luang Vanpruk, 203. Distr. Indo-China, Malaya. Lao name, Ma Sak (ex Luang Vanpruk). Sapindus? siamensis, Rad/k., ob fructum ignotum dubia, si revera hujus generis affinis S. tomentoso, Kurz (sectionis Diéttelasma), a quo inter alia differt germine tomento denso flavescente-albido induto. Arbor ramis teretiusculis sulcatis 3-4 mm. crassis griseo-pubes- centibus cortice nigro-fusco. Folia abrupte pinnata, 3-4 juga, petiolo 4-6 cm. longo adjecto 20-30 cm. longa, rhachi supra _bisul- cata sordide pubescente in apiculum sterilem subulatum terminata ; foliola inferiora subopposita, superiora alterna, elliptico-oblonga, utrinque obtusa vel subacuta, interdum quadammodo inaequilatera, inferiora latere exteriore, superiora latere interiore angustiora brevioraque, cum petiolulis 3-5 mm. longis 10-18 cm. longa, 4—7 em. lata, integerrima, membranaceo-chartacea, nervis lateralibus utrinque 10-12 sat approximatis oblique erectis venisque reticulatis supra vix ‘subtus sat prominentibus, supra praeter nervos glabriuscula, e livescenti-viride in subfuscum vergentia, nitidula, subtus molliter pubescentia pallidiora, opaca, glandulis microscopicis clavatis super- ficiei subadpressis (nec ut in reliquis Sapindi speciebus in foveelas conchiformes impressis) raris adspersa, epidermide paginae supe- rioris e cellulis valde convexis granulato-punctatis inanibus conflata, paginae inferioris stomatum copia insigni. Panicula terminalis, 13-18 cm. longa, pauciramosa, rhacheos apice ramisque thyrsoideis dense cymulas (polychasia vel dichasia in cincinnos abeuntia) sub- sessiles gerentibus, bracteis bracteolisque subulatis pubescentibus ; flores unisexuales, 5 mm. longi et lati, oblique symmetrici, $ breviter, Q longius pedicellati, pedicellis 3-6 mm. longis basi articulatis. Sepala 5, breviter oblonga, obtusa, dense albide tomentosa, ciliata, intus subglabra. Petala 4 (infimi sede inter sepalum 3 et 5 vacua) sub disci margine inserta, subspatulata, lamina ovato-oblonga ob- tusiuscula concava dorso puberula intus glabra in unguem lamina paullo breviorem dorso margineque villosum attenuata, supra unguem squamulis 2 deflexis dense villoso-barbatis dorso minutim cristatis aucta. Discus (in floris parte superiore ante sepalum 4) unilateralis inter petalorum insertiones in lobulos tumens, glaber. Stamzna 8, intra discum circa pistillum vel pistilli rudimentum inserta, fili- formia, floris $ exserta, floris Q breviora germen vix superantia, sterilia, praeter apicem villosula, antheris breviter ovatis subapicu- latis dorso supra basin emarginatam affixis introrsis glabris. Germen (floris ¢ rudimentarium) ad disci marginem inferiorem ante sepalum 3 et 5 insertum, trigono-ovatum, 3-sulcatum, 3-loculare, dense albide tomentosum, in stylum germen aequantem subulato-filiformem 46 sursum curvatum pubescentem apice incrassato-stigmatosum termi- natum ; gemmulae in loculis solitariae, prope basin axeos tubereulo insidentes, erectae, apotropae, campylotropae, micropyle extrorsum infera. Fructus non visus. Phre, 156-260 m., Luang Vanpruk 119, 191. Lao name, Ma fueng sa (ex Luang Vanpruk). Erioglossum rubiginosum, Blume. FE. edule, Blume—F.B.L, i. p. 672; Williams, Bull. Herb. Boiss., v. (1905) p. 221; FI. Indo- Chine, 1. p. 1019. Phre, 120-180 m., Luang Vanpruk, 148. Distr. India, Indo-China to Australia. Aphania ochnoides, Pierre ex Lecomte, Fl. Indo-Chine, i. p. 1037, Muong Pran (ex Fil. Indo- Chine). Distr. Cochinchina (ex Fl. Indo-Chine). Zollingeria dongnaiensis, Pierre—F 1. Indo-Chine, i. p. 1020. Phre, 120-180 m., Luang Vanpruk, 132. Distr. Cochinchina. Otophora cambodiana, Pierre—F1. Indo-Chine, i. p. 1033. Bangkok, Zimmermann, 112. Distr. Cambodia [Laos, ex Fl. Indo-Chine}. Schleichera trijuga, W7lld.—¥.B.1., i. p. 681; For. Fl. Burma, i. p. 289; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p, 36; Fl. Indo-Chine, i. p. 1034. Chiengmai, Doi Sootep, 300-330 m., Kerr, 571, 1184; Ban Pou, Meh Teng, 390 m., Kerr, 1062 ; Phre, 120-180 m., Luang Vanpruk, 154. Distr. India, Burma, Malaya. Lao name, Ma Chohk (ex Kerr), Pometia tomentosa, Z'eysm. et Binn. Muang Fang, Hosseus, 611. Distr. Java, Sumatra. Mischocarpus grandis, Rad/k., comb. nov. iW. pentapetalus, Lecomte, F]. Indo-Chine, i. p. 1028. Pedicellia grandis, Pierre. Chiengmai, Doi Sootep, 900 m., Kerr, 1823. Distr. Cochinchina (ex Fil. Indo-Chine). Paranephelium longifoliolatum, Lecomte—F 1. Indo-Chine, i, p. 1027. Meh Yuak Phre, 240 m., Luang Vanpruk, 232. Distr. Laos (ex Fl. Indo-Chine). Harpullia cupanioides, Roxd.—F.B.L., i. p. 692; For. Fl. Burma, i. p. 287 ; FI. Indo-Chine, i. p. 1022. Chiengmai, in evergreen jungle on Doi Sootep, 660 m., Kerr, 1791 ; Huai Tuam, 180 m., Luang Vanpruk, 229; Meh Sangon Phre, 150 m., Luang Vanpruk, 239. Distr. India, Indo-China, Malaya. Delpya muricata, Pierre ex Radlk—F\. Indo-Chine, i. p. 1015. Sisyrolepis siamensis, Radlk. apud Williams, Bull. Herb. Boiss., v. (1905) p. 222; FI. Indo-Chine, i. p. 1053. Bangkok, Zimmermann, 123 ; Petchabouri (ex Fl. Indo-Chine). The writer is deeply indebted to Prof. Radlkofer for kindly naming most of the additional Siamese material, In addition to 47 describing the two new species of Sapindaceae and one of Simaru- baceae he has kindly supplied the writer with the names of three Siamese plants mentioned in Cat. Hort. Bogor. 1866, pp. 391-2 :— Capura sp., Phoon rieng soeiin is Otophora fruticosa, Blume. Harpullia sp. is Arfeuillea arborescens, Pierre. Mahoeat 73 is Erioglossum rubiginosum, Blume. A very doubtful record for Siam and one which must probably be deleted from the area treated in this paper is Arytera montana recorded by Williams for Lower Siam. HIPPOCASTANACEAE. Aesculus punduana, Wall.—F¥.B.I., i. p. 675; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 36. A. assamica, Griffi—For. FI. Burma, i. p. 286. Siam, Parish, 111. Distr. Sikkim, Assam. STAPHYLEACEAE, Turpinia nepalensis, Wall.—For. Fl. Burma, i. p. 292 ; Hosseus, ii. p. 408. 7. pomifera, F.B.L., i. p. 698, in part. Chiengmai, Doi Sootep, 1350-1650 m., Hosseus, 504, Kerr, 1752. Distr. India, Burma, China. Turpinia pomifera, Wall.—F.B.1., i. p. 698,in part; For. FI. Burma, i. p. 292; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 36 ; Hosseus, ii. p. 408. Chiengmai, Doi Sootep, 720-900 m., Kerr, 536, Hosseus, 457 ; between Muang Prow and Chieng Dao, 600 m., Kerr, 1047. Distr. India, throughout Indo-China, Malaya. SABIACEAE. Meliosma simplicifolia, Roxb.—F.B.1., ii. p.5; For. Fl. Burma, 1, p. 301. Muang Prow, Hooey Meh Wah, 540 m., Kerr, 1041. Distr. India, Burma, Assam, Yunnan. Meliosma simplicifolia, Rozb., var. sootepensis, Crazb, a typo ramulorum indumento parciore, cortice rubro-brunneo haud nigro, foliis oblongo-oblanceolatis apice obtusis vix acuminatis, integris, foliorum maturorum nervis supra leviter impressis subtus valde prominentibus differt.— Crab, Kew Bull. 1911, p. 33. Chiengmai, Doi Sootep, 720 m., Kerr, 535. According to Dr. Kerr this tree, which is about 12 m. high has the young branches mostly hollow and inhabited by a small black ant. ANACARDIACEAE, Rhus semialata, Murr.—F .B.1., ii. p. 10; Coll. et Hemsl., Journ. Linn. Soc., xxviil. p. 36 ; Fl. Indo-Chine, ii. p. 35. Chiengmai, by stream on Doi Sootep, 900 m., Kerr, 1759, Distr. India, China, J apan, Tonkin, 48 Buchanania latifolia, Ror).—F.B.L., ii. p. 23; For. Fl. Burma, i. p. 307; Fl. Indo-Chine, ii. p. 10. Chiengmai, Doi Sootep, 300-450 m., Kerr, 946, 1732; Lakon, 600 m., Luang Vanpruk, 167. Distr. India, Burma, Yunnan, Cambodia. Buchanania reticulata, Hance, var. siamica, Hosseus, ii. p. 408. Wang Djao, 100 m. (ex Hosseus). Buchanania sp. aff. B. glabrae, Wall. Wang Djao, Hosseus, 144; Chiengmai, Doi Sootep, Hosseus, 283. Probably represents a new species but the material in Herb. Kew, is too incomplete to admit of certainty. Hosseus, ii. p. 407 refers these plants definitely to B. glabra, Wall. | Melanorrhoea usitata, Wall.—F¥.B.L., ii. p. 25; For. Fl. Burma, i. p. 318; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 36; Fl. Indo-Chine, ii. p. 25; Williams, Bull. Herb. Boiss., vy. (1905) ey ie : Chiengmai, Doi Sootep, 300-900 m., Kerr, 933. Distr. Throughout Indo-China, Malay Peninsula. Lao name, Mai Hak (ex Kerr). Holigarna Kurzii, King. Semecarpus albescens, Kurz, For. FI. Burma, 1. p. 313. Chiengmai, Doi Sootep, 660-750 m., Kerr, 1649, 1803. Distr. Burma. Lao name, Kik Ki Mu (ex Kerr), Kurz divided his species into two varieties—var. albescens, proper and var, glaber. To the former Kerr, 1803 is referable and to the latter Kerr, 1649. Odina Wodier, Rorb.—F.B.1., ii. p. 29; For, Fl. Burma, i. p 321; Coll. et Hemsl., Journ, Linn, Soc., xxviii. p. 36; Fl Indo- Chine, ii. p. 34. Between Lakon and Phre, 300 m., Kerr, 978; Pang Pooey, 420 m., Kerr, 1003. Distr. India, Burma, Malaya. Spondias mangifera, Willd.—-¥.B.1., ii. p. 42; For. Fl. Burma, i, p. 322; Fl. Indo-Chine, ii. p. 28. Hills between Muang Prow and Chieng Dao, 600 m., Kerr, 1045. Distr. India, Burma, China, Cochinchina, Malaya. Lao name, M’Kauk (ex Kerr). | CONNARACEAR. Connarus gibbosus, Wall.—F.B.I1., ii. p. 52; For. Fl. Burma, i. p. 327 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 1034. Chiengmai, Doi Sootep, 720 m., Kerr, 1071. Distr. Burma, Malay Peninsula. Connarus stictophyllus, Kurz, For, Fl, Burma, i. p, 548. Siam (ex Kurz). 49 _ Ellipanthus tomentosus, Kurz—-F'.B.1., ii. p. 56; For. Fl. Burma, i. p. 330; Prain, Journ. As. Soc. Beng., lix. p. 209; Williams, Bull. Herb. Boiss., v. (1905) p. 17. Lakon plain, 300 m., Kerr, 972. Distr, Burma. LEGUMINOSAE. Crotalaria acicularis, Ham.—F.B.L., ii. p. 68; Prain, Journ. As. Soc. Beng., Ixvi. p. 349. C. humifusa, Drake, Journ. de Bot., v. p. 186 ; C. B. Clarke apud Ostenfeld, Bull. Herb. Boiss., v. (1905) p-. 713; Williams, Bull. Herb. Boiss., v. (1905) p. 961 ; Hosseus, i. p. 484, non Grah. Raheng, Lindhard, 27. ‘Distr. Madras, Bengal to Tenasserim, China, Tonkin, Java. Crotalaria alata, Ham.—-F.B.L, ii. p. 69 ; Prain, Journ. As. Soe. Beng., Ixvi. p. 349; Williams, Bull. Herb. Boiss., v.' (1905) p. 961 ; Hosseus, i. p. 484 et ii. p. 394; non Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 37. Chiengmai, Doi Sootep, 450-600 m., Kerr, 776; Wang Djao, Hosseus, 59a; Petchabun, Hosseus, 714a. Distr. Kumaon to Khasia, Burma, China, Java. Crotalaria albida, Heyne—F.B.1., ui. p. 71; Coll. et Hemsl., Journ, Linn, Soc., xxviii. p. 38; Prain, Journ. As. Soc. Beng., Ixvi. p. 351, - : 3 _ _Chiengmai, evergreen jungle on Doi Sootep, 1050 m., Kerr, 876, Distr. India, Burma, China, Malaya. Crotalaria assamica, Benth.—F.B.L., ii. p. 75; Prain, Journ, As. Soc. Beng., Ixvi. p. 352 ; Hosseus, ii. p. 394. C. retusa, Hosseus, i, p. 485, non Linn, | Chiengmai, Doi Sootep, 700-720 m., Kerr, 830, Hosseus, 302. Distr. Assam, Upper Burma, China, Philippines. Crotalaria bracteata, Rovb.—F.B.L., 11. p. 83. Meh Ping Rapids, near Ban Kaw, 180 m., Kerr, 909 ; Chiengmai, in scrub jungle on Doi Sootep, 330 m., Kerr, 1526b. Distr. India, Burma, Yunnan, Philippines. Crotalaria chinensis, Zinn.—F.B.1., ii. p. 73. C. ferruginea, Hosseus, i. p. 484 et ii. p. 394, the latter in part at least. “ C. acteu- laris, Ham. aff. vel nov. spec.”—Hosseus, il. p. 394. Pitsanulok, Ban Jang, 120 m., Hosseus, 712. Hosseus’ plant is a rather broad-leaved form. Crotalaria elliptica, Roxd. C. uncinella, Prain, Journ. As. Soc. Beng., Ixvi. p. 352, vix Lamk. Sriracha, on rocky ground by the sea, Kerr, 2135. Distr. China, Cochinchina, Malay Peninsula. Crotalaria ferruginea, Grah.—F.B.L., ii. p. 68 ; Prain, Journ. As. Soc. Beng., Ixvi. p. 349 ; Hosseus, ii. p. 394, in part. Chiengmai, in evergreen jungle on Doi Sootep, 1500 m., Kerr, 1518 ; near Doi Intanon, 600 m. (ex Hosseus). Distr. E. Himalayas, China, Indo-China, Ceylon. 21218 D 50 Crotalaria Hossei, Cratb, floribus leguminibusque C. albidae, Heyne, foliis C. lnifoliae, Linn., similis, ab ambabus habitu distincta. Rhizoma lignosum, ad 26 cm. longum. Caules solitarii, plerumque usque ad inflorescentiam simplices, 30-70 em, alti, albo- strigillosi. Folia linearia vel lineari-oblanceolata, apice subacuta vel rotundata, mucronata, basi obtusa, 1-2 em. longa, 2=4°5 mm. lata, brevissime petiolata, margine integro, subcoriacea, supra fere glabra, subtus indumento ut caule, costa supra subconspicua subtus prominente, nervis obscuris. IJnflorescentiae rami 4-8, corymbosim dispositi. Racemi circiter 8 cm. longi, laxiusculi; bracteae parvae, persistentes ; pedicelli 3 mm. vix attingentes. Calyx bilabiatus, extra adpresse flavo-hirsutus; labium superius e lobis duobus oblongo-lanceolatis acutis 3°5 mm, longis 2°5 mm. latis, inferius e lobis tribus lanceolatis acutis 4°5 mm. longis 1 mm. latis. Corolla lutea (ex Kerr); vexillum reflexum, oblongum, apice emarginatum, 5°5 mm. longum, 5 mm. latum, basi squamis duabus 1 mm. longis et latis margine subintegro instructum, extra superne parce fulvo- hirsutum, ungui brevi albo-piloso-ciliato suffultum ; alae oblongae, 5 mm. longae, 2 mm. latae, glabrae, foveolatae, ungui 1 mm. longo ; carina 4°5 mm. longa, 5 mm, lata, marginibus liberis albo-piloso- ciliatis, ungui 1 mm. longo. Stamina generis ; tubus circiter 2 mm. longus, filamentis longioribus subaequalis. Ovarium subsessile, 3 mm. altum, glabrum, 8-ovulatum; stylus 4°5 mm. longus, parce pilosus. Legumen oblongum, sessile, 1 cm. longum, 4 mm. latum, apice truncatum, calyce stylique basi persistentibus.—Craib, Kew Bull. 1911, p. 34; Hosseus, ii. p. 394. Wang Djao, Hosseus, 59; Chiengmai, in eng jungle on Doi Sootep, 300-600 m., Kerr, 839. (Herb. Kew! Mus. Brit.! et Calcutta !) Crotalaria juncea, Linn.—F.B.L., ii. p. 79; Hosseus, i. p. 484 et u. p. 394. Paknampo, banks of Meh Ping, 30 m. (ex Hosseus). Distr. India, Burma, Assam, S. Yunnan, Hainan, Java, Mauritius. Crotalaria medicaginea, Lamk.—}F'’.B.L, ii. p. 81. Meh Ping Rapids, Ban Kaw, 180 m., Kerr, 908 ; Cape Liant, Murton, 36. Distr. India, China. Crotalaria neriifolia, Wall—F.B.L., ii. p. 74; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 39; Prain, Journ. As, Soc. Beng., Ixvi. p. 352; Hosseus, ii. p. 395. Chiengmai, Doi Sootep, 300-700 m., Kerr, 829, Hosseus, 287. Distr. Burma. Crotalaria peguana, Benth. ex Baker, F.B.L., ii. p. 77; Hosseus, i. p. 395. Chiengmai, Doi Sootep, 1350-1560 m., Kerr, 784, 1391, Hosseus, 209. Distr. Upper Burma. Closely allied to, and possibly indentical with, C. Kurzii, Baker, 51 Crotalaria quinquefolia, Zinn.—F.B.1., ii. p. 84; Prain, Journ. As. Soc. Beng., Ixvi. p. 354; Williams, Bull. Herb. Boiss., (1905) p. 19; Hosseus, i. p. 484. Ghisnemai: 300 m., Kerr, 1445. Distr. India Weiwarde to Philippines and southwards to Australia, — Crotalaria sessilifilora, Zinn.—F.B.L., ii. p. 73; Prain, Journ. As. Soe. Beng., Ixvi. p- 351 ; Hosseus, i. p. 485 et ii. p. 395. Chiengmai, in mixed jangle on Doi Sootep, 300-540 m., Kerr, 898; Wang Djao, Hosseus, 112; Pitsanulok, Ban J ang (ex Hosseus). Distr. Himalaya, China, Burma, Philippines. Crotalaria striata, DC.—F.B.L., ii. p. 84. C. Saltiana, Prain, Journ. As. Soc. Beng., Ixvi. p. 353, non Andr. C. siamica, Williams, Bull. Herb. Boiss., v. (1905) p. 20; Hosseus, i, p. 485. Bangkok, Zimmermann, 136. Distr. Tropics. Crotalaria verrucosa, Linn.—F.B.L., ii. p. 77. Meh Ping Rapids, Ban Kaw, 180 m., Kerr, 910 ; Sriracha, ' in evergreen jungle, 15 m., Kerr, 2108. Distr. Tropics. Priotropis cytisoides, Wight et Arn.—F .B.I., ii. p. 65. Chiengmai, in mixed jungle on Doi Sootep, 420 m., Kerr, 1447. Distr. Sikkim, Assam, Burma, Yunnan. Indigofera Dosua, Ham., var. tomentosa, Baker, F.B.I., ii. p. 102 ; Prain, Journ. As, Soc. Beng. ., Ixvi. p. 357. Chiengmai, in open jungle on Doi Sootep, 1590 m., Kerr, 1381. Distr. (of var.) Himalayas, Yunnan, Burma, Rhaeti: Indigofera endecaphylla, Jacg.—F.B.I1., ii. p. 98; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 39. Anhin, Schomburgh, 258. Distr. India, Burma, China, Africa, Indigofera laxiflora, Craib, ab ZI. subulata, Vahl, foliolis majori- bus numerosioribus, floribus fere duplo majoribus, leguminibus haud reflexis, ab J. cylindracea, Wall., foliolis majoribus, legu- minibus longioribus, ab J, leptostachya, DC., foliolorum membranac- _ eorum forma recedit. Fruticulus flaccidus, vix 1 m. altus (ex Kerr); caules primo parce adpresse brunneo-hirsuti, mox glabri, stramineo-virides nisi inferne rubrescentes. Folia imparipinnata, ad 12 cm. longa, petiolo eirciter 1°5 cm. longo suffulta, rhachi supra canaliculata ; foliola opposita, utrinque 4-6, plerumque oblongo-obovata, apice rotundata, mucronata, basi cuneata vel late cuneata, ad 4 cm. longa et 2°3 cm. lata, terminale a lateralibus paullo ultra 1 cm. distans, membranacea, utrinque pilis medio-fixis brevibus paucis albis nisi subtus interdum brunneis instructa, petiolulis circiter 1°5 mm. longis suffulta ; stipulae deciduae circiter 2mm. longae ; stipellae ad1 mm. longae. acemi maIArES,. ad 15 cm. longi, pedunculo communi ad 5 cm. longo 21218 D 2 52 suffulti. Bracteae sub anthesin deciduae, 1°5 mm, longae. Pedicelli ad 5 mm. longi, ut rhachi pilis paucis adpressis brunneis instruct. Calyx extra parce adpresse brunneo-pubescens ; tubus 1°75 mm. _ longus ; lobi lanceolati, acuti, ad 1 mm. longi. Corolla purpurea (ex Kerr); vexillum subellipticum, 8 mm. longum, 6 mm. latum, ungui 1 mm. longo, extra breviter adpresse albo-pubescens ; alae angustae, vexillo aequilongae; carina alas paullo superans. Ovarium circiter 8 mm. longum et 0°3 mm. latum, glabrum, multi- ovulatum. Legumen ad 4°3 cm. longum, 1°5 mm. latum, acuminatum, . suturis incrassatum, glabrum.— Craib, Kew Bull. 1912, p. 148. Chiengmai, in open grassy jungle on Doi Sootep, 1500 m., Kerr, 1388, 1978. | Indigofera hirsuta, Linn.—F.B.I1., ii. p. 98; Coll. et Hemsl., Journ, Linn: Soc., xxviii. p. 39; Prain, Journ, As. Soc. Beng., Ixvi. p. 356. | Sriracha, on open, rocky, grassy slope, 15 m., Kerr, 2138. Distr. Tropics. Indigofera linifolia, Retz.—F.B.1., ii. p. 92; Prain, Journ. As. Soc. Beng., Ixvi. p. 355. Cape Liant, Murton, 35. 3 ki Distr. Afghanistan, India, Burma, China, Malaya, Australia, Africa. Indigofera pulchella, Roxvb.—F.B.1., ii. p. 101; For. Fl. Burma, i. p. 361; Coll. et Hemsl., Journ, Linn. Soc., xxvii, p. 39; Hosseus, ii. p. 398. Ban Meh Wang, 300 m., Hosseus, 362, Kerr, 1006 ; Chiengmai, in deciduous jungle on Doi Sootep, 330 m., Kerr, 1665, Distr. N. India, Burma, China. Indigofera siamensis, Hosseus, Fedde Repert. Nov. Sp., iv. (1907) p. 291, i. p. 485 et 11. p. 398. Wang Djao, 100 m., Hosseus, 120. Indigofera sootepensis, Craib, affinis J. galegoidi, DC., a qua ramorum foliorumque novorum indumento brunneo haud albo, foliolis numerosioribus, bracteis stipulisque longioribus, legumine fere dimidio breviore turgidiore differt. | Frutex ad 2°5 m. altus (ex Kerr). Rami flexuosi, subangulati, juventute dense brunneo-pubescentes, mox parce brevissime adpresse strigillosi, cortice brunneo. Folia 15-18 em. longa, seta ad 1 em. longo, rhachi supra canaliculata ; stipulae e basi fere 1 mm. lata longe attenuatae, ad 12 mm. longae; foliola 37-41, opposita nisi infima subopposita, anguste oblonga vel terminalia obovata, apice rotundata, mucronata, basi rotundata vel terminalia cuneata, 15-3 cm. longa, 6-8 mm, lata, tenuiter chartacea, utrinque parce pubescentia, margine integro, nervo primario utrinque conspicuo, nervis lateralibus obscuris, supra fusca, subtus pallide viridia ; stipellae minutae ; petioluli circiter 2 mm. longi. Racemi axillares, usque ad apices ramorum, multiflori, ad 9 cm. longi, pedunculo 1 em. longo. Flores breviter pedicellati, bracteis deciduis alabastra superantibus. Calyx fere 2 mm. longus, dentibus parvis, dense strigillosus. Corolla longe exserta, circiter 1 cm, longa, vexillo 53 carinaque extra dense brunneo-strigillosis. Legumen teres, ad 4°5 em. longum, 5 mm. diametro, basi attenuatum, parce puberulum.— Craib, Kew Bull. 1911, p. 35. Chiengmai,’ in deciduous jungle on Doi Sootep, 480-900 m., Kerr, 684. Indigofera squalida, Prain, Journ. As. Soc. Beng., Ixvi. p. 355. Chiengmai, in deciduous jungle on Doi Sootep, 480 m., Kerr, 658. Distr, Upper Burma. Indigofera tinctoria, Linn.—F.B.1., ii. p. 99; Prain, Journ. As. Soc. Beng., Ixvi. p. 356 ; Hosseus, i. p. 486. Chiengmai, Doi Sootep, 1500 m. (ex Hosseus), Distr. Tropics—often cultivated. | Tephrosia (§ Brissonia) Kerrii, Drummond et Craib, T. vestitae, Vog., similis, sed floribus leguminibusque multo majoribus, necnon leguminis indumento valde fortiore facile distinguenda. Suffruticulus caulibus circa bimetralibus erectis rigidis superne fistulosis sub supremam inflorescentiam 2—5 mm. diametro angulatis et leniter sulcatis pilis satis robustis ascendentibus laxe adpressis demum fulvescentibus vestitis. /olia imparipinnata, foliolo terminali lateralibus aliquantulo majore ; foliola utrinque 5-8, oblongo- lanceolata, breviter sed distincte mucronata, usque ad. 7°75 cm. _ longa, paullo ultra 17 mm. lata, supra olivacea, glabrata, minute sed. distincte reticulata, subtus pilis subargenteis satis longis mollioribus adpressis dense vestita, costa necnon margine pilis mox fulves- centibus instructa, nervis primariis circa 3 mm. inter se distantibus leniter arcuatis, secondariis secus primarios parallelis multo obscuri- oribus ; petioluli vix 2 mm. longi, basi pulvinati, inaequaliter hirsuti. Inflorescentiae juveniles strobiliformes, circa 20 mm. longae, 10 mm. diametro, denique sub anthesin ad 10 cm. longae; bracteae anguste lanceolatae, argute cuspidatae, 5 mm. longae, 2 mm. (ciliis exclusis) latae, cuspi lineari-subuiata circa 5 mm. longa, dorso villosissimae, ad marginem eleganter ciliatae, interne venis paucis satis obviis et. pilis candidis adpressis sparse ornatae, caducae; flores rhachidis obscure flexuosi ad nodos singuli insidentes, pedicellis valde villosis post anthesin 6 mm. longis suffulti. Calyx extra pilis subasperis 1 mm. longis fulvescentibus laxe adpressis obsitus; tubus late poculiformis, 4 mm. diametro ; lobi anguste deltoidei, anterior prope 5 mm., ceteri vix 3 mm. longi, omnes basi circa 2 mm. lati, infra fusci et minute puberuli. Vexillum ovato-cordatum, apice breviter emarginatum, basi cuneatum, in stipitem angustum imo saccatum infra involutum, venis flabellatim dispositis, dorso convexe cari- natum, pilis robustis longis fulvis subadpressis vestitum, intra omnino glabratum; alae carinam vix superantes, ei forma similes sed apice obscurissime falcatae, venis satis conspicuis inter se innectis pulchre notatae, margine superiore supra unguem manifeste gibbosae ; carina margine anteriore 10 mm. inferiore vix 19 mm. longa, apicem versus obtuse et brevissime rostrata, leniter falcata. Legumen 10 em. longum, 7°5 mm. latum, pilis longis fulvescentibus mollibus prorsus directis vestitum, parte inferiore plus minusve arcuatum, sub apicem margine anteriore in rostrum validum 2°5 mm. 54 longum curvatum abeunte unde. exoritur stylus subpersistens, abrupte geniculatus, inferne glaber, superne unilateraliter imsigne barbatus.— Drummond et Craib, Kew Bull. 1912, p. 149. Chiengmai, in evergreen jungle on Doi Sootep, 960 m., Kerr, 1382. Distr. §S. Yunnan. Tephrosia (§ Brissonia) repentina, Drummond et Craib, e grege T. tinctoriae, Pers (sensu stricto), ab illa necnona TZ’. coccinea, Wall., propter formam et indumentum foliolorum, a 7. Heyneana, Wall., propter multo majores flores et legumina facile distinguenda ; a TT. senticosa, Pers. (vera), cui omuium maxime affinis, foliolis majoribus, oblongo-lanceolatis vel oblongo-obovatis nec oblongo- cuneatis apice obtusis vel acutis nunquam retusis supra obscure nec conspicue striatis, legzumine fere duplo longiore valde pubescente aliisque notis bene dignoscitur. Suffruticulus 30-70 cm. altus, caule circiter 2 mm. diametro obscurius angulato irregulariter sulcato pilis subargenteis mox fulvescentibus subadpressis munito. ola imparipinnata, foliolo | terminali lateralibus aliquantulo majore, rhachi adpresse pilosa basi inconspicue pulvinata 3°5-7°5 cm. longa ; foliola utrinque 3-5, oblongo-lanceolata vel oblongo-obovata, apice obtusa vel acuta, cujusque jugi superne gradatim majora, infima 4°5 cm. longa, 7 mm. lata, suprema ad 4°5 cm. longa et vix 2 cm. lata, supra cinereo- olivacea, ad venas nebulose fusco-maculata, minute reticulata, glabra nisi nervis lateralibus villos paucos longos candidos spar- sissime praebentibus, subtus pilis subargenteis leniter adpressis densius vestita, ad costam prominentem pilis longioribus subpatenti- bus ad marginem subaureis prorsus directis ornata, nervis omnibus obscuris lateralibus inter se circiter 3°5 mm. distantibus, petiolulis pilis ascendentibus pallide aureis hirsutis suffulta. Flores 1-4, terminales vel axillares; bracteae sericeo-canescentes ; bracteolae obscuriores, caducae ; pedicelli (maturante legumine) vix 4 mm. longi. Calycis tubus subpoculiformis, circiter 3 mm. diametro, extra pilis sericeo-canescentibus laxe adpressis vestitus, intra glaber ; lobi angustissime deltoidei, anterior circa 4 mm. longus et 4 mm, latus, ceteri circa 2 mm. longi et 1 mm. lati, extra pilis demum subaureis obsiti. Vexillum brunneum (ex Kerr), circiter 19 mm.. longum, medio argute sulcato-lineatum, margine integro, dorso pilis - longis aureo-fulvis quasi velutinis dense vestitum; alae albae (ex Kerr), carina manifeste breviores, dimidiate oblongo-cuneatae, obscure falcatae, supra unguem gibbosae ; carina alba (ex Kerr), circiter 18 mm. longa, obtuse rostrata, inferiore margine oblique rotundato, supra mediam longitudinem 6°5 mm. lata. Stylus vix geniculatus, alte arcuatus, pilis ascendentibus subaureis aeque munitus. Legumen (vix maturum) 9 cm, longum, vix 6 mm. latum, inconspicue falcatum, sub apicem margine anteriore in rostrum vix 3 mm. longum. curvatim abeunte, pilis mollibus longis subadpressis satis sordide fulvescentibus dense vestitum.—Drummond et Craib, Kew Bull. 1912, p. 150. Sriracha, Nawng Kaw, on clearing in evergreen jungle, 30 m., Kerr, 2053. Tephrosia siamensis, Drummond apud Hosseus, ii: p. 400. Pitsanuluk, Nakontai, 100 m, (ex Drummond). 55 Tephrosia vestita, Hosseus, i. p. 486 et ii. p. 401, an Vog.? Kau Phra Dang, 300 m. (ex Hosseus). Tephrosia Wallichii, Graham. T. purpurea, Craib, Kew Bull. 1911 p. 36, non Pers. Chiengmai, on waste ground, 300 m., Kerr, 710; Anhin, Sehom- burgh, 253. Distr. §. ‘India, Indo-China. Tephrosia purpurea, Hosseus, i. p. 486 et ii. p. 400, non Pers. Banks of Meh Ping, Ban Salu, Hosseus, 376, 377. The plants quoted do not belong to true 7. purpurea but may be referable to 7’. confertiflora. Millettia auriculata, Baker, var. extensa, Benth.—Prain, Journ. As. Soc. Beng., Ixvi. p. 363. M. extensa, Benth.—F.B.L, ii. p. 109; For. Fl. Burma, i. p. 352. Chiengmai, Doi Sootep, 450-750 m., Kerr, 595, 1724. Distr. (of var.) Burma. Lao name, Keua Kwau (ex Kerr). Millettia Brandisiana, Kurz—F.B.L., ii. p. 108; For. Fl. Burma, i. p. 355; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 40. Near Ban Meh Tah, 300 m., Kerr, 985; Meh Ping, Ban Na, Kerr, 2029 ; Phre, 120-180 m., Luang Vanpruk, 147. Distr. Burma. , The material of Hosseus, 140, is rather scanty in Herb. Kew but it is evidently allied to this species. Millettia latifolia, Dunn. Chiengmai, in deciduous jungle on Doi Sootep, 360 m., Kerr, 1733. Millettia ovalifolia, Aurz—F.B.L., ii. p. 107; For. Fl. Burma, 3. p. 356. Siam, Teysmann, 6026. Distr. Burma. Millettia pachycarpa, Benth.—F.B.L., ii. p. 106; For. Fl. Burma, i, p. 353 ; Prain, Journ. As. Soc. Beng., lxvi. p. 361. Chiengmai, Doi Sootep, 1560 m., Kerr, 1770. Distr. Sikkim, Assam, Upper Burma, 8. China. Millettia pubinervis, Kurz—F.B.1., ui. p. 106; For. Fl. Burma, 1. p. 357; Prain, Journ. As. Soc. Beng., Ixvi. p. 360. Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1452. Distr. Burma. Millettia racemosa, Benth.—F.B.1., u. p. 105; Prain, Journ. As. Soc. Beng., Ixvi. p. 359. M. leiogyna, Kurz—For. Fl. Burma, i. p- 351; F.B.L., ii. p. 109; Prain, l.c., p. 363. Phre, 180-300 m., common in teak area, Luang Vanpruk, 188. Distr. India, Burma, Philippines. Lao name, Du Kua (ex Luang Vanpruk). Adinobotrys filipes, Dunn, Kew Bull. 1911, p. 195. Chiengmai, in evergreen jungle on Doi Sootep, 720 m., Kerr, 1730. Distr. Yunnan. ; 56 Sesbania aculeata, Pers., var. elatior, Prain, Journ. As. Soc. Beng., Ixvi. p. 369.’ S. aculeata, F.B.I., ii. p. 114, in part; Craib, Kew Bull. 1911, p. 36, excl. references. ; Chiengmai, in marshy ground, 300 m., Kerr, 811. Distr. ‘Tropics. Sesbania aegyptiaca, Pers., var. picta, Prain, Journ. As. Soc. Beng., Ixvi. p. 367. S. aegyptiaca, F.B.L, ii. p. 114, in part ; osseus, 1. p. 486. ) Bangkok, Zimmermann, 85. Widely cultivated in Tropical Asia. Sesbania grandiflora, Pers.—F.B.L., ii. p. 115; For. Fl. Burma, i. p. 362; Prain, Journ. As. Soc. Beng., Ixvi. p. 370; Williams, Bull. Herb. Boiss., v. (1905) p. 20 ; Hosseus, i. p. 486. Chiengmai, near villages, 300 m., Kerr, 964. Distr. India, Malaya, Australia, Mascerene Is. Lao name, Dauk Kaa (ex Kerr). Sesbania paludosa, Prain—Prain, Journ. As. Soc. Beng., lxvi. p. 367. S. aculeata, var. paludosa, Baker, F.B.1., uu. p. 115, in part. S. aculeata, Williams, Bull. Herb. Boiss., v. (1905) p. 20, at least in part et Hosseus, i. p. 486, non Pers. Along canals near Bangkok, Schomburgk, 287. Distr. Bengal, Burma, Formosa, Malaya (ex Prain). Ormocarpum glabrum, Z'eysm. et Binn. ?—Prain, Journ. As. Soc. Beng., lxvi. p. 379. Bangkok, Schomburgh, 294. Distr. Malay Archipelago [Andamans, ex Prain]. Ormocarpum sennoides, DC.—F’.B.L., ii. p. 152; For, Fl. Burma, i. p. 390. Kanburi (ex For, Fl. Burma), Distr. Tropical Asia and Africa. Aeschynomene aspera, Linn.—F.B.L., ii. p. 152. Chiengmai, 300 m., Kerr, 1484. Distr. S.E. Asia, Tropical Africa. Aeschynomene indica, Linn.—F.B.L., ii. p. 151. Chiengmai, in marshy ground, 300 m., Kerr, 768. Distr. Tropics. Smithia ciliata, Royle—F.B.L,, ii. p. 150; Prain, Journ. As. Soc. Beng., lxvi. p. 378 ;. Hosseus, i. p. 487 et ii. p. 400. Chiengmai, in open grassy jungle on Doi Sootep, 1350-1500 m., Kerr, 1511. __ Distr. Himalayas, Parasnath, Yunnan, Assam, Philippines, # ormosa. Desmodium auricomum, Grah.—F.B.L., ii. p. 172 ; Williams, Bull. Herb. Boiss., v. (1905) p. 961 ; Hosseus, i. p. 487. Raheng, Lindhard, 26. Distr. Martaban, Tenasserim. Desmodium birmannicum, Watt ex Prain, Journ. As. Soc. Beng., Ixvi. p. 401. D. umbellatum, Hosseus, i. p. 489, at least in part et li. p. 396, in its entirety. 57 Chiengmai, in evergreen jungle on Doi Sootep, 420 m., Kerr, 1406 ; Ban Phra Dang, 120 m., Hosseus, 161. Distr. Burma. The plant collected by Schmidt is probably correctly referred to D. umbellatum which, as already pointed out by Prain (Journ. As. Soc. Beng., lxvi. p. 387), is a purely littoral species, but the plant collected at Wang Djao by Lindhard has almost certainly been wrongly determined as D. umbellatum. Desmodium capitatum, DC.—F.B.I., ii. p. 170; Prain, Journ. As. Soc. Beng., Ixvi. p. 400. D. polycarpum, Williams, Bull. Herb. Boiss., v. (1905) p. 20, in part, non DC. Bangkok, Zimmermann, 57. Distr. Ceylon, Burma, Malaya, Philippines. Desmodium cephalotes, Waill., var. typica, Prain, Journ. As. Soc. Beng., lxvi. p. 389. D. cephalotes, Wall.—F.B.1., 1. p. 161, in part Phre, 156-240 m., Luang Vanpruk, 117. Distr. India (rare), Burma, China, Tonkin, Java. Desmodium cephalotes, Wall., var. congesta, Prain, Journ. As. Soc. Beng., Ixvi. p. 389. D. cephalotes, Baker, F.B.1., ii. p. 161, in art. Meh Ping, Doi Noi, in scrub jungle, 300 m., Kerr, 2008. Distr. India, Burma, Java. Lao name, Dawk Kem (ex Kerr). _ Hosseus, i. p. 487 and ii. p. 395 records D. cephalotes from Wang Djao. Desmodium cephalotoides, Craib, D. cephaloti, Wall., facie similis sed floribus magnis facile distinguenda. Suffruticulus circiter 6 dm. altus (ex Kerr);. caules trigoni, faciebus sericei, angulis barbati. Folia trifoliolata, petiolo 1°5-2°5 om. longo trigono indumento ut caulibus suffulta ; stipulae deciduae, lineari-lanceolatae, acutae, circiter 1 cm. longae, costatae, sicco brunneae, dorso costa pilosae vel fere glabrae, ciliatae; foliola lanceolata, apice acuta, basi cuneata vel subrotundata, lateralia 3°5-8 cm. longa, 1°5-2°6 cm. lata, terminale a lateralibus 1-2 cm. distans, 5-11 cm. longum, 1°5—4 cm. latum, chartacea, supra costa pilosula excepta glabra, subtus sericea, nervis lateralibus utrinque ad 10 supra conspicuis subtus prominentibus, nervis transversis tenuibus supra subconspicuis; stipellae ad 8 mm. longae. Injflore- scentia axillaris, capituliformis ; bracteae vix 3 mm. longae, 1°5 mm. latae, bracteolis similes ; pedicelli 4 mm. longi, sericei ; bracteolae 2, oblongae, acutiusculae, 4 mm. longae, 1°75 mm. latae, costatae, dorso medio apicemque versus barbatae, ciliatae. Calycis tubus 2°5 mm, longus, extra parcissime adpresse pubescens, intra glaber, lobi 2°5-4°5 mm. longi, ad 2 mm. lati, acuti, extra subsericei, intra pilosuli. Corolla alba (ex Kerr), glabra, 1°3 cm. longa. Ovarium vix 3 mm. altum, suturis pubescens.— Craib, Kew Bull. 1912, p. 150. Meh Ping Rapids, Ban Kaw, in mixed jungle, Kerr, 2022. Desmodium elegans, Benth., non Drake, Journ. de Bot., v. p..189. D., vestitum, Drake, |.c. p. 192, non Benth. Sriracha, in scrub jungle, 15 m., Kerr, 2139. Distr. Hongkong, Hainan, Tonkin. 58 Desmodium flexuosum, Wall.—F.B.1., ii. p. 168. Chiengmai, in mixed jungle on Doi Sootep, 330-360 m., Kerr, 1480, 1480b. Distr. Burma. Desmodium gangeticum, DC.—F.B.L., ii. p. 168; Prain, Journ. As. Soc. Beng., lxvi. p.399; Williams, Bull. Herb. Boiss:, v. (1905) p. 961 ; Hosseus, i. p. 487. Chimnsaaae 300 m., Kerr, 1477—“ a garden weed ” ; Wang Djao (ex Williams et Hosseus). , | Distr. Trop. Asia, Africa, W. Indies. Desmodium Griffithianum, Benth.—F.B.L., ii. p.171 ; Prain, Journ. As. Soc. Beng., Ixvi. p. 400; Hosseus, ii, p. 395. D. barbatum, Hosseus, i. p. 487, non Benth. : Chiengmai, Doi Sootep, 800 m., Hosseus, 253. Distr. Khasia, Burma. Desmodium gyrans, DC.—F.B.L., ii. p. 174; Hosseus, i. p. 488 et il. p. 395. Chiengmai, in eng jungle on Doi Sootep, 300-540 m., Kerr, 816 ; Ban Phra Dang, 120 m., Hosseus, 156. Distr. India, Burma, China, Malay Archipelago, Philippines. Desmodium gyroides, DC.—F.B.L., ii. p. 175; For. Fl. Burma, i. p. 388; Prain, Journ. As. Soc. Beng., Ixvi. p. ‘401. Chiengmai, Doi Sootep, 720 m., Kerr, 745. Distr. India, throughout Endoh Malaya. Desmodium insigne, Prain, Journ. As. Soc. Beng., lxvi. p. 398 ; Hosseus, ii. p. 396 (as forma). Wang Djao, 100 m., Hosseus, 61 ; Chiengmai, in mixed jungle on Doi Sootep, 450 m., Kerr, 1453. Distr. Tenasserim. — Desmodium Kurzii, Craib, Kew Bull. 1911, p. 37, nom. nov. D. grande, Kurz—F¥.B.1., ii. p. 162; For. Fl. Burma, i. p. 384; Prain, Journ. As. Soc. Beng., Ixvi. p. 389, non H. Mey. Chiengmai, in deciduous jungle on Doi Sootep, 300 m., Kerr, 766. Distr. Burma. Desmodium laxiflorum, DC.—F.B.L., ii. p. 164 ; Hosseus, i. p. 488 et 11. p. 396. Wang Djao, Koh Yai, 110 m., Hosseus, 95; Chiengmai, Doi Sootep, 420 m., Kerr, 1456. Distr. Himalayas, Assam, Burma, China, Malay Archipelago, Philippines. Desmodium longipes, Craib, Kew Bull. 1910, p. 20. D. elegans, Drake, Journ. de Bot., v. p. 189, non Benth. Chiengmai, in mixed jungle on Doi Sootep, 300 m., Kerr, 715. Distr. ‘Yonkin, Cambodia. Desmodium oblatum, Baker—F’.B.1., ii. p. 166 ; Prain, Journ. As. Soc. Beng., lxvi. p. 394; Hosseus, i. p. 488 et ii. p. 396. Chiengmai, Doi Sootep, 800-1020 m., Kerr, 873, Hosseus, 234. Distr. Burma. 59 Desmodium oblongum, Wall.—F.B.L., ii. p. 166; Coll. et Hemsl., Journ. Linn. Soec., xxviii. p. 43; Prain, Journ. As. Soc. Beng., Ixvi. p. 394; Hosseus, ii. p. 396. Chiengmai, Doi Sootep, 510-1500 m., Kerr, 877, 894, Hosseus, 258 ; Kau Phra Dang, 320 m., Hosseus, 154. Distr. Burma, Manipur, Yunnan. Desmodium polycarpum, DC.—F.B.L., ti. p.171 ; Prain, Journ. As. Soc. Beng., Ixvi. p. 400; Williams, Bull. Herb. Boiss., v. (1905) . 20, in part; Hosseus, i. p. 488 et 11. p. 396. D. heterocarpum, Kier For. Fl. Burma, i. p. 389. Chiengmai, in deciduous jungle on Doi Sootep, 720 m., Kerr, 729 ; Wang Djao, 100 m., Hosseus, 128; Bangkok (ex Williams et Hosseus) ; Pitsanulok (ex Hosseus). Distr. India, China, throughout Indo-China, Malaya, Africa. Desmodium polycarpum, DC., var. angustfolia, Benth. MSS. Chiengmai, in eng jungle on Doi Sootep, 600 m., Kerr, 772. Distr. Tavoy (Wall. Cat. 5729 K in Herb. Kew). Desmodium pulchellum, Benth.—F.B.1., ii. p. 162; For. FL. Burma, i. p. 383 ; Hosseus, i. p. 489 et ii. p. 396. Wang Djao, 100 m., Hosseus, 66. Distr. HK. Asia, Desmodium reniforme, DC.—F.B.L., ii. p. 173; Prain, Journ. As. Soc. Beng., xvi. p. 401. Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1463. Distr. N.W. Himalayas, Burma, Yunnan, Formosa. Desmodium rugosum, Prain, Journ. As. Soc. Beng., Ixvi. pp. 137 et 388; Williams, Bull. Herb. Boiss., v. (1905) p. 20. Meh Ping Rapids, Ok Ma, in mixed jungle, 135 m., Kerr, 2189. Distr. Lower Burma [Kedah, ex Prain|]. Desmodium sambuense, DC.—Prain, Journ. As. Soc. Beng., Ixvi. p. 394. D. floribundum, Don—F.B.L., ii. p. 167; For. Fl. Burma, i, p. 387 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 43. Chiengmai, in open grassy jungle on Doi Sootep, 1200-1560 m., Kerr, 782, 782a, 1385. Distr. Punjab to Khasia, Upper Burma, China. Desmodium trichocaulon, DC. WD. polycarpum, DC., var. tricho- caulon, Baker, F.B.L1., ii. p. 172. Chiengmai, in open grassy jungle on Doi Sootep, 1350 m., Kerr, 1308. Distr. EK. Himalayas, Khasia, Burma. Desmodium triflorum, DC.—F.B.I., ii. p. 173; Hosseus, i. p. 489 et ii. p. 396. Chiengmai, in a clearing on Doi Sootep, 720 m., Kerr, 794; Wang Djao, 100 m. (ex Hosseus). Distr. Tropics. Desmodium triquetrum, DC.—F.B.L., ii. p. 163, in part ; For. Fl. Burma, i. p. 384; Prain, Journ. As. Soc. Beng., Ixvi. p. 390; Williams, Bull. Herb. Boiss., v. (1905) p. 20; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 42 ; Hosseus, i. p. 489 et ii. p. 396. 60 Chiengmai, Doi Sootep, 660 m., Kerr, 1496; Pitsanulok (ex Hosseus). Distr. India, Indo-China, Malaya. Uraria acuminata, Kurz—Prain, Journ. As. Soc. Beng., lxvi. p. 379. Chiengmai, Doi Sootep, 600 m., Kerr, 1367. Distr. Burma (Tonkyeghat). Uraria lagopoides, DC.—F.B.L., ii. p. 156; Prain, Journ. As. Soc. Beng., Ixvi. p. 380. as Chiengmai, Doi Sootep, 390 m., Kerr, 650. Distr. Bengal and Assam to S. China, Tonkin, Malaya. Uraria latifolia, Prain, Journ. As. Soc. Beng., lxvi. p. 383. Chiengmai, deciduous jungle on Doi Sootep, 420 m., Kerr, 1275. Distr. Upper Burma. Uraria macrostachya, WallPrain, Journ. As. Soc. Beng., lxvi. p. 380. Chiengmai, scrub jungle on Doi Sootep, 330 m., Kerr, 1330. Distr. Burma, China. Uraria picta, Desv.—F.B.L., ui. p. 155. Meh Ping, Muang Hawt, 240 m., in open deciduous jungle, Kerr, 2013. Distr. ‘Trop. Asia, Australia and Africa, Uraria repanda, Wall.—F.B.I1., ii. p. 156; Hosseus, i. p. 490 et u. p. 401. Wang Djao, 100'm. (ex, Hosseus). Distr. £. Bengal, Burma, . I have not seen this plant and so have given Hosseus’ determina- tion. The correct name for U. repanda is U. alopecuroides, Wight (Prain, Journ. As. Soc. Beng., Ixvi. p. 381). Uraria rotundata, Crazb, ab U. lagopoide, DC., cui valde affinis, foliorum nervis pagina utraque conspicuis, bracteis longioribus angustioribus haud vel vix acuminatis, lezuminibus pallidis recedit. Caules basi lignosi, repentes, recite primo breviter pubescentes praetereaque pilis paucis patentibus longis albis imstructi, mox puberuli. Folia simplicia, ambitu plus minusve rotundata, apice rotundata, mucronata, basi leviter cordata, 1:1-3°4 ecm. longa, 1*1-2°8 cm. lata, rigide chartacea, supra pilis paucis brevibus scabri- dula, subtus nervis puberula et pilis paucis longioribus deciduis instructa, ciliata, nervis lateralibus utrinque circiter 7 cum nervis transversis supra prominulis subtus prominentibus ; petioli graciles, 1°3-2°7 em. longi, pubes stipulae angustae, acutae, circiter 7 mm. longae ; stipellae 2 mm. longae. Racemi cylindrici, 4-5 cm. longi et circiter 1 cm, diametro; bracteae late lanceolatae, apice attenuatae, acutae, circiter 1 em. longae et 3 mm, latae, ciliatae, extra puberulae praetereaque pilis paucis longis rigidis instructae, intra glabrae, costatae ; flores gemini, pedicellis 4 mm. longis pilis longis divaricatis paucisque brevioribus instructis suffulti. Calycis segmerita ad 6 mm. longa, corollam purpuream superantia, pilis rigidis divaricatis tecta. Legumen pallidum, puberulum.—Craid, Kew Bull. 1912, p. 151. Sriracha, creeping on rocky eround by the sea, Kerr, 2136. } 61. Murtonia, Craib, inter Hedysareas et Phaseoleas ponendum ; ad illas fructu ad has habitu accedit. Calycis lobi duo posteriores in unum emarginulatum connati, lateralibus infimoque subaequales. Verilluwm amplum, subrotundatum, basi cuneatum ; alae oblongae, basi sagittatae, unguiculatae ; carina obtusa, unguiculata. Stamen vexillare liberum, ceteris connatis. Ovarium lineare, multi-ovulatum, stylo glabro, stigmate parvo terminali capitato. Legumen exsertum, articulatum, seminibus plerumque 7-9, stipitatum vel ob semina infima abortiva longe stipitatum.— Suffrutexz scandens, partibus fere omnibus (floribus exceptis) pilis albidis brevibus uncinatis rigidiusculis instructus. Folia imparipinnata, stipulis conspicuis rigidis ; foliola opposita, penninervia, stipellata. Jnflorescentia axillaris, ample simpliciter paniculata. Species unica. Murtonia Kerrii, Crazb. Suffrutex scandens ; ramuli primo pilis uncinatis albidis brevibus rigidiusculis instructi, mox glabri vel fere glabri, virides, interdum brunneo-maculati, teretes. Folia imparipinnata, peliolo 3-7 cm. longo pilis iis ramulorum similibus instructo suffulta; stipulae Ovatae, apice acuminatae, pungentes, basi auriculatae, circiter 1°7 cm. longae et 9 mm, latae, saepissime reflexae, virides, striatae, dorso breviter hirsutulae ; foliola 5, terminali a _lateralibus 1°5-2°5 cm. distante, lateralibus oppositis paribus inter se 3-4°5 cm. distantibus, lanceolata vel late lanceolata, apice acuminata, acuta, basi rotundata, subcordata, 55-16 cm. longa, 1°3-4°4 cm. lata, rigide chartacea vel fere subcoriacea, nervis lateralibus utrinque 16-18 obliquis intra marginem anastomosantibus supra conspicuis vel fere prominulis subtus prominentibus, nervis transversis subtus promi- nentibus, supra matura glabra nisi costa basin versus pilis paucis uncinatis instructa, subtus pallidiora, costa nervisque pilis parvis uncinatis instructa, margine cartilagineo crispato ; rhachis pilis iis. ramulorum similibus instructa ; petioluli breves, validiusculi, albo- hirsuti, supra canaliculati; stipellae rigidae, lineari-lanceolatae, pungentes, ad 1 cm. longae, 1°5 mm. latae, subglabrae, nervatae. Inflorescentia axillaris, simpliciter paniculata, pedunculo 6-15 cm. longo inferne indistincte angulato angulis praecipue pilis uncinatis albidis instructo suffulta; flores solitarii vel gemini; bracteae lanceolatae vel ovato-lanceolatae, acutae, 2°5 mm. longae, 0°75 mm. latae, rigidiusculae, costatae, ciliatae ; pedicelli teretes, 1:5 mm. longi. Calyx 3°5 mm. longus ; lobi inter se longitudine subaequales, posteriores in unum late deltoideum emarginulatum connati, laterales infimusque anguste deltoidei acuti. Vexillum subrotundatum, 8 mm. diametro, basi cuneatum; alae oblongae, basi obtuse sagittatae, 75 mm. longae, ungui gracili 1:5 mm. longo suffultae, medio carinae adhaerentes; carina obtusa, 7 mm. longa, ungui 2 mm. longo suffulta. Stamen vexillare liberum. Ovarium multi-ovulatum, lineare, 7 mm. longum; stylus circiter 2 mm. longus, stigmate capitato terminali. Legumen compressum, ad 4°5 cm. longum, 4°5 mm. latum, ad 9-articulatum, stipitatum vel saepe ob semina inferiora abortiva longe pseudo-stipitatum, pilis iis ramulorum similibus tectum. | | 62 Cultivated at Chiengmai from seed collected at Lakon Lumpang, in mixed jungle, 360 m., Kerr, 1534,—“ standard white, keel and wings purple.” : Lourea obcordata, Desf.—F .B.L., ii. p. 154. Chiengmai, on ruins, 300 m., Kerr, 1360. Distr. §.E. Asia to Australia. Phylacium majus, Coll. et Hemsi., Journ. Linn. Soc., xxviii. p. 44, cum tab.; Prain, Journ. As. Soc. Beng., Ixvi. p. 387. Chiengmai, by a stream on Doi Sootep, 540 m., Kerr, 925. Distr. Upper Burma. Alysicarpus bupleurifolius, DC—F.B.1., uu. p. 158; Hosseus, 1. p. 487 et ii. p. 392. Chiengmai, in eng jungle on Doi Sootep, 300-450 m., Kerr, 808 ; Wang Djao, Hosseus, 109; Ban Jang, Hosseus, 703. Distr. Tropical Asia and Africa. Lespedeza parviflora, Kurz, For. Fl. Burma, i. p. 381; F.B.L, i. p. 144; Coll. et Hemsl., Journ. Linn. Soc., xxvii. p. 45; Prain, Journ. As. Soc. Beng., Ixvi. p. 377 ; Hosseus, ii. p. 399. L. decora, Hosseus, i. p. 490, non Kurz. Chiengmai, Doi Sootep, 300-1650 m., Kerr, 951, 1587b, Hosseus, 288. Distr. Upper Burma. Lespedeza pinetorum, Kurz—For. Fl. Burma, i. 381. Chiengmai, in open jungle on Doi Sootep, 1200-1500 m., Kerr, 1645. Distr. Tenasserim. Abrus cantoniensis, Hance, var. Hossei, Cratb, a typo foliolis rigidioribus numerosioribus utrinque usque ad 15, legumine paullo latiore, apice vix tam obliquo distinguendus.—Craid, Kew Bull. 1911, p. 39; Hosseus, ii, p. 292. A. pulchellus, Hosseus, i. p. 491, non Wall. Kau Phra Dang, 320 m., Hosseus, 155; Chiengmai, Meh Hia, 450 m., Kerr, 1411. Abrus precatorius, Linn.—F.B.L., ii. p. 175; Williams, Bull. Herb. Boiss., v. (1905) p. 21; Hosseus, i. p. 491. Chiengmai, 300 m., Kerr, 1479; Bangkok, Schomburgk, 307. - Distr. Tropics. Lao name, Kum deng (ex Kerr). 3 There is another species of Abrus (?) represented at Kew collected by Dr. Kerr at Chiengmai (No. 588) and again by Luang Vanpruk (No. 157), which is quite distinct, most notably in its leaflets, which are large for the genus, but in the absence of fruit I hesitate to refer it definitely to this genus. Clitoria macrophylla, Wall.iF .B.L., ii. p. 209. Chiengmai, in deciduous jungle on Doi Sootep, 390 m., Kerr, 645. Distr. Burma. Clitoria mariana, Linn.—F.B.I., ii. p. 208; Hosseus, i. p. 491 et il, p. 394, | -Chiengmai, Doi Sootep, 1200-1650 m., Kerr, 671. Distr. Khasia, Burma, Yunnan, America, 63 Clitorea ternatea, Linn.—F.B.L., ii. p. 208 ; Williams, Bull, Herb, Boiss., v. (1905) p. 21; Hosseus, i. p. 491. Bangkok, Zimmermann, 5, 15, 156. Distr. Tropics. Dumasia villosa, DC., var. leiocarpa, Baker, F.B.1., ii. p. 183; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 47; Hosseus, ii. p. 397. Chiengmai, Doi Sootep, 1200-1650 m., Kerr, 883, Hosseus, 205. Distr. Sikkim, Khasia, Burma, Ceylon. Shuteria hirsuta, Baker, F.B.1., ii. p. 182; Prain, Journ. As. Soc. Beng., Ixvi. p. 402; Williams, Bull. Herb. Boiss., v. (1905) p. 961; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 47 ; Hosseus, i. p. 492. Pueraria anabaptista, Kurz—Hosseus, i. p. 399. Chiengmai, Doi Sootep, 1000 m., Hosseus, 232 ; Doi Kum, 360 m., Kerr, 1653; Ban Meh Tah, 300 m., Kerr, 998; Raheng, Lind- hard, 51. Distr. Sikkim, Khasia, Burma, Yunnan, Sumatra. For uniformity with F.B.1., lce., I refer this plant to Shuteria, but it would probably be more satisfactory to follow Kurz and place it in Pueraria. Both varieties of Kurz (typica and glabrescens) * occur, Shuteria suffulta, Benth—F.B.I., ii. p. 182; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 47. Chiengmai, Doi Sootep, 660 m., Kerr, 1570, 1570b. Distr. Burma. Shuteria vestita, Wight et Arn.—F.B.L., ii. p. 181; Prain, Journ. As. Soc. Beng., Ixvi. p. 401. Chiengmai, Doi Sootep, Kerr, 1573. Distr. India, Yunnan, Indo-China, Philippines, New Guinea. Erythrina lithosperma, Mig.—F.B.1., u. p. 190; For. Fl. Burma, i, p. 367; Prain, Journ. As. Soc. Beng., Ixvi. p. 411 ; Hosseus, ii. p. 398; Coll. et Hemsl., Journ. Linn. Soc., xxvii. p. 47. £. stricta, Hosseus, i. p. 492, non Roxb. Mountains between Lampoon and Lakon, 450 m., Kerr, 969 ; Doi Chieng Dao, 500 m., Hosseus, 419. Distr. Burma, Malaya. Lao name, Tawng Lan (ex Kerr). Erythrina ovalifolia, Rord.—F.B.1., ii. p. 189; For. Fl. Burma, i, p. 367 ; Hosseus, i. p. 492. Chiengmai, 300 m., in marshy ground, Kerr, 1673; Bangkok (ex Hosseus). Distr. Bengal, Assam, Burma, Ceylon, Malaya. Lao name, Tawng Lan (ex Kerr). Erythrina suberosa, Roxzb.—F.B.1., ii. p. 189; For. Fl, Burma, i. p. 369; Prain, Journ. As. Soc. Beng., lxvi. p. 410, Near Pang Pooey, 420 m., Kerr, 1001. Distr. India. Lao name, Tawng Kee (ex Kerr), 64 Apios carnea, Benth.—F.B.1., ii. p. 188; Prain, Journ. As. Soc. Beng., Ixvi. p. 410. Chiengmai, in evergreen jungle on Doi Saotap: 1500 m., Kerr, 881. Distr. Nepaul, Khasia, Upper Burma (ex Prain), (Yunnan ?). Mucuna pruriens, D C.— Hosseus, i. p. 492 et i. p. 399. Doi Intanon, 600 m. (ex Hosseus). ae eet This may be referable rather to M. prurita, Hook.: Butea frondosa, Roxrb.—F.B.1., ii. p. 194; For. Fl. Burma, i p. 364; Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 48 ; Hosseus, i. p. 492. Chiengmai, 300 m., “scattered about paddy fields and in scrub jungle,” Kerr, 1663. Distr. India, Burma, Assam, Java—often cultivated. Lao name, Hewen (ex Kerr), Butea superba, Rord.—F.B.L., 1. p. 195; For. FI. Basas, i, p. 365, Lakon, Palat, 300 m., Kerr, 1009. Distr. Bengal, Burma. Lao name, Mai Kwou Kreua (ex Kerr)... Spatholobus Roxburghii, Benth.—F.B.L., ii. p. 193; Prain, Journ. As. Soc. Beng., Ixvi. p. 412. Butea parviflora, Roxb.—For. FI. Burma, 1. p. 365. Chiengmai, in eng jungle on Doi Sootep, 450 m., Kerr, 723. Distr. India, Burma, Assam, Yunnan, ~ Grona Grahami, Benth—F.B.L., ii. p. 191; Prain, Journ. As, Soc. Beng., Ixvi. p. 411. Chiengmai, in eng jungle on Doi Sootep, 300-600 m., Kerr, 837. Distr. Bengal (ex Prain), Burma, Pueraria alopecuroides, Craib, Kew Bull. 1910, p. 276. Hills between Muang Prow and Chieng Dao, 600 m., Kerr, 1044. Distr. Yunnan, Upper Burma. According to Dr. Kerr, the standard is white, with a yellow spot at the base, and the keel is purple. Pueraria Candollei, Grah.—F.B.L., ii. p. 197; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 47; Prain, Journ. As.’ Soc. Beng., Ixvi. p. 419. Near Muang Prow, 300 m., Kerr, 992. Distr. Andaman Is. (ex Prain), Burma. Pueraria Collettii, Prain, Journ. As. Soe. Beng., lxvi. p. 420. P. sp. nov., Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 48. Chiengmai, in open grassy jungle on Doi Sootep, 1560 m., Kerr, 1386. Distr. Upper Burma, Yunnan. Pueraria phaseoloides, Benth—F.B.1., ii. p. 199; Prain, Journ. As. Soc. Beng., Ixvi. p. 420; Williams, Bull, Herb. Boiss., v. (1905) p. 21; Hosseus, i. p. 493. Chiengmai, 300m, , Kerr, 1468. Distr. Chittagong, Assam, Burma, Yunnan, Philippines, ) 65 Pueraria siamica, Craib, ab affini P. Collettii, Prain, foliolis acuminatis acutis, stipellis duplo longioribus, racemis gracilioribus longioribus haud tam densis, pedicellis sub anthesin gracilibus calyce longioribus distincta. Herba scandens ; ramuli 3 mm. diametro, molliter albo-tomentelli, Folia pinnatim trifoliolata; petioli 4-7 em. longi, supra canali- culati, indumento ut ramulis; foliola ovata, apice acuminata, acuta, basi terminalia cuneata, lateralia obliqua, rotundata, 9-14 cm. longa, 4—6°5 cm. lata, margine integro, chartacea, supra hispidula, subtus molliter pubescentia, nervis lateralibus utrinque 5-6 cum nervulis supra conspicuis subtus prominentibus; petioluli ad 4 mm. longi ; foliola terminalia a lateralibus 2—3°2 cm. distantia ; stipellae ad 6mm. longae. Racemi solitarii axillares vel ad apices ramulorum paniculati, graciles, ad 32 cm. longi, nodis basalibus 2°5-3°5 cm., intermediis ad 1°5 cm. distantibus; bracteae lanceolatae, acutae, 2 mm. longae ; pedicelli graciles, ad 3°5 mm. longi. Calycis: lobi 1 mm, longi, duo supremi in unum connati, tubus 2 mm. longus, Corolla purpurea, longe exserta ; vexillum amplum, reflexum, emar- ginatum, basi auriculatum, 4°5 mm. longum, 6 mm. latum, ungui circiter 2 mm. longo; alae oblongo-obovatae, basi appendiculatae, 5°5 mm. longae, 2°5 mm. latae, ungui 2°5 mm. longo ; carina obtusa, 4mm. longa, 2 mm. lata, ungui 2°5 mm. longo. Stamen vexillare ima basi liberum, medio cum ceteris connatum ; antherae uniformes. Ovarium 3 mm. altum, 9- ovulatum, stylo glabro.— Crab, Kew Bull. 1911, p. 40. | | | Chiengmai, Doi Sootep, 720 m., Kerr, 831. Since the publication of this species additional material has been received at Kew from Upper Burma and also from Siam of P. Collettti, After a careful examination of this materral the writer has come to the conclusion that P. stamica is probably only a low level form of P. Collettii. 3 Pueraria Wallichii, DC.—F.B.L., ii. p. 198; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 47; Prain, Journ. As. Soc. Beng., Ixvi. p. 419 ; Hosseus, i. p. 493 et ii. p. 399. . Chiengmai, Doi Sootep, 540-1700 m., Kerr, 878, 1556, 1556b, Hosseus, 207. Distr. Ki. Himalayas, Burma, Yunnan. Cruddasia insignis, Prain, Journ. As. Soc. Beng., lxvii. p. 287. Chiengmai, in open jungle on top of Doi Sootep, 1500-1650 m.,. Kerr, 727. : Distr. Upper Burma. Canavalia ensiformis, DC.—F.B.I., ii. p. 195; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 48 ; Williams, Bull. Herb. Boiss., v. (1905) p. 21. tsi | Chiengmai, 300 m., Kerr, 1532b; Bangkok, Zimmermann. Distr. Tropics—often cultivated. Canavalia lineata, DC.—Prain, Journ. As. Soc. Beng., lxvi. p. 418. C. obtusifolia, Baker, F.B.L., ii. p. 196, non DC. Sriracha, trailing over the beach, Kerr, 2130. _ Distr. Coasts of Tropical Asia and Australia. . 21218 E 66 - Phaseolus adenanthus, G. F. Mey.—F.B.1., ii. p. 200; Prain, Journ. As. Soc. Beng., Ixvi. p. 421; Williams, Bull. Herb. Boiss., v. (1905) p. 21; Hosseus, 1. p. 495. Chiengmai, bank of river, 300 m., Kerr, 1636. Distr. Tropics. Dysolobium dolichoides, Prain, Journ. As. Soc. Beng., xvi. p. 427 ? Vigna dolichoides, Baker, F.B.L., ii. p. 206. Vigna vexillata, Williams, Bull. Herb. Boiss., v. (1905) p: 22 et Hosseus, 1. p. 495, in Baths non Benth. angkok, Schomburgk, 300. Distr. Bengal, Assam, Burma. Schomburgk’s plant differs from the specimens in Herb. Kew referred to this species in having the leaflets occasionally trilobed— a not uncommon occurrence in this section of the Phaseoleae. There is no trace on the herbarium sheet of the name Pueraria phaseoloides, which, according to Williams, l.c., had been erroneously given to this plant, but in any case the name he suggests is equally inapplicable. Dysolobium grande, Prain, Journ. As. Soc. Beng., Ixvi. p 427. Phaseolus velutinus, GGrah.—F.B.L., ii. p. 204. Chiengmai, Meh Hia, 330 m., Kerr, 1407 ; Kampeng Pet, 105 m., Kerr, 2162. Distr. Burma, Assam, Chittagong. Vigna luteola, Benth_—F.B.I., ii. p. 205; Prain, Journ. As. Soe. Beng., Ixvi. p. 428. Chiengmai, 300 m., Kerr, 1664. Distr. Tropics. Vigna pilosa, Baker, F.B.L., ii. p. 207; Prain, Journ. As. Soc. Beng., lxvi. p. 429; Hosseus, ii. p. 401. Wang Djao, 100 m. (ex Hosseus). Distr. India, Burma, Assam, Formosa, Philippines. Vigna vexillata, Benth—F.B.1., ii. p. 206; Prain, Journ. As. Soc. Beng., lxvi. p. 429; Hosseus, i. p. 495, in part et 1. p. 401. Wang Djao, 100 m. (ex Hosseus). Distr. ‘Tropics. Pachyrhizus angulatus, Rich.—F.B.1., ii. p. 207; Prain, Journ. As. Soc. Beng., Ixvi. p. 518. Pueraria Thunbergiana, Hosseus, 1, p. 493 et il. p. 399, non Benth. i ale Sriracha, Nawng Yai Bu, in scrub jungle, 15 m., Kerr, 2145; Meh Ping, Wang Djao, Hosseus, 30. ; Distr. Tropics. Dolichos faleatus, Craib, Kew Bull. 1911, p. 41, non Klein. D. biflorus, Hosseus, i. p. 397, non Linn. | Chiengmai, in eng jungle, 540 m., Kerr, 834; Wang Djao, Hosseus 45. This plant which was referred doubtfully to D. faleatus by the writer proves on further examination to be quite distinct from that species. It is equally distinct from D. biflorus. Its nearest ally is Dolichos tenuicaulis. (Phaseolus tenuicaulis, Baker) which is repre- sented in Herb, Kew by Lace, 4270 and Robertson, 14 both from 67 ‘Upper ‘Burma. From D. tenuicaulis it is however quite distinct and it may prove to be a new species but the writer has not yet had the opportunity to investigate it fully. Dunbaria conspersa, Benth.— ¥'.B.1., ii. p. 218.. Chiengmai, in mixed jungle at base of Doi Sootep, 300-330 m. ‘5 Kerr, 1488, 1483b. Distr. Bengal, Assam, Burma, Hongkong, Malay Archipelago. Dunbaria fusca, Kurz—Prain, Journ. As. Soc. Beng., Ixvi. p. 434 ; Hosseus, ii, p, 397. Phaseolus fuscus, Wall.—F.B..., it p. 204 ; Hosseus, i. p. 495, in part. Chiengmai, Doi Sootep, 900 m., Kerr, 813; Nakontai (ex Hosseus). Distr. Upper Burma, China. Dunbaria glandulosa, Prain, Journ. As. Soc. Beng., Ixvi. p. 433. Atylosia rostrata, Baker, F. BI. os Ty Ps.216..»5 ~ Chiengmai, in scrub jungle, 300 m., Kerr, 1398. Distr. Burma (ex Prain), India. Dunbaria longeracemosa, Craib, Kew Bull. 1910, p. 277 ; Hoaseus, _ Bou Phaseolus fuscus, Hosseus, l. p. 495, at least i in part, non a Chiengmai, Doi Sootep, Kerr, 917 ; Kau Phra Dang, 320 m., » Hosseus, 148. Lao name, Dawk Kung (ex Kerr). aan Dunbaria podocarpa, Kurz—F.B.L., ii, p. 218; Hosseus, ii. p. 397. Vigna retusa, Williams, Bull. Herb. Boiss., v. (1905) _p. 21 et Hosseus, i. p. 495, non Walp. Chiengmai, evergreen jungle on Doi Sootep, 750-1050 m., Kerr, 870, 2277 ; Nakontai, 600 m., Hosseus, 717 ; Siam (?), Candler, ° “Distr, ‘Burma, China. As this is the only plant belonging to this section collected by Candler, it must be the plant enumerated by Williams, l.c.,as Vigna retusa. There i is, however, no evidence on the sheet of the plant having been so determined by Williams. Atylosia barbata, Baker, F.B.1., ii. p. 216; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 48, | Doi Chieng Dao, 450 m., Kerr, 1050. Distr. Throughout Indo- China, Malaya. ‘Atylosia crassa, Prain, Journ, As. Soc. Beng., Ixvi. p- 45 et p. 431, A, mollis—F,B.I., ii. p. 213, in part; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 48 ; Hosseus, i. p. 493. Chiengmai, mixed jungle on Doi Sootep, 330 m., Kerr, 945, 945a ; Ban Djan, 360 m., Hosseus, 368. Distr. India to foot of Himalayas, Burma, Assam, Tonkin, Jaya, Philippines. Atylosia scarahaeoides, Benth.—F’.B.1., 11. p. 215; Coll. et Hemsl., Journ, Linn. Soce., xxviii. p. 48. _ Chiengmai, in scrub jungle on Doi Sootep, 330 m., Kerr, 1497. Distr. Tropical Asia, Australia and pitty . ' Atylosia trichodon, Dunn ? . Chiengmai, in hi Soa jungle « on Doi Sobtep 1500 m., Kerr, 2289, 3 | | Distr, Yunnam: — oo 21218 E 2 68 Rhynchosia longipetiolata, Hosseus, Fedde Repert. Noy. Sp., iv. p. 291 ; Hosseus, i. p. 494 et ii. p. 399. Kau Phra Dang, Hosseus, 150. Eriosema chinense, Vogel—F.B.I., ii. p. 219; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 49; Hosseus, il. p. 397. 3 Chiengmai, in eng jungle on Doi Sootep, 450 m., Kerr, 722; Wang Djao (ex Hosseus). Distr. §.H. Asia, Australia. Flemingia bracteata, Wight—For. Fl. Burma, i. p. 372; Prain, Journ, As. Soc. Beng., lxvi. p. 437. J. strobilifera, var. bracteata, Baker, F.B.L., ii. p. 227. Piang Pooey, 420 m., Kerr, 981. Distr. India, Burma, Yunnan. Flemingia Chappar, Ham.—F.B.1., ii. p. 227; For. Fl, Burma, i. p. 371; Prain, Journ, As. Soc. Beng., lxvi. p. 438. Ban Meh Chang, 300 m., Kerr, 980. Distr. Bengal, Burma. Flemingia ferruginea, Ham.—Prain, Journ. As. Soc. Beng., Ixvi. p. 440; Hosseus, i. p. 398. F. congesta Roxb., var. Wightiana, Baker, F'.B.L., i. p. 229, in part. Banks of Meh Ping, opposite Ban Salu, Hosseus, 381. Distr. Burma, Flemingia Kerrii, Crazb, affinis F. congestae, Roxb., sed bracteis parvis, floribus haud tam congestis, calycis brevioris indumento parciore, eiusque lobis supremis alte connatis, corolla longe exserta, legumine minore distincta. Fruticulus 1°5 m, altus (ex Kerr); ramuli primo subtriangulares mox teretes, glabrescentes, cortice rubro-brunneo striato obtecti. Folia trifoliolata ; petioli 3-5 em. longi, alati, parce pilosi ; stipulae subpersistentes, lineari-lanceolatae, acuminatae, acutae, 8 mm. longae, 2 mm. latae ; foliola elliptica vel oblongo-elliptica, apice acuminata, mucronata, basi terminalia cuneata, lateralia obliqua, subrotundata, 6-10 em. longa, 2°5—5 cm. lata, margine integro, chartacea, supra breviter puberula, subtus nervis pilosula, nervis lateralibus utrinque circiter 7 [pseudo-trinervia ob nervos basales valde obliquos] supra conspicuis subtus cum nervulis prominulis ; petioluli vix 5 mm. longi, brunneo-tomentelli. Racemi 1°5-3 em. longi; bracteae parvae, ovatae, acutae, vix 2 mm. longae. Calya extra breviter sericeus, intra lobis praecipue imperfecte sericeus praetereaque extra loborum margines versus dense rubro-glandulosus ; tubus 1°75 mm. longus ; lobus infimus 4 mm. longus, lobi laterales 2°5 mm. longi, duo supremi in unum apice bifidum connati, omnes lanceolati vel late lanceolati, acuti. Corolla purpurea; vexillum obovato-ellipticum, apice brevissime obtuseque acuminatum, basi appendiculatum, 7 mm. longum, 4 mm. latum, ungui circiter 1°5 mm. longo; alae anguste oblongae, basi breviter appendiculatae, 5 mm. longae, 1°5 mm. latae, ungui 2 mm. longo; carina obtusa, basi truncata, 5 mm. longa, 2°5 mm. lata, ungui 2°5 mm. longo. Ovarium vix 2 mm. altum, stylo superne glabro. Legumen 1 cm. longum, 0°5 cm. diametro, puberulum.— Craib, Kew Bull. 1911, p. 42. Near Lakon, in dry stream bed, 300 m., Kerr, 976, - 69 Flemingia sericans, Kurz—For. F]. Burma, i. p. 373; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 50; Prain, Journ. As. Soe. Beng., Ixvi. p. 442. F. Walliciii, Baker, F.B.I., ii. p. 229, in part, non Wight et Arn. Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1698. Distr. Upper Burma. Flemingia sootepensis, Crazb, affinis F. semialatae, Roxh., a qua racemis quam folia brevioribus, calycis indumento breviore, lobis valde brevioribus, leguminibus oblongis angustioribus recedit. Fruticulus vix 1 m. altus (ex Kerr); ramuli primo triangulares, adpresse brunneo-pubescentes, mox fere glabri, cortice rubro-brunneo lenticellato obtecti. Folia trifoliolata ; petioli 3-7 cm. longi, alati, glabrescentes; stipulae lineari-lanceolatae, acuminatae, acutae, 2 cm. longae, 3 mm. latae, caducae ; foliola plerumque lanceolata, apice acuminata, mucronata, basi terminalia cuneata, lateralia obliqua, rotundata, ad 19 cm. longa, 6°5 cm. lata, margine integro, chartacea, supra glabrescentia, subtus nervis puberula, nervis lateralibus utrinque circiter 6 supra conspicuis subtus prominulis ; petioluli 3-5 mm. longi, fulvo-hirsuti. Racemi 2-10 cm. longi ; bracteae ovato-lanceolatae, acuminatae, ad 6 mm. longae, 2 mm. latae. Calyx pilosulus, distincte nervatus; tubus 3 mm. longus; lobi lineari-lanceolati, acutissimi, laterales supremique 4 mm. longi, infimus paulo longior. Corolla alba; vexillum late ellipticum, basi auriculatum, 6 mm. longum, 4 mm. latum, ungui 2°5 mm. longo ; alae oblongae, appendiculatae, 5 mm. longae, 1°5 mm. latae, ungui -gracili circiter 3 mm. longo; carina obtusa, haud appendiculata, 5°75 mm. longa, 1°5 mm. lata, ungui gracili, 3 mm. longo. Ovarium vix 2 mm. altum. Legumen oblongum, styli basi persistente apiculatum, 1°3 cm. longum, 6 mm. latum.— Craib, Kew Bull. 1911, p. 43; Hosseus, ii. p. 398. Chiengmai, in evergreen jungle on Doi Sootep, 600-900 m., Kerr, 934, Hosseus, 309. The nervation of the calyx tube is scarcely so distinct in the specimen collected by Hosseus as in that collected by Kerr and the racemes are slightly longer but it apparently belongs to this species. Flemingia stricta, Roxd.—F.B.L., ii. p. 228; For. Fl. Burma, i. 375. Chiengmai, Doi Sootep, 330 m., Kerr, 1550a, 1550b. Distr. N. India, Burma, Assam (China ?). Dalbergia cultrata, Grauh.—F.B.L., ii. p. 233; For. Fl. Burma, i. p. 342; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 50; Prain, Ann. Roy. Bot. Gard. Calc., x. p. 55, t. 32. _ Chiengmai, Doi Sootep, 450-600 m., Kerr, 1075, 1707 ; Radbouri, Teysmann (ex Prain). Distr. Burma. Dalbergia dongnaiensis, Pierre ex Prain, Ann. Roy. Bot. Gard. Calc., x. p. 97, t. 81. ) ‘Chiengmai, in “pah paa” jungle on Doi Sootep, 330-450 m., Kerr, 1714. ~ Distr. Cochinchina (ex Prain). This species is not represented in Herb. Kew and Kervr’s plant has been identified from description. 70 Dalbergia fusca, Pierre ex Prain, Ann. Roy. Bot: Gard. Cale., x. p. 56, t. 33. Chiengmai, i in open jungle on Doi Sootep, 1350 m., Kerr, 1746. Distr. Cochinchina and Burma (ex Prain), Yunnan, : . Dalbergia Kerrii, Crazb, e orege Canarum affinis D. Kurzii, Prain, a qua foliolis formae diversae numerosioribus, espe magnis, legu- mine haud glabro vix reticulato differt. Arbor ad 15 m. alta (ex Kerr); ramuli ad 7 mm. diametro, | juventute fulvo-tomentelli, mox glabri, cortice striato vel irregulariter fisso obtecti. Folia pinnata, ad 16°5 cm. longa, rhachi fulvo- tomentella ; petioli 5 cm. longi; stipulae deciduae, lanceolatae, apice acutae, 14 mm. longae, 5 mm. latae ; foliola 15, oblonga, elliptica vel obovato-elliptica, apice breviter acuminata, obtusa, basi rotundata: vel cuneata, 2-7 cm. longa, 1°4-2°3 em. lata, chartacea, margine integra, ciliolata, supra glabra nisi nervis glabrescentibus, subtus fere glabra costa fulvo-tomentella excepta, nervis lateralibus’ utrinque circiter 7 intra marginem arcuatis utrinque conspiculs, nervis transversis uti reticulatione gracili subtus conspicuis. In- frorescentia ante folia evoluta, ex axillis veteribus, paniculis ad- 11 em. longis 17 em. latis. Peduneuli fulvo-tomentelli ; ; pedicelli, graciles, circiter 3-mm. longi. Calyx campanulatus, 4 mm. longus, | 4. mm. diametro, extra fere glaber; dentes subaequales, circiter. 1°5-mm. longi, obtusi. Corolla longe exserta, glabra ;_vexillum late ellipticum, apice emarginatum,: basi cuneatum, -reflexum, 6°5 mm, longum, 3 mm. latum ;. alae oblongae, ‘ apice. obtusae, basi hastatae, 4mm. longae, 2 mm. latae, ungui 2 mm. longo; carina alis subae-_ qualis, basi hastata, ungui 2 mm. longo. © Ovarium 3 mm. altim, 1mm. latum, sparse pubescens, stipite 2°5 mm. longo, uniovulatum : stylus subulatus, 1:75 mm. longus; basi vix glaber. Legumen late ligulatum, apice rotundatum, apiculatum, basi-cuneatum, 7—8 em. longum, 2°2 cm. latum, breviter molliterque pubescens, haud con-. spicue reticulatum, stipite 5 mm. longo, ut legumine pubescente.— ag Craib, Kew Bull: 1911, p.°43.. > * Muang Prow, Meh Kaut, 450 m. , Kerr, 1033. Lao name, Mai Két (ex Kerr), Dalbergia rimosa, Roxb.—F.B.I;, :ii.. p. 232; Prain, Ann. Roy. Bot. Gard. Cale., x. p. 38, t. 11. Pi iY Chiengmai, Dol: Sous 750.m., Kerr, 1096. Distr. Sikkim, Assam, Bite: Yunnan, Tonkin. Dalbergia. stipulacea, Roxb.—F.B.1., ii. p. 237; in part ; For. Fl. Burma, i. p. 346;. Prain, Journ. As. Soe. Beng., ‘xvi. Ps; “451; . Prain, Ann. Roy. Bot. Gard. Calc., x. p. 102) t. 87. + ; Ghictiggini, Doi Sootep, 660- 900 m., Kerr, 560, 1175: Distr. Sikkim, Assam, Burma, one Dalbergia tamarindifolia, .Row).—F.B.1., ii. p. 234 ; For. Fl. Burma, i. p. 348; Prain, Journ. As. Soc. Beng., Ixvi. p- 448; > Prain, ‘Amn, Roy. Bot. Gard. Calc., x. p. 69, t. 48 ; Williams, Bull. Herb. Boiss., v. (1905) p. 21; Hosseus, i i. p. 490. Lem Pola Lan, Murton, 124. Distr. India, Ritaie China, Malaya, Philippines. t 71 Dalbergia volubilis, Rov).—F.B.L., ii. p. 235; For. Fl. Burma, i. p- 346 ; Prain, Journ. As. Soc. Beng., lxvi. p. 449; Prain, Ann. Roy. Bot. Gard. Cale., x. p. 100, t. 85. Lakon, Hooey Meh Tan, 360 m., Kerr, 1014. Distr. India, Burma, Assam. Lao name, Pi Pohng (ex Kerr). Pterocarpus macrocarpus, Aurz—F.B.1., ii. p. 239; For. FI. Burma, i. p. 349; Prain, Journ. As. Soc. Beng., Ixvi. p. 455. Korat, 600-900 m., Witt. Distr. Burma. Siamese name, Mai Padouk (ex Witt). Derris monticola, Prain, Journ. As. Soc. Beng., lxvi. p. 361. Millettia monticola, Kurz—F.B.1., ii. p. 106; For. Fl, Burma, i. p. 354. Chiengmai, in evergreen jungle on Doi Sootep, 720 m., Kerr, 1731. Distr. Burma. Derris robusta, Benth—F.B.L., i. p. 241; For. Fl. Burma, i. p. 338 ; Prain, Journ. As. Soc. Beng., Ixvi. p. 458; Hosseus, ii. p. 395. Chieng Dao, 350 m., Hosseus, 523. Distr. India, Burma, Yunnan. Derris scandens, Benth.—F.B.I., ii. p. 240; For. Fl. Burma, i. p. 339; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 50; Prain, Journ. As, Soc. Beng., lxvi. p. 458; Williams, Bull. Herb. Boiss., v. (1905) p. 21; Hosseus, i. p. 491. Sriracha, sea shore, Kerr, 2037. Distr. S.E. Asia to Australia. Peltophorum dasyrachis, Kurz ex Baker, F.B.I. ii. p. 257 ; Hosseus, i. p. 483. Baryxylum dasyrhachis, Pierre— Williams, Bull. Herb. Boiss., v. (1905) p. 19. Sriracha, Nawng Kai Ploi, in evergreen jungle, 90 m., Kerr, 2119; Korat, in dry deciduous forest, 60-90 m., Witt. | Distr. . Malaya. Siamese name, Mun Si (Moon See)—ex Kerr. Mezoneuron hymenocarpum, Hook, f. et Jackson, Index Kewensis, ili. p. 223 (absque descriptione); Prain, Journ. As. Soc. Beng., Ixvi. p. 472. M. pubescens, Baker, F.B.L., ii. p. 259, non Desf. Chiengmai, in scrub jungle on Doi Sootep, 300-330 m., Kerr, 1329, 1329a. au Distr. Burma. Lao name, Nahn Chahn (ex Kerr). . The authorship of this combination is usually credited to Wight and Arnott but although they certainly state in the Prodromus that Wallich’s plant was a Mezoneuron they did not make the combina- tion. The species is very poorly represented in Herb. Kew and it is not without some hesitation that Kerr’s plant is referred to it. 72 Pterolobium macropterum, Kurz—For. Fl. Burma, i. p. 410; Prain, Journ. As. Soc. Beng., Ixvi. p. 473. P. indicum, A. Rich., var. macropterum, Baker, F.B.L., ii. p. 259. Chiengmai, in scrub jungle on Doi Sootep, 300 m., Kerr, 1782, 1782a. Distr. Burma. Caesalpinia digyna, Rottl—F.B.L., ii. p. 256 ; For. Fl. Burma, i. p- 407; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 51; Willams, Bull. Herb. Boiss., v. (1905) p. 19s Hosseus, i. p. 483. , Chiengmai, in scrub jungle on Doi Sootep, 300 m., Kerr, 806. Distr. India, Malaya. Caesalpinia minax, Hance, var. burmanica, Prain, Journ. re » Bie. Beng., Ixvi. p. 469. C. Morsei, Dunn, Ji ourn. Linn; Soc., xxxv. p- 492. : Chiengmai, in scrub jungle on banks of Meh Ping, 300 m., Kerr, 758. v¢ Distr. Burma, China, Tonkin. Caesalpinia Sappan, Zinn.—F.B.L., i. p. 255 ; For. Fl. Burma, 1. p. 405 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 51. Chiengmai, Doi Sootep, 330 m., Kerr, 1262. Distr. S.E. Asia. Lao name, Mai Fang (ex Kerr). Poinciana regia, Bojer—F.B.1., ii. p. 260, in nota; For. F l Burma, i. p. 404 ; Hosseus, i. p. 483. Bangkok, Zimmermann, 162. Distr. Tropics—often caltivaia® Cassia alata, Linn.—F.B.1., ii. p. 264; Williams, Bull. Herb. Boiss., v. (1905) p. 19 ; Ti sdaasie’ i. p. 481. Bangkok, Zimmermann, 26. Distr. Tropics. Cassia Bakeriana, Craib, a C. nodosa, Ham., calyce connlaae multo majoribus, a C. javanica, Linn., foliolorum magnitudine et forma, ab ambabus indumento recedit. Folia 35°5 om. longa, petiolo fulvo-puberulo terete 4 cm. longo suffulta ; foliola utrinque 10, oblonga vel terminalia oblanceolata, apice acuta vel breviter acuminata, basi obliqua, cuneata, 6°3—-8°5 em. longa, 1°7—3 em, lata, subchartacea, utrinque, subtus costa nervisque praecipue, densius pilosula, nervis lateralibus utrinque cireiter 10, supra Vix conspicuis subtus prominulis, costa supra sicco impressa ; petioluli 2 mm. longi. Racemi laterales (?), 4°5-7°5 cm.. longi ; bracteae sub anthesin conspicuae, lanceolatae, apice acutae, ad 1 cm, longae, 3 mm. latae, utrinque pilosulae. Pedicelli 6 cm. attingentes,’ sulcati, pilosuli. Calycis lobi lanceolati' vel ovato - lanceolati,. obtusiusculi, 0-9-1'2 cm. longi, 2-3 mm. lati, utrinque ut bracteis pilosuli. - Petala subaequalia, lanceolata, oblongo-lanceolata vel ovato-lanceolata, acutiuscula, 3°5~4°5 cm. longa, 1*2-2°5 em. lata, utrinque pilosula, basi in unguem 0°5 em. longum contracta. Stamina ornnia fertilia, 3 alia longe superantia eorumque filamentis medio incrassatis, filamentis.glabris. Ovarium longe stipitatum, arcuatum, -albo-pubescens, stylo brevi apice incurvo.—Crazb, Kew Bull. 1911, -p. 45. -C. nodosa, Hosseus, i. p. 481, non Ham. {_ ——- 4 ~ 73 Chiengmai, Doi Sootep, 720-1500 m., Hosseus, 478, Kerr, 1729. To this species probably belongs Griffith’s Prome Hill specimen (Kew Distr., 1909) mentioned in Flora of British India, vol. ii. p. 267 by Mr. Baker as a variety of C. javanica or a new species. In his first paper Hosseus enumerates this plant as Cassia nodosa and in his second maintains C. Bakeriana but in a footnote remarks that he is doubtful if it can be retained as a good species. In the writer’s opinion it is readily distinguished from C. nodosa by the size of the flowers. Of true C. javanica there are in Herb. Kew only two apparently wild» specimens, both collected in Java and these agree exactly with various cultivated specimens, e.g. those issued under that name from the Calcutta Gardens. The Philippine plant which commonly passes under the name of C. javanica is quite distinct from that species in several points, the more evident of which are the indumentum and colour of the branchlets, the shape and size of the stipules, the shape and indumentum of the leaflets and the shape of the petals and bracts. After a careful examination of the material in Herb. Kew the writer is convinced that so far as that material goes C. javanica is confined to Java. Cassia Fistula, Linn.—F.B.1., ii. p. 261; For. Fl. Burma, i. p- 391; Coll. et Hemsl., Journ. Linn. Soc., xxvii. p. 51; Prain, Journ. As. Soc. Beng., lxvi. p.. 473; Hosseus, i. p. 481. Chiengmai, Doi Sootep, 660 m., Kerr, 1194, 1194a ; Bangkok, Zimmermann, 60. Distr. India, China, Malaya—often planted in the tropics. Lao name, Lom Leng (ex Kerr). Cassia Garrettiana, Craib, C. racemosae, Muill., sensu stricto affinis, sed foliolis ovato-lanceolatis vel-anguste ovatis acuminatis acutis, racemis brevius pedunculatis in axillis plerumque geminis, floribus majoribus recedit. Frutex vel arbuscula (ex Kerr), ramulis puberulis cortice rubro- brunneo striato obtectis. Folia abrupte pinnata, circiter 15 em. longa, petiolo communi 3°5-5 cm. longo suffulta, petiolo ima basi puberulo et ut rhachi supra canaliculato ; foliola utrinque 7, ovato- lanceolata vel anguste ovata, apice acuminata, acuta, basi rotundata vel late cuneata, 3°5-8 cm. longa, 2-3°6 cm. lata, rigide chartacea, -utrinque glabra, margine cartilagineo, nervis lateralibus utrinque saltem 10 intra marginem arcuatis supra conspicuis vel prominulis subtus subconspicuis vel fere prominulis, nervis transversis uti reticulatione gracili subtus conspicuis ; petioluli 2-4 mm. longi, supra canaliculati, glabri vel fere glabri.. ARacem axillares, gemini, ad 10 cm. longi, in paniculas terminales dispositi ; pedunculus com- munis plerumque vix 1°5 cm. longus ; rhachis valde nodosa, ut pedunculo densius molliter puberula ; pedicelli sub anthesin 2°5-3 cm, longi, puberuli, infructescentes ad 3°5 em. longi, paullo incrassati ; bracteae parvae, deciduae. Sepala rotundata vel late elliptica, 0°7-1 cm. longa, 0°5-0°7 cm. lata. Petala obovata vel obovato-elliptica, 1 cm. longa, 8 mm. lata, breviter unguiculata. Stamina fertilia 7. Ovarium subsessile, fere glabrum. Legumen compressum, 15 em. longitudinis vix attingens, 3°6 cm. latum, apicu- latum, in stipitem 5 mm, longum attenuatum, valvis brunneis tenuiter 14 reticulatis ; semina transversa.—Craib, Kew Bull. 1912, p. 151. C. racemosa, Benth., Trans. Linn. Soc., xxvii. p. 549, quoad plantam Schomburgkianam, viz Mill. Sriracha, in scrub jungle near sea level, Kerr, 2067. - Distr. Battambong, Anhin, Schomburgh, 251. Siamese name, Me s(t (ex Kerr). A specimen collected by Luang Vanpruk at Phre, 120-m., pro-- bably also belongs here though the leaflets are much larger. Cassia glauca, Lamk.—F.B.1., ii. p. 265; For. Fl. Burma, 1. p. 394; Prain, Journ. As. Soc. Beng., Ixvi. p. 477 ; Hosseus, i. p. 481 et 11. p. 393. Ban Phra Dang, 120 m., Hosseus, 169; Muang Phre, 150 m., Luang Vanpruk, 177. | . Distr. S.E. Asia—often cultivated in the tropics. According to L. Vanpruk the flowers are edible and the Lao name is Kilek Ban. : Since determining the Cassiae it has been discovered that the labels of 169 and 170 had been interchanged. Thus Hosseus 169 is C. glauca and 170 is C. Tora. Cassia Leschenaultiana, DC.—Prain, Journ. As. Soc. Beng., Ixvi. p: 477. C. mimosoides, Linn., var. Wallichiana, Baker, F.B.L., 1. — p. 266. C. mimosoides, Linn., var. Aechynomene, Hosseus, i. p. 481 et i. p. 393. : Chiengmai, Doi Sootep, 800 m., Hosseus, 257 ; in open grassy jungle on Doi Sootep 1050 m., Kerr, 1516. Distr. India, Burma, Malaya. Cassia mimosoides, Linn.—F.B.I1., ii. p. 266; Prain, Journ. As. Soc. Beng., lxvi. p. 477. C. mimosoides, Linn., var. typica, Hosseus, i. p. 481 et ii. p. 393. : Wang Djao, 100 m., Hosseus, 129. Distr. S.E. Asia. Cassia occidentalis, Zinn.—F.B.L., ii. p. 262; Prain, Journ. As. Soc. Beng., Ixvi. p. 474; Williams, Bull. Herb. Boiss., v. (1905) p: 19; Hosseus, i. p. 482 et il. p. 393. Chiengmai, on waste ground, 300 m., Kerr, 759; Paknampo (ex Hosseus). Distr. Tropics. Cassia pumila, Lamk.—F.B.L, ii. p. 266. Chiengmai, in deciduous jungle on Doi Sootep, 300 m., Kerr, 840. Distr. . Tropical Asia, N..Australia. Cassia. siamea, Lamk.—F.B.1., ii. p. 264; For. Fl. Burma, 1. p. 392; Williams, Bull, Herb. Boiss., v. (1905) p. 19; Hosseus, 1. p. 482 et ii. p. 393. C. sp., Hosseus, i. p. 482. -Phre, 120-180 m., Luang Vanpruk, 135; Ban Takilek, 300 m. Hosseus, 321 ; Chiengmai, commonly planted, Kerr, 1397. Distr. India, Malaya. — . | Lao name, [ Mai] Ki Lek (ex Kerr). Hosseus 321 in Herb. Kew consists of leaves only but is apparently this species. i ig 7 | ) 75, Cassia Sophera, Linn:—F.B.1.,. ui. p. 262; Hosseus, i p. 482. Bangkok, Zimmermann, 14. » Distr, Tropies. Cassia timoriensis, DC.—F.B.I., ii. p. 265; For. Fl. Burma, i. p. 393; Prain, Journ. As. Soc. Beng., Ixvi. p. 477 ; Hosseus, i. p. 482 et ll. p. 394, - Chiengmai, in scrub jungle on Doi Sootep, 300 m., Kerr, 797 ; Kiong Wang Djao, Hosseus, 86. Distr. India, throughout Indo-China, Malaya. Cassia Tora, Zinn.—F’.B.1., ii. p. 263, in part ; Prain, Journ. As. Soc. Beng., Ixvi. p. 475; Hosseus, i. p. 482 et ii. p. 394 (var. glabra). Chiengmai, on waste ground, 300 m., Kerr, 807 ; Bangkok, Zimmermann, 13; Ban Phra Dang, 120 i. Sefonsmus, 170. Distr. S.E. Asia. Bauhinia acuminata, Linn.—F.B.1., ii. p. 276; For. Fl. Burma, i. p. 396; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 51. B. tomentosa, Linn. aff., Hosseus, i. p. 480. Chiengmai, mixed jungle on Doi Sootep, 300 m., Kerr, 610; Bangkok, Zimmermann, 144. Distr. India, Burma, China, Malaya. Bauhinia anguina, Rozb., var. Horsfieldii, Craib. Luasiobema Horsfieldii, Migq. _ Sriracha, Nawng Kaw, in evergreen jungle, 30 m. sr 2080. Distr. (of var.) Java. -The variety, previously represented in Herb. Kew by Java speci- mens only, can be readily distinguished from B. anguina by the pilose: ovary stipe. © Bauhinia Blancoi, Baker, F.B.1., ii. p. 278. B. coccinea, Williams, Bull. Herb. Boiss., v. (1905) p. 18, non DC. Anhin, Selunbigvod: 286. . : Distr. Philippines, Malay. A rehiipelngo, Bauhinia bracteata, Grah.—Craib, Kew. Bull. 1911 p. 46, excel. reference and distribution. ‘Gulf of Siam, Finlayson in Wall. Cat. 5802 in Herb. Kew ; Meh Ping, Ban Kaw, in mixed jungle, Kerr, 2024 ; Sriracha, Nawng Kaw, 30 m., Kerr, 2071. | Lao name, Pay Kien, Siamese name, S’ Leng Pun, (ex Kerr). The Tenasserim plant quoted i in E.B.L., ii. p. 282 does not belong to this species. Bauhinia Harmsiana, Hosseus, Fedde Repert. Nov. Sp., iv. (1907) p- 290; Hosseus, i. p. ‘479 et ii. p. 392. Banks of Meh Ping Rapids up to Chiengmai, 135-300 m., Kerr, 507. Bauhinia Kerrii, Gagnep. . Chiengmai, by stream in evergreen jungle on: Doi Sootep, 840 m., Kerr, 1740. | 76 Bauhinia malabarica, Rorvd.—F.B.L., ii. p. 277; For. Fl. Burma, i. p. 399; Prain, Journ. As. Soc. Beng., Ixvi. p. 495. Chiengmai, in mixed jungle on Doi Sootep, 660 m., Kerr, 1781 ; Sriracha, in open scrub jungle, 15 m., Kerr, 2113 d, 2113a Q. Distr. India, Burma, Malay Archipelago, Queensland (B. Hawhkesiana, F. M. Bailey). Bauhinia polycarpa, Wall.—For. Fl. Burma, i. p. 396; F.B.L, ii. p. 276 ; Prain, Journ. As. Soc. Beng., Ixvi. p. 495. B. baviensis, Drake, Journ. de Bot., v. p. 217. Chiengmai, mixed jungle on Doi Sootep, 360 m., Kerr, 1247 ; Phre, 120-180 m., Luang Vanpruk, 136. | Distr. Burma, Tonkin. Kerr remarks that the flowers are pale green. Bauhinia purpurea, Linn.—F.B.I., ii. p. 284; For. Fl. Burma, i. p. 398 ; Hosseus, ii. p. 392. Raheng, 120 m., Kerr, 914; Salween, Muang Youam, Witt ; Phre, 120-180 m., Luang Vanpruk, 137 ; Wang Djao (ex Hosseus). Distr. India, Burma, China, Singapore—often cultivated. Bauhinia unguiculata, Baker, F.B.L., ii. p. 277. Anhin, Schomburghk, 241. Bauhinia variegata, Linn.—F.B.L., ii. p. 284; For. Fl. Burma, i. p. 397 ; Coll. et Hemsl., Journ. Linn. Soe., xxviii. p. 51 ; Hosseus, i. p. 393. Chisnptias, Doi Sootep, 330-360 m., Kerr, 525; Doi Chieng Dao, Hosseus, 407, 471. Distr. India, Burma, China. . Hosseus l.c. refers his 471 to B. variegata and his 407 to “ B. variegata, Linn. vel sp.” 407 is not quite typical B. variegata but the material in Herb. Kew is rather poor. Ina footnote toii. p. 392 Hosseus explains that his determinations of B. purpurea and B. variegata had by an oversight become reversed in his first paper so the present writer has given no references to that paper for the species in question. Afzelia siamica, Craib, a speciebus indicis adhuc descriptis foliolis usque 5-jugis, staminibus 7, floribus majusculis recedit. 3 Arbor alta, ramis patentibus, ramulis gracilibus teretibus juventute puberulis cortice virido-brunneo lenticellato obtectis. Folia 16-26 cm. longa, glabra, petiolis basi incrassatis 2°5-3 cm. longis suffulta ; foliola 3-5-juga, oblonga, apice obtusa, emarginata, basi rotundata vel truncata, 4-9 cm. longa, 3°5-4°5 em. lata, supra viridia, subtus pallidiora vel glauca, chartacea, margine integro leviter cartilagineo, nervis lateralibus utrinque numerosis, intra marginem arcuatis cum nervulis utrinque conspicuis; petioluli 3-4 mm. longi, rugosi. Racemi terminales et axillares, simplices vel interdum e basi simpliciter ramosi. Pedicelli ad 1 cm. longi, ut calyce bracteisque albo-tomentosi ; bracteae ovato-oblongae, apice. acutiusculae, 9 mm. longae, 4 mm, latae, ante anthesin deciduae ; bracteolae bracteis similes sed tomentellae et sub anthesin sub- persistentes. Calycis tubus superne leviter dilatatus, vix 1 cm. longus, medio 2°5 mm. diametro ; lobi 4, virides, oblongi, subaequales, usque ad 1°5 cm. longi, 1*1 em. lati. Petalum unum roseum ; unguis 1 cm. longus, intra basin versus parce lanatus ; limbus subrotundatus, Ye 4 ) 77 9 mm. longus, 8 mm. latus, apice emarginatus, dorso medio pubescens. Stamina 7; filamenta 3-3°5 cm. longa, apicem versus attenuata, basi parce pubescentia ; staminodia 3, quorum duo circiter 1 em. longa, tertium 3 mm. longum, omnia inferne pubescentia. Ovarium stipitatum, suturis et stipe lanatum ; stylus glaber, vix 3 em. longus. Legumen oblongum, 18 cm. longum, 7°5 cm. latum, valvis lignosis 7 mm, crassis. Chiengmai, Ban Meh Sah, by streams, 330 m., Kerr, 1068; Siam, Teysmann (ex For. Fl. Burma et Prain). Distr. Upper Burma (ex Prain). Since the above description was drawn up the writer has dis- covered that the plant described is Pahudia xylocarpa, Kurz. After a careful examination of the material in Herb. Kew the writer is convinced that Pahudia and Afzelia should be merged into one genus as already suggested by Prain and Pahudia javanica be named Afzelia javanica. The plant above described should be named Afzelia xylocarpa, Craib, comb. nov. with Pahudia xylocarpa, Kurz and Afzelia stamica, Craib, as synonyms. Sindora siamensis, Teysm. ex Mig.—For. Fl. Burma, i. p. 413 ; Prain, Journ. As. Soc. Beng., Ixvi. p. 481. S. Wallichit, var. stamensis, Baker, F.B.1., 11. p. 268. S. Wallichii, Williams, ‘Bull. Herb. Boiss., v. (1905) p. 18; Hosseus, i. p. 479. Korat, 60-90 m., Witt ; Ratbouri, Teysmann, 6050. _ By a slip Williams and Hosseus quote the Ratbouri plant as having been collected by Dr. Wallich. Neptunia oleracea, Lour.— F.B.I., ii. p. 285; Williams, Bull. Herb. Boiss., v. (1905) p. 18 ; Hosseus, i. p. 478. Chiengmai, 300 m., Kerr, 841. Distr. ‘Tropics. Lao name, Puk Nawng (ex Kerr). Entada scandens, Benth.—F.B.1., ii. p. 287; For. Fl. Burma, i, p. 416; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 53; Hosseus, i. p. 478 et ii. p. 397. Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1808. Distr. Tropics. Lao name, M’Ba (ex Kerr). Adenanthera pavonina, Linn.—F.B.L., uu. p. 287; For. Fl. Burma, i. p. 417; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 53; Williams, Bull. Herb. Boiss., v. (1905) p. 18; Hosseus, i. p. 478. _ Chiengmai, Doi Sootep, 330 m., Kerr, 1780, 1935 ; Phre, Hooey Kamin, 180 m., Luang Vanpruk, 204. Distr. S.E. Asia—often cultivated in the tropics. Lao name, Kam Tou (ex Luang Vanpruhk). Mimosa pudica, Linn.—F.B.L, ii. p. 291; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 53; Prain, Journ. As. Soc. Beng., lxvi. p- 506; Williams, Bull. Herb. Boiss., v. (1905) p. 18; Hosseus, i. p- 478. Chiengmai, 300 m., Kerr, 1890. Distr. Tropics. 78 Leucaena glauca, Benth.—F.B.I1., ii. p. 290; Williams, Bull. Herb. Boiss., v. (1905) p. 18; Hosseus, i. p. 478. Bangkok, Zimmermann, 166; Paknampo, Witt, 10. Distr. ‘Tropics. Xylia Kerrii, Cratb et Hutchinson, Kew Bull. 1909, p. 357; Hook. Ic. Plant., tab. 2932. } Chiengmai, Doi Sootep, 330-660 m., Kerr, 547, 1722. Distr. Burma. Lao name, Mai Deng (ex Kerr). Hosseus 433 from Doi Sootep (X. dolabriformis, Hosseus, i. p. 478 in part and ii. p. 401 ?) is apparently a form of this species with the indumentum on the under-surface of the leaf not quite so dense. Zimmermann 117 also referred to X. dolabriformis by Hosseus, i. p. 478 differs in the more membranous leaves which are glabrous. Neither of these plants has the stipitate gland on the anther characteristic of X. dolabriformis. Acacia Catechu, Willd., forma catechuoides, Prain, Journ. As. Soc. Beng., lxvi. p. 508. A, Catechu, Willd.—F.B.L., ii. p. 295, im part; For. Fl. Burma, i. p, 422, in part. — Chiengmai, i in scrub jungle, 300 m. .» Kerr, 1230. Lao name, Si Siat (ex Kerr). Distr. N. India, Burma, Assam. - Acacia Farnesiana, Wil/d.—¥.B.1., i. p. 292; For. “Fl. Burma, i. p. 420; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 53; Williams, Bull. Herb. Boiss., v. (1905) p. 18 ; Hosseus, i. p. 477. Chiengmai, in scrub jungle, 300 m., Kerr, 1669, 1669a. Distr. 'Tropics—often cultivated. Lao name, Kim Tai (ex Kerr). Acacia pennata, Willd.—F.B.1,, ii. p. 297 ; For. Fl. Burma, i. p. 424; Hosseus, i. p. 477 et il. p. 392. Meh Ping Banks, Kampeng (ex Hosseus). Distr. India, Burma, Assam, Malaya. Acacia pennata, Wiild., var. arrophula, Baker, F.B.L., i. p. 298 ; Prain, Journ. As. Soc. Beng., Ixvi. p. 510. Chiengmai, foot of Doi Sootep, 300 m., Kerr, 720. Distr. FE. Himalayas, Burma. Albizzia Lebbek, Benth—F.B.1., ii. p. 298; For. Fl. Burma i, p. 427; Hosseus, i. p. 477. Bangkok, Zimmermann, 157. Distr. Tropies—often planted. Albizzia lebbekoides, Benth.—Prain, Journ. As. Soc. Beng., lxvi. p. 513; Hosseus, 1. p. 392. Wat Mai, Hosseus, 1 ; Meh Ping, Ban Na, Kerr, 2027—common along banks of Meh Pity 3 in Rapids ; Siam, Teysmann (ex Prain). Distr. Upper Burma, Malay Archipelago. Lao name, Mai Kang (ex Kerr). Albizzia lucida, Benth.—F.B.I1., i. p. 299 ; For. FI. Burma, § “e 429; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p..54. Phre, 240 m., Luang Vanpruk, 201. Distr. N.E. India, Assam, Burma, Yunnan, Tonkin—oceasion- ally cultivated. Lao name, Panté (ex Luang Vanpruk). « 79 Albizzia myriophylla, Benth.—F.B.I., ii. p. 300; For. Fl. Burma, i. p. 426; Prain, Journ. As. Soc. Beng., Ixvi. p. 515; Williams, Bull. Herb. Boiss., v. (1905) p. 17; Hosseus, i. p. 477. A. procera, Williams, Bull. Herb. Boiss., v. (1905) p. 18, at least in part, non Benth. | Anhin, Schomburghk, 268. Distr. India, Burma, Malay Peninsula. Albizzia odoratissima, Benth.—F.B.1., i. p. 299 ; For. Fl, Burma, i. p. 427; Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 54. Chiengmai, Doi Sootep, 720 m., Kerr, 1790, Distr. India, Burma, Yunnan, Hainan. Albizzia stipulata, Botv.—F.B.I1., ii. p. 300; For. Fl, Burma, i. p. 426; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 54; Prain, Journ. As. Soc. Beng., Ixvi. p. 515. Chiengmai, 300 m., Kerr, 1858. Distr. India, Burma, Assam, Hainan, Java, Borneo. Albizzia Teysmanni, Kurz, For. Fl. Burma, i. p: 428. Radkouri (ex For. Fl. Burma). Pithecolobium angulatum, Benth.—F.B.I., ii. p. 306; For. FI. Burma, i. p. 430; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 54. Chieng Dao, 520 m., Kerr, 1052 ; Chiengmai, Doi Sootep, 720 m., Kerr, 1072. Distr. Throughout Indo-China, Malaya. Pithecolobium glomeriflorum, Aurz—For. Fl. Burma, i. p. 430; -Prain, Journ. As. Soc. Beng., Ixvi. p. 517 ; Hosseus, ii. p. 399. Albizzia glomeriflora, Kurz—¥.B.L,, ii. p. 300 ; Hosseus, i. p. 477. Chiengmai, in evergreen jungle on Doi Sootep, 1200-1600 m., Kerr, 561, Hosseus, 506. Distr. Burma. Enterolobium Saman, Prain, Journ. As. Soc. Beng., Ixvi. p. 252. Pithecolobium Saman, Benth. Chiengmai, planted along roads, 300 m., Kerr, 573. Introduced—a native of Guiana. ROSACEAE. Parinarium. albidum, Craib, a P. sumatrano, Benth., foliis subtus albo-arachnoideis recedit. _ Arbor mediocris (ex Kerr); ramuli primo subferrugineo-tomentosi, mox glabri vel fere glabri cortice rubro-brunneo lenticellato obtecti. Folia plerumque oblonga, apice truncata vel retusa, interdum bre- viter obtuse acuminata, basi parum inaequalia, truncata vel late cuneata, 5-14 cm. longa, 2°5-8°5 cm. lata, subcoriacea, supra costa subferrugineo-tomentella excepta fere glabra, subtus albo-arach- noidea, nervis lateralibus utrinque 12-15 obliquis supra conspicuis subtus prominentibus, nervis transversis supra conspicuis subtus prominulis ; petioli 1 cm. longitudinis vix attingentes, supra sub- ferrugineo-tomentelli, canaliculati, subtus sericei, convexi; stipulae caducae. lores in paniculas terminales ad 12 cm. longas 11°5 em. latas dispositi; pedicelli perbreves; bracteae ovatae, acuminatae, acutae, concavae, deciduae, 3 mm. longae, 2 mm. latae, dorso adpresse pubescentes. Calyx extra subferrugineo-tomentellus, intra villosus ; 80 tubus 2 mm. longus; lobi oblongi vel deltoidei, acuti, 1°75 mm. longi, 1-1°5 mm. lati. Petala 1°5 mm. longa, vix 1 mm. lata, cilio- lata. . Stamina 7, filamentis ad 1°5 mm. longis glabris. Ovarium 1°5 mm. altum, villosum, ovulis solitariis éreehia t ; stylus 2°5 mm. longus, inferne ‘villosus.— Craib, Kew Bull. 1912, p. 152. Chiengmai, in mixed jungle on lower slopes of Doi roe: 300 m., Kerr, 604; Kanburi, Teysmann. Prunus Hosseusii, Diels, Fedde Repert.. Nov. Sp., iv. (1907) p. 289; Hosseus, ii. p. 391. Chiengmai, Doi Sootep, 1650 m., Hosseus, 260. More complete material is necessary to establish this as a species distinct from P. Puddum, Roxb. Prunus Puddum, Rozxb.—F.B.L., ii. p. 314; For. Fl. Burma, i p. 434; Coll. et Hemsl., Journ. Clan Soc., xxviii, p. 54. Chiengmai, in evergreen jungle on Doi Sootep, 1500 m., Kerr, 1772 (in fruit). Distr. Nepaul, Darjeeling, Bhotan, Burma. Rubus ellipticus, Smith—F.B.1., uu. p. 336; Coll. et Hemsl., Journ, Linn, Soc., xxvii. p. 54. R. flavus, Ham.—For. FI. Burma, i. p. 438. Chiengmai, Doi Sootep, 900 m., Kerr, 1119. Distr. India, Burma, Philippines, China. Rubus (Malachobatus) Kerrii, Rolfe, ab affini R. binnibaliabag Hook. f., ramulis velutinis, stipulis floribusque minoribus recedit. Ramuli petiolique velutini, aculeis sparsis brevibus uncinatis instructi. Folia quinque- vel obscure septem-loba, 5-8 cm. longa, 6-8 cm. lata, subcoriacea, denticulata, supra bullato-rugosa, glabra, venis hirsutis, subtus lacunoso-reticulata, griseo-tomentosa, in nervis hirsutula ; lobi deltoideo-ovati, praesertim intermedii paucidentati ; petioli 3- ‘4 om. longi. Stipulae bracteaeque ambitu oblongae, pectinatae, 0°6-1'2 cm. longae, velutinae. lores in racemos breves axillares et terminales dispositi. Pedicelli 5 mm. longi. Sepala deltoideo-ovata, subobtusa, 5-6 mm. longa, velutina. Petala sub- sessilia, orbicularia vel latissime ovato-orbicularia, 4 mm. longa. Stamina numerosissima ; filamenta 3°5 mm. longa, glabra. Carpella numerosa, glabra ; styli 6-7 mm. longi, conferti, glabri.— Rolfe apud Craib, Kew Bull. 1911, p. 49. Chiengmai, on edges of clearings on Doi Sootep, 720 m., Kerr, 648. With the general facies of R. birmanicus, this species is very distinct in its pubescence, the texture and veining of its leaves, the shape of its stipules and bracts, and in its having smaller and more congested flowers. Rubus lasiocarpus, Smith—F.B.1., ii. p. 339; For. Fl. Burma, i. p. 439 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 55; Hosseus, ii. p. 391. | Doi Chieng Dao, 2180 m. (ex Hosseus). Distr. India, Burma, Assam, Java. Rubus Volkensianus, Hosseus, ii. p. 391. Pahombuk, near Muang Fang (ex Hosseus). 81 SaAXIFRAGACEAR. Dichroa febrifuga, Lowr.—F.B.I., ii. p. 406; Coll. et Hemsl., Journ. Linn. Soe., xxviii. p. 56. Chiengmai, in evergreen jungle on Doi Sootep, 600 m., Kerr, 1125. Distr. N. India, China, Burma, Khasia, Tonkin, Malaya. CRASSULACEAR,. Bryophyllum calycinum, Salish.—F.B.1., ii. p. 413; Hosseus, ii. p. 391. Ban Muang Gang, 300 m., Hosseus, 363; Chiengmai, 300 m., Kerr, 1637. Distr. Tropics. Lao name, Lupp Lap (ex Kerr). DROSERACEAE, Drosera Burmanni, Vahi—F.B.I., ii. p. 424; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 57 ; Hosseus, ii. p. 390. Chiengmai, Hosseus, 320, 463, 493, Kerr, 575. Distr. Trop. Asia, Africa, and Australia. Drosera peltata, Sm., var. lunata, C. B. Clarke, F.B.L., ii. p. 425 ; ‘Hosseus, ii. p. 390. Chiengmai, Doi Sootep, 1200-1650 m., Kerr, 673, Hosseus, 535. Distr. India, Burma, China, Malaya. RHIZOPHORACEAE, Rhizophora conjugata, Lamk.—F.B.L., ii. p. 436; For. Fl. Burma, i, p. 447; Williams, Bull. Herb. Boiss., iv. (1904) p. 1032. Sriracha, just below high water mark, ‘Kerr, 2093. Distr. Coasts of Tropical Asia. Ceriops Roxburghiana, Arn.—}F .B.L., ii. p. 486; For. Fl. Burma, i, p. 448; Williams, Bull. Herb. Boiss., iv. (1904) p. 1032. Sriracha, on beach between high and low tide mark, Kerr, 2126. Distr. Tropical coasts of Old World. Carallia integerrima, DC.—F.B.1., ii. p. 439; Coll. et Hemsl., J ourn. Linn. Soc., xxviii. p. 57; Williams, Bull. Herb. Boiss., iv. (1904) p. 1032. C. lucida, Kurz, For. Fl. Burma, i. p. 451. Phre, Me Chwa, 120 m., Luang Vanpruk, 215. Distr. SE. Asia to Australia. COMBRETACEAE. Terminalia ialata, vee ?—F.B.1., i. p. 449; For. Fl. Burma, 1, p. AiG... 5 Chiengmai, in mixed Jungle on Doi Sootep, 360 m., Kerr, 1328. Distr. Burma. 21218 eae 82 Terminalia Chebula, Retz.—F.B.1., ii. p. 446; For. Fl. Burma, i, p. 456. Chiengmai, Doi Sootep, 300-450 m., Kerr, 665. Distr. India, Burma. Lao name, M’Na (ex Kerr). Terminalia mucronata, Crazb et Hutchinson, Kew Bull. 1909, p. 358. Chiengmai, in deciduous jungle on Doi Sootep, 540 m., Kerr, (693. Lao name, Mai Pue Laut (ex Kerr). Terminalia obliqua, Craib, JT. tripteroidi, Craib, facie similis, foliis longius petiolatis et acuminatis distinguenda. Arbor (ex Kerr), ramulis primo breviter adpresse pubescentibus mox gilabris cortice rubro-brunneo vel cinereo-brunneo reticulato- striato obtectis. Folia plerumque ovato-lanceolata, apice acuminata, acuta vel obtusiuscula, basi inaequalia, cuneata, late cuneata vel fere rotundata, 7-11°5 cm. longa, 2°6-5°5 cm. lata, subcoriacea, utrinque glabra, nervis lateralibus utrinque 7-9 supra conspicuis subtus prominulis, nervis transversis uti reticulatione gracili subtus conspicuis ; petioli ad 1°7 cm. longi, supra planiusculi vel parum canaliculati, subtus convexi, fusci. Spiecae in paniculas dispositae. Fructus oblongus, 3 cm. altus, 3-alatus, alis vix 1 em. latis.— Craib, Kew Bull. 1912, p. 153. Sriracha, Nawng Kaw, 30 m., Kerr, 2073. Siamese name, Kim Chai (Kam Chai)—Kerr. Terminalia tomentosa, Bedd.—F.B.L., ii. p. 447; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 57. 7. alata, Roth—For. Fl. Burma, i, p. 458. Chiengmai, in deciduous jungle on Doi Sootep, 540 m., Kerr, 626. Distr. India, Burma. Lao name, Ba Hok Fa (ex Kerr). Terminalia tripteroides, Craib, a T. triptera, Stapf, fructu multo majore recedit. Frutex vel arbuscula (ex Kerr); ramuli juventute fusci, puberuli, mox glabri, cortice rubro-brunneo lenticellato obtecti. Folia plerumque elliptica vel late elliptica, apice acuminata, acutiuscula, basi plerumque late cuneata, 5-10 cm. longa, 3°3-5°8 cm. lata, rigide chartacea vel fere subcoriacea, supra nisi costa pilosula glabra, subtus costa nervisque primariis parce pilosula, mox glabra, nervis lateralibus utrinque 6-7 supra conspicuis subtus prominentibus, nervis transversis subtus prominulis ; petioli circiter 8 mm. longi, supra parum canaliculati, pilosuli. Spicae graciles, in paniculas dispositae, rhachi ramulisque subferrugineo-pilosis. Receptaculum 1 mm. altum, glabrum. Calyz pallide viridis (ex Kerr), circiter 1:25 mm. altus, fere ad medium lobatus, lobis deltoideis obtusis - pauperrime ciliatis, extra glaber, intra pubescens. Stamina exserta. Stylus 3 mm. longus. Fructus 2°8 em. longus, 3-alatus, alis circiter 8 mm. latis, glaber.— Craib, Kew Bull. 1912, p. 152. Meh Ping, Doi Noi, 300 m., in deciduous jungle, Kerr, 2010; Muang Hawt, 240 m., in deciduous jungle, Kerr, 2010a. 2010 is described as a scrambling shrub and 2010a as a tree. 83 Calycopteris floribunda, Zamk.—F’.B.1., ii. p. 449 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 57; Hosseus, ii. p. 417. C. nutans, For. Fl. Burma, i. p. 468. Chiengmai, Doi Sootep, 300 m., Kerr, 961; Ban Djan, 350 m., Hosseus, 366; Raheng, Witt, 23; Koh Chang, near Lem Dan, Schmidt, 141. Distr. §S. India, Burma, Assam, Malay Peninsula. Lao name, Mai Sau (ex Kerr). Anogeissus acuminata, Wall., var. lanceolata, C. B. Clarke, ¥.B.L1., li, p. 451. Near Lampoon, 300 m., Kerr, 965. Distr. India, Burma. Lao name, Mai Hio (ex Kerr). Lumnitzera racemosa, Willd.—F .B.1., i..p. 452; For. Fl. Burma, i, p. 468. Sriracha, on marshy ground by sea, Kerr, 2134. Distr. ‘Tropical coasts of Asia, Australia, Mascerene | Is., E. Africa. Combretum deciduum, Coll. et Hemsl., Journ. Linn. Soe., xxviii. p. 58; Hosseus, ii.. p. 417. C. ovale, Kurz, For. Fl. Burma, i. p. 462, non R. Br.; F.B.L., ii. p. 453, sub C. piloso. Lakon, Pak Kaung Nai, 300 m., Kerr, 971; Chieng Dao, .500 m., Hosseus, 461. Distr. Burma. Combretum extensum, Rox).—For. Fl. Burma, i. p. 463; F.B.L., ll. p. 458. Chiengmai, Doi Kum, 360 m., Kerr, 1652; near Lampoon, in scrub jungle, 300 m., Kerr, 966; Phre, Hooey Pha Kam, Luang Vanpruk, 209. | | Distr. India, Burma, Assam, Yunnan, Java, Philippines. Combretum quadrangulare, Kurz—F.B.1., ii. p. 456; For. FI. Burma, i. p. 465. Chiengmai, along streams, 300 m., Kerr, 1393 and in scrub jungle, Kerr, 1820. Distr. Burma. Combretum squamosum, Rox).—F.B.L., ii. p. 456 ; For. Fl. Burma, i. p. 463. Chiengmai, Doi Sootep, 750 m., Kerr, 1804. Distr. N. India, Assam, Burma, Philippines, Malaya. Quisqualis indica, Zinn.—F.B.1., ui. p. 459; For. Fl. Burma, i. p- 467 ; Coll. et Hemsl., Journ. Linn. Soc., xxvii. p. 58 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 1032; Hosseus, ii. p. 418. Chiengmai, in scrub jungle, 300 m., Kerr, 1842; Muang Fang (ex Hosseus); Phre, 120-180 m., Luang Vanpruk, 160; Pak- nampo, Witt, 18. Distr. Tropical Asia and Africa. 21218 F 2 84 MYRTACEAE. Tristania rufescens, Hance, Journ. Bot., v. (1876) p. 259. 7. burmannica, Griff., var. tomentosa, Hosseus, ii. p. 418, an Duthie ? Chiengmai, Doi Sootep, 390-600 m., Kerr, 516, Hosseus, 423. Distr. Phu-quoe. Lao name, Mai Kaw (ex Kerr). Psidium Guyava, Linn.—For. Fl. Burma, i. p. 476 ; Fr. B.1., i. p-. 468. Bangkok, Zimmermann,.154. Distr. Naturalised throughout India and Indo-China. Rhodomyrtus tomentosa, Wight—F.B.L, 11. p. 469. Sriracha, in scrub jungle below 15 m., Kerr, 2090. Distr. India, China, Japan, Philippines, Tonkin, Cochinchina, Malaya. | “Decaspermum paniculatum, Kurz—F.B.1., ii. p 470; For. Fl. Burma, 1. p. 475. Chiengmai, in evergreen jungle on Doi Sootep, 900 m., Kerr, 1839. Distr. Burma, Assam, Malaya. Eugenia balsamea, Wight— For. Fl. Burma, i. p. 485; F.B.L, ii. p. 499. Chiengmai, Doi Sootep, 720 m., Kerr, 920. Distr. Sikkim, E. Bengal, Burma, Assam, Yunnan. - Eugenia cymosa, Lamk.—F.B.L., ii. p. 482; For. Fl. Burma, i. p. 486. Sriracha, Nawng Zai Bu, 15 m., Kerr, 2144. . Distr. Assam, Burma, Malaya. Siamese name, Wa Som (ex Kerr), Eugenia formosa, WVall.—F.B.1., ti. p. 471; For, Fl. Burma, i. p. 492, Chiengmai, Doi Sootep, 300-450 m., Kerr, 545. Distr. Burma, Bengal. Eugenia fruticosa, Rord.—F.B.L., ii. p. 499; For. Fl. Burma, i, p. 485. Chiengmai, in mixed jungle at foot of Doi Sootep, 300 m., Kerr, 625. _ Distr. Burma, Bengal. Eugenia grata, Wight—F.B.L., i. p. 486 ; For. FI. Bark i, p. 480. Chiengmai, Doi Sootep, 300-450 m., hae. 554. Distr. Burma, Malaya, (China ?). Eugenia Kurzii, Duthie, var. vel species nova ei valde affinis, Chiengmai, Doi Sootep, 700-900 m., Kerr, 1084, 1795, Hosseus, 479. These specimens appear to be intermediate between EF. Kurzii, Duthie and FE. albiflora, Duthie. Zimmermann, 160, from Bangkok, is also closely allied to these. Hosseus, ii, p. 418, gives his 479 as F. Kurzit. According to Kerr the Lao name of this plant and also of E. biciaimaly is Mai Hah. ) 85 Eugenia oblata, Rorb.—F.B.L., ii. p. 492 ; For. Fl. Burma, i. p. 488. Chiengmai, by a stream on Doi Sootep, 660 m., Kerr, 1785. Distr. Burma, Assam, Malay Peninsula. Somewhat similar in leaf is Hosseus, 347 from Doi Intanon (=. sp., Hosseus, ii. p. 418). Eugenia siamensis, Craib, ab EF. Jambos, Linn., foliis formae diversae tenuioribus nervis paucioribus recedit. Suffrutex vel arbuscula (ex Kerr), omnino glaber; ramuli graciles, cortice pallide brunneo vel rubro-brunneo obtecti. Folia anguste oblonga vel oblanceolata, apice acuminata, acutiuscula, basi cuneata, 8°5-13.cm. longa, 2°2-4 cm. lata, chartacea, nervis lateralibus utrinque circiter 8 rectis vel subrectis intra marginem arcuatis supra subconspicuis subtus prominentibus nervulis subtus conspicuis ; petioli circiter 8 mm. longi et 1°5 mm. crassi, supra canaliculati. Injlorescentia e cyma terminali 3-flora constituta ; : pedicelli (infra articulationem) 3-5 mm. longi. Receptaculum circiter 1°2 cm. altum, parte basali pedicellum simulante 6-7 mm. alta 2-4 mm. diametro parte suprema apice 1°3 cm. diametro. Sepala 4, basi breviter connata, subrotundata, 7 mm. longa, circiter lcm. lata. Petala libera, ad 1°8 cm. longa. Stamina_perplurima, 3 cm. longa. Stylus fere 5°5 cm. longus. Fructus plus minusve globosus, paullo ultra 2 cm. altus, calyce sty iAH persistentibus.— Craib, Kew Bull. 1912, p. 153. Sriracha, Nawng Wai Ploi, in evergreen jungle, 90 m., Kerr, 2118. Siamese name, Bong Kwan (ex Kerr). Barringtonia acutangula, Gaertn.—F.B.I., ii. p. 508 ; For. FI. Burma, i. p. 497 ; Hosseus, ii. p. 417. | er lonmiuar by a stream, 300 m., Kerr, 1964; Meh Ping Rapids, 200 m., Hosseus, 531, 532. _ Widely distributed in S.E. Asia. Lao Name, Mai Tun (ex Kerr). The plants quoted belong to the form pubescens (Miers, pro wy Barringtonia racemosa, Roxd.—F.B.L., ii. p. 507; For. Fl. Burma, » i. p. 496. ! | Bangkok, Schomburghk, 211. Distr. India, Burma, Tonkin, Cochinchina, Malaya. By an oversight Williams, Bull. Herb. Boiss., iv. (1904) p. 1031, says that Schomburgk 211 was “ not kept.” Careya arborea, Roxd.—For. Fl. Burma, i. p. 499; F. B.I., i. p.. 511; Hosseus, ii. p. 418. Chisueaea Doi Sootep, 660 m., Reve, 1089. Distr. India, Burma, Malaya. _ Careya herbacea, Rozxd.—F.B.1.,. ii. p. 510; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 59 ; Hosseus, i il. p. 418. Chiengmai, Doi Sootep, 700-800 m. (ex Hosseus). Distr. Bengal, Burma, Oudh. 86 MELASTOMACEAE. Osheckia chinensis, Linn.—F.B.1., ii. p. 515; Hosseus, ii. p. 419, in part. Chiengmai, Doi Sootep, 360-600 m., Kerr, 827, 1302; Wang Djao, 100 m., Hosseus, 133; Pitsanulok, Ban Jang, 120 m. (ex Hosseus). | Distr. India, China, Burma, Malaya, N. Australia. Hosseus, lc. p. 419 refers his 133 to O. chinensis, forma. Oshbeckia crinita, Benth—F.B.1., ii. p. 517; Hosseus, 1. p. 420. Chiengmai, Doi Sootep, 1200-1700 m., Kerr, 879, in part, Hosseus, 188. Distr. Sikkim, Bhotan, Khasia, Burma. Osbeckia nepalensis, Hook.—F.B.L., ii. p. 521; Hosseus, ul. p. 420. Chiengmai, Doi Sootep, 720-1000 m., Kerr, 749, Hosseus, 270. Distr. Himalaya, Burma, China. Osbeckia racemosa, Craihb, ab affini O. rostrata, Don, foliis majoribus longe’ petiolatis inflorescentia racemosa haud paniculata differt. : Frutex usque ad 1°2 m. altus; rami tetragoni, internodiis parce adpresse setulosi, nodis setosi, cortice albido. Folia ovato-elliptica, lanceolato-elliptica vel elliptica, apice acuta vel vix acuminata, basi plerumque rotundata vel juniora cuneata, 13-20 cm. longa, 4°2- 8°5 cm. lata, membranacea, supra distanter, subtus nervis tantum breviter setulosa, margine integro setoso-ciliato, e basi 7-nervia, nervis subtus prominentibus supra leviter impressis, nervulis utrinque, subtus magis, conspicuis; petioli sicco rubrescentes, foliorum oppositorum parum inaequales, i-4 cm. longi, supra canaliculati, ut ramis setosi. Racemi terminales, ad 10 cm. longi, rhachi crassa nodosa. Bracteae sub anthesin deciduae, alabastra obtegentes, ovatae, apice obtusae vel subacutae, 2°2-2°3 cm. longae, 12-15 mm. latae, membranaceae, ciliatae. Flores 5°5 cm. diametro. Calycis setosi tubus 1°2 cm. longus, lobi 6 mm. longi. Petala obcordata, 3°3 cm. longa, 3 cm. lata, minute ciliata. Stamina 8 ; filamenta ' 15 em. longa, glabra; antherae arcuatae, 1°5 cm. longae. Fructus pedicello usque ad 3°5 mm. longo suffultus, inferne ovoideus, apice in collum attenuatus, 1°3-1°6 cm. longus, 7 mm. diametro.—Craib, Kew Bull. 1911, p. 51. . Chiengmai, by streams in evergreen jungle on Doi Sootep, 540 m., Kerr, 836. Distr, Burma; Maymyo (Lace, 4123). Osbeckia stellata, Wall.—F.B.L1., ii. p. 517. Chiengmai, Doi Sootep, 1200-1500 m., Kerr, 879, in part. Distr. Himalaya, Bengal. Osheckia truncata, Don—F.B.L., ii..p. 514; Williams, Bull. Herb. Boiss., v. (1905) p. 961. O. chinensis, Hosseus ii. p. 419, in part. Wang Djao, Hosseus, 130 ; Raheng, Lindhard, 23. Lhsir. India, ) 87 Melastoma malabathricum, Linn.—F.B.L., ii. p. 523; For. FI. Burma, i. p. 503 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 1033 ; Hosseus, il. p- 419, Sriracha, in scrub jungle below 15 m., Kerr, 2117; Doi Saket (ex Hosseus). Distr. India, Malaya, Australia, Polynesia. Melastoma normale, Don—F’.B.I., ii. p. 524; For. Fl. Burma, i. p. 504 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 59 ; Hosseus, li, p. 419. Chiengmai, Doi Sootep, 300-400 m., Hosseus, 459, 498, Kerr, 1734. Distr. W. China, India, Malaya. Melastoma villosum, Lodd.—Williams, Bull. Herb. Boiss., iv. (1904) p. 1033. Sriracha, in scrub jungle, under 15 m., Kerr, 2116 ; Koh Chang, Schmidt ; near Bangkok, Schomburgk, 275. Distr. Cochinchina. Sonerila Kerrii, Crazb et Stapf, Kew Bull. 1910, p. 22. Chiengmai, in open jungle on Doi Sootep, 1320-1500 m., Kerr, 705. Sonerila tenera, Royle—F’.B.1., ti. p. 530. S. stricta, Hook., var. burmanica, C. B. Clarke, F.B.L, ii. p. 530 ; Coll. et Hemsl., Journ. Linn. Soe., xxviii. p. 59. Ohisueniat; evergreen jungle on Doi Sootep, 660-1020 m., Kerr, . 872, 360-900 m., Kerr, 1495. Distr. N.W. India, Burma, China. Stapti (Ann. Bot., vi. p. 305) rightly reduces S. stricta, var. bur- manica to S. tenera. ‘The variety is in no way related to ‘Ss. stricta, but is closely allied to S. tenera. Of the two gatherings Kerr, 1495 is typical var. burmanica, Clarke and 872 is intermediate between typical S. tenera and var. burmanica. Memecylon pauciflorum, Blume—For. Fl. Burma, i. p.514;. F.B.L., ii. p. 555; Hosseus, il. p. 419. Chiengmai, Doi Sootep, 300 m., Kerr, 584; Doi Saket (ex Hosseus). Distr. Bengal, Burma, Timor, Australia. Memecylon plebejum, Kurz—For. F]. Burma, i. p. 513; F.B.L, ii. p- 561. Chiengmai, in evergreen jungle on Doi Sootep, 960 m., Kerr, 1213. Distr. Burma. LYTHRACEAE. Ammannia baccifera, Linn., subsp. baccifera, f. typica, subf. con- tracta, Kochne—Koehne, Engler Pflanzenr., Lythraceae, p. 55. A. baccifera, Hosseus, i. p. 415 et i. p. 471. Siam (ex Koehne, Engler Bot. Jahrb., xlii. Beibl. 97, p. 53). Distr. Africa, Asia, Australia (ex Koehne). 88 Ammannia baccifera, Linn., subsp. baccifera, f. typica, subf. expansa, Koehne—Koehne,: Engler Pflanzenr., Lythraceae, ee 55; Hosseus, li, p. 416. _ Chiengmai, in rice fields (ex Hosseus). Distr. India, Timor, Canton (ex Koehne). Rotala diversifolia, Koehne, Engler Bot. Jahrb., xli. p. 77; Hossens, 1, p. 472 et 11. p. 416. Chiengmai, Doi Sootep, 750 m., Hosseus, 275. Rotala indica, Koehne, var. typica, Koehne—Koehne, Engler Pflanzenr., Lythraceae, p. 41. Ammannia_peploides, C. B. Clarke, Baa D. 566 ; Coll. et Hemsl., Journ. Linn. Soce., xxviii. p. 60. Chiengmai, 300 m. , Kerr, 1647. Distr, HE. Asia. Probably identical with the Wang Djao plant enumerated as R, indica by Hosseus, ii. p. 416. Rotala leptopetala, Koehne, var. pentamera, Koehne—Koehne, Engler Pflanzenr., Lythraceae, p. 34. Ammannia pentandra, C. B. Clarke, F.B.L., ii. 568. Chiengmai, 300 m., Kerr, 1648. Belongs probably to the Indian form loculpes, Koehne. Rotala mexicana, Cham. et Schlech., var. Chamissoana, Koehne, f, minima, Koehne—Koehne, Engler Pflanzenr., Lythraceae, p. 30 ; Hosseus, i. p. 472. R&. mexicana, Hosseus, ii. p. 416. Siam, Hosseus (ex Koehne, Engler Bot. Jahrb., xlii. Beibl. 97, p-.53). Distr. EH. India (ex Koehne). Rotala rotundifolia, Koehne, Engler Bot. Jahrb., i. p. 175 et Engler Pflanzenr., Lythraceae, p. “41; Hosseus, l. p. “72 bs + . 416. Ammannia rotundifolia, Ham. —F-.B. L., ii. p. 566 ; Coll. emsl., Journ. Linn, Soc., xxviii. p. 60. Chiengmai, Doi Sootep, 700-1050 m., Hosseus, 273, 491. Distr. India, Burma, China, — Tonkin. Pemphis acidula, Forst.—F.B.I., ii. p. 573; For. Fl. Burma, i. p- 518; Williams, Bull. Herb. Boiss., a (1904) p. 1031 ; Koehne, Engler Pflanzenr., Lythraceae, p. 185 ; Hosseus, 1. p. 472. Simcha; Kerr, 2094 ; Lem Chong Pra, Murton, 134. Distr. Tropical coasts of Africa, Asia ‘and Australia. Lagerstroemia Balansae, Koehne, Engler Bot. Jahrb., xxiii. Beibl. 57, p. 35; Koehne, Engler Pflanzenr. , Lythraceae, p. 263. Chiengmai, Doi Sootep, 300-720 m. , Kerr, 718, 718. Distr. Tonkin. Lao name, Mai Pue Kau (ex Kerr). The leaves of Kerr’s specimens are rather broader and less acuminate than the type .specimens collected by Balansa, but the flowers appear to be identical. Lagerstroemia calyculata, Kurz—F.B.I., ii. p. 576 ; For. Fl. Burma, i. p. 522; Koehne, Engler Pflanzenr., Lythraceae, p- 257. Phre, .120- 300 m., Luang Vanpruk, 198; ?Sriracha, Nawng Kaw, 30 m., Kerr, 2083. Distr. Burma. 89 Lao monn Puey Pluak bang (ex Luang Vunpruk). Siamese name, T’ Bék (Ta bask)iy0x Kerr. Kerr’s specimens—in fruit only—are referred doubtfully to this species. . ~ Lagerstroemia Collettii, Crazb, affinis L. quinquevalvi, Koehne, a qua calycis fructiferi tubo obconico haud .patelliformi differt. Arbor circiter 9 m. alta (ex Kerr’. Ramuli ad 9 mm. diametro, minute puberuli. olia ovato-lanceolata vel anguste elliptica, apice obtusa, basi acuminata, 8-14 cm. longa, 3-5.cm. lata, margine integro, rigide chartacea, supra glabra, punctata, subtus pallidiora, nervis minute velutina, nervis lateralibus utrinque circiter 9 supra conspicuis subtus prominulis; petioli 5 mm. longi, velutini. Paniculae terminales, 20-40 cm. longae, 12-24 cm. latae, foliis interruptae, ramis dense minute velutinis. Alabastra apice rotun- data, apiculo brevi coronata. Calyx extra dense cinereo-pulveru- lentus ; tubus 6 mm. longus; lobi 7, deltoidei, acuti, 3 mm. longi, intra vix glabri; jugi in lacinias anguste lanceolatas acutas 3-4 mm. longas producti. Petala oblongo-obovata, 8 mm. longa, 5 mm. lata, in unguem 1 mm. longum contracta. Stamina o, filamentis usque ad 1:7 cm. longis. Ovarium globosum, glabrum ; stylus glaber, 1°7 cm. longus. Calyx fructifer obconicus, lobis deciduis. Fructus ellipsoideus vel fere globosus, 1 cm. saltem diametiens.— Crazb, Kew Bull. 1911, p. 53. ZL. sp. aff. L. piriformi, Koehne—Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 60. Chiengmai, in scrub jungle, 300 m., Kerr, 1264; Phre, 120- 300 m., Luang Vanpruk, 181. Distr. Burma, Collett, 857, Lace, 4192. Lao name, Sow (ex Luang Vanpruk). L, quinquevalvis is a very imperfectly known species in fruit only. L. Colletti is distinguished from it by the shape of its fruiting calyx and by its lobes being not glabrous on the inner surface. Lagerstroemia Hossei, Koehne, Engler Bot. Jahrb., xlii. Beibl. 97, p. 50; Hosseus, i. p. 473 et i. p. 416. | Doi Sootep, Hosseus (ex Koehne). From the description I cannot separate this species from L. macrocarpa, Wall. a species which Koehne in his monograph reduces to L. speciosa. Lagerstroemia intermedia, Koehne, var. oblonga, Craib, a typa foliis oblongis, apice truncatis vel rotundatis breviter acum- inatis, nervis nervulisque supra prominulis, reticulatione haud tam tenui, alabastris floribusque paullo majoribus recedit.— Craib, Kew Bull. 1911, p. 53. Chiengmai, in eng jungle, 300 m., Kerr, 578. To this probably also belongs Luang Vanpruk, 200 from Phre for which the Lao name Puey is given. Lagerstroemia Loudoni, Teysm. et Binn.—For. Fl. Burma, i. p. 523; Koehne, Engler Pflanzenr., Lythraceae, p. 264. LL. tomentosa, var. Loudoni, F'.B.1., ii. p. 578. Siam, Teysmann; Paknampo, Witt, 14. 90 Lagerstroemia macrocarpa, Wall.—For. Fl. Burma, 1. p. 524; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 59. L. speciosa, Koehne, Engler Pflanzenr., Lythraceae, p. 261, in part. L. Hossea, Koehne ? Korat, 90 m., Witt, 34; Phre, 250-400 m., Luang Vanpruk, 186, 189. Distr. Burma. Siamese name, Mai Intanin (ex Witt). Lagerstroemia tomentosa, Presl.—F.B.1., 1. p. 578, exel. var. ; For. Fl. Burma, i. p. 522; Coll. et Hemsl., Journ. Linn. Soc., Xxvili. p. 60; Koehne, Engler Pflanzenr., Lythraceae, p. 264; Hosseus i. p. 474 et i. p. 416 (latter in part only). Raheng, Witt, 19, 20; Muang Fang (ex Hosseus). var. caudata, Koehne, Engler Bot. Jahrb., xlii. Beibl. 97, p. 51; Hosseus, i. p. 475. Chiengmai, Doi Sootep, 980 m., Hosseus, 512; Muang Fang, 1000-1600 m., Hosseus, 600. Distr. Burma (type). Lagerstroemia turbinata, Kochne, Engler Bot. Jahrb., iv. p. 34 ; Koehne, Engler Pflanzenr., Lythraceae, p. 266 ; Hosseus, i. p. 475 et ii. p. 416. L. floribunda, Jack—F.B.L., ii. p. 577, in part; For. Fl. Burma, i. p. 522, in part; Williams, Bull. Herb. Boiss., iv. (1904) p. 1031 et Hosseus, 1. p. 473, at least in part. Menam, Seesa Ghat, Hosseus, 4; Meh Ping, Kampeng, in mixed jungle, Kerr, 2034; Anhin, Schomburgh, 240. Distr. China, Burma, Cochinchina, Malay Peninsula. Lagerstroemia undulata, Koehne, Engler Bot. Jahrb., xlii. Beibl. 97, p. 52; Hosseus, 1. p. 475 et ii. p. 416. Meh Ping Rapids, 200 m., Hosseus, 530. Lagerstroemia villosa, Wall.—For. Fl. Burma, i. p. 524; F.B.L, ii. p. 578 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 59 ; Koehne, Engler Pflanzenr., Lythraceae, p. 269. L. tomentosa, Hosseus, ii. p. 416, in part, non Presl. Chiengmai, Doi Sootep, 300 m., Kerr, 1150; Muang Fang, 100 m., Hosseus, 616 ; Meh Ping, Muang Hawt, 240 m., Kerr, 2016. Distr. Burma. Lao name, Mai Sau (ex Kerr). Duabanga sonneratioides, Ham.—F.B.L., ii. p. 579; For. Fl. Burma, i, p. 525. Muang iby, Meh Kaut, 450 m., Kerr, 1032; Phre, 156-240 m., Luang Vanpruk, 124. Distr. India, Burma, Assam, Yunnan, Tonkin. Lao name, Tohng Teng (ex Kerr). ONAGRACEAE, Jussieua repens, Linn.—F.B.1., ii. p. 587; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 60; Hosseus, ii. p. 420. Chiengmai moat, 300 m., Kerr, 1910—leaves edible”; Pak- nampo, Hosseus, 6. Distr. Tropics. Lao name, Puk Pawt (ex Kerr). 91 Jussieua suffruticosa, Linn.—F.B.L., ii. p. 587; Williams, Bull. Herb. Boiss., iv. (1904) p. 1033. Chiengmai, edge of paddy fields, 300 m., Kerr, 802. Distr. ‘Tropics. Ludwigia parviflora, Rozb.—F.B.L., ii. p. 588; Hosseus, ii. p. 420. Paknampo, Hosseus, 7. Distr. §S.E. Asia, Trop. Africa. Ludwigia prostrata, Rovb.—F.B.L., ii. p. 588. Chiengmai, edge of paddy fields, 300 m., Kerr, 804. Distr. Tropical Asia and Africa. ~ SAMYDACEAE., Casearia flexuosa, Crazb, affinis C. Lobbianae, Turcz., a qua foliis serratis basi attenuatis, stipulis persistentibus, stylo longiore haud glabro, fructu ellipsoideo recedit. Fruticulus 1°2 m. altus, ramis albescentibus puberulis, ramulis angulatis mox teretibus 1°5-2 mm. diametro flexuosis dense puberulis. Folia oblanceolata vel oblongo-lanceolata, apice acuminata, mu- cronata, basi attenuata, 3°5-13 cm. longa, 1°2-3°5 cm. lata, mem- branacea vel subchartacea, sparse puberula, margine serrato leviter recurvo, nervis lateralibus utrinque circiter 5 cum nervulis utrinque conspicuis; petioli usque ad 7 mm. longi; stipulae persistentes, rigidae, 2 mm. longae, 0°5 mm. latae. Glomeruli axillares ; pedicelli breves, glabri. Sepala 5, basi breviter connata, subaequalia, 3 mm. longa, fere 2 mm. lata, apice obtusa, fere glabra, margine ciliato. Stamina 10, staminodia 10 paullo superantia; filamenta staminodiis villosis basi adnata, villosa. Pistillum 1°5 mm. altum ; ovarium stylo subaequilongum, glabrum, stylo inferne pubescente. Fructus pedicello 3 mm. longo suffultus, ellipsoideus, glaber, circiter 1 cm. altus, 8 mm. diametro ; semina albida, nitentia, 6 mm. longa.— Craib, Kew Bull. 1911, p. 54. Chiengmai, in an overgrown old clearing on Doi Sootep, 720 m., Kerr, 694. Casearia glomerata, Roxb. ?—F.B.L., u. p. 591. Chiengmai, in dry mixed jungle on Doi Sootep, 660 m., Kerr, 1757. Distr. Sikkim, Bhotan, Khasia, S. China. Casearia grewiaefolia, Vent. ?—F.B.L., ii. p. 594, Phre, 120-180 m., Luang Vanpruk, 150. Distr. Cambodia, Malaya. Casearia Kerrii, Craib, a C. tomentosa, Roxb., cui affinis, foliis multo majoribus apice rotundatis vel obtusis interdum emarginatis, staminibus longioribus, antheris duplo majoribus, ovario. superne villoso, fructu multo majore recedit. ~~ . Arbor, ramulis teretibus juventute dense velutino-tomentosis cortice rubro-brunneo striato parce lenticellato obtectis. Folia obovata, obovato-elliptica vel oblonga, apice rotundata vel obtusa, interdum emarginata, basi inaequalia, juventute attenuata, mox rotundata vel truncata, 8—16°5 cm. longa, 4—8°5 cm. lata, subcoriacea, supra minute puberula nisi costa tomentosa, subtus costa nervisque primariis tomentosa, margine sub anthesin subintegra, fructu distincte crenato-serrata, nervis lateralibus utrinque 9-11 subtus 92 _prominentibus, supra cum nervulis prominulis ; petioli ad 1 cm. longi. Glomeruli axillares, pluriflori ; pedicelli 3-5 mm. longi, tomentelli. Sepala 5, basi breviter connata, subaequalia, 3-4 mm. longa, 2°5-3 mm. lata, apice obtusa, extra tomentella, margine membranaceo ciliata. Filamenta 2°5 mm. longa, glabra nisi basi intra puberula, staminodiis 1°5 mm. longis basi brevissime adnata. Ovarium 1 mm. altum, superne villosum; stylus 2 mm. longus, inferne ut ovario villosus, stigmate capitato. Fructus ellipsoideus, 4 cm. longus, + 2 cm. diametro, glaber, pedicello crasso 8 mm. longo suffultus.— Craib, Kew Bull. 1911, p. 55. Chiengmai, in deciduous (eng) jungle, 300 m., Kerr, 580. | Lao name, Ki Sua Luang (ex Kerr). ° Homalium minutiflorum, Kurz, For. FI. Burma, i. p. 532; F.B.L, i. p. 596. Chiengmai, Doi Sootep, 660 m., Kerr, 1138. Distr. Burma. PASSIFLORACEAE. Passifiora lunata, Welld. Bangkok, Zimmermann, 53. Native of Trop. America. Passiflora siamica, Cruzb, affinis P. hainanensi, Hance, sed cauli- bus haud glabris valde diversa. Herba scandens ; ramuli ad 2°5 mm, diametro, pubescentes, striati. Folia lanceolata vel ovato-lanceolata, apice acutiuscula, mucronata, ‘basi rotundata, 5°2—-14°5 cm. longa, 1°5-5°5 cm, lata, supra pilis basi incrassatis fere hispida, subtus, nervis praecipue, molliter pubescentia et praeterea matura glandis 10-14 in lineas duas costae parallelas et ab ea circiter 1 cm, utrinque distantes dispositis, chartacea, margine integro, nervis lateralibus utrinque circiter 5 intra marginem arcuatis cum nervis transversis supra conspicuis subtus prominulis. Petioli ad 1°5 cm. longi, ut rhachi pubescentes, basin versus glandis duobus sessilibus instructi. _Czrrh¢ plus minusve 15 cm, longi, unilateraliter pilosi, cum inflorescentia axillari orti. Bracteae lineares, acutae, ad 15 cm. longae, 2°5 mm. latae, puberulae. Sepala 5, basi breviter connata, oblonga, obtusa, 1°5 cm. longa, 6 mm. lata, extra puberula. Petala 5, alba, sepalis conformia sed paullo minora et glabra. Corona duplex, exterior fimbriata, ad 8 mm. alta, interior dentata, plicata, quam exterior dimidio brevior. F%lamenta 16 mm. longa, ad medium connata, ovarium includentia, glabra; antherae 4 mm. longae. Ovarium 2°5 mm. altum, hirsutum, eynophorio circiter 4 mm. longo filamentis adnato; styli 4-5 liberi, filamentis subae- quales, cum petalis filamentisque sicco sparse brunneo-picti. Fructus globosus, 1°5-2 cm. diametro; semina 5 mm. longa, nigra, foveolata. —Craib, Kew Bull. 1911, p. 55. . Chiengmai, Doi Sootep, 660 m., Kerr, 10492; Chieng Dao, 450-840 m., Kerr, 1049, 1256. Modecca pinnatisecta, Cratb, a M. apiculata, Masters, cui affinis, foliis pinnatim. 5-sectis, glandis subtus aliter pki antherarum cauda longiore, praecipue differt. ) 93 Herba scandens, omnino glabra. Ramul cinereo-albi, sulcati, ad 1 mm. diametro. Folia 11-19 cm. longa, 14-24 em. lata, pinnatim 5-secta, segmentis lanceolatis vel anguste lanceolatis apice acutis breviter mucronatis 9-15 cm. longis 1-2 cm. latis, membranacea, - margine integro, nervis lateralibus utrinque 2, nervulis plerumque patulis intra marginem distincte arcuatis, omnibus utrinque conspicuis, pagina superiore basi glandis 2 instructa, subtus glandulis 4 sinus adversus medio intra marginem et rhachin ornata ; petioli 2°3-4'5 em. longi. Pedunculi axillares, 6-10 cm. longi,,in cirrhos producti ; pedicelli graciles, ad 1 cm. longi. ¢ : Calycis tubus plus minusve 3 mm. longus, lobi 5, lanceolati, apice acutiusculi, 1*1 cm. longi, 2 mm. lati, 7—9-nervati ; loborum basi iisque oppositae glandae oblongae, majusculae, carnosae, apice recurvae. Petala 5, oblanceolata, 8°5 mm. longa, 2 mm. lata, margine fimbriato, 3-nervata. Stamina libera, petalis isomera ; filamenta basi leviter dilatata, 2°5 mm. longa; antherae 3 mm. longae, cauda 3°5 mm. longa. Ovarii rudimentum 1 mm, altum. Q: Calycis tubus, lobi, et glandae maris sed paullo minores. © Petala maris, nisi tantum 2°5 mm. longa, 0°5 mm. lata. Staminodia parva. Ovarium gynophorio 2 mm. longo suffultum, 4 mm. altum, 1°5 mm. dia- metro ; stylus circiter 1 mm. longus, ramis 3 bifidis. Fructus gynophorio 7 mm. longo suffultus, 5 cm. longus, exocarpio tenui rubro-brunneo.— Crazb, Kew Bull. 1911, p. 56. Chiengmai, Doi Sootep, 720 m., Kerr, 751. _ Distr. Burma (v.s. in Hb. Lace). Carica Papaya, Linn.—F.B.L., ii. p. 599, in nota; For. Fl. Burma, i. p. 533. . Bangkok, Zimmermann, 134. Cultivated throughout India. CUCURBITACEAE. Trichosanthes cucumerina, Linn.—F.B.L., ii. p. 609. ~Chiengmai, a common weed, 300 m., Kerr, 714. Distr. India, Malaya, N. Australia. Trichosanthes multiloba, Mig.— F'.B.I., ii. p. 607. Chiengmai, Doi Sootep, 720 m., Kerr, 653. Distr. Sikkim, Khasia, Burma. Trichosanthes palmata, Rox).—F’.B.L., ii. p. 606 ; Coll. et Hemsl., Journ. Linn. Soce., xxviii. p. 61. : Chiengmai, 300 m., Kerr, 1266. Distr. India, Burma, Malaya, Australia. Luffa aegyptiaca, Mcl/l.—F.B.L., ii. p. 614 ; Williams, Bull. Herb. Boiss., v. (1905) p. 956. Chiengmai, 330 m., Kerr, 1661. — Distr. Tropics. Gymnopetalum cochinchinense, Kurz—F.B.L., ii. p. 611. Chiengmai, 300 m., Kerr, 1337—“ a garden weed.” Distr, Sikkim, Bengal, Assam, China, Malaya. 94 Momordica macrophylla, Gage, Rec. Bot. Surv. Ind., iii. p. 61. Chiengmai, in scrub jungle, 300 m., Kerr, 1263. Distr. Burma. Kerr’s plant (3) agrees with Lace’s 3287 (Q) from Maymyo which was named M. macrophylla in Herb. Cale. Thladiantha Hookeri, C. B. Clarke, F.B.L., ii. p. 631. _ Chiengmai, in evergreen jungle on Doi Sootep, 720 m., Kerr, 662. f Distr. Assam. Zehneria umbellata, Thwaites—F.B.L., ii. p. 625 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 61. | Chiengmai, Doi Sootep, 300 m., Kerr, 1130, 1130a; Sriracha, Nawng Kaw, in evergreen jungle, 30 m., Kerr, 2084. Distr. Afghanistan, India, Burma, Assam, Tonkin, Java. BEGONIACEAE. Begonia ({ Casparya) Acetosella, Cracb, a B. Roxburghii, DC., foliis angustioribus basi oblique truncatis vel cordato-truncatis nunquam alte cordatis recedit. Herba circiter bimetralis (ex Kerr); caules glabri vel juventute subglabri, primo flexuosi, striati, basi ad 8 mm. diametro. Folia alterna, lanceolata vel oblongo-lanceolata, apice acuminata, acuta, basi oblique truncata vel cordato-truncata, 13-27 cm. longa, 3—-8°5 em: lata, membranacea, supra parcissime setulosa, subtus costa nervisque setulosa, margine setoso-serrulata, e basi circiter 5-nervata, nervis secondariis (e costa ortis) utrinque ad 7 pagina utraque sicco prominulis, nervis transversis satis distantibus utrinque conspicuis ; petioli 1-12 cm. longi, glabrescentes ; stipulae brunneae, lanceolatae, acutae, 1—-1°3 cm. longae, 3°5 mm. latae, deciduae.. Flos 3 pedicello ad 1:4 cm. longo ut pedicello Q bibracteato suffultus. Sepala 2, obovato-elliptica, 1:4 em. longa, 1°2 em. lata. Petala 2, oblongo- oblanceolata, circiter 1:°3 cm. longa et 0°5 em. lata. Stamina per- plurima, filamentis liberis, connectivo manifeste producto. Flores Q axillares, solitarii, pedicellis 0°5-1 cm. longis bracteolis majusculis stipulis conformibus paullo supra basin instructis suffulti. Sepala petalaque maris sed minora.—Craib, Kew Bull. 1912, p. 153. B. sp. n., Craib, Kew Bull. 1911, p. 58. Chiengmai, in damp shady spots by stream on Doi Sootep, 660-900 m., Kerr, 557, 1744. Begonia incerta, Crab, ex affinitate B. Kerrii, Craib, sed floribus majoribus, ovario capsulaque haud glabris differt. Herba subacaulis, 4-9 em. alta. Folia solitaria vel gemina, orbicularia, apice obtusa, basi cordata, ad 2°5 cm. diametro, membranacea, utrinque brevissime, subtus parcius, pilosa, margine subintegro ; petioli 1-1°5 cm. longi, supra canaliculati, ut folii pilosi. Pedunculi simplices, ad 6°5 cm. longi, breviter pilosi. ¢ : Sepala 2, alba, rotundata, 7°5 mm. longa, 7 mm. lata, extra parce minute pilosa, margine ciliolata. Petala 2, alba, lineari-oblonga, 5mm. longa, 1°5 mm. lata, glabra. Filamenta 2 mm. longa, ad medium connata, antheris parvis oblongis, connectivo haud producto, 95 Q: Perianthii segmenta 5, alba, inaequalia, usque ad 5 mm. longa et 4 mm. lata. Styli 3, e basi liberi, stigmatorum ramulis 2. Capsula vix matura, brevissime pilosa, 8 mm. alta, 6 mm. lata, loculis 3 (?).— Cratb, Kew Bull. 1911, p. 57. - Meh Ping Rapids, banks of river on limestone 180 m., Kerr, 508. Begonia integrifolia, Dalz.—F.B.L., ii. p. 648. Chiengmai, Doi Sootep, 720 m., Kerr, 730. Distr. Western Ghauts, Burma. Begonia Kerrii, Craib, affinis B. parvuliflorae, DC., a qua capsulae ala maxima breviore apice rotundata haud attenuata differt. Herba acaulis, unifoliata, 4-11 cm. alta. Folia suborbicularia vel elliptica, apice obtusa, basi cordata, 3-7 cm. longa, 2°7-6 cm. lata, utrinque, nervis subtus densius, brevissime parcissimeque pilosa, membranacea, margine irregulariter dentata, dentibus minute denti- culatis, ciliata, nervis e basi 7 utrinque conspicuis ; petioli 1°5—5°5 em. longi, breviter pilosi. Pedunculus solitarius, gracilis, ad 7°5 cm. longus, saepissime simplex, interdum fere e basi furcatus, vix glaber. 3: Sepala 2, subrotundata, 7 mm. longa, 6 mm. lata, extra parce pilosa. Petala 2, oblanceolata, 7 mm. longa, circiter 2 mm. lata. Filamenta paullo ultra medium connata ; antherae obovatae, connectivo haud producto. Q : Pertanthii segmenta inaequalia, ad 6 mm. longa, 5 mm. lata. Styli 3, e basi liberi, apice brevissime bifidi. © Capsula glabra, alis membranaceis valde inaequalibus nervis horizontalibus, 7 mm. alta, fere 1 cm. lata, 3-locularis, placentis bifidis—Crazb, Kew Bull. 1911, p. 57. Ban Kaw, on damp limestone, Kerr, 508a. Begonia martabanica, DC.—F.B.L, 11. p. 651. ~ Chiengmai, in evergreen jungle on Doi Sootep, 600 m., Kerr, 1969. Distr. Moulmein. Begonia Mouhotiana, Hosseus, . p. 415. _ Chiengmai, Doi Sootep, 1050 m. (ex Hosseus). Begonia sootepensis, Crab, habitu B. yunnanensi, Levl., similis sed altior, caule vix glabro, foliis crassioribus supra setulosis. Herba erecta, ad 43 cm. alta ; caulis ruber, rigidiusculus, teres, sulcatus, ad 5 mm. diametro, glabrescens, nodis basi praecipue incrassatis. Folia oblique lanceolata, apice attenuata, basi valde oblique cordata, 3°5--7 cm. longa, 1°5-3 cm. lata, membranacea vel subchartacea, supra breviter setulosa, subtus glabra nisi nervis pilis brevibus parce instructis, margine serrata vel dentata, e basi 3-5- nervia, nervis cum nervulis supra subobscuris subtus prominulis ; petioli ad 6:5 cm. longi, glabri; stipulae subdeciduae, oblique lanceolatae, apice attenuatae, circiter 1 cm. longae, 3 mm. latae, margine fimbriato, nervis conspicuis. acemi vel solitarii terminales tantum vel ramulos breves axillares quoque terminantes ; pedicelli ad 7 mm. longi, graciles, medio bracteolis duobus parvis deciduis scariosis ornati. 6 : Sepala 2, late elliptica vel subrotundata, apice obtusa, ad 5°5 mm. longa et 4 mm. lata. Petala 2, late lanceolata, 2°5 mm, longa, 1 mm. lata. Filamenta brevia, basi connata, 96 connectivo in appendicem triangularem membranaceam producto. Q : Perianthit segmenta 5, exteriora late elliptica vel subrotun- data, ad 6 mm. longa, 4°5 mm. lata, interiora late lanceolata, 5 mm. longa, 2 mm. lata, omnia mucronata. Styli 3, breviter connati, stigmatibus 3 lunatis. Capsula immatura, 9 mm. alta, 11 mm. lata, alis chartaceis valde inaequalibus, loculis 3, placentis bifidis.— Crazb, Kew Bull. 1911, p. 58.. ; reg Chiengmai, in crevices on damp rocks on Doi Sootep, 1350'm., Kerr, 785. | i After examination of additional material (Kerr, 1420) the writer is disposed to regard B. sootepensis as a variety of B. yunnanensis. UMBELLIFERAE. Hydrocotyle asiatica, Linn.—F.B.L., ii. p. 669; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 61; Williams, Bull. Herb. Boiss., iv. (1904) p. 1034. Chiengmai, 300 m., Kerr, 1670—“ a garden weed.” | Distr. Tropics. _ Hydrocotyle javanica, Thunb.—F.B.L., ii. p. 667 ; Coll. et Hemsl., Journ. Linn. Soe., xxviii. p. 61. Chiengmai, Doi Sootep, 900 m., Kerr, 1258. Distr. Tropics. , Hydrocotyle siamica, Craib, ab affini H. Hookeri (C. B. Clarke, pro var.), pedicellis multo longioribus facile distinguenda. Herba repens, ad nodos interdum radicans. Folia pentagona, vix vel fere ad medium lobata, ad 9 cm. longa et 10 cm. lata, utrinque parcissime setulosa et praeterea nervis subtus puberula, e basi 7—9- nervia, nervis supra conspicuis subtus prominulis ; petioli ad 15 cm. longi. Umbellae axillares, solitariae, pedunculo ad 10°5 cm. longo brunneo-puberulo suffultae. Pedicelli ad 8 mm. longi, glabri vel pilis perpaucis rigidiusculis deciduis instructi, basi conspicue bracteati. Calycis dentes deficientes. Petala subviridia, oblonga, apice acuta, incurva, 1 mm. longa, vix 0°5 mm. lata, glabra. Antherae oblongae, filamentis circiter 1 mm. longis dorso affixae. Styl persistentes, ad 15 mm. longi. Fructus alatere compressus, 1°5 mm, altus, 2 mm. latus, jugis exceptis pilis albis brevibus obtusis rigidis instructus.— Craib, Kew Bull. 1911, p. 58. HH. javanica, Thunb., var. stamieca, Hosseus, ii. p. 420. Chiengmai, Doi Sootep, 1200-1650 m., Kerr, 670, Hosseus, 192. For uniformity with the Flora of British India the Siam plant might have been treated as a variety of H. javanica but in the writer’s opinion the variety Hookeri, C. B. Clarke, of H. javanica should be raised to specific rank as should also the variety chinensis, Dunn, of the same species. These three species H. chinensis, H. Hooheri, and H. siamica, form a very natural group distinguished — from H. javanica by their solitary generally long peduncled umbels. Eryngium foetidum, Linn.—Hosseus, ii. p. 420. Chiengmai, Doi Sootep, 720 m., Kerr, 738. : Distr. Burma, Assam, Trop. Africa and America. Dr. Kerr remarks that the leaves, which are strongly aromatic, are eaten with curries, ‘ We De a ey SS eS eS 97 Oenanthe stolonifera, Wall.—}’.B.1., ii. p. 696 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 62; Hosseus, ii. p. 421. Chiengmai, Doi Sootep, 1050 m. (ex Hosseus), Distr, N. India, Assam, China, Japan. Seseli siamicum, Crazb, ex affinitate S. yunnanensis, Franch., sed foliis sine articulis, radiis paullo longioribus, involucelli bracteis liberis, pedicellis longioribus, calycis dentibus minutis differt. Herba erecta, 5 dm.-1 m. alta, glaberrima; radix fusiformis, apice foliorum vestigiis vestita ; caules solitarii vel gemini, superne ramosi, ad 3. mm, diametro, rigidi, striati. olia basilaria et inferiora 6-11 cm. longa, 8-15 ecm. lata, decomposita, segmentis ultimis linearibus ad 4 em. longis 1°5 mm. latis, petiolis ad 15 em. longis caules amplectantibus, media et superiora bipinnata, trifolia- lata tantum vel ad vaginas reducta. Pedunculi ad 10°5 cm. longi. LInvolucrum nullum vel monophyllum ad 1 cm, longum, margine membranaceo ; radii 4—8, subaequales, 3-4°3 em. longi. Involucelli bracteae lanceolatae, quam pedicelli dimidio breviores, liberae. Pedicelli ad 7 mm. longi. Calycis dentes minuti. Petala alba, acumine inflexo. Styli perbreves. ructus ovoideus, 3 mm. longus, 15 mm. diametro.—Craib, Kew Bull. 1911, p. 59; Hosseus, ii. p. 421, | Chiengmai, in eng jungle on Doi Sootep, 300-750 m. Kerr, 774. ' ARALIACEAE. - Heptapleurum venulosum, Seem., var. macrophylla, C. B. Clarke, F.B.L, ii. p. 730. H. venulosum, Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 62. Chiengmai, Doi Sootep, 300-450 m., Kerr, 555; Hooey Kia, 180 m., Luang Vanpruk, 230—“ epiphytic on Lagerstroemia.” Distr, (of var.). Burma. Lao name, Mai Gin Pet (ex Kerr). Brassaiopsis speciosa, Dene. et Planch.—¥.B.1., ii. p. 737. Chiengmai, in evergreen jungle on Doi Sootep, 660 m., Kerr, 1170. Distr. Himalaya, Assam, Yunnan, Java. Tupidanthus calyptratus, Hook. f. et Th.—F.B.L., ii. p. 740; For. FI. Burma, i. p. 542; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 63. Chiengmai, in mixed jungle on Doi Sootep, 750 m., Kerr, 1796, Distr. Upper Burma, Khasia, Yunnan. - ALANGIACEAE, Alangium begoniifolium, Bazl/.i—Wang., Engler Pflanzenr., Alang., . 20. Marlea begoniaefolia, Roxb.—F¥.B.1., ti, p. 743; For. FI. urma, i. p. 544; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 63. Chiengmai, Doi Sootep, 900 m., Kerr, 1121. Distr. India, China, Japan, Malaya. Alangium Kurzii, Cratb, Kew Bull. 1911, p.60,nom. nov. Marlea tomentosa, Kurz, For. Fl. Burma, i. p. 545, non Endl. Chiengmai, Doi Sootep, 660 m., Kerr, 1172. Distr. Burma (in Herb. Calc.). 21218 G 98 Wangerin, in his monograph of the Alangiaceae in Engler’s Pflanzenreich, quotes Kurz, For. Fl. Burma, for the true Marlea tomentosa, Endl. The description given by Kurz does not, how- ever, agree with the Java specimens, ¢.g., in the size of the flower and in the indumentum of the under surface of the leaf. - On the other hand, Kurz’s description applies very well to the plant quoted above, which is, in the writer’s opinion, the M. tomentosa, Kurz non Endl. It may be noted that no Burmese specimen is quoted as having been seen by Wangerin. Alangium salviifolium, Wang., sub-sp. hexapetalum, Wang., Engler Pflanzenr., Alang., p. 9; Hosseus, ii. p. 421. A. Lamarckii, Thwaites—F.B.1., i. p. 741. | ~ Ban Meh Chang, 300 m., Kerr, 979; Chiengmai, 300 m., FHlosseus, 440. _ Distr.’ India, Andamans, Malaya, Philippines, Comoro Is, Lao name, Mai Poo (ex Kerr). GAMOPETALAE. CAPRIFOLIACEAE, Viburnum atro-cyaneum, C. B. Clarke, F.B.1., iii. p. 7; Hosseus, lil. p. 446: Doi Chieng Dao, 2180 m., Hosseus, 392 (Herb. Kew! et Copen- hagen !), jf Distr. Mishmi, Manipur. Viburnum cylindraceum, Ham. V. coriacenm, Blunie—F.B.L., iii. p- 5. Chiengmai, Doi Sootep, in evergreen jungle, 1500 m., Kerr, 1389. Distr. Himalayas, Burma, Assam, Yunnan, Java. Viburnum inopinatum, Crab, a V. sambucino, Reinw., foliis subtus molliter pubescentibus, calycis dentibus minoribus, corolla parum majore, filamentis antherisque longioribus recedit. . Frutex vel arbuscula (ex Kerr); ramuli primo densius breviter albo-pubescentes, plus minusve glabrescentes, cortice rubro-brunneo parce lenticellato obtecti. Folia late oblanceolata, oblongo- oblanceolata vel ovato-elliptica, apice acuminata, acutiuscula, basi cuneata, 9-19 cm. longa, 3°6-7°3 cm. lata, chartacea, supra glabra, subtus molliter pubescentia, nervis lateralibus utrinque 5-7 supra cum nervis transversis leviter impressis subtus prominentibus intra marginem arcuatis ; petioli 0°7—4 cm. longi, supra suleati. Corymbae terminales, umbelliformes, 9°5-13 cm. diametro; pedunculi 7, 3-4°5 em.longi. Calyctsdentes minuti. Corollae albae tubus 1°5 mm. longus, lobi 1°25 mm. longi, vix 1°5 mm, lati. Filamenta 5-6°5 mm. longa, glabra, antheris 1 mm. altis——Crazb, Kew Bull. 1911, p. 385. V. sambucinum, Hosseus, ii. p. 446, viz Reinw. . \ Chiengmai, in evergreen jungle on Doi Sootep, 600-900 m., Kerr, 932, 932a; on old clearing on’ Doi Sootep, 720 m., Kerr, 1726 ; Doi Sootep, 1200 m.; Hosseus, 250. ae Lao name, Dauk oon (ex Ker’). ’ ¥ ra i : ~ . 99 Lonicera Hildebrandiana, (oll. ct Hemsl., Journ. Linn. Soc., XXViii. p. 64. Chiengmai, among rocks on Doi Sootep, 1380 m., Kerr, 598. Distr. Upper Burma. Sambucus javanica, Reinw. ex Blume—F.B.L,, iii. p. 2, S. Thun- bergiana, Blume—For. FI. Buria, i. p. 3. Chiengmai, Ban Pong, 330 m., “ flowers white, scented ; ripe fruit black; growing by a stream to a height of about 6 ft," Kerr, 1947. Distr. S.E. Asia. — This is S. javanica only in sensu lato and may be referable rather to S. chinensts, Lindl., if the two species are really distinct. RUBIACEAE, Anthocephalus indicus, A. Rich.—Haviland, Journ. Linn. Soc., Xxxiil. p. 23. A. Cadamba, Miq.—F.B.L., iii. p. 23. Sarcocephalus Cadamba, Kurz, For. Fl. Burma, ii. p. 63. Chiengmai, edge of clearing on Doi Sootep, 660 m., Kerr, 1215. Distr. India, Assam, Tonkin, Malaya. Lao name, Mai Toom (ex Kerr). Adina polycephala, Benth.—F.B.1., ii. p. 25; Haviland, Journ. Linn. Soc., xxxili. p. 46. Nauclea polycephatt, Wall.—For. FI. Burma, ii. p. 65. - Chiengmai, by stream on Doi Sootep, 660-750 m., Kerr, 1065, 1764. Distr. India, Burma, Cambodia, Cochinchina, Malaya. -Mitragyna diversifolia, Haviland, Journ. Linn. Soc.,.xxxiii. p. 71. Stephegyne diversifolia, Hook. f., F.B.1., iii. p. 26; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 64, Nauclea parvifolia, Roxb., var. diversifolia, Kurz, For. Fl. Burma, ii. p. 67. Phre, 156-240 m., Luang Vanpruk, 129; Meh Ping, Kampeng, Kerr, 2033. : te 1a Distr. Chittagong, Burma, Philippines. Mitragyna diversifolia, Haviland, var. microphylla, Cratb. . Nauclea parvifolia, var. microphylla, Kurz—For: Fl. Burma, ii. p. 67. : Chiengmai, by marshy ground in scrub jungle, 300 m., Ker Me, 1966. Distr. (of var.). Burma. - Mitragyna hirsuta, Haviland, Journ. Linn. Soc., xxxiii. p.72. Chiengmai, Doi Sootep, deciduous jungle, 300- 450 m. » Kerr, 641. Distr. Cochinchina. Unearia laevigata, Hook. 7., F.B.L, ii. p. 30; Haviland, J ourn. Linn. Soc., xxxiii. p. 90. | . Chiengmai,. Doi reg 900 m., Hosseus, 317. Distr. Khasia, Manipur, Tenasserim. Uncaria macrophylla, Wall.—F.B.1., iii. p. 32; For. Fl. Burma, ii. p. 70; Haviland, Journ. Linn. Soc., xxxiil. p. 84. Chiengmai, Doi Sootep, 720 m., Kerr, 692. » Distr. Bhutan, Khasia, Cachar, Manipur, Yunnan. 21218 G 2 100 Nauclea sp. near N. purpurascens, Korth, 1. purpurea, K. Sch., Bot. Tidsskr., xxiv. p. 331; Williams, Bull. Herb. Boiss., v. (1905) p. 951, vix Roxb. Klong Son, Schmidt, 680 (in bud only . Hymenopogon parasiticus, Wall—F.B.I., ii, p. 34; For. FI. Burma, ii. p. 73. Chiengmai, Doi Sootep, evergreen jungle, 1440 m., Kerr, 1392, Distr. Himalayas, Burma, Assam, China. Wendlandia glabrata, DC.—F.B.1., iii. p. 39; For. Fl. Burma, ii. p. 74; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p, 65 ; Hosseus, il. p. 445, Chiengmai, Doi Sootep, in deciduous jungle, 300-900 m., Kerr, 963; ? Phre, 156-240 m., Luang Vanpruk, 112 (in young bud only). Diitr. Mysore, Burma, China, Tonkin. Wendlandia glabrata, )C., var. floribunda, Crazb, a typa floribus congestis, alabastris apice pilosis, corollae tubo graciliore recedit.— Craib, Kew Bull. 1911,p. 386. Chiengmai, Doi Sootep, i in open jungle, 1440 m., Kerr, 1674. The species comprising the genus Wendlandia are very closely allied, and probably the plant here described as a variety may eventually have to be raised to specific rank. Wendlandia paniculata, DC.—F.B.L., iii. p. 39. Chiengmai, Doi Sootep, in mixed jungle, 660 m., Kerr, 1710, VW 715. Distr. Yunnan, Indo-China, Malaya. Wendlandia tinctoria, DC.—F.B.L., ii. p. 38; For. Fl. Burma, ii, p. 74; Hosseus, ii. p. 445. Doi Chieng Dao, 400 m., Hosseus, 472. Distr. N. India; Burma, Yunnan. Dentella repens, Forst.—F.B.L., iii. p. 42; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 65; Williams, Bull. Herb. Boiss., vy. (1905) p. 950. Chiengmai, 300 m., Kerr, 1476; Koh Chang, Klong Sarlakpet, Schmidt, 731. Distr. Trop. Asia, Australia, Polynesia, America Cent. Argostemma stellatum, Craib, ab a ramentacea, DC.—F.B.L., iii. p. 508; For, Fl. Burma, ii. ; Coll. et Hemsl., Journ. Linn: Soc., xxviii. p. 81; Williams, Ball. Fferb. Boiss., v. (1905) p.. 226; "Mez, Engler “Pflanzen. Myrsin., p. 27 ; Hosseus, ii. p. 421. - Chiengmai, Doi Sootep, 330-900 m., Kerr, 519, 526, Frithels, 281; Phre, Hooey. Kong Muang, 240 m., Luang Vanpruk, 2 219. Distr, §.B. Asia (excl. Philippines). Embelia pulchella, Mez, Engler Pflanzenr. , Myrsin., p. 324. Osenignnat; a woody climber in evergreen ‘jungle on Doi Sootep, 1650 m., Kerr, 1687. Distr. Manipur. "Se ee : Pe ae a a ee ea ae De ee ee eee aT an * hav 123 The writer has failed to trace in Herb. Kew any of Grifith’s 3545 which he could refer to Watt 7277 from Manipur. Con- sequently the type of Mez’s species has been taken as Watt 7277(Q). Kerr’s plant quoted above is ¢ and has the calyx lobes exactly as in Watt’s plant and not as described and figured by Mez. Embelia sootepensis, Craib, ab FE. robusta, Roxb., foliis dentatis facile distinguenda. Ramuli graciles, juventute parce pilosi, mox fere glabri, cortice cinereo-brunneo obtecti. Folza oblanceolata vel elliptico-oblanceo- lata, apice acuminata, acuta, basi cuneata, 8-15 cm. longa, 2°5—-6 cm. lata, membranacea vel tenuiter chartacea, parte basali excepta dentata, supra pilosula, subtus costa nervisque puberula, nervis later- alibus utrinque 6-8 intra marginem arcuatis supra conspicuis subtus prominulis; petioli 1-1°5 cm. longi, supra canaliculati, puberuli. Racemi simplices, axillares, solitarii, ad 3 cm. longi, pedunculo brevi suffulti; pedicelli 2 mm. longi, ut rhachi glanduloso-puberuli; bracteae filiformes, circiter 1 mm. longae. Calycis lobi lanceolati, acuti, | mm. longi, 0°5 mm. lati, dorso glanduloso-puberuli, ciliati, pauci-punctati. Corollae sezmenta lanceolata, acutiuscula, 2°75 mm. longa, 1 mm. lata, extra glabra, intra papillosa, pauci-punctata. ‘Stamina corollam aequantia, antheris dorso punctatis.— Crazb, Kew Bull. 1911, p. 406. | _ Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1355, ~ Embelia stricta, Craib, E. sessiliflorae, Kurz, valde affinis sed floribus fructibusque sessilibus, floribus majoribus in paniculas terminales rigidiores minus ramosas parcius puberulas dispositis differt. . | Suffrutex. scandens ; ramuli primo parce puberuli, mox glabri, cortice rubro-brunneo irregulariter fisso obtecti. Folia oblongo- elliptica, apice obscure acuminata, obtusa, basi obtusa vel rotundata, 3°5-9°5 cm. longa, 1:2—4°7 cm. lata, rigide chartacea, utrinque glabra, supra nitida, subtus pallidiora, haud nitida, nervis lateralibus utrinque numerosis subparallelis obliquis pagina utraque con- spicuis ; petioli 0°8-1 cm. longi, irreguiariter alati. Spicae et solitariae axillares et in paniculas terminales dispositae, rigidiusculae, strictae, ad 9 cm. longae, rhachi puberula; bracteae deciduae, lineari- lanceolatae, acutae, 3 mm. longae, patentes vel reflexae. Calyx fere ad basin 5-partitus, 1°75 mm. altus, segmentis - deltoideis late acutiusculis 1 mm. latis extra puberulis ciliatis. Petala_ viridia, oblongo-elliptica, 2°75 mm. longa, 1:5 mm. lata.. Antherae parvae, filamentis ad 4 longitudinis affixis. Ovarium glabrum, stylo brevi, stigmate discoideo. Fructus globosus, apiculatus, 5 mm, diametro.— Craib, Kew Bull. 1911, p. 407. ~ Chiengmai, Doi Sootep, 1650 m., Kerr, 1753. Embelia villosa, Wall. E. robusta, C. B. Clarke, F.B.I., iii. p. 515, pro parte. | | Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1212. Distr. Bengal, Burma. _Kerr’s plant may belong to the form reticulata (Wall. et Mez, pro sp.), but in view of the poor material available the writer does not feel justified in maintaining both species. 124 Ardisia andamanica, Kurz?—F.B.L, iii. p. 521; For. Fl. Burma, ii. p. 108; Mez, Engler Pflanzenr., Myrsin., p. 110. Koh Klone, Murton, 10; Kow Chang Nun, Murton, 22. Distr. Andamans, Malay Peninsula. Ardisia arborescens, Wall.—For. Fl. Burma, i. p. 110; Mez, Engler Pflanzenr., Myrsin., p. 133. A. humilis,-DC., var. arborescens, C. B. Clarke, F.B.L., iii. p. 530. ; Chiengmai, Doi Sootep, 720 m., Kerr, 565. Distr. Burma, Chota Nagpur. Ardisia corymbifera, Mez, Engler Pflanzenr., Myrsin., p. 149. Chiengmai, growing to a height. of about 1:2 m., flowers pink, spotted finely with purple, in evergreen jungle on Doi Sootep, 1500-1650 m., Kerr, 600, 1815. Distr. Yunnan. Ardisia humilis, Vahl, forma (>. salicifolia, ez, Engler Pflanzenr., Myrsin., p. 129; Hosseus, ii. p. 421. Chiengmai, Ban Djan (ex Hosseus). Distr. (of form). Malay Archipelago. Ardisia Kerrii, Cratb, ab affini A. yunnanensi, Mez, foliis oblanceo-_ latis vel obovato-oblanceolatis apice abrupte acuminatis, ndumento vix tam denso magis cito deciduo, floribus minoribus differt. Arbor 4°5—7°5 m. alta (ex Kerr); ramuli validi, primo ferrugineo- tomentelli, mox glabrescentes, cortice cinereo obtecti. Folia oblance- olata vel obovato-oblanceolata, apice abrupte breviter acuminata, acutiuscula, basi cuneata, 4°5-13 cm. longa, 2°2-5°2 cm. lata, chartacea, supra fusco-viridia, subtus pallidiora, utrinque glabra, subtus lepidibus minutis ferrugineis instructa, nervis lateralibus utrinque numerosis parallelis supra conspicuis subtus prominulis, costa supra sicco impressa ; petioli 8 mm. longi. Jnflorescentia submulti- flora, e corymbis pinnatim dispositis constituta, foliis brevior ; pedicelli graciles, 7-8 mm. longi. Calycis lobi deltoidei, subacuti, 0°75 mm. longi, 1 mm. lati, ciliolati, Corollae tubus_ brevis, lobi oblongi, subacuti, 2 mm. longi, fere 1°5 mm. lati, glabri. Stamina corollae subaequalia, antheris acuminatis.. Stylus porrectus, ante anthesin exsertus.— Crazb, Kew Bull. 1911, p. 407. Chiengmai, in evergreen jungle on Doi Sootep, 600-660 m., Kerr, 668, 1216. | Ardisia maculosa, Mez, Engler Pflanzenr., Myrsin., p. 143. Chiengmai, a thin bush about 1°5 m. high, flowers purple, in evergreen jungle on Doi Sootep, 900 m., Kerr 699. ~ Distr. Yunnan. Ardisia vestita, Wall_Mez, Engler Pflanzenr., Myrsin., p. 141. A, villosa, Roxb.—F.B.L., iti. p. 525; For. Fl. Burma, u. p. 113.’ Chiengmai, Doi Sootep, in evergreen jungle, 720-900 m., Kerr, 667. Distr. Hainan, Yunnan, Malaya. SAPOTACEAE. Mimusops hexandra, Rorb.— F.B.L., iii. p. 549 ; Hosseus, ii. p. 424. Sriracha, Kerr, 2091 ; Pahombuk (ex Hosseus), Distr. India, Burma, Cambodia; Cochinchina. 125 EBENACEAE., Maba buxifolia, Pers.—F.B.1., iii. p. 551; For. Fl. Burma, ii. p. 139 ; Williams, Bull. Herb. Boiss., v. (1905) p. 227. Chiengmai, Doi Sootep, in deciduous jungle, 540 m., Kerr, 594, 1134. Distr. S.E. Asia, Australia, Trop. Africa. Diospyros ehretioides, Wall.—F’.B.1., iii. p. 559; For. Fl. Burma, ii. p. 129. Chiengmai, in deciduous jungle on Doi Sootep, 300-540 m., Kerr, 577, 1147. Distr. Burma. _ Diospyros Kerrii, Craib, D. Packmanni, C. B. Clarke, habitu similis sed calycis haud ferruginei lobis fere e basi liberis facile distinguenda. . Arbor 9 m, alta (ex Kerr); ramuli primo dense adpresse ferrugineo hirsuti, plus minusve glabrescentes. Folia lanceolata vel oblongo- lanceolata, apice acuminata, subacuta, basi cuneata vel rotundata, 4—10°5 cm. longa, 2-4 cm. lata, rigide chartacea, margine integra, supra juventute costa tantum pubescentia, mox omnino glabra, subtus costa indumento ut ramulis novellis, nervis lateralibus utrinque circiter 8 intra marginem arcuatis pagina utraque juventute conspicuis mox fere obscuris; petioli circiter 5 mm. longi, indumeuto ramulorum. Cymae ¢ axillares, pauciflorae, pedunculo communi vix 1 cm. longo indumento ut ramulis suffultae. Calycis segmenta 4, subrotundata, 3 mm. longa, 2°75 mm. lata, extra adpresse albo-pubescentia, intra glabra. Corolla urceolata, extra ut calyce pubescens, intra superne albo- pilosa ; tubus 3°5 mm. longus; lobi 4, lanceolati, acutiusculi, sub anthesin recurvi, circa 4 mm. longi, 2 mm. lati. Antherae geminae, 14, acuminatae, filamento communi 1 mm. longo glabro, filamentis partialibus 1-1°75 mm. longis parce albo-hirsutis. Ovariz rudimen- tum parvum, subglobosum, apice pilis paucis albis ornatum.— Crazd, Kew Bull. 1911, p. 408. ; Chiengmai, Doi Sootep, in evergreen jungle, 660 m., Kerr, 1090. Diospyros mollis, Griffith, Journ. Agric. Hortic. Soc. Ind., i. (1844) p. 145; For. Fl. Burma, 1. p. 130. Chiengmai (ex (rriffith, |.c.). : Distr. Burma. Diospyros Packmanni, C. B. Clarke, F.B.L., ii. p. 564. Chiengmai, 300 m., Kerr, 1818; Bangkok, Murton, 12, Zimmer- mann, 172—often cultivated. Distr. Tavoy. : Lao name, M’Chunn (ex Kerr). Diospyros rhodocalyx, Kurz, For. Fl. Burma, ii. p. 133. Siam (ex Kurz, l.c.). Diospyros siamensis, Hochr. Pl. Bog. Exsice., No. 73. } Very closely allied to D. Embryopteris, Pers. Schomburgh, 115, which Williams erroneously states “‘ was not kept,” is also alhed, 126 Diospyros variegata, Kurz—F¥.B.1., iii. p. 557; For. Fl. Burma, ii. p. 137. | Chiengmai, in evergreen jungle on Doi Sootep, 660-720 m., Kerr, 1132, 1789. ; : Distr. Burma, Assam. STYRACACEAR. = Symplocos racemosa, Roxb.—F.B.L., ui. p. 576; For. Fl. Burma, ii. p. 144; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 83; Brand, Engler Pflanzenr., Symploc., p. 59 ; Hosseus, il. p. 424. Chiengmai, Doi Sootep, 540-600 m., Kerr, 928, 1767, Hosseus, 311. . Distr. Himalayas, Burma, Assam. Symplocos yunnanensis, Brand, Engler Planzenr., Symploc., p. 68. ? S. Hossei, Brand mss.—Hosseus, ii. p. 424. : Chiengmai, in evergreen jungle on Doi Sootep, 1650 m., Kerr, -1507; ? Doi Sootep, 1670 m., Hosseus, 185. Distr. Yunnan. Symplocos sp., S. racemosae et S. pirifoliae habitu similis, Chiengmai, Doi Sootep, 1020 m., Kerr, 890. Styrax benzoides, Crab, a S. Benzoin, Dryand., fructibus multo minoribus, pericarpio multo tenuiore in valvas tres regulariter dehiscente, a S. suberifolia, Hook. et Arn., floribus fructibusque minoribus, ab ambobus indumento tenuiore recedit. Arbor parva vel mediocris (ex Kerr); ramuli graciles, primo stellato-tomentelli, mox glabri, cortice rubro-brunneo vel pallide brunneo irregulariter longitudinaliter fisso obtecti. Folia ovato- lanceolata, apice acuminata, acuta, basi cuneata vel late cuneata, rarissime cuneato-rotundata, 7-15 cm. longa, 3°6—-5°7 cm. lata, rigide chartacea, supra glabra, subtus nisi nervis parce stellato-pubescen- ‘tibus dense breviter tomentella, nervis lateralibus utrinque circiter 9 obliquis intra marginem anastomosantibus supra conspicuis subtus prominentibus, petiolis 1-1*2 cm. longis indumento ut foliorum pagina inferiore suffulta. Injlorescentia e paniculis duobus racemiformibus axillaribus superpositis superiore ad 5 cm. longa inferiore dimidio breviore constituta ; rhachis breviter stellato-tomentella ; bracteae fugaces ; bracteolae deciduae, vix 2 mm. longae ; pedicelli circiter 4 mm. longi, indumento ut calyce corollaque extra et foliorum pagina inferiore. Calyaz truncatus, 3°5 mm. altus, intra superne tenuiter sericeus. Corollae albae (ex Ker'r) tubus 2 mm. longus, lobi late lineares, 9 mm. longi, 1°75 mm. lati, intra superne sub- sericei, inferne parcissime adpresse albo-pubescentes. /%lamenta 2°5 mm. longa, breviter albo-pilosa; antherae 3°5 mm, longae. Ovarium circiter 2 mm. altum, adpresse albo-pubescens ; stylus 1:2 cm. longus, glaber. Fructus ad 1 cm. altus, pericarpio extra cinereo-tomentello corrugato 0°5 mm. crasso in valvas tres regulariter dehiscente.—S. Benzoin, Craib, Kew Bull. 1911, p. 409, non Dryand. Chiengmai, Doi Sootep, 600-1350 m., Kerr, 669, 669b, Lao name Kim Yan (ex Kerr). 127 OLEACEAE. Jasminum adenophyllum, Wall. ?—F.B.1,, iii. p. 597. Chiengmai, in scrub jungle on bank of Meh Ping, 300 m., Kerr, 1891. This species is very poorly represented both at Kew and in the Wallichian collection and Kerr’s plant if not identical with it is certainly very closely allied. Jasminum anastomosans, Wall.—F.B.L., iii. p. 596; For. Fl. Burma, ii. p. 152; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 84. Sriracha, in evergreen jungle, 90 m., Kerr, 2106. Distr. Burma, Assam, S..China (Goshineliina ?). Jasminum arborescens, Hoxb., var. latifolia, C. B. Clarke, F.B.L., iii, p. 594? Chiengmai, in scrub jungle, 330 m., Kerr, 1659. Distr. Himalayas. Jasminum decussatum, Wall—F.B.L, iii. p. 596; For. FI. Burma, ii, p. 151. Bangkok, Zimmermann, 94. Distr. Burma. Jasminum sootepense, Crazb, J. auriculato, Vahl et J. brevilobo, DC., similis, ab illo inflorescentia pauperrima, ab hoc cymis haud capitatis distincta. Suffrutex sarmentosus, ‘sence 6 dm. altus (ex Kerr); ramuli graciles, primo densius molliter puberuli ; rami fere glabri, cortice rubro-brunneo striato obtecti. olia simplicia, ovato-rotundata, ovata vel rarissime ovato-lanceolata, apice plerumque. breviter acuminata, mucronulata, basi rotundata vel obtusa, 2-4 cm. longa 16-3 cm. lata, chartacea, utrinque, subtus densius, molliter bidhorals. nervis lateralibus utrinque circiter 4 intra marginem arcuatis supra subconspicuis subtus prominulis, nervis transversis haud conspicuis ; petioli 2-4 mm. longi, indumento ut ramulis. Flores axillares, solitarii vel in cymas simplices 3-floras dispositi, albi, nocte expansi (ex Kerr); bracteae minutae; pedicelli 5-7 mm. longi, parce puberuli. Calycis tubus circiter 2°5 mm. longus, extra glaber, dentes late triangulares, parvi, ciliolati. Corallae tubus gracilis, 1°8 cm. longus, lobi lineares, apice acuti vel breviter acuminati, circiter 1 cm. longi, 2 mm. lati. Antherae 5 mm. longae, apice acuminatae, filamentis brevibus. Ovariuwm vix 1 mm. altum, glabrum.— Crab, Kew Bull, 1911, p. 410. Chiengmai, in deciduous juhacle on Doi Sootep, 360 m., Kerr, 1235 and in deciduous jungle, 330 m., Kerr, 1882. Nyctanthes Arbor-tristis, Linn.—F.B.I., ii. p. 603; For. FI. Burma, ii. p. 155. - Bangkok, Zimmermann, 87. Cultivated in tropics. Schrehera swietenioides, Roxb.—!.B.1., iii. p. 604; For. Fi. Burma, i. p. 156; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 84. Chiengmai, in decihwooh jungle on Doi ar 480 m. p Mera 1811, - Distr, India, Burma, 128 Linociera caudata, Coll. et Hemsi., Journ. Linn. Soc., xxviii. p. 84. Meh Ping, Chieng Dao, 390 m., in evergreen jungle, Kerr, 1058 ; Me Sangon Phre, 240 m., Luang Vanpruk, 238. Distr. Upper Burma. Differs from the type specimens in having the leaves obtusely caudate acuminate. | Linociera macrophylla, Wall., var. attenuata, C, B. Clarke, F.B.L, iii, p. 611. Chionanthus macrophyllus, Kurz, For. Fl. Burma, i. p. 159. Chiengmai, Doi Sootep, 480 m., Kerr, 1142; Phre, 156-240 m., Luang Vanpruk, 111. ; . Distr, Burma, Malaya, Australia. Linociera terniflora, Wall—F.B.1., ii. p. 610. Olea terniflora Kurz, For. Fl. Burma, ii. p. 157. Phre, 156-210 m., Luang Vanpruk, 168. Distr. Burma. Olea dentata, Wall—F.B.1., ii. p. 613; For. Fl. Burma, ii. p. 157. Chiengmai, Doi Sootep, on edge of a clearing, 720 m., Kerr, 690. Distr. Burma, Malay Peninsula. Olea oblanceolata, Cratb, affinis O. roseae, Craib, sed foliis oblanceolatis serratis vel denticulato-serratis differt. Arbuscula ad 6 m, alta (ex Kerr); ramuli primo parce pubescentes, mox glabri, ccrtice cinereo-brunneo obtecti, ad 4 mm. diametro. Folia plerumque oblanceolata, apice acuminata, acutiuscula, basi -cuneata, 8-14°5 em. longa, 2-4°5 cm. lata, chartacea, supra primo parce pubescentia, mox glabra, subtus plus minusve persistenter molliter pubescentia, margine nisi ima basi acumineque serrata vel denticulato-serrata, nervis lateralibus utrinque 8-9 intra marginem arcuatis supra subobscuris mox cum costa leviter impressis subtus cum costa prominentibus, nervis transversis subobscuris ; petioli 3-8 mm. longi, primo pubescentes, mox glabri, supra canaliculati. Paniculae axillares, ad 9 cm. longae et 5 em. latae, rhachi ramulisque parce pubescentibus ; pedicelli ad 2 mm. longi. Calyx vix 1 mm. altus, ad medium lobatus, lobis subaequalibus ovato - lanceolatis subacutis. Corolla 3 mm. longa, basi 0°75 mm., superne 2 mm. diametro, lobis brevibus incrassatis cucullatis. Antherae 1°5 mm. longae, Ovarii rudimentum deficiens. Flores Q haud visi.— Craib, Kew Bull, 1911, p. 410. Chiengmai, Doi Sootep, in evergreen jungle, 660 m., Kerr, 1717. Olea rosea, Craib, ab affini O. dioica, Roxb., ramulis, foliis et inflorescentia haud glabris facile distinguenda. Arbuscula dioica, ad 4 m, alta; ramuli-primo dense molliter puberuli, straminei. /olia lanceolata vel oblongo-lanceolata, apice acuminata vel caudato-acuminata, basi cuneata, 4-13°5 cm. longa, 1°6-4°2 cm. lata, rigide chartacea, margine integro, supra plus minusve glabrescentia, subtus, costa nervisque densius, molliter puberula, nervis lateralibus utrinque 6-8 intra marginem arcuatis supra impressis subtus prominentibus, nervis transversis ~vix conspicuis ; petioli usque ad 7 mm. longi, ut ramuli puberuli. Flores sicco rosei, in paniculas terminales geminas yel_ axillares | > Ope 129 solitarias dispositi. Fl. Q. Calyx parvus, fere ad medium lobatus, extra parce puberulus. Corollae tubus circiter 3°5 mm. longus, dentes breves, cucullati. Stamina (an omnino sterilia ?) duo, corollae tubo adnata. Ovarium oblongum, glabrum, stylo brevi. Fi. d. Calyx et corolla maris sed minores. Ovarii rudimentum deficiens. —Craib, Kew Bull. 1911, p. 411 ; Hosseus, ii. p. 425. Chiengmai, Doi Sootep, 900-1000 m., Hosseus, 515a (Q) (Herb. Kew et Hossei!), Kerr, 1100 (¢), 1843 (Q). Distr. Yunnan, Szemao, 1500 m., Henry, 11661le (¢). Henry 11661b and 1166la (in part) from the same locality probably also belong. APOCYNACEAE. Allamanda cathartica, Linn.—For. F]. Burma, i. p. 164. Bangkok, Zimmermann, 49. Distr. Native of Trop. America—cultivated in Tropics. Melodinus Henryi, Crazb, ab affini M. khasiana, Hook. f., foliis multo majoribus facile distinguenda. Frutex scandens; ramuli novelli olivacei, minute parcissime pilosuli ; rami cortice brunneo striato obtecti. Folia opposita vel rarissime subopposita, elliptica, oblonga vel oblanceolata, apice acuminata, subacuta, basi cuneata, 6-16 cm. longa, 2°5-6 cm. lata, chartacea, utringue glabra, margine integra, nervis lateralibus utrinque numerosis intra marginem arcuatis pagina utraque con- spicuis ; petioli ad 8 mm. longi. Cymae in paniculas terminales trichotomas dispositae ; bracteae bracteolaeque parvae; pedicelli breves. Sepala rotundata vel late clliptica, 2 mm. longa, ciliata. Corollae flavidae tubus 6 mm. longus, basi excepta intra, superne densius, villosus, apice squamis majusculis bifidis instructus, lobi 3°5 mm. longi. Stamina paullo infra medium inserta, filamentis brevibus. Stylus 3 mm. longus, cum ovario glaber.—Craib, Kew Bull. 1911, p. 411. Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1159. Distr. Yunnan, Szemao, 1200-1500 m., Henry, 11,944, 11,944a, 12,725. Burma, Amherst, 600 m., Lace, 4760. Lace’s plant differs from the others in its larger leaves which measure up to 22 cm. long and 8 cm. broad. Rauwolfia densiflora, Benth.—F.B.L., iii. p. 633; Hosseus, ii. p. 426. Pahombuk, Muang Fang, 1000 m. et Doi Intanon, 1700 m. (ex Hosseus). Distr. India, Khasia. . Rauwolfia peguana, Hook. f., F.B.L., iii. p. 632 ? ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 85 ; Hosseus, ul. p. 426. T'abernae- montana ophiorrhizoides, Kurz, For. Fl. Burma, ii. p. 175 (ex Brandis). Chiengmai, Doi Sootep, in evergreen jungle, 660 m., Kerr, 1136. Distr. Burma. Carissa Carandas, ZLinn.—F.B.I., iti. p. 630; For. Fl. Burma, i. p. 169. Meh Ping, Doi Noi, 300 m., Kerr, 2009. Distr. India, Burma, Malaya. ; 21218 I 130 Alyxia siamensis, Craib, ab A. gracili, Wall., inflorescentia vix glabra recedit. , Frutex vagans, intlorescentia excepta glaber, cortice lenticellato subnitido ramulorum atro ramorum stramineo. Folia opposita, elliptica, elliptico-oblanceolata vel oblonga, apice obtuse acuminata, basi cuneata, 5-15 cm. longa, 2-5 cm. lata, rigide chartacea, margine integro leviter recurvo, nervis lateralibus utrinque numerosis parallelis cum nervo intramarginali supra subprominulis subtus conspicuis; petioli 0°5-1 cm. longi, supra canaliculati. Cymae in paniculas terminales 5-6 cm. longas dispositae ; pedicelli 1-3 mm. longi, albo-tomentelli, basin versus 2-bracteolati. Calycis seomenta ovato-lanceolata, acutiuscula, circiter 1 mm. longa, extra albo-tomentella. Corollae tubus 6 mm. longus, paullo ultra 1 mm. diametro, lobi oblique elliptici, acutiusculi, 2 mm. longi, 1°5 mm, lati, basi squamulis minutis instructi. Antherae parvae, filamentis brevibus suffultae.— Crab, Kew Bull. 1911, p. 412. Chiengmai, Doi Sootep, in evergreen jungle, 840-1260 m., Kerr, 783, 1742. Cerbera Odollam, Gaertn.—F.B.L, iii. p. 638; For. Fl. Burma, ii, p. 171. Bangkok, Zimmermann, 129; Chiengmai, Doi Sootep, 1050 m., FHosseus. Disir. S.E. Asia, Australia. Ervatamia coronaria, Stapf. Tabernacmontana coronaria, Willd. —F.B.L., iii. p. 645; Hosseus ii. p. 426. 7. divaricata, Blume— For. Fl. Burma, i. p. 174. Chiengmai, Doi Sootep, 300 m., Kerr, 612; Bangkok, Schomburgk, 185, Zammermann, 16. Distr. India, Assam, China, Malaya, Trop. Africa. Holarrhena antidysenterica, WVall.—F.B.L, iii. p. 644; For. Fl. Burma, ii. p. 182; Coll. et Hemsl., Journ. Linn. Sous XXvVill, p. 85. Chiengmai, Doi Sootep, 300-360 m., Kerr, 1129, 1399. Distr. S. E. Asia—oceasionally cultivated in the tropics. Kerr’s specimens belong to the form pubescens (Wall., pro. sp.). Vallaris Heynei, Spr.—F .B.L, iii. p. 650 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 85; Hosseus, ii. p.427. V.dichotoma, Wall.— For. Fl. Burma, i. p. 181. Chieng Dao, in scrub jungle, 450 m., Kerr, 1051; Chiengmai, 330 m., Kerr, 1703. Distr. India, Burma, Assam. ‘ Wrightia religiosa, Benth—F.B.I., iii. p. 653, in nota; For. Fl. Burma, ii. p. 194. Bangkok, Schomburgk, 132, 171, Murton, 6, Zimmermann, 24, 115. Siam Binnendych, Christie. According to Schomburgk this plant is often cultivated in gardens inand around Bangkok on account of its odoriferous flowers. It is also cultivated at Singapore (Maingay ! . Schomburgk !). Wrightia tomentosa, A. et S—F.B.1., iti. p. 653 ; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 85; Hosseus, ii. p. 427. W. mol- lisstma, Wall.—For. Fl. Burma, ii. p. 192. | Banks of Meh Ping, Wang Djao, 100 m. (ex Hosseus). Distr. India, Burma, Assam, . 131 Aganosma marginata, Don—F.B.L., iii. p. 663; For. F). Burma, u. p. 186; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 86. Chiengmai, in mixed jungle at foot of Doi Sootep, 300 m., Kerr, 585; Siam, Murton, 136. Distr. SE. Asia. Ichnocarpus frutescens, R. Br.—F.B.1., iii. p. 669; For. FI. Burma, ii. p. 185; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 86. Chiengmai, in scrub jungle, 300 m., Kerr, 1459. Distr. S.E. Asia, Australia. I have not seen Schomburgh, 272 enumerated by Williams, Bull. Herb. Boiss., v. (1905) p. 949 as Quirivelia bantamensis, Williams, and in the MSS. lists in Herb. Kew as Ichnocarpus frutescens. Trachelospermum siamense, Craib, a T'. jasminoide, Lem., foliis majoribus, alabastris apice longius attenuatis, corollae tubo longiore, ‘a T. fragrante, Hook. f., alabastris apice longius attenuatis, corollae lobis majoribus, antherarum apicibus exsertis, a 7. gracili- pide, Hook. f., calycis segmentis multo majoribus recedit. Suffrutex scandens ; ramuli teretes, primo parcissime puberuli mox glabri, vel densissime puberuli pilis longius persistentibus, -cortice rubro-brunneo obtecti. Folia oblongo-lanceolata vel oblongo- oblanceolata, apice obtusa, brevissime mucronata, basi cuneata, 4°5— 13°5 em. longa, 1°5-4°3 cm. lata, subcoriacea, utrinque glabra, supra nitida, viridia, subtus pallidiora, margine integra, nervis lateralibus utrinque circiter 10 intra marginem arcuatis, costa supra impressa, nervis lateralibus supra subconspicuis subtus cum nervis transversis - prominulis ; petioli vix 1 cm. attingentes, supra canaliculati, plus minusve adpresse pubescentes, subtus convexi, fere glabri. Cymae laxe paniculatae, pedunculo communi 3-6°5 cm. longo; pedicelli 0°6-1 cm. longi, glabri, basi bractea parva lanceolata ciliolata instructi. Sepala ovato-lanceolata, obtusiuscula, basi gibbosa, °3°5 mm. longa, 2 mm. lata, ciliolata; intra basi squamulis instructa. Corollae albae tubus 1°4 cm. longus, 1°5 mm. diametro, apice post antheram quemque lineis duobus pilosis instructus, lobi 1 cm. longi, 8 mm. lati. Antherae paullo exsertae, sessiles, basi cornutae, apice in appendiculam membranaceam parum inflexam productae. Discus 5-lobatus [vel interdum e glandis secretis constitutus ?], ovario vix aequialtus.— Craib, Kew Bull..1911, p. 414. Chiengmai, Doi Sootep, 600 m., Kerr, 1133. Amalocalyx microlobus, Pierre ? Chiengmai, in mixed jungle at foot of Doi Sootep, 300 m., Kerr, 716, 716a. Distr. Laos. Kerr’s specimens differ from typical A. microlobus in the peduncle being rather thicker, the flowers evidently slightly larger, calyx lobes and corolla tube broader, and the fruit longer and narrower. Unfortunately the material on which Pierre founded his species is rather poor and in the absence of ‘better material I hesitate to separate the Chiengmai plant from it. Beaumontia sp. n. ? ; Kow Hoo Wen, Murton, 113. Probably represents a new species but the material is insufficient for diagnosis. 21218 I 2 ‘ 132 ASCLEPIADACEAE. Zygostelma Benthami, Baill. Hemidesmus indicus, Williams, Bull. Herb. Boiss., v. (1905) p. 950, non R. Br. Anhin, Schomburgh, 284. Streptocaulon Griffithii, Hook. f., F.B.1., iv. p. 10. _S. tomentosum, Williams, Bull. Herb. Boiss., v. (1905) p. 949, non Wight. | Chiengmai, in mixed and evergreen jungles on Doi Sootep, 330 m., Kerr, 1244; Anhin, Schomburgh, 252. Distr, Tenasserim, Mergui, Tonkin, S. China. Myriopteron extensum, K. Sch.—Hosseus, ii. p. 427. M. panicu- latum, Griff—F.B.1., iv. p. 11. Streptocaulon extensum, Wight— For. F]. Burma, ii. p. 198. Chiengmai, in mixed jungle, foot of Doi Sootep, 300 m., Kerr, 770 ; Kampeng, 80 m., Hosseus, 24. Distr. Bengal, Assam, Burma, Yunnan. Secamone micrantha, Dene. Sriracha, near sea-shore, Kerr, 2044. Distr. Malaya (S. China ?). | Toxocarpus Hosseusii, Schlechter, Engler Bot. Jahrb., xl. Beibl. 92, p. 1; Hosseus, il. p. 427. Paknampo, Hosseus, 13; ? Chiengmai, in scrub jungle, 300 m., Kerr, 1668. The specimens collected by Kerr are in fruit only and are referred doubtfully to this species. Oxystelma esculentum, Br.—F.B.L., iv. p. 17. Chiengmai, 300 m., Kerr, 1443. Distr. §.E. Asia. Lao name, Kio Kou Mai (ex Kerr), Calotropis gigantea, Br.—F.B.1., iv. p. 17; For. Fl. Burma, ui. p. 200. Bangkok, Zimmermann, 152; Chiengmai, 300 m., by moat, Kerr, 1957. Distr. India, Burma, China, Malaya. Lao name, Pin Tuan (ex Kerr). Asclepias curassavica, Linn.—F.B.1., iv. p. 18; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 87 ; Hosseus, ii. p. 427. Chiengmai, Doi Sootep, 1020 m., Kerr, 874. Native of Trop. America. Raphistemma pulchellum, Wall.—F.B.L, iv. p. 19. Chiengmai, in scrub jungle, 300 m., Kerr, 1469. Distr. Sikkim, Yunnan, Burma, Assam. Gymnema Griffithii, Cratb, a G. molli, Wall., caulibus pilis longius- culis patulis instructis, corona diversa recedit. Caules repentes vel volubiles, albo-tomentelli praetereaque pilis longiusculis patentibus densius instructi. Folia ovato-elliptica, ovato-lanceolata vel rarissime elliptica, apice acuminata, basi rotundata vel obtusa, 3-5 em. longa, 1*2-3°6 cm. lata, rigide chartacea, supra parce adpresse albo-pilosula, subtus molliter pubescentia, margine integra, ciliata, nervis lateralibus utrinqgue 4-5 intra marginem arcuatis supra conspicuis subtus cum nervis transversis ‘ 133 prominulis ; petioli usque ad 2 cm. longi, indumento ut caulibus. Cymae densae, subsessiles vel pedunculis usque ad 5 mm. longis suffultae. Sepala 5, subrotundata, 3 mm. diametro, ciliata, extra puberula. Corol/ae lilacineae tubus 3 mm. longus, lobi oblongi, apice rotundati, irregulariter leviter emarginati, 2 mm. longi; corona e squamis 5 apice emarginatis 0°5 mm. altis carnosis lobis alternis et anulo denso pilorum junctis.—Craib, Kew Bull. 1911, p. 416. Chiengmai, in open deciduous jungle on Doi Sootep, 450 m., Kerr, 635. Distr. Upper Burma, Tsegain Hills, Grifith, 3806 (Kew Distr.) ; — Shan States, Keng Tung, MacGregor, 556 (v.s. in herb. alc.). ' Tylophora asthmatica, Wight et Arn.—F.B.I1., iv. p. 44; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 87. Bangkok, Schomburghk, 173. Distr. India, Burma, Assam, Malay Archipelago. Tylophora fasciculata, Ham.—F.B.L., iv. p. 40. Chiengmai, in deciduous jungle on Doi Sootep, 390 m., Kerr, 644. Distr. S. Nepal, Khasia, Upper Burma, Concan. Tylophora Kerrii, Craib, a 7. macrostachide, Hook. f., cymis pedunculatis haud congestis, a 7’. longifolia, Wight, foliis angusti- oribus, floribus majoribus recedit. _ Caules volubiles, monocarpici, ad 1°6 m. longi, bifacialiter, infra nodos ipsos praecipue, breviter puberuli, striati. Folia lineari- lanceolata, apice acuta, basi obtusa, 4°5-13 cm. longa, U°3-1 cm. lata, chartacea, fere glabra, costa supra impressa subtus prominente, nervis lateralibus utrinque circiter 8 intra marginem arcuatis supra obscuris subtus prominulis nisi iis foliorum apices versus evanidis, nervis transversis obscuris. Cymae axillares, pedunculo communi ad 1°5 em. longo suffultae, glabrae ; pedicelli usque ad 1 cm. longi, bracteis minutis. Sepala lanceolata, acuta, vix 2 mm. longa, ciliata. Corollae lobi oblongi, obtusi, circiter 6 mm. longi, 2°5 mm. lati, glabri. Corona e tuberculis 5 apice columnae staminali brevi adnatis basi gibbosis inter se liberis constituta.—Crazb, Kew Bull. 1911, p. 417. Chiengmai, in open jungle on Doi Sootep, 1350 m., Kerr, 704. Tylophora purpurea, Wall.—F.B.1., iv. p. 41. Chiengmai, in scrub jungle on Doi Sootep, 330 m., Kerr, 1446. Distr. Burma, bank of Irrawaddy. Tylophora sootepensis, Craib, ab affini 7. Augustiniana, Craib, inflorescentia plerumque vix tam furcata, floribus majoribus, sepalis valde acutis recedit. Herba volubilis, ramis striatis apices versus internodiorum bifa- cialiter parce piloso-pubescentibus. Folia ovato-lanceolata vel lanceolata, apice vix acuminata, basi cordata nisi juniora interdum rotundata vel obtuse cuneata, usque ad 17°5 cm. longa et 8 cm. lata, membranacea, costa supra parce pilosula excepta glabra, nervis lateralibus utrinque circiter 7 intra marginem arcuatis supra con- spicuis subtus prominulis; petioli usque ad 2°5 em. longi, supra valde canaliculati, apice supra glandulis instructi. Inflorescentia e cymis plerumque sessilibus sed interdum pedunculatis unilateraliter 134 dispositis, usque ad 30 em. longa; pedicelli graciles, usque ad 1:2 em. longi. Sepala ovato-lanceolata, acuta, 1°25 mm, longa, 0°75 mm. lata, glabra. Corollae albae tubus brevis, lobi ovato- elliptici, obtusi, oblique leviter emarginati, 4°5 mm. longi, 3 mm. lati, glabri. Coronae lobi columnae staminali adnati, basi gibbosi.— Craib, Kew Bull. 1911, p. 417. Chiengmai, Doi Sdotep, in evergreen jungle, 900 m., Kerr, 1310. Owing to the flowers having been pressed quite flat it has heen found impossible to give minute details of their structure, e.g., in the case of the shape of the corona lobes. | There is no doubt but what this plant is closely allied to Neohenrya Augustiniana, Hemsl., but in the writer’s opinion this plant is a Lylophora and should be named Tylophora Augustiniana, Craib. Telosma minor, Cracb, Kew Bull. 1911, p. 418, comb. nov. Per- gularia minor, Andr.—F.B.L., iv. p. 38. P. odoratissima, Kurz, For. Fl. Burma, ii. p. 203, non Sm. - Bangkok, Zimmermann, 151. Distr. India, Indo-China, China. Telosma pallida, Craib, Kew Bull. 1911, p. 418, comb. nov. Pergularia pallida, Wight et Arn.—F.B.I., iv. p. 38; For. Fl. Burma, ii. p. 203; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 88 ; Hosseus, ii. p. 427. Chiengmai, in scrub jungle, 300 m., Kerr, 1224. Distr. India, Indo-China. Heterostemma siamicum, Crazb, ab H. alato, Wight, caulibus haud bifacialiter pubescentibus, foliis maturis basi alte cordatis, nervis subtus haud alatis, coronae lobis pro corollae magnitudine majoribus distinguenda. Caules primo pilis ferrugineis patulis instructi, mox fere glabri. Folia oblonga, ovato-oblonga vel ovato-rotundata, basi juniora cuneata, matura alte cordata, apice cuspidata, acuta, 4-10 cm. longa, 1°7-7°5 cm. lata, chartacea, utrinque pilosula, margine integra, e basi 5-nervia, nervis secondariis (e costa ortis) utrinque 2-3 intra marginem arcuatis omnibus supra conspicuis subtus prominulis nervis transversis supra subconspicuis subtus vix pro- minulis ; petioli 2-8 cm. longi, supra valde canaliculati, apice glandulis paucis fasciculatis instructi. Umbellae axillares, pluri- florae, pedunculis 1°5-2 cm. longis suffultae; pedicelli 1-5-2 cm. longi. Sepala late lanceolata, obtusa, circiter 1 mm. longa, extra parce adpresse pilosula, ciliata. Corollae luteae lobi ovato- lanceolati vel oblongo-lanceolati, apice breviter bifidi, 3°5 mm, longi, 2°5 mm. lati, extra pilosuli, intra pulverulento-tomentelli. Coronae lobi petaloidei, corollae adpressi, lanceolati, acuti, basi incrassati et appendiculati, 2 mm. longi—Crazb, Kew Bull. 1911, p. 418. Chiengmai, scandent on village hedgerow, 300 m., Kerr, 1324. Hoya parasitica, Wall—F.B.I., iv. p. 57. Chiengmai, Doi Sootep, 330-660 m., Kerr, 1690. Distr. India, Burma, Assam, Malay Peninsula. 135 Hoya Engleriana, Hosseus, Notizbl. Bot. Gart. Berl., No. 40, p. 315; Hosseus, ii. p. 427. Described from a specimen in cultivation at Dahlem collected on Doi Sootep, 1580 m. by Hosseus. Hoya Kerrii, Craib, ab H. obovata, Dene., cui affinis, foliis apice bilobis floribus fere duplo minoribus recedit. Caulis scandens, glaber. Folia opposita, obovata vel orbiculata, apice biloba lobis rotundatis, basi late cuneata vel subrotundata, 4-12 cm. longa, 5-9°5 cm. lata, crasso-carnosa, utrinque glabra, marginibus revoluta; petioli 5-15 mm. longi, 5 mm. crassi. Umbellae 4-5 cm, diametro ; pedunculus communis 2-3 cm. longus, 3 mm. crassus, glaber; pedicelli graciles, 1°3-1°8 cm. longi, puberuli. Sepala ovato-oblonga, obtusissima, 2°5 mm. longa, puberula et ciliata. Corolla cum lobis revolutis 9 mm. diametro, ‘extra glabra, intra papillato-puberula, albida, disco rubro-tincta ; lobi deltoideo-ovati, acuti, 4-5 mm. longi, 4 mm. lati, revoluto- reflexi. Coronae lobi crasso-carnosi, 2°5 mm. longi, acuti, dorso canaliculati, supra concavo-excavati cum tuberculo parvo in cavitate, rubrescentes.— Craib, Kew Bull. 1911, p. 418. Chiengmai, in eng jungle on Doi Sootep, 390 m., Kerr, 1810. A living plant sent by Dr. Kerr to the Trinity College Botanic Gardens, Dublin, which flowered there in August of the present year, differs from the wild specimens only in having a minute and scanty pubescence on the stem, peduncle and both sides of the leaf which may be due to change of climatic conditions. Hoya siamica, Craib, ab A. longifolia, Wall., foliis latioribus haud in petiolos attenuatis, corona majore suberecta recedit. Folia lanceolata, oblongo-lanceolata vel ovato-lanceolata, apice acutiuscula, basi obtusa, 3°7-9°5 em. longa, 1°5-2°2 cm. lata, utrinque glabra, margine leviter recurvo, sicco coriacea, nervis omnino obscuris ; petioli 0°5-1°5 cm. longi, glabri. Umbellae 10-14- florae, pedunculo 1-5 cm. longo glabro suffultae ; pedicelli 2 cm. longi, glabri. Sepala parva, ovato-lanceolata, acuta, primo densius puberula. Corolla usque ad 1°5 cm. diametro, extra glabra, intra loborum apicibus acutis exceptis et praesertim marginem versus puberula. Coronae lobi suberecti, supra concavi sed medio umbone instructi, 3-3'5 mm. longi.— Craib, Kew Bull. 1911, p. 419. Chiengmai, in evergreen jungle on Doi Sootep, 1500-1650 m., Kerr, 724. - ‘Dischidia hirsuta, Dene. Sriracha, Nawng Kaw, in evergreen jungle, 30 m., Kerr, 2062. Distr. Lower Burma, Malaya, Philippines. Dischidia nummularia, Br.—l’.B.L., iv. p. 49. Chiengmai, in deciduous jungle on Doi Sootep, 300-750 m., Kerr, 553. ! Distr. Burma, Chittagong, Malaya, Australia. Dischidia Rafflesiana, Wall.—F.B.I1., iv. p. 50. Chiengmai, in deciduous jungle on Doi Sootep, 300-600 m,, Kerr, 624. Distr. Burma, Assam, Malaya, Australia. 136 Dischidia singularis, Cratb, a speciebus asiaticis foliorum forma facile distinguenda. Planta epiphytica, corolla excepta glabra ; caules graciles, sicco viridescentes vel brunnescentes, irregulariter striati. Folia linearia sed paullo supra medium expansa, vel lanceolata, apice plerumque acuta, basi in petiolum plus minusve distinctum attenuata, 2°5—6°5 cm. longa, 0°3-2 cm. lata, margine revoluto, nervis obscuris. ~- Umbellae pluriflorae, plerumque ad apices ramulorum brevium crassorum gestae ; pedicelli usque ad 1 mm. longi. Sepala parva, ovato- lanceolata, obtusa. Corolla urceolata, lobis exceptis glabra; tubus 2 mm. longus, lobi lanceolati, acuti, 1:5 mm. longi, suberecti, crassi, extra glabri, intra lobo utroque pilorum alborum linea densa tubi os claudente et e basi paullo supra medium extensa instructo. Coronae lobi erecti, membranacei, subrotundati, distincte stipitati.— Crazb, Kew Bull. 1911, p. 419. Chiengmai, on trees in open jungle on Doi Sootep, 900-1200 m., Kerr, 1294, 1294a. Brachystelma Kerrii, Craib, ab affini B. eduli, Coll. et Hemsl., caule elongato, internodiis elongatis facile distinguenda. Herba perennis ; rhizoma tuberosum, sicco 2 cm. diametro; caulis monocarpicus, simplex, erectus, gracilis, fere 5 dm. altus. Folia sparsa, angusta, acuta, 6—6°5 cm. longa, sessilia, glabra, costa sicco supra leviter impressa subtus prominula, nervis lateralibus omnino obscuris. Inflorescentia terminalis, pauciflora; pedicelli 7 mm. longi, puberuli. Calycis lobi lanceolati, acuti, 1°5 mm. longi, glabri. Corolla atro-purpurea (ex Kerr); lobi late lanceolati, acutiusculi, marginibus recurvis, 5 mm. longi, 1°5 mm. lati, supra parce pilosi. —Craib, Kew Bull. 1911, p. 420. Chiengmai, in deciduous jungle on Doi Sootep, 360 m., Kerr, 1273. Up to the present there has been received at Kew only one specimen with one expanded flower, which unfortunately had been pressed too flat to allow a complete description being given. Ceropegia sootepensis, Crab, ab affini C. angustifolia, Wight, noe longioribus angustioribus vix petiolatis, umbellis subsessilibus recedit. Herba scandens ; caules graciles, straminei, parcissime puberuli. Folia subsessilia, linearia vel anguste lineari-lanceolata, apice acuta, basi attenuata, 5-18 cm. longa, 1-9 mm. lata, chartacea, supra puberula vel fere scaberula, subtus fere glabra, margine integro revoluto. Umbellae axillares, pauciflorae, subsessiles ; bracteae parvae; pedicelli usque ad 9 mm. longi, fere glabri. Sepala lanceolata, acuta, circiter 5 mm. longa. Corolla ad 5 cm. longa, basi ellipsoidea vel anguste ellipsoidea, medio constricta, lobis 2 em. longis. Coronae exterioris lobi angusti, usque ad 1°5 mm, longi, interioris lobi eos exterioris duplo superantes.—Craib, Kew Bull, 1911, p. 420. Chiengmai, in open deciduous jungle on Doi Sootep, 450 m., Kerr, 695. LOGANIACEAE. Mitreola oldenlandioides, Wall—F.B.I., iv. p. 79. Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 1462. Distr. India, Burma, Malaya, Australia. —— . 137 Buddleia asiatica, Lour.—F.B.I., iv. p. 82; For. Fi. Burma, ii. p. 250; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 90 ; Hosseus, li, p. 425. Chiengmai, Doi Sootep, 300-800 m., Kerr, 546, Hosseus, 277, 453; Ban Salu, 300 m., Hosseus, 382. Distr. India, 8. China, Indo-China, Malaya. Buddleia macrostachya, Benth. ?—F.B.L., iv. p. 81 ; Hosseus, ii. p. 425. Doi Chieng Dao, 2180 m., Hosseus, 400. Distr. Himalayas, Manipur, Khasia. Strychnos nux-vomica, Linn.—F.B.I., iv. p. 90; For. Fl. Burma, ii. p. 166 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 90. Ghiengmai, in deciduous jungle on lower slopes of Doi Sootep, -300-600 m., Kerr, 603 ; Phre, 180 m., Luang Vanpruk, 197. Distr. India, Burma. | Lao name, Tung Ton (ex Luang Vanpruk). Strychnos Vanprukii, Craib, a S. paniculata, Champ., foliis multo majoribus, inflorescentia axillari brevi densa recedit. Ramuli obscure tetragoni, circiter 2°5 mm. diametro, glabri, virides. Folia ovato-oblonga vel oblongo-elliptica, apice acuminata, basi late cuneata vel subrotundata, 13-17 cm. longa, 6-7 cm. lata, subcoriacea, laete viridia, utrinque glabra, tripli-nervata nervis ad apicem euntibus supra conspicuis subtus prominentibus et praeterea, nervis duobus dilutis intramarginalibus e basi fere ad apicem _instructa, nervis e costa ortis numerosis subparallelis pagina utraque conspicuis ; petioli vix 1 cm. longi, supra canaliculati, glabri. Cymae axillares, densae, breves, sessiles vel breviter pedunculatae ; pedicelli fere 2 mm. longi, bracteolis duobus calycis segmentis similibus instructi. Calycis circiter 1 mm. alti segmenta ovato-rotundata, brevissime obtuse acuminata, ciliolata. Corollae tubus 1°5 mm. longus, lobi oblongo-lanceolati, acutiusculi, circiter 2°5 mm. longi, 1°5 mm. lati, per anthesin recurvi, extra glabri, intra inferne pilosi. Stamina exserta, filamentis 1°25 mm. longis glabris, antheris 0°75 mm. longis glabris. Ovarium 1 mm. altum, cum stylo vix 2 mm. longo glabrum.— Craib, Kew Bull. 1911, p. 421. Me Yuak Phre. 240 m., Luang Vanpruk, 234. GENTIANACEAE, Exacum pteranthum, Wall.—F.B.L., iv. p. 99. Chiengmai, in mixed jungle on Doi Sootep, 390 m., Kerr, 1482. Distr. Moulmein, Tavoy. Exacum sutapense, Hosseus, ii. p. 426. Chiengmai, Doi Sootep, 1650 m., Kerr, 1499, Hosseus, 194. Exacum tetragonum, Roxb.—F.B.1., iv. p. 95; Hosseus, ii. p. 426. Nakontai, 150 m., Hosseus, 724. Distr. Himalayas, Khasia, China, Philippines. Differs from typical /. tetragonum in its slightly broader leaves. Canscora decussata, Roem. et Sch—F.B.I., iv. p. 104. Chiengmai, Doi Sootep, 420 m., Kerr, 1521. Distr. India, Burma, Trop. Africa, Mascerene Islands. 138 Canscora diffusa, Br.—F.B.L., iv. p. 103; Coll. et Hemsl., Journ. Linn, Soc., xxvii. p. 90; Hosseus, 1. p. 425. Near Lakon, in deciduous jungle, 300 m., Kerr, 977 ; banks of Meh Ping, 400 m., Hosseus, 387. Distr. India, China, Indo-China, Malaya, Australia, Trop. Africa, | Gentiana Hesseliana, Hosseus, Fedde Repert. Nov. Sp., ix. p. 4665 ; Hosseus, ii. p. 426. Pahombuk (ex Hosseus), Distr. Upper Burma. Swertia angustifolia, Ham.—F.B.L., iv. p. 125. Chiengmai, Doi Sootep, in open grassy spots, 1500 m., Kerr, 885. Distr. Himalayas. Swertia Dielsiana, Hosseus, Fedde Repert. Nov. Sp., x. p. 63. Chiengmai, Doi Sootep, 600 m. (ex Hosseus). Swertia pulchella, Ham.—F’.B.L., iv. p. 125. Chiengmai, in deciduous jungle on Doi Sootep, 540 m., Kerr, 1494. } | Distr. Uimalayas, Khasia, China. Limnanthemum indicum, Thw.—F.B.1., iv. p. 131; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 91. Chiengmai, 300 m., Kerr, 1634. - Distr. S.E. Asia, Australia, Mascerene Is. HYDROPHYLLACEAE, Hydrolea zeylanica, VahI—F.B.L., iv. p. 133; Hosseus, ii, p. 428. Bank of Meh Ping, between Raheng and Paknampo, 105 m., Kerr, 502; Ban Meh Kah, 195 m., Kerr, 912; Wang Djao, Hosseus, 125. Distr. Tropics. BORAGINACEAE. Ehretia siamensis, 7’. et B., Cat. Hort. Bog., 139, nomen. Siam, Teysmann, anno 1868. , The material in Herb. Kew is too incomplete for diagnosis. Ehretia sp., facie L. hottentoticae, Burch. similis. Bangkok Palace Gardens, cultivated, Murton, 5. Cordia Myxa, Linn.—F.B.1., iv. p. 136; For. Fl. Burma, ii. p. 208 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 92. ‘Bangkok, Zimmermann, 153. Distr. Tropical and subtropical Africa, Asia, Australia—often cultivated. Cordia subcordata, Lamk.—F.B.1., iv. p. 140; For. Fl. Burma, ii. p. 209. | Sasha. by beach, Kerr, 2131. Distr. Trop. Asia, Australia, Mascerene Is., KE. Africa. . Coldenia procumbens, Linn.—F.B.L, iv. p. 144; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 92. Chiengmai, 300 m., Kerr, 1885—paddy-field weed. Distr. Tropical Asia and Africa. . 139 Rhabdia lycioides, Mart.—F.B.1., iv. p. 145. R. viminea, Dalz. —For. Fl. Burma, ti. p. 211. Banks of Meh Ping, Hue Sam Ngao, 140 m., Hosseus, 542. Distr. Tropical Asia, Africa, America. Tournefortia ovata, Wall.—F.B.I., iv. p. 147. Between Lakon and Phre, near Ban Meh Tah, 300 m., Kerr, 997. Distr. Burma, 8. China. Heliotropium indicum, Zinn.—F’.B.I., iv. p. 152; Hosseus, ii. p. 429. . Chiengmai, Doi Sootep, 300-400 m., Hosseus, 832, Kerr, 1845. Distr. Tropical Asia, Africa, America. Cynoglossum micranthum, Desfi—I’.B.1., iv. p. 156. Chiengmai, in deciduous jungle on Doi Sootep, 720 m., Kerr, 698. Distr. §S.E. Asia. CONVOLVULACEAE, Argyreia capitata, Arn.—Prain, Journ. As. Soc. Beng., Ixiii. p. 94. Lettsomia capitata, For. F). Burma, ii. p. 216, in part. L. strigosa, Roxb.—F.B.L, iv. p. 193, in part ; Prain, Le., p. 93. Chiengmai, in scrub jungle 300 m., Kerr, 1548b. Distr. Bengal, Assam, Burma, 8. China, Cochinchina. Argyreia Kerrii, Craib, ab A. Thomsoni, Craib (Lettsomia Thomsoni, Clarke), pedunculis brevioribus, sepalis vix hirsutis -recedit. | Caules scandentes vel repentes, juventute densius albo-pubescentes. Folia ovata vel late ovata, apice breviter acuminata, acutissima, basi cordata, 4-19 cm. longa, 3°5-14 cm. lata, chartacea, supra pilis rigidis basi tuberculatis parce instructa, subtus subvillosa, nervis lateralibus utrinque circiter 12 intra marginem arcuatis sicco supra subprominulis subtus conspicuis ; petioli ad 5 cm. longi, indumento ut caule. Jnflorescentia axillaris, pluriflora, pedunculo communi vix 2 cm. longo suffulta ; pedicelli ad 7 mm. longi; bracteae ovato- lanceolatae, acuminatae, ad 2 cm. longae, 0°7 cm. latae, extra pubescentes, intra parcissime pubescentes. Sepala subaequalia, oblongo-oblanceolata, obtusa, ad 1 cm. longa, 0°6 cm. lata, extra medio adpresse pubescentia. Corolla atro-purpurea (ex Kerr), anguste tubuloso-campanulata, 5 cm. longa, 1°7 cm. diametro, extra glabra. Filamenta basi parum dilatata, breviter pilosa.— Crazb, Kew Bull. 1911, p. 422. Chiengmai, in deciduous jungle on Doi Sootep, 300-330 m., Kerr, 761, 761b. Argyreia obtusifolia, Zour. A. obtecta, C. B. Clarke, F.B.L.. iv. p. 186; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 93. Chiengmai, Doi Sootep, 600-1500 m., Kerr, 1384, 1384a. Distr. Indo-.China, Hong-Kong, Malay Peninsula. Argyreia Roxburghii, Choisy, var. siamica, Crazb, habitu A. Rox- burghit, var. amplae, C. B. Clarke, similis sed sepalis exterior- ibus latioribus apice rotundatis distincta.—Crazb, Kew Bull, 1911, p. 423. Chiengmai, in scrub jungle, 300 m., Kerr, 1395, 140 Argyreia Wallichii, Chotsy—F.B.L,, iv. p. 187. Chiengmai, in mixed jungle on Doi Sootep, 420-450 m., Kerr, 1481, 1481b. Distr. Sikkim, Assam, Yunnan. Argyreia sp. near A. confusa, Prain. A. venusta, Hosseus, i. p. 501 et ii. p. 428, non Choisy. Wang Djao, 100-150 m., Hosseus, 116; Chiengmai, in deciduous jungle on Doi Sootep, 330 m., Kerr, 1976. Blinkworthia lycioides, Chotsy—Coll. et Hemsl., Journ. Linn. Soc., Xxvili. p. 94, t. 15. Chiengmai, on rocky ground on Doi Sootep, 390 m., Kerr, 643. Distr. Upper Burma. Ipomoea aquatica, Forsk., var. reptans, Williams, Bull. Herb. Boiss., v. (1905) p. 438; Hosseus, i. p. 502. Chiengmai, 300 m., Kerr, 893. Distr. Tropics. Ipomoea caespitosa, O. Kze. J. linifolia, BI—F.B.L., iv. p. 205. Merremia caespitosa, Hallier £.—Hosseus, i. p. 503 et 1. p. 428. Near Raheng, 120 m., Kerr, 905 ; Wang Djao, Hosseus, 137. Distr. S.E. Asia to Australia. Ipomoea chryseides, Ker—F.B.I., iv. p. 206; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 95. Merremia convolvulacea, Hosseus, i. p. 503 et il. p. 428. M. hederacea, Hosseus, i. p. 505? Chiengmai, 300 m., Kerr, 1609b, Hosseus, 175—a garden weed (Kerr). Distr. Tropics of Old World. Ipomoea Henryi, Craib, ab J. stamensi, Craib, foliis lanceolatis recedit. Caules scandentes, lignosi, parce adpresse setulosi. Folia late lanceolata, apice acutissima, basi rotundata, 14-20 cm. longa, 6-7 cm. lata, chartacea, supra costa nervisque setulosis exceptis glabra, subtus parce setulosa, nervis lateralibus utrinque 8-9 obliquis supra conspicuis subtus prominulis; petioli 3-5 cm. longi, parce setulosi. IJnflorescentia axillaris, pedunculo communi 13-14°5 cm. longo suffulta; pedicelli 6-9 mm. longi, ut pedunculo parce adpresse hirsuti; bracteae bracteolaeque deciduae. Sepala duo exteriora ovato-triangularia, 4 mm. longa, 4 mm. lata, apice obtusa, extra parce adpresse hirsuta, interiora paullo majora parciusque hirsuta. Corollae tubuloso-infundibuliformis tubi pars basi aequalis 4 mm. longa, 8 mm. diametro, glabra, pars expansa 5 cm. longa, 1:7 cm. diametro, adpresse hirsuta. %lamenta 1°3 em. longa, basi parum dilatata et pilosa.—Craib, Kew Bull. 1911, p. 423. Chiengmai, Doi Sootep, 660 m., Kerr, 1489. Distr. Yunnan, Henry, 13,387. Ipomoea Nil, Roth. I. hederacea, Jacq.—F.B.1., iv. p. 199, pro _ parte. , Chiengmai, 300 m., Kerr, 1486. Distr. 'Tropies and subtropics. 141 _ Ipomoea obscura, Ker—F.B.I., iv. p. 207; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 96. Chiengmai, 300 m., Kerr, 1346—“ a garden weed.” Distr. Trop. Asia, Africa, Australia. Ipomoea paniculata, Br. J. digitata, Linn.—F.B.L., iv. p. 202. Bangkok, Schomburgh, 322 ; Chiengmai, in scrub jungle, 330 m., Kerr, 1336. Distr. Tropics. Ipomoea pentadactylis, Choisy. J. quinata, F.B.I., iv. p. 214, in part. Chiengmai, in deciduous jungle on Doi Sootep, 330 m., Kerr, 2256. Distr. 'Taong Dong. Ipomoea pes-tigridis, Zinn.—F.B.1., iv. p. 204; Williams, Bull. Herb. Boiss., v. (1905) p. 439. Chiengmai, in scrub jungle, 300 m., Kerr, 1962. Distr. S.E. Asia, Trop. Africa. Ipomoea petaloidea, Choisy—F.B.I., iv. p. 212; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 96. J. xanthantha, Kurz, For. FI. Burma, ii. p. 219. Muang Prow, Meh Neat, in deciduous jungle, 420 m., Kerr, 1036. _ Distr. Oudh, Burma, Malaya. Lao name, Kreua Kou Kom (ex Ker’). Ipomoea pileata, Rorb.—F.B.I., iv. p. 203. Chiengmai, on grassy bank by stream, 330 m., Kerr, 1543b ; Sriracha, on old clearing, 150 m., Kerr, 2114. Distr. India, Indo-China, 8. China, Trop. Africa. Ipomoea polyantha, Mzg., var. affinis, C. B. Clarke, F.B.L, iv. p. 206. Merremia gemella, Hosseus, i. p. 504. MW. umbellata, Hosseus, 1. p. 505. Bangkok, Zimmermann, 83. Distr. Bengal, Assam, Burma. Ipomoea quinata, Hosseus, i. p. 502 et . p. 428, an Br. ? Kau Phra Dang (ex Hosseus). May be identical with the plant referred above to I. pentadactylis. Ipomoea siamensis, Crazd, floribus J. popahensi, Coll. et Hemsl., similis sed foliis ovatis vel ovato-rotundatis basi alte cordatis valde distincta. Caules e radice perenni annui, procumbentes vel scandentes, pilis rigidiusculis patentibus vel plerumque reflexis instructi. Folia ovata vel ovato-rotundata, apice acuminata, acuta, basi alte cordata, 2°7-9°5 cm. longa, 2-8 cm. lata, tenuiter chartacea, ciliata, utrinque pauperrime setulosa, nervis lateralibus utrinque 4-7 pagina utraque conspicuis ; petioli 2-6°5 cm. longi, indumento ut caule. Flores axillares, solitarii, pedicellis circa 2 cm. longis suffulti. Sepala subaequalia, lanceolata, acuta, circiter 1 cm. longa, 2 mm. lata, extra hirsuta. Corolla anguste tubuloso-campanulata, purpurea et alba (ex Kerr), ad 6 cm. longa, 1°5 cm. diametro, extra longe parceque setosa.— Craib, Kew Bull. 1911, p. 424. Chiengmai, Doi Sootep, in mixed jungle 330-420 m., Kerr, 1401, 142 Ipomoea umbellata, Linn., var. orientalis, Hallier f.—Williams, Bull. Herb. Boiss., v. (1905) p. 438, et Hosseus, 1. p. 504, ii. p. 428, sub Merremia. I. cymosa, R. & S.—F.B.L, iv. p. 211. Near Doi Saket, Meh Kung, 420 m., Kerr, 1022 ; near Chieng- mai, 300 m., Hosseus, 373; Siam, Murton, 4. Distr. ‘Tropics. Ipomoea vitifolia, Sweet—F.B.1., iv. p. 213; For. Fl. Burma, ii. p. 219 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 97 ; Williams, Bull. Herb. Boiss., v. (1905) p. 962 ; Hosseus, i. p. 503. Between Lakon and Phre, near Pang Pooey, 420 m., Kerr, 983 ; Raheng, Wang Djao, Lindhard, 74. Distr. §S.E. Asia. Ipomoea sp. near I. carnea, Jacq. J. sp., Hosseus, i. p. 502. Bangkok, Zimmermann, 41—cultivated ? Quamoclit pinnata, Boj. Ipomoea Quamoclit, Linn.—F.B.L, iv. p. 199; Hosseus, i. p. 502. Chiengmai, 300 m., Kerr, 1347—“a garden weed”; Bangkok, Zimmermann, 10. . Distr. Native of America—naturalised in S.E. Asia. Lao name, Kaun Sa wun (ex Kerr), Jacquemontia paniculata, Hallier. J. sp., Hosseus, i. p. 503, in part. Convolvulus parviflorus, Vahl—F.B.L., iv. p. 220; Williams, Bull. Herb. Boiss., v. (1905) p. 438; Hosseus, i. p 505. Chiengmai, 300 m., in scrub jungle, Kerr, 1591b; Bangkok, Schomburgh, 208, 299, Zimmermann, 21. Distr. Trop. Asia, Australia, Africa. Jacquemontia(?) sp. J. sp., Hosseus, i. p. 503, in part. Bangkok, Zimmermann, 77. Evolvulus alsinoides, Linn.—F.B.1., iv. p. 220; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 98. Banks of Meh Ping near Raheng, Kerr, 503; Cape Liant, Murton, 39. Distr. Tropics and subtropics. Porana racemosa, Roxvb.—F.B.1.,-iv. p. 222; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 99. Chiengmai, in evergreen jungle on Doi Sootep, 1350-1650 m., Kerr, 2235. Distr. N. India, Assam, Burma, China, Java. Porana volubilis, Burm.—F.B.L., iv. p. 222; For. Fl. Burma, ii. p. 220 ; Hosseus, i. p. 501. Bangkok, Zimmermann, 54. Distr. India, Khasia, Manipur, Malaya. SoLANACEAE, Lycopersicum esculentum, Mill. F.B.1., iv. p. 237. Chiengmai, by a temple on Doi Sootep, 540 m., Kerr, 1252. Native of Trop. America. : Lao name, Ma Keua Som (ex Kerr), 143 Solanum album, Louwr. Raheng, Lindhard, 37. Var. Gaudichaudii, Dunal—Williams, Bull. Herb. Boiss., v. (1905) p. 439. Bangkok, Zimmermann, 17. The writer has seen no authentic material of either the species or the variety. Lindhard’s plant was so named by C. B. Clarke and Zimmermann’s was distributed under that name. Solanum barbisetum, Nees—F.B.I., iv. p. 233. S. involucratum, Kurz, For. Fl. Burma, ii. p. 224 (én clavi) non Blume. Chiengmai, Doi Sootep, in evergreen jungle, 1140 m., Kerr, 1862. Distr. Sikkim, Assam, Burma, Ceylon. Solanum ferox, Zinn.—F.B.1., iv. p. 233; For. Fl. Burma, ii. p. 226, excl. var. Chiengmai, on waste ground, 300 m., Kerr, 1236. Distr. India, 8.E. China, Indo-China, Malaya. Solanum Melongena, Linn.—F.B.I., iv. p. 235; Williams, Bull. Herb. Boiss., v. (1905) p. 439, at least in part. S. ferox, Linn., var. Trongum, Kurz, For. FI. Burma, i il, p. 226. Chiengmai, on waste ground, 300 m., Kerr, 1237; Bangkok, Schomburgh, 217. Disir. Tropics and subtropics. Solanum nigrum, Linn. —F.B.1., iv. p. 229; For. B 1, Burma, ii. _ ~p. 224 (in clavi). Chiengmai, on waste ground, 300 m., Kerr, 1231. Distr. _ Widely spread in tropical and temperate countries. Solanum Seaforthianum, Andr. Sriracha, climbing on bushes by beach, Kerr, 2092. Native of America. Solanum torvum, Swartz—F.B.1., iv. p. 234; For. Fl. Burma, ii. p. 225; Coll. et Hemsl., Journ. Linn. Soc., xxvii. p. 99; Williams, Bull. Herb. Boiss. 5 V. (1905) p. 439 ; Hosseus, i. p. 434. Chiengmai, Doi Sootep, 660-900 m., Kerr, 1801, Hosteus, 475. Distr. §.E, Asia, Trop. America. Probably allied is Zimmermann, 25, which is destitute of flowers or fruit and which was referred by Williams to 8, Melongena. Solanum verbascifolium, Linn.—F.B.L., iv. p. 230; For. Fl. Burma, uD. 225 ; Hosseus, ii. p. 435. hiengmai, in scrub jungle, 300 m., Kerr, 1225; Ban Muang Gang (ex Hosseus). Distr. ‘Tropics. Physalis minima, Linn., var. ? Chiengmai, 300 m., on ‘waste ground, Kerr, 1956. Distr. Tropics. Datura Bojeri, Del. ex Dunal. D. Metel, Williams, Bull. Herb. Boiss., v. (1905) p. 439, non Linn. : Bangkok, Zimmermann, 109. Distr, Japan, Sikkim, Trop. Africa—often cultivated ? 144 ScROPHULARIACEAE, Mazus rugosus, Lour.—F.B.L., iv. p. 259; Coll. et Hemsl., Journ. Linn. Soce., xxviii. p. 99. : Chiengmai, 300 m., Kerr, 1472—* a garden weed.” Distr. EK. and 8.E. Asia. . Lindenbergia macrostachya, Benth.—F.B.I., iv. p. 262; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 99; Williams, Bull. Herb. Boiss., v. (1905) p. 437. ZL. siamensts, Williams, |.c. Bangkok, Schomburgh, 233. Siam, Teysmann. Distr. Himalayas, China, Indo-China. Lindenbergia philippensis, Benth.—F.B.1., iv. p. 261; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 99; Williams, Bull. Herb. Boiss., v. (1905) p. 437. | Between Lakon and Phre, near Ban Meh Tah, 300 m., Kerr, 986; Chiengmai, on old walls, 300 m., Kerr, 1692 (a dwarfed plant). Distr, China, Indo-China, Malaya. Lindenbergia urticaefolia, Lehm.—F.B.1., iv. p. 262; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 100; Hosseus, ii. p. 436. Chiengmai, Doi Sootep, 300-720 m., Kerr, 923; banks of Meh Ping, 400 m., Hosseus, 388. Distr. India, China, Indo-China, Adenosma capitatum, Benth.—F.B.L., iv. p. 264; Williams, Bull. Herb. Boiss., v. (1905) p. 437. Chiengmai, Doi Sootep, in deciduous jungle, 360 m., Kerr, 1431. Distr. SE. Asia. Limnophila gracilipes, Craib, L. hirsutae, Benth., valde affinis sed foliis angustioribus semper oppositis, racemis longioribus, pedunculis pedicellisque longioribus et gracilioribus differt.— Crazb, Kew Bull. 1911, p. 426; Hosseus, ii. p. 436 et Craib apud Hosseus, li, p. 457. Fern aa: Doi Sootep, 330 m., Kerr, 1464; Doi Intanon, Hosseus, 333. Very closely allied to L. hirsuta, but readily distinguished by its narrower leaves and its laxer, more graceful inflorescence. Limnophila gratioloides, Br.—F.B.1., iv. p. 271 ; Hosseus, ii. p. 436: (forma). Pitsanulok, Ban Jang, 120 m., Hosseus, 701. Distr. Trop. Asia, Australia, Africa. Limnophila hirsuta, Benth —F.B.L., iv. p. 268 ; Hosseus, ii. p. 436. Doi Intanon, 1150 m., Hosseus, 332. Distr. S. E. Asia, Australia. Limnophila pulcherrima, Hook. f., F.B.1., iv. p. 267? L. racemosa, Hosseus, ii. p. 436, an Benth. ? Pitsanulok, Ban Jang, 120 m., Hosseus, 702. Distr. Sikkim, Malaya. This plant is closely allied to LZ. diffusa, Benth., and indeed may be only a form of that species. Lindhard 21, from Raheng named L. diffusa, by C, B, Clarke, is somewhat similar, ~*~) = | 145 Limnophila Roxburghii, G. Don—F.B.I1., iv. p. 265. Chiengmai, in marshy ground by a stream on Doi Sootep, 330 m., Kerr, 1565b. Distr. §S. KE. Asia, Pacific Islands. Torenia cordifolia, Roxrb.—}.B.I1., iv. p. 276 ; Hosseus, ii. p. 437. Chiengmai, Doi Sootep, 330 m., Kerr, 1354. Distr. India, Burma, China, Java. Torenia flava, Ham.—F.B.1., iv. p. 278. Chiengmai, Doi Sootep, 330 m., Kerr, 1353. Distr. China, Indo-China, Malaya. Torenia oblonga, Hance—Hosseus, 11. p. 437. Vandellia oblonga, Benth. Pitsanulok, Ban Jang, Hosseus, 706 (Herb. Hoss. !). Distr. Hong Kong, Laos, Cochinchina. Torenia parviflora, Ham.—F.B.I., iv. p. 278; Hosseus, ii. p. 437. Wang Djao, Hosseus, 110 (Herb. Hoss. !). Distr. Tropics. Torenia sp.—Hosseus, ii. p. 437. Between Wann Bao and Chieng Dao, 400 m. (ex Hosseus). Vandellia capitata, Bonatz. Chiengmai, in deciduous jungle on Doi Sootep, Kerr, 1519. Distr. Cochinchina: Baria. Lindernia angustifolia, Wettst. Vandellia angustifolia, Benth.— F.B.L, iv. p. 282. Chiengmai, 300 m., Kerr, 1470. Distr. S. E. Asia. Lindernia crustacea, 7. Muell.—-Williams, Bull. Herb. Boiss., v. (1905) p. 437; Hosseus i. p. 436. Vandellia crustacea, Benth.— F.B.L., iv. p. 279; Hosseus, ii. p. 438. | Chiengmai, in mixed jungle on Doi Sootep, Kerr, 1333 ; Wang Djao, Hosseus, 126; Lem Liant, Murton, 30. Distr. ‘Tropics. Lindernia hirsuta, Wettst.—non Williams, Bull. Herb. Boiss., v. (1905) p. 437. Vandellia hirsuta, Benth.—F.B.L., iv. p. 280. Chiengmai, 300 m., Kerr, 1394—a garden weed. Distr. S. E. Asia. Schomburgk 203, quoted by Williams lc. under this species consists of a mixture of L. erecta and Bonnaya veronicaefolia, var. Lindernia pedunculata, Wettst. Vandellia pedunculata, Benth.— F.B.I., iv. p. 282 ; Hosseus, ii. p. 438. Chiengmai, Doi Sootep, 330-1050 m., Kerr, 1358, 2304, Hosseus, 495, 808. Distr. §S. E. Asia. Lindernia scabra, Wettst. Vandellia scabra, Benth.—F.B.I., iv. p. 281. | Chiengmai, Doi Sootep, 330 m., Kerr, 1250, 1359. Distr. S. HK. Asia, Trop. Africa, Madagascar. 21218 K 146 Ilysanthes parviflora, Roxb.—F.B.1., iv. p. 283; Hosseus, 1. p. 435. Chiengmai, rice-field weed (ex Hosseus) ; ? Schomburgh, 316. Distr. India, Assam. Bonnaya brachiata, Link. et Otto—F.B.1., iv. p. 284; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 100. , Chiengmai, in mixed jungle on Doi Sootep, 360 m., Kerr, 1334 ; Raheng, Lindhard, 25. . Distr. India, Indo-China, China, Malaya. Bonnaya veronicaefolia, Spr., var. grandiflora, Hook. f., F.B.L., iv. p. 285. : | “hiengmai, 300 m., Kerr, 1471. Doubtfully separable as a variety from B. veronicaefolia which is widely distributed in S. E. Asia. Scoparia dulcis, Linn.—F.B.L., iv. p. 289 ; Williams, Bull. Herb. Boiss., v. (1905) p. 438; Hosseus, ii. p. 437. Chiengmai, 300 m., Kerr, 1342; Menam, Hosseus, 3; Raheng, Lindhard, 18. Distr. Tropics. Buchnera cruciata, Ham.—F.B.1., iv.*p. 298 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 100; Williams, Bull, Herb. Boiss., v. (1905) p. 962; Hosseus, ii. p. 435. Raheng, Zindhard, 8; Chiengmai, Doi Sootep, 400-600 m., Hosseus, 314; Ban Jang, 120 m., Hosseus, 708. Distr. India, China, Indo-China, Malaya. Striga lutea, Zour—F.B.L., iv. p. 299; Williams, Bull. Herb. Boiss., v. (1905) p. 438 ; Hosseus, i. p. 437. Chiengmai, among grass in deciduous jungle on Doi Sootep, 300-720 m., Kerr, 740; Siam, Murton, 47. Distr. S.E. Asia, Madagascar, Trop. Africa, Arabia. Striga Masuria, Benth—F.B.1L., iv. p. 300; Coll. et Hemsl., Journ: Linn. Soc., xxviii. p. 101 ; Hosseus, ii. p. 437. Chiengmai, Doi Sootep, among grass in eng jungle, 300-600 m., Kerr, 741. Distr. India, Burma, China, Philippines. Rhamphicarpa longiflora, Benth—F.B.L., iv. p. 300; Hosseus, ii. p. 437. \ Ban Phra Dang, 120 m. (ex Hosseus), Distr. Indian Peninsula. Centranthera hispida, Br.—F.B.I., iv. p. 301 ; Hosseus, ii. p. 435. Chiengmai, in eng jungle on Doi Sootep, 540 m., Kerr, 826 ; Wang Djao, Hosseus, 106. | Distr. S.E. Asia, Australia. Sopubia trifida, Ham.—F.B.1., iv. p. 302; Coll. et Hemsl., Journ, Linn. Soce., xxviii. p. 101. Chiengmai, in open grassy jungle on Doi Sootep, 1350-1500 m., Kerr, 1512. Distr. India, Burma, Assam, China, Philippines, Africa, Madagascar. 147 OROBANCHACEAE. Aeginetia indica, Rovb.—F.B.I., iv. p. 320. Chiengmai, in deciduous and evergreen jungle on Doi Sootep, 300-990 m., Kerr, 765, 1515. Distr. S.E. Asia. Aeginetia pedunculata, Wall—F.B.I., iv. p. 320; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 101; Hosseus, ii. p. 438. Chiengmai, in deciduous jungle on Doi Sootep, 540 m., Kerr, 1562+ ; Kau Phra Dany, 200 m. (ex Hosseus). Distr. India, Burma, Assam, Malaya, Cambodia. LENTIBULARIACEAE. Utricularia bifida, Zinn.—F.B.1., iv. p. 332; Williams, Bull. Herb. Boiss., v. (1905) p. 432. Chiengmai, Doi Sootep, 300 m., Kerr, 569. Distr. S.E. Asia. Utricularia bosminifera, Ostenf., Fedde Rep. Nov. Sp., ii. (1906) p. 68. Koh Chang, Schmidt, 704a. Utricularia exoleta, Br.—F.B.I., iv. p. 329. Chiengmai, Doi Sootep, 300 m., Kerr, 574. Distr. §S.E. Asia, Australia. Utricularia flexuosa, Vah/—F.B.I., iv. p. 329; Williams, Bull. Herb. Boiss., v. (1905) p. 432; Coll. et Hemsl., Journ. Linn. Soe. Xxvill. p. 101. | Raheng, 126 m., Kerr, 505; Bangkok, Schomburgh, 314. Distr. S.K. Asia, Australia. Utricularia furcellata, Odver, Journ. Linn. Soce., iii. p. (89. U. furcellata, var. minor, C. B. Clarke, F.B.L, iv. p. 334. Chiengmai, among damp moss on rocks on Doi Sisto; 1350 m., Kerr, 787, Distr. Sikkim, Khasia. | ) Utricularia hirta, Alein—F.B.L., iv. p. 332. Chiengmai, Doi Sootep, 480-720 m., Kerr, 922. Distr. Khasia, Chota Nagpur. Utricularia Kerrii, Crazb, ab U. rosea, Edgew., calcare quam labium inferum longiore distinguenda. Herba erecta, 14-29 cm. alta. Folia per anthesin deficientia. Scapus' strictus, plerumque simplex, flores 4 saltem gerens, squamis parvis medio affixis parce instructus ; pedicelli circiter 1 mm. longi; bracteae. medio affixae, utrinque acutae. Calycis segmentum inferum obovato-rotundatum, apice rotundatum, 2°5 mm. longum, superum quam inferum paullo brevius, acutiusculum, amba extra minute puberula. Corollae fusco-purpureae labium superum obovato-ellipticum, emarginatum, 4 mm. longum, inferum refractum, apice truncato-emarginatum, 5 mm. longum ; calcar 6 mm. longum, robustum, apice obtusiusculum ; corollae partes omnes extra minute puberulae.— Craib, Kew Bull. 1911, p. 429. Chiengmai, in open marshy ground on. Doi ‘Sootep, 720 m., Kerr, 918. 21218 K 2 b 148 Utricularia racemosa, Wall.—¥.B.L., iv. p. 333. Chiengmai, at foot of Doi Sootep, 300 m., Kerr, 570. Distr. India, Assam, Burma, China. Utricularia siamensis, Ostenf., Fedde Rep. Nov. Sp., ii. (1906) p. 68. Koh Chang, Schmidt, 704. Utricularia sootepensis, Crazb, ab U. filicauli, Wall., calcare robusto recedit. Herba terrestris, erecta, 4°5-8 cm. alta. Folia per anthesin rarissime deficientia, spatulata vel lineari-spatulata, 2-3 mm. longa, petiolo usque ad 3 mm. longo suffulta, Uvtriculae minutae, sparsae, globosae vel ellipsoideae. Flores terminales, solitarii vel 2-3 racemose dispositi ; bracteae parvae, medio fixae, utrinque acutae. Sepala subaequalia, vix 2 mm. longa. Corollae purpureae labium superum 1°5 mm. longum, inferum apice emarginatum, 1°75 mm. longum ; calear late conicum, superne subito contractum, apice obtusum, 3 mm. longum.—Crazb, Kew Bull. 1911, p. 430. Chiengmai, in eng jungle on Doi Sootep, 540 m., Kerr, 793. Utricularia striatula, Sm. U. orbiculata, Wall.—F.B.L., iv. p. 334; Williams, Bull. Herb. Boiss., v. (1905) p. 433. Chiengmai, on rocks and fallen tree trunks on Doi Sootep, 690-750 m., Kerr, 1418. Distr. S.E. Asia. Utricularia sp. n. Pitsanulok, 120 m., Hosseus, 711. GESNERACERAR. Aeschynanthus acuminata, Wall.—F.B.L, iv. p. 341. Chiengmai, covering trunks of trees in swamp jungle on Doi Sootep, 900 m., Kerr, 2302. Distr. Sikkim, Assam. Aeschynanthus macrocalyx, Hosseus, Notizbl. Bot. Gart. Berl., iv. (1907) p. 314, cum tab. ; Hosseus, ii. p. 439. . Chiengmai, in dense evergreen jungle on Doi Sootep, 1560 m., Kerr, 1997. Described from a specimen which flowered in Berlin Botanic Garden and which was introduced from Doi Sootep by Hosseus. Aeschynanthus persimilis, Crab, habitu A. humili, Hemsl., per- similis sed sepalis plerumque altius connatis, corolla intus haud papillata distinguenda.—Crazb, Kew Bull. 1911, p.430. A. humilis, Hosseus, ii. p. 438, viz Hemsl. Chiengmai, Doi Sootep, 1350-1650 m., Kerr, 515, Hosseus, 197. In habit the Siam plant is very similar to the Yunnan A. humilis, differing from it chiefly in the want of the papillae on the inside of the corolla. Further collections of the Yunnan plant may prove that the Siam plant should be regarded rather as a variety or form. Lysionotis serrata, Don—F.B.I., iv. p. 344. Chiengmai, on rocks in open jungle and on trees in evergreen jungle, 1350-1500 m., Kerr, 791, 1376. Distr. Himalayas, Assam, Burma, China. 149 Rhynchoglossum obliquum, Blume—F.B.1., iv. p. 367; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 101 ; Hosseus, ii. p. 439, Chiengmai, on rocks by stream on Doi Sootep, 690 m., Kerr, 1424; Wang Djao, Hosseus, 97; Meh Ping Rapids, Fa Man, in crevices of damp rocks, 180 m., Kerr, 2193. Distr. §.E. Asia. Didymocarpus aureo-glandulosa, C. B. Clarke, Fedde Rep. Nov. Sp., iv. p. 292; Hosseus, ii. p. 439. Chiengmai, Doi Sootep (ex Clarke). Didymocarpus (Eudidymocarpus) Kerrii, Crab, D. aureo-glandu- losae, C. B. Clarke, affinis sed foliis formae diversae supra haud argenteo-sericeis distincta. Herba perennis, subacaulis vel caulescens, 4-21 cm. alta. Folia orbicularia, late elliptica, oblonga vel suprema ovata, apice rotundata vel obtusa, basi cordata, subcordata vel obtusa, 1-4°5 cm. longa, 1-4 cm. lata, chartacea vel rigide chartacea, margine crenata vel crenato-serrata, supra densius breviter pilosa, subtus aureo-glandu- losa et praeterea costa nervisque pilosa, cetera fere glabra, nervis lateralibus utrinque circiter 6 supra subobscuris subtus prominulis ; petioli 0°4—5 cm. longi, ut caule pilosi et parce aureo-glandulosi. Inflorescentia terminalis, pluriflora, superne parce glanduloso-pilosa, cetera glabra. Calyx tubuloso-campanulatus, 0°5 cm. longus, 0°3 cm. diametro, glaber, lobis parvis. Corolla paullo supra medium geniculata, 2 cm. longa, parte tubulosa 2°5 mm. diametro, apice l em. diametro, glabra. Filamenta 2 mm. longa. Ovarium 1 cm. altum; cum stylo 3 mm. longo glabrum.— Craib, Kew Bull. 1911, p- 431. Chiengmai, on rocks in open jungle on Doi Sootep, 1350 m., Kerr, 786. Didymocarpus (Eudidymocarpus) purpureo-picta, Crazb, affinis D. stenantheit, C. B. Clarke, sed calyce multo majore facile distinguenda. | Herba 14-21 ecm. alta; caulis simplex, pilosus et parcissime aureo-glandulosus. Folia oblonga, ovato-elliptica vel subrotunda, basi inaequalia, obtuse cuneata vel cordata, 3°5-10 em. longa, 2°5-7°5 cm.. lata, tenuiter chartacea, crenata vel crenato-serrata, supra pilosa, subtus costa nervisque praecipue pilosa praetereaque parce aureo-glandulosa, nervis lateralibus utrinque circiter 6 pagina utraque conspicuis ; petioli 1-11 cm. longi, pilosi. Bracteae 4 mm. longae, 6 mm. latae. Calyx campanulatus, 4 mm. longus, 5 mm. diametro, glaber, lobis parvis apice rotundatis. Corolla 2 cm. longa, glabra, parte cylindracea 2 mm. diametro parte suprema expansa 1 em. diametro. Filamenta 2°5 mm. longa, glabra. Ovarium glabrum, 8 mm. altum, stylo glabro 3 mm. longo.—Craib, Kew Bull. 1911, p. 431. Chiengmai, Doi Sootep, on rocks by a stream, 750 m., Kerr, 1414. Chirita anachoreta, Hance. Chiengmai, Doi Sootep, on rocks by streams, 690 m., Kerr, 1417. Distr. Canton, Yunnan. Chirita brevipes, C. B. Clarke—F.B.L., iv. p. 359. Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1164. Distr. WKhasia, Yunnan. 150: Chirita hamosa, -/?.. Br.—F.B.1., iv. p. 360. | Chiengmai, Dor Sootep, 450-720 m., Kerr, 897, 1422. Distr. India, Indo-China, Yunnan. Streptocarpus orientalis, Craib, ab affini S. Helsenbergi, R. Br., caule vix glabrescente, foliis majoribus vix acutis, capsula graciliore recedit. : Herba erecta, 1°5-4 dm. alta; caules solitarii, foliosi, usque a inflorescentiam simplices, plus minusve, sed inferne nodosque prope densius, glanduloso-pilosi. Folia plerumque ovata vel elliptico- ovata, apice obtusa vel rotundata, basi interdum inaequalia, cuneata, 2°5-9 cm. longa, 2-7 cm. lata, membranacea, margine crenata vel crenato-serrata, utrinque pilosa, nervis lateralibus utrinque 4-5 subtus prominulis ; petioli 0°5-5 cm. longi, indumento ut caule. Pedicelli ad 3 cm. longi, breviter parce glanduloso-pilosi. Calyczs segmenta lanceolata vel lineari-lanceolata, circiter 4 mm. longa, 0°75 mm. lata, indumento dorso ut pedicellis. Corolla purpurea | (ex Kerr), circiter 4 cm. longa, apice 1 cm. diametro, extra parce pilosula. Filamenta 8 mm. longa, glabra. Ovarium 1°6 cm. altum, cum stylo 9 mm. longo glanduloso-pubescens. Capsula ad 5 cm. longa, 2 mm. diametro.— Craib, Kew Bull. 1911, p. 432. Chiengmai, on rocks near a stream on Doi Sootep, 540 m., Kerr, 769. The genus Streptocarpus has not, so far as the writer is aware, yet been recorded from Eastern Asia. The plant described above belongs to the section Caulescentes of Fl. Trop. Afr., iv. p. 504. BIGNONIACEAE. Millingtonia hortensis, Linn. f.—F.B.L., iv. p. 377; For. Fl. Burma, ii. p. 238; Hosseus, ii. p. 438. Banks of Meh Ping, Hosseus, 168 ; near Raheng, 120 m., near-a village, Kerr, 2167; Phre, Luang Vanpruk, 134. Distr. India, Malaya. Lao name, Mai Pip (ex Kerr). Oroxylon indicum, Veni.—-F¥.B.1., iv. p. 378; For. Fl. Burma, li. p. 237; Hosseus, ii. p. 438. Chiengmai, Doi Sootep, 800 m. (ex Hosseus). Distr. India, Assam, Malaya, Philippines, Mauritius. Dolichandrone Rheedei, Seem.—F.B.1., iv. p. 379. | Spathodea Rheedei, Wall.—For. F]. Burma, ii. p. 234. Paknampo, Witt, 15. Distr. India, Malaya, Polynesia. Markhamia stipulata, Seem. ? Dolichandrone stipulata, Benth.— F.B.L., iv. p. 379. Spathodea stipulata, Wall.—For. Fl. Burma, li. p. 234, Lakon, near Hang Sut, in deciduous jungle, 360 m., Kerr, 1013. INstr. Burma. Lao name, Kaa Hua Moo (ex Kerr). The indumentum of the fruit is rather that of M. cauda-felina but the seeds and flower are of M. stipulata. 151 Stereospermum chelonoides, DC.—F.B.1., iv. p. 382; For. FI. Burma, ii. p, 230; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p- 102. Chiengmai, Doi Sootep, 600 m., Kerr, 1167. Distr. India, Burma, Yunnan, Java (?), Trinidad (cult.). Stereospermum neuranthum, Kurz—F.B.I., iv. p. 382; For. Fl. Burma, ii. p. 230. Chiengmai, in deciduous jungle on Doi Sootep, 840. m., Kerr, 1128. Distr. Burma. ) The indumentum of the calyx is not so dense as in Kurz’s type specimens but is exactly that of Parish’s Moulmein plants. Radermachera sp. n. Bangkok, Legation Garden, Paget. A very distinct plant on account of its densely warted calyx but unfortunately not sufficiently represented for description. PEDALINEAE. Sesamum indicum, DC.—F.B.L., iv. p. 387; For. Fl. Burma, i. p. 249, in nota. Chiengmai, on waste ground by a village on Doi Sootep, 330 m., Kerr, 1936. Distr. 'Tropics—often cultivated. MARTYNIACEAE. : Martynia annua, Linn. M. diandra, Glox.—F.B.L., iv..p.-386, in nota. Chiengmai, on waste ground, 300 m., Kerr, 779. Introduced from Trop. America. ACANTHACEAE. Thunbergia similis, Craib, a T. fragrante, Roxb., foliis integris basi cuneatis vel obtusis breviter petiolatis distinguenda. | Herba repens vel scandens ; caules monocarpici, quadrangulares, | pilis reflexis rigidiusculis parce instructi. ola infima elliptico- lanceolata, suprema lanceolata, apice obtusa vel acutiuscula, apiculata, basi plerumque cuneata vel obtusa, 1°8-8 cm. longa, 1-3'1 em. lata, rigide chartacea, supra pilis paucis rigidis- scabridula, subtus fere glabra, margine integra, nervis lateralibus utrinque 4—6 intra marginem arcuatis duobus basalibus valde obliquis utrinque subprominulis, petiolis circiter 0°5 cm. longis suffulta. Flores albi,: axillares, gemini, pedicellis vix 3 cm.attingentibus suffulti; bracteolae sub anthesin liberae, oblongo-lanceolatae, apice acutae, 1*1-1°4 cm. longae, 0°5 cm. latae, dorso parce pubescentes et apices versus pauci-ciliatae. Calycis lobi lanceolati vel late lanceolati, acuti, breviter pilosuli. Corollae albae tubus 2°2 cm. longus, 2°5 mm. diametro, superne parce pubescens, lobi obcordati, 1°8 cm longi, 18 cm, lati, ciliati. Antherae 3 mm. longae, connectivo apice producto.— Craib, Kew Bull. 1911, p. 434. ~ | Chiengmai, Doi Sootep, 300-900 m., Kerr, 753’; Sriracha, Nawng Kaw, 30 m., Kerr, 2088 ? : 152 Thunbergia Hossei, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 64; Hosseus, ii. p. 444. Chiengmai, Doi Sootep, 660-700 m., Hosseus, 276, Kerr, 513. Distr. Upper Burma, Ruby Mines, Lace, 5220. Thunbergia laurifolia, Lind!.—F.B.L., iv. p. 392; For. Fl. Burma, ii, p. 240; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 103 ; Hosseus, Engler Bot. Jahrb., xli. p. 64; Hosseus, ii. p. 444. Between Lakon and Phre, near Ban Meh Tah, 300 m., Kerr, 987. Distr. Malay Peninsula N. to Arracan. Lao name, Dauk Nam Naa (ex Kerr). Staurogyne obtusa, O. Kze.—Hosseus, 1. p. 443. Ebermaiera obtusa, T. And.—F.B.I., iv. p. 401. Dracocephalum longipedicel- latum, Muschler, Fedde Rep. Nov. Sp., iv. p. 269. Meh Ping, Chieng Dao, in evergreen jungle, 420 m., Kerr, 1054 ; between Wann Bao and Chieng Dao, 450 m., Hosseus, 464. Distr. Mergui, Moulmein. The Siamese plant is somewhat different from the Burmese in its slightly denser racemes and rather larger flowers and leaves. Staurogyne setigera, O. Kze. Hbermaiera setigera, Nees—-F.B.1., iv. p. 398. E. subcapitata, C. B. Clarke, Bot. ‘Vlidsskr. xxiv. p. 348; Hosseus, Engler Bot. Jahrb., xli. p. 65. Koh Chang, Schmidt, 271. Distr. Malaya. Staurogyne siamensis, C. B. Clarke, Bull. Herb. Boiss., v. (1905) p. 716; Williams, Bull. Herb. Boiss., v. (1905) p. 962 ; Hosseus, Engler Bot. Jahrb., xli. p. 65. Raheng, Lindhard, 25. Ophiorrhiziphyllon macrobotryum, Kurz—F.B.L., iv. p. 403. Chiengmai, in dense evergreen jungle on Doi Sootep, 1650 m., Kerr, 1678. Distr. Burma. Nelsonia campestris, Br.—F.B.1., iv. p. 394; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 103 ; Hosseus, Engler Bot. Jahrb., xli. p- 64; Hosseus, ii. p. 442. Pang Pooey, 420 m., Kerr, 982 ; Doi Kum, 360 m., Kerr, 1657 ; Chiengmai, 300 m., Hosseus, 443 ; Doi Sootep, 1050 m., Hosseus, 490. Distr. S.E. Asia, Australia, Africa, America. The plants quoted above belong to the large leaved form (N. vestita, R. & 8., Justicia tomentosa, Roxb.). Theplantcollected at Bangkok by Schomburgk (No. 192) belongs rather to the typical form as enumerated by Williams, Bull. Herb. Boiss., v.. (1905) p. 435. Cardanthera avana, Benth.—F.B.L., iv. p. 405; Hosseus, Engler Bot. Jahrb., xli. p. 65; Hosseus, ii. p. 440. Chiengmai, 300 m., Hosseus, 176, Kerr, 2298. Distr, Burma. Hygrophila phlomoides, Nees—F.B.1., iv. p. 408 ; Williams, Bull. Herb. Boiss., v. (1905) p. 962 ; Hosseus, Engler Bot. Jahrb., xh, p. 65. Chiengmai, 300 m., Kerr, 1628b—a rice-field weed ; Raheng, Lindhard. Distr. Sikkim, Assam, Burma, Tonkin, Malaya. a 153 ) Hygrophila quadrivalvis, Nees—F.B.1.,iv. p.408. H. angustifolia, var. guadrivalvis, Williams, Bull. Herb. Boiss., v. (1905) p. 435 ; Hosseus, Engler Bot. Jahrb., xli. p. 65. H. angustifolia, var. assurgens, Williams, l.c., p. 435; Hosseus, L.c., p. 65. Chiengmai, in irrigation ditches, 300 m., Kerr, 2283 ; Bangkok, Zimmermann, 81. Distr. India, Burma, Malaya, Tonkin, 8. China. -Calophanes Nagchana, Nees—F.B.L., iv. p. 410. Doi Noi, in deciduous jungle, 300 m., Kerr, 2208 ; Chiengmai, in mixed jungle on Doi Sootep, 330 m., Kerr, 2266. Distr. India, Ceylon. Ruellia macrosiphon, Kurz—F.B.L., iv. p. 413. Chiengmai, in deciduous jungle, Kerr, 1854—“ flowers white, opening at night.” Distr. Burma. Ruellia repens, Linn.—F.B.1., iv. p. 412. Ban Tak, 120 m., Kerr, 2170; Bangkok, Schomburghk, 200. Distr. Burma, Malaya, Philippines. Ruellia tuberosa, Linn. Bangkok, Kerr, 2151—a roadside weed. Native of Tropical America. Ruellia sp. Ban Na Gorge, 135 m., in bamboo jungle, Kerr, 2175. Phaylopsis parviflora, Willd.—F’.B.1., iv. p. 417 ; Hosseus, Engler _ Bot. Jahrb., xli. p. 68; Hosseus, ii. p. 442. Chiengmai, 300 m., Kerr, 1611b—a garden weed. Distr. India, Indo-China, Madagascar, Tropical Africa. Daedalacanthus tetragonus, 7’. And.—F.B.L., iv. p. 420; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 103 ; Williams, Bull. Herb. Boiss., v. (1905) p. 962 ; Hosseus, Engler Bot. Jahrb., xli. p. 68; Hosseus, ii. p. 440. Chiengmai, Doi Sootep, 660-900 m., Kerr, 948 ; between Wann Bao and Chieng Dao, 400 m., Hosseus, 389; Raheng, between Long Ison and Nong Boa, Lindhard, 52. | Distr. Burma. Hemigraphis glaucescens, C. B. Clarke, F.B.1., iv. p. 425. Chiengmai, in mixed jungle at foot of Doi Sootep, 330 m., Kerr, 2297—“ flowers mauve with purple veins.”’ Distr. Burma. Hemigraphis quadrifaria, 7. And.—F.B.L., iv. p. 425; Hosseus, Engler Bot. Jahrb., xli. p. 66 ; Hosseus, ii. p. 441. Chiengmai, in mixed jungle on Doi Sootep, 540-660 m., Kerr, 1542b, 1542c. Distr. Burma. : Hemigraphis Schomburgkii, Craib, ab H. flava, Kurz, foliis lanceo- latis facile distinguenda. Folia lanceolata, apice acuminata, basi in petiolum brevem attenuata, 5°5-12°5 cm. longa, 1-2 cm. lata, rigide chartacea, utrinque glabra et lineolata sed pagina superiore quam inferiore densius lineolata, margine integro recurvo, nervis lateralibus utrinque 154° 6-7 pagina utraque prominulis nervis transversis supra subpromi-- nulis. Capitula et terminalia et ramulos breves axillares terminantia, 1°5-2 cm. longa, 1°5 cm. diametro, pluriflora; bracteae ovato- lanceolatae, obtusiusculae, 1°2 cm. longae, 0°6 cm. latae, utrinque puberulae et extra inferne pilosae, ciliatae, nervis distinctis ; bracteolae parvae, lanceolatae, acutae, pilosae. Calycis segmenta lineari- lanceolata, acutiuscula, 1 cm. longa, 1°5 mm. lata, extra puberula, intra adpresse albo-pubescentia, ciliata, superne longe ciliata. Corolla tubuloso-campanulata, circiter 2°5 cm. longa, apice 1 em. diametro, extra parce pilosula, intra dorso praecipue longe pilosa ; lobi 5, subaequales, rotundati. Filamenta longiora valde barbata, breviora parce pilosa. Ovarium glabrum, 8-ovulatum ; stylus parce pubescens.— Craib, Kew Bull. 1911, p. 435. H. flava, Williams, Bull. Herb. Boiss., v. (1905) p. 436, non Kurz. Bangkok, Schomburgh, 145. Strobilanthes anfractuosus, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 66; Hosseus, i. p. 443. Doi Intanon, 1150 m., Hosseus, 336. Strobilanthes consors, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 66 ; Hosseus, ii. p. 443. Chiengmai, Doi Sootep, 1500-1680 m., Hosseus, 256, Kerr, 2279, 2279a; Muang Fang (ex Clarke), Strobilanthes erectus, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 67; Hosseus, ii. p. 443 (eacl. plant quoted). Doi Chieng Dao (ex Clarke). Strobilanthes Hossei, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 67 ; Hosseus, 1. p. 443. Doi Intanon, 1600 m., Hosseus, 339. Strpbilanthes imbricatus, Nees—F.B.L., iv. p. 455; Coll. et Hemsl., Journ. Linn. Soe., xxviii. p, 104. Chiengmai, Doi Sootep, in evergreen jungle, 1500 m., Kerr, 884: Distr. Burma. Strobilanthes Kerrii, Craib, a S. multidente, C. B. Clarke, foliis brevius obtuse acuminatis crenato-serratis vel obsolete crenato- serratis recedit. Suffrutex circiter 9 dm. altus; caules crispatim pubescentes, demum puberuli. Folia ovato-lanceolata vel elliptica, inaequilatera, apice acuminata, obtusa, basi latere altero rotundato altero cuneato, conspicue inaequalia, majora 5°5-16 cm. longa, 2°5-8°3 cm. lata, minora saepe decidua, ad 4°5 cm. longa, chartacea, supra lineolata, costa nervisque adpresse crispatim pubescentia, subtus pallidiora, mol- liter pubescentia, crenato-serrata vel obsolete crenato-serrata, nervis lateralibus utrinque ad 7 supra conspicuis subtus prominulis, nervis transversis satis distantibus pagina utraque conspicuis; petioli foliorum majorum ad fere 2 cm. longi, minorum circiter 5—7 mm, . longi, crispatim pubescentes. Spicae capituliformes, axillares, longius pedunculatae ; bracteae ovatae vel oblongae, 0°5-1:1 cm. longae, 3°5—4°5 mm. latae, extra et apicem versus intra hirsutae ; bracteolae lineari-oblanceolatae, acutiusculae, 7 mm. longae, 1°5 mm. latae. Sepala 5, subaequalia, lineari-oblanceolata, obtusiuscula, 155 ) circiter 1 cm. longa et 1°75 mm. lata, superne dense subferrugineo- glanduloso-pilosa. Corolla purpurea (ex Kerr), 4°7 cm. longa, parte basali aequali circiter 1°7 cm. longa et 1°5 mm. diametro, parte expansa 1°2 cm. diametro, lobis oblongis. Stamina 5. Ovarium 2 mm. altum apice glandulosum ; stylus inferne parce glanduloso- pubescens. Phre, Hooey Kamin, by streams, 300 m., Kerr, 988. Strobilanthes lilacinus, C. B. Clarke apud Hosseus, Emgler Bot. Jahrb., xli. p. 67 ; Hosseus, ii. p. 443. Doi Chieng Dao, 2160 m., Hosseus, 402a. Strobilanthes pentstemonoides, 7’. And.—F.B.I°,_ iv. p. 460 ; Hosseus, Engler Bot. Jahrb., xli. p. 67 ; Hosseus, ii. p. 444. Chiengmai, Doi Sootep, 600-1680 m., Hosseus, 244, Kerr, 935, 1568a, 1568b. Distr. Nepaul, Bhotan, China. Kerr 935 does not match any of the Indian specimens referred to this species but appears to be rather a well marked form with narrow and more rigid leaves. Strobilanthes rex, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 68; Hosseus, il. p. 444. Doi Intanon, 2500 m., Hosseus, 352. Strobilanthes (Buteraea) rubro-glandulosus, Crazb, a S. acumi- nato, Wall., foliis ovatis vel ovato-lanceolatis crasse irregulariter — erenatis recedit. | Suffrutex sarmentosus ; caules. parce rubro-glandulosi, minute crispato-puberuli, mox subglabri. Folia opposita ‘subaequalia vel distincte inaequalia, ovata vel ovato-lanceolata, apice acuminata, obtusa, basi cuneata, 4°5-10 cm. longa, 2°5-5 cm. lata, crasse irregulariter crenata, tenuiter chartacea, supra glabra, lineolata, subtus pallida, glandulis rubris sessilibus ornata, costa nervisque crispato-puberula, nervis lateralibus utrinque 5-6 supra conspicuis subtus prominentibus, nervis transversis supra subobscuris subtus subprominulis ; petioli foliorum oppositorum parum inaequales, 0°5-1°5 em. longi, crispatim puberuli. Spicae et axillares et terminales, saepe in paniculam terminalem dispositae, longius pedunculatae, ad 5 cm. longae ; bracteae oblongo-cuneatae, parum retusae, 8°5 mm. longae, 3 mm. latae, pilis longis glandulosis hic illic instructae ; bracteolae bracteis similes sed mixores, Calyx bilabiatus ; labium anticum e segmentis duobus fere e basi liberis spatulatis retusulis 10°5 mm. longis circiter 2 mm. latis ciliolatis constitutum, posticum 3-lobatum, 9 mm. longum. Corolla purpurea (ex Kerr), 3 em. longa. Capsula vix 1 cm. longa ; semina orbi- cularia, compressa, 1°25 mm. diametro, pilis hygroscopicis vestita. Between Lakon and Phre, near Ban Meh Tah, by streams, 300 m., Kerr, 995. Strobilanthes siamensis, C. B. Clarke, Bull. Herb. Boiss., v. (1905) p- 716; Williams, Bull. Herb. Boiss., v. (1905) p. 962; Hosseus, Engler Bot. Jahrb., xli. p. 68 et ii. p. 444, excl. F.B.L. reference. Klong Wang Djao, from Long Ison to Nong Boa, Lindhard, 55 ; Chiengmai, Doi Sootep, 450-1000 m., Kerr, 927, Hosseus, 251. 156 . Strobilanthes xanthostictus, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 68; Hosseus, ii. p. 444. Banks of Meh Ping, Wann Bao (ex Clarke, l.c.). Gutzlaffia pedunculata, Craib, a G. aprica, Hance, capitulis haud sessilibus facile distinguenda. Suffrutex ad 1°2 m. altus (ex Kerr); caules teretes, stricti, pilis brevibus sparsis scabriduli. Folia breviter petiolata, lanceolata vel ovato-lanceolata, apice acuta, basi obtusa, 3°5-7 cm. longa, 1-2°4 cm. lata, subcoriacea, margine integro recurvo, supra scabrida, subtus albo-lanata, nervis lateralibus obliquis utrinque 7 supra conspicuis subtus prominulis, nervis transversis obscuris. Capitula pauciflora, peduaculis (ramulis axillaribus) 2-6 cm. longis suffulta; bracteae conspicuae, calycem paulo excedentes, lanceolatae, acutae, ciliatae. Calyx 1°3 cm. longus, fere ad medium lobatus, lobis inaequalibus lineari-lanceolatis acutis 1 mm. latis ciliatis. Corollae purpureae pars infima aequalis 2 cm. longa, 1 mm, diametro, pars expansa 2 em. longa, 1°3 cm. diametro. Filamenta 1:2 cm. longa, basi pubescentia. Stylus breviter pubescens.—Craid, Kew Bull. 1911, p- 436. Chiengmai, in eng jungle on Doi Sootep, 360-450 m., Kerr, 1430, Barleria cristata, Linn.—F.B.I., iv. p. 488; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 105; Hosseus, Engler Bot. Jahrb., xli. p. 69; Hosseus, ii. p. 440. Bangkok, Zimmermann, 19 ; Siamese Frontier, 360 m., Candler ; Wang Djao, Hosseus, 80; Chiengmai, Doi Sootep, 300-900 m., Kerr, 815. Distr. S.E. Asia—often cultivated. Barleria lupulina, Lind/.—F.B.L., iv. p. 482, in nota. Bangkok, Lawson. Cultivated in S.E. Asia. Siamese name, Salate phang poru (ex Lawson). Used by the natives as a remedy for snake bites (Kew Bull. 1909, pp. 156 et 343). . ‘ Barleria Prionitis, Linn.—F.B.I1., iv. p. 482; Williams, Bull. Herb. Boiss., v. (1905) p. 436; Hosseus, Engler Bot. Jahrb., xli. p. 69. Sriracha, sea-shore, Kerr, 2041; Bangkok, Zimmermann, 92. Distr. Tropical Asia and Africa. Barleria siamensis, Craib, ob caules pilis deflexis strigosos, folia supra pilis paucis conspicuis distantibus rigidis instructa subtus costa nervisque praecipue molliter pubescentia distincta. Suffrutex sarmentosus, usque ad 12 m. altus (ex Kerr); caules pilis deflexis densius strigosi. Folia elliptica, elliptico-oblanceolata vel oblanceolata, apice longe acuminata, acuta, basi cuneata, 19-22 cm. longa, 5°5-7°5 cm. lata, chartacea, supra pilis paucis distantibus conspicuis rigidis instructa, subtus costa mnervisque praecipue molliter pubescentia, nervis lateralibus utrinque 7 supra conspicuis subtus prominulis ; petioli 1-15 cm. longi, pubescentes. Calycis segmenta 4; segmentum posticum ovatum, acutum, 3°5 cm. longum, 2 cm. latum, anticum ovato-lanceolatum, apice emarginatum, 3°1 cm. longum, 1°5 cm. latum, utrumque membranaceum, margine irregulariter dentato-ciliatum, nervis distinctis ; segmenta lateralia 157 17 cm. longa, 15-2 mm. lata, apice bene attenuata, ciliata. Corolla purpurea (ex Kerr), longe exserta, extus parce puberula. Discus fere 1 mm. altus, margine subintegro. Ovarium 3°5 mm. altum, cum stylo glabrum.— Craib, Kew Bull. 1911, p. 437. Chiengmai, in evergreen jungle by a stream on Doi Sootep, 690 m., Kerr, 1415. Barleria strigosa, Wialid.—F.B.I1., iv. p. 489; Hosseus, Engler Bot. Jahrb., xli. p. 69; Hosseus, ii. p. 440. Chiengmai, Doi Sootep, 300-750 m., Kerr, 822 ; Wang Djao, Hosseus, 81; Sriracha, Nawng Kaw, in evergreen jungle, 30 m., _ Kerr, 2050. Distr. S.E. Asia—often cultivated. Neuracanthus tetragonostachyus, Nees—F.B.I., iv. p. 491. Chiengmai, Doi Kum, 360 m., Kerr, 1655. Distr. Burma. Asystasiella Neesiana, Lindau. Asystasia Neesiana, Nees— F.B.L., iv. p. 496 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 105. A. chinensis, 8S. Moore—Hosseus, Engler Bot. Jahrb., xli. p. 70 ; Hosseus, ii. p. 439. Chiengmai, in evergreen jungle on Doi Sootep, 420 m., Kerr, 1400 ; Wang Djao, Koh Yai, 110 m., Hosseus, 94. Distr. Assam, Burma, China, Tonkin. Asystasia Kerrii, Craib, ab A. macrocarpa, Nees, bracteis con- spicuis, sepalis 1°] cm. longis recedit. Sufrutex sarmentosus; caules 3-5 mm. diametro, primo parce brunneo-puberuli, mox glabri, cortice brunneo vel rubro-brunneo obtecti. Folia opposita inaequalia, ovato-elliptica, ovato-lanceolata vel lanceolata, apice acuminata vel subacuminata, acuta, basi acumi- nata vel cuneata, 6-19 cm. longa, 1°5-7°3 cm. lata, utrinque fere glabra, nervis lateralibus utrinque 6-9 supra conspicuis subtus prominulis, petiolis ad 2 cm. longis suffulta. Racemi terminales, 3°5-8 em. longi; bracteae oblongo-oblanceolatae, apice breviter acuminatae, 7 mm. longae, 1°5-2 mm. latae, nervis conspicuis. Sepala 4, unum aliis paulo latius, 11 mm. longa, 1°5-2 mm. lata, ut bracteae glanduloso-pubescentia. Corolla alba, purpureo-picta (ex Kerr), 2°5 cm. longa, parte basi cylindracea 7 mm. longa 3 mm. diametro, parte inflata 7 mm. diametro, extus puberula; lobi 5, subaequales. Stamina 4, filamentis ad 1 cm. longis glabris ; anther- arum loculi subaequales, circiter 2°5 mm. longi, uno paulo altius affixo, basi mucronati. Ovarium parce hirsutum, pilis deciduis ; stylus inferne pilis divergentibus parce instructus.— Craib, Kew Bull. 1911, p. 438. Chiengmai, in evergreen jungle by a stream on Doi Sootep, 690 m., Kerr, 537; hills between Muang Prow and Chieng Dao, 600 m., in evergreen jungle by a stream, Kerr, 1042. Eranthemum acuminatissimum, Mig.—Hosseus, Engler Bot. Jahrb., xli. p. 70; Hosseus, 1. p. 440. Petchabun, 70 m. (ex Hosseus). Distr, . Java, 158 Eranthemum Parishii, C. B. Clarke—F¥.B.L., iv. p. 499; Hosseus, Engler Bot. Jahrb., xli. p. 70; Hosseus, 11. p. 440+ Chiengmai, Doi Sootep, 720-1050 m., Kerr, 938, 1779, Hosseus, 267; Pitsanulok, Nakontai, 300 m., Hosseus, 722a. Distr. Moulmein, Tenasserim. Cystacanthus abbreviatus, Craib, a C. paniculato, T. And., eui affinis, foliis basi longius attenuatis, petiolis longioribus, panicula brevi, calycis indumento breviore, corollae indumento sparsiore recedit. Suffruter sarmentosus, vix 1 m. altus (ex Kerr); ramuli primo teretes, virides, puberuli, mox tetragoni, straminei, minute scaberuli. Folia oblanceolata vel obovato-oblanceolata, apice breviter acuminata, obtusa, basi attenuata, ad 15 cm. longa, 5 cm. lata, chartacea, margine integro, supra glabra, subtus costa nervisque puberula, nervis lateralibus utrinque circiter 6 obliquis supra subprominulis subtus cum nervis transversis prominulis ; petioli usque ad 3°5 cm. longi. Flores in paniculam terminalem angustam abbreviatam dispositi; bracteae parvae, deciduae ; pedicelli circa 3 mm. longi. Calycis segmenta lineari-lanceolata, subobtusa, 7 mm. longa, 1°5 mm. lata, extra adpresse strigillosa, intra ut extra sed parcius, pilis glanduloso-capitatis ciliata. Corolla purpurea (ex Kerr), corollae C. paniculate similis nisi indumento extra parciore. Stamina 2, filamentis 12°5 mm. longis ima basi hirsutis, antheris oblongis, connectivo breviter glanduloso-hirsuto. Ovarium circiter 2 mm, altum, glabrum, stylo superne glabro inferne pilis perpaucis breviusculis patulis instructo.—Craib, Kew Bull. 1911, p. 438. Lakon, Hooey Meh Tah, by a stream, 600 m., Kerr, 1019. Andrographis tenuiflora, 7. And., vars. Chiengmai, Doi Sootep, in mixed jungle, 550 m., Kerr, 1436, in deciduous jungle, 360 m., Kerr, 2212 and at 660 m., Kerr, 1338. Of the above collections 1436 is typical A. tenuzflora, while 1338 and probably 2212 belong to the variety Parishii (TI. And., pro sp.). The writer has found it inexpedient at the present time to name ~ these plants critically since he has not seen all the plants described as new species by C. B. Clarke under Leptostachya. A duplicate of one of these is in Kew herbarium and it is certainly an Andro- graphis. The writer had hoped to see these plants by this time and drew Hosseus’ attention to the plant in Kew, but in his second paper, at page 441, he repeats C. B. Clarke’s determinations. Phlogacanthus asperulus, Nees—F.B.L., iv. p. 512. Meh Ping, Chieng Dao, in evergreen jungle, 420 m., Kerr, 1053. Distr. Bengal, Assam, China, Kerr’s plant is identical with Simon’s Khasia specimens but I do not feel sure these are quite typical. Phlogacanthus curviflorus, Nees, var. brevicalyx, C. B. Clarke— F.B.L., iv. p. 511. Chiengmai, on marshy ground in evergreen jungle on Doi Sootep, 900 m., Kerr, 957. Distr. (of var.) Lower Burma. The plant enumerated by Hosseus, Engler Bot. Jahrb,, xli. p. 69. et ii. p. 442, as P. curviflorus from the same locality is probably identical with Kerr’s plant, The calyx teeth in Kerr, 957, are 159 slightly longer than in Clarke’s types of var. brevicalyx but shorter thanin true curviflorus and the calyx is nearly glabrous on the outside as in the variety. Phlogacanthus Murtonii, Craib, a P. pubinervio, T. And. et P. Jenkinsii, C. B. Clarke, quibus affinis, calyce 3 mm. tantum longo recedit. . Folia oblanceolata, apice acuminata, basi inaequalia, acuminata vel in petiolum attenuata, 9-15°5 em. longa, 3°7-4°6° cm. lata, chartacea, utrinque glabra, nervis lateralibus utrinque circiter 9 supra conspicuis subtus prominulis nervis transversis utrinque subobscuris ; petioli ad 1 em. longi. Racemi axillares, oppositi, ad 1°5 em. longi, glabri ; bracteae lineares, parvae ; bracteolae minutae, pedicello infra medium affixae ; pedicelli ad 8 mm. longi. Calycis 3 mm. longi segmenta lineari-lanceolata, acuta. Corolla 2°2 cm. longa, glabra nisi lobis intra minute papillosis. Stamina exserta ; filamenta 1°4 cm. longa, glabra vel basi pauperrime pilosula ; antherae 2 mm. longae. Ovarium cum stylo glabrum. Capsula circiter 3 cm. longa.— Craib, Kew Bull. 1911, p. 439. Kow Hoo Wen, Murton, 68. Lepidagathis falcata, Wall. Ban 8’ Ming, foot of Meh Ping Rapids, in bamboo jungle, 135 m., Kerr, 2179. Distr. Taong Dong. Lepidagathis incurva, Don——Hosseus, Engler Bot. Jahrb., xli. p. 71; Hosseus, ii. p. 441 (excl. plant quoted). JL. hyalina, Nees— PB.L, tv.’ p. 621: Chiengmai, Doi Sootep, 960 m., Kerr, 953, at 1200 m., Hosseus, 261; Bangkok, Schomburgk, 162. Distr. S.E. Asia. Lepidagathis incurva, Don, var. semiherbacea, C. B. Clarke, PBT a¥, De Oa. Chiengmai, in mixed jungle, 330 m., Kerr, 1660. Distr. Sikkim, Assam, Burma. Lepidagathis parviflora, Blume. Chiengmai, Doi Sootep, 660 m., Kerr, 960. Distr. Java, Tonkin. Clinacanthus Burmanni, Nees—F’.B.I., iv. p. 524. Near Chantaboon, Murton, 61. Distr. Hainan, Malacca, Borneo. Justicia bicalecarata, Craib, a J. montana, Wall., antherarum loculis omnibus distincte calcaratis recedit. Suffrutex sarmentosus,? scandens (ex Kerr). Folia ovato- lanceolata vel elliptica, apice acuminata, obtusa, basi obtusa vel rotundata, 4°5-16 cm. longa, 1°6-10 cm. lata, chartacea, margine subintegro, supra glabra, subtus primo dense mollissime mox costa nervisque praecipue molliter pubescentia, nervis lateralibus utrinque ¢ supra conspicuis subtus prominulis; petioli 1-3 cm. longi. Racemi vel terminales tantum vel etiam in axillis supremis ; bracteae late oblanceolatae, apice breviter acute acuminatae, 8 mm. longae, 4mm. latae. Calycis segmenta lineari-lanceolata, acuta, 8 mm. longa, 1‘5 mm, lata, utrinque breviter adpresse fulvo-pubescentia, 160 Corolla alba (ex Kerr), 2°5 cm. longa, distincte bilabiata ; labium superum oblongum, apice emarginatum, 1°5 cm. longum, 8 mm. latum, utrinque superne pilosulum et intra basi pilosum, inferum vix ad medium 3-lobatum, lobis superne utrinque pilosulis. /ilamenta circiter 1°4 cm. longa, inferne barbata ; antherae biloculares, loculo quoque basi calcarato. Stylus inferne ut ovarium parce pubescens. —Craib, Kew Bull. 1911, p. 440. Near Muang Phre, 300 m., Kerr, 993. Lao name, Dauk Mohlah (ex Kerr). Justicia chlorantha, Craidb, ab affini J. flaccida, Kurz, petiolis haud alatis, inflorescentia spiciformi plerumque simplice, floribus multo minoribus facile distinguenda. Caules circiter 6 dm. alti, basi lignosi, primo unilateraliter pubescentes, mox glabri, subvirides, striati. Folia late ovata, ovato-oblonga vel ovato-lanceolata, apice acuminata, obtusiuscula, basi . rotundato- vel fere truncato-cuneata, 10-21°5 cm. longa, 5°7-10°5 cm. lata, membranacea, utrinque fere glabra, supra sicco viridia, subtus pallidiora, nervis lateralibus utrinque 9-10 supra conspicuis subtus prominentibus, nervis transversis pagina utraque conspicuis ; petioli foliorum oppositorum parum inaequales, ad 6°5 cm. longi, supra canaliculati et pilis crispis brunneis in lineas duas dispositis instructi. Cymae oppositae, in racemum terminalem spiciformem plerumque simplicem 10-17 cm. longum internodiis infinis 3 cm. longis dispositae ; pedunculus communis circiter 4 cm. longus, ut rhachis unilateraliter crispatim pubescens; bracteae bracteolaeque parvae. Calyx 2 mm. longus, lobis 5 acutis ciliolatis. Corolla viridis (ex Kerr), 5°5 mm. longa ; labium posticum erectum, emarginatum, anticum 3-lobatum. Stamina subinclusa. Capsula oblonga, circiter 1 cm. longa, inferne in stipitem contracta, parce pubescens. Semina depresso-globosa, circiter 2 mm. diametro, verrucosa. | Meh Ping Rapids, Ban Kaw, in mixed jungle, Kerr, 2023. Justicia decumbens, Crazb, ab J. flaccida, Kurz, petiolis haud vel vix alatis facile distinguenda. Caules decumbentes, nodis inferioribus radicantes, primo bifaci- aliter pubescentes, mox glabri. lia elliptica vel ovato-lanceolata, apice acuminata, obtusa, basi attenuata, 6-18 cm. longa, 2-6°5 cm. lata, membranacea, utrinque fere glabra, supra lineolata, subtus pallidiora, nervis lateralibus utrinque circiter 8 supra conspicuis, subtus prominulis, nervis transversis utrinque conspicuis, petiolis ad 4 cm. longis supra canaliculatis parece pubescentibus suffulta. Panicula terminalis, ei J. flaccidae similis ; bracteae bracteolaeque parvae. Calyc 2 mm. longus, lobis lineari-lanceolatis acutis ciliolatis. Corolla alba nisi labio antico purpureo-picta (ex Kerr), 1°5 em. longa ; labium posticum erectum, anticum breviter 3-lobatum. Stamina 2, subinclusa. Chiengmai, Doi Kum, by stream, 330 m., Kerr, 1658. Justicia diffusa, Willd—F.B.1., iv. p. 538. J. diffusa, Willd., var. orbiculata, Williams, Bull. Herb. Boiss., v. (1905) p. 436, pro parte ; Hosseus, Engler Bot. Jahrb., xli. p. 71, pro parte. Anhin, Schomburgh, 253, 161 Var. orbiculata, C. B. Clarke, F.B,1., l.c.; Williams, Le., pro parte ; Hosseus, l.c., pro parte. | Anhin, Schomburgk, 273; Sriracha, among grass by sea, Kerr, 2133. Distr. India. Justicia fragilis, Wall.—F.B.L, iv. p. 528. J. Gendarussa, Williams, Bull. Herb. Boiss., v. (1905) p. 436; Hosseus, Engler Bot. Jahrb., xli. p. 72—at least in part—non Linn. f, Bangkok, Schomburgh, 140. Distr. Mergui, Tonkin. Justicia Gendarussa, Linn. f—F.B.L., iv. p. 532; For. Fl. Burma, ii, p. 247; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 106; Williams, Bull. Herb. Boiss., v. (1905) p. 436 et Hosseus, Engler Bot. Jahrb., xli. p. 72, excl. planta Schomburgkiana. Bangkok, Lawson, Zimmermann, 126; between Raheng and Paknampo, 105 m., Kerr, 501; Chiengmai, foot of Doi Sootep, 360 m., Kerr, 529; Phre, 180 m., Luang Vanpruk, 192; Koh Chang, Schmidt, 820. Distr. China and Malay Archipelago to Africa, Lao name, Bua Ha (ex Luang Vanpruk). Used by the natives as a remedy for snake bites (Kew Bull., 1909, pp. 156 et 343). Justicia glabra, Koen.—F.B.L., iv. p. 535. Meh Ping Rapids, Ap Nang, in mixed jungle, 150 m., Kerr, 2192, Distr. India [Java, ex F.B.L.] Justicia khasiana, C. B. Clarke, ¥.B.I., iv. p. 537 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 106. J. pr ocumbens, var, latispica, Hosseus, li. p. 441. Doi Chieng Dao, 2170 m., Hosseus, 403. Distr. Khasia, Upper Burma. This plant agrees with the specimen referred to J. hhasiana by Coll. and Hemsl., l.c. and differs but slightly from the type in the rather broader leaves and less hispid stem. Justicia procumbens, Linn.—F.B.I., iv. p. 539 ; Coll. et Hemsl., Journ. Linn. Soce., xxviii. p. 106 ; Hosseus, Engler Bot. Jahrb., xli. p. 72 ; Hosseus, ii. p. 441; Williams, Bull. Herb. Boiss., v. (1905) 962. = Chiengmai, Doi Sootep, 300-700 m., Kerr, 1368, Hosseus, 279 ; Raheng, Tapotsah, Lindhard, 25; Kau Phra Dang, Hosseus, 159 ; Muang Hawt, in open grassy jungle, 2!0 m., Kerr, 2205. Distr. S.E. Asia to Australia. The Siam plant belongs to the form Jatispica, C. B. Clarke, F.B.I., Le. Justicia quadrifaria, Wall.—F.B.L., iv. p. 530; Hosseus, Engler Bot. Jahrb., xli. p. 72. J. Zollingeriana, C. B. Clarke, F.B.I., iv. p. 530. Chiengmai, Doi Sootep, 1200-1680 m., Kerr, 1101, 1287, Hosseus, 228. Distr. §. China, Burma, Assam, Java. Justicia quinqueangularis, Koen.—F.B.L., iv. p. 536. Chiengmai, edge of paddy fields, 300 m., Kerr, 803. Distr. Central India to Bengal, 21218 L 162 Justicia ventricosa, Wall.—F.B.I1., iv. p. 526; For. Fl. Burma, ii. p. 248; Williams, Bull. Herb. Boiss., v. (1905) p. 436 ; Hosseus, Engler Bot. J ahrb., xli. p. 72. Between Lakon and Phre, near Ban Meh Tah, 300 m. 5 flee 994; Chantaboon, Murton, 70. Distr. Burma, S. China. Adhatoda Vasica, Nees—F.B.I., iv. p. 540; Coll. et Hemsl., Journ, Linn, Soe., xxviii. p. 108; Hosseus, Engler Bot. Jahrb., xh. p. 72. Dei Saket, Ban Sun Pah Suk, 600 m., Kerr, 1025; Bangkok, Schomburgk, 153. Distr. Ki, Asia. Sphinctacanthus. siamensis, C. B. Clarke apud Hosseus, Engler Bot. Jahrb., xli. p. 73; Hosseus, ii. p. 442. Meh Ping Banks, Bao, 450 m. (ex Clarke). Graptophyllum hortense, Nees—F’.B.I1., iv. p. 545. Bangkok, Zimmermann, 149. Distr. India, Malaya. Rungia parviflora, Nees —F.B.L., iv. p. 559; Williams, Bull. Herb. Boiss., v. (1905) p. 437; Hosseus, Engler Bot. Jahrb., xli. p. 71; Hosseus, i. p. 442. Tapotsah, Lindhard, 7; near Ban Takilek, 300 m., Hosseus, 323. Var. pectinata, C. B. Clarke, F.B.L, Lc. ; Howes Le. Chiengmai, Doi Sootep, 600 m, "ere: 1426, 2217, 1600 b; banke of Meh Ping, opposite Ban Salu, 360 m. , Hosseus, 383. Distr. India, China, Indo-China. Dicliptera riparia, Nees—F.B.I1., iv. p. 553 ; Hosseus, Engler Bot. Jahrb., xli. p. 71 ; Hosseus, ii. p. 440. Ban Takilek, 300 m., Hosseus, 322. Distr. ower Burma. Dicliptera Roxburghiana, Nees—F’.B.I., iv. p. 553. Chiengmai, 300 m., Kerr, 1632—“ a garden weed.” Distr. N. India, Assam. Peristrophe lanceolaria, Nees—F.B.I., iv. p. 555; Hosseus, Engler Bot. Jahrb., xli. p. 71 ; Hosseus, i. p. 442. Chiengmai, Doi Sootep, 700-800 m., Kerr, 921, Hosseus, 271; Pitsanulok, Nakontai, 150-200 m., Hosseus, 721. Distr. Assam, Burma. Leptostachya spp.—v. sub Andrographis tenuiflora. VERBENACEAE. Lantana Camara, Linn.—F.B.I., iv. p. 562, in nota. ? L. mixta, Linn.—For. Fl. Burma, ii. p. 253. Chiengmai, on waste ground, 300 m., Kerr, 711; Bangkok, Zim- mermann, 33, 170; collected on a journey from Tavoy to Bangkok, “very common Siamese plant,” Candler. Distr. ‘Tropics. Lantana indica, Roxb.—F.B.L, iv. p. 562; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 109. Meh Ping, Muang Hawt, 240 m., Kerr, 2014, Distr. ‘Trop. Asia. ) 163 Stachytarpheta indica, Vah/—F.B.L., iv. p. 564; Williams, Bull, Herb. Boiss., v. (1905) p. 430. Ban Tak, on waste ground, 120 m., Kerr, 2171. Distr, ‘Tropics. Duranta Plumieri, Jacq. Bangkok, Zimmermann, 11, 159. Native of America—often cultivated in the tropics. Callicarpa arborea, Rorb.—F.B.L., iv. p. 567; For. Fl. Burma, ii. eet: Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 109. C. lanata, osseus, li. p. 429, non Linn. Chiengmai, Doi Sootep, 900 m., Kerr, 691; Doi Saket, 1000 m., Flosseus, 618. Distr. India, Burma, Assam, Yunnan, Malaya. Lao name, Suk ki kai (ex Kerr). Hosseus’ plant in the shape of the leaves is very similar to C. villosa, Roxb. (C. arborea, var. villosa, King et Gamble) which came originally from Sylhet. In no case can it be referred to the Indian C. lanata. Callicarpa cana, Linn.—F.B.I., iv. p. 568; Williams, Bull. Herb. Boiss., v. (1905) p. 430. Chiengmai, in scrub jungle, 300 m., Kerr, 1226; Cape Ngob, Schmidt, 5. Distr. Hainan, Malaya, Philippines, Indies. Tectona grandis, Linn. f—F.B.1., iv. p. 570; For. Fl. Burma, ii, p. 259 ; Williams, Bull. Herb. Boiss., v. (1905) p. 430. Chiengmai, Doi Sootep, in mixed jungle, 330 m., Kerr, 1297. Distr. India, Burma, Malaya—often cultivated. Lao name, Mai Suk (ex Kerr). Premna fulva, Craib, affinis P. barbatae, Wall., sed ramulis novellis petiolisque conspicue fulvo-pubescentibus facile distinguenda. Suffrutex sarmentosus ? vel scandens (ex Kerr); ramuli juventute conspicue fulvo-pubescentes, striati, mox fere glabri, cortice rubro- brunneo obtecti. Folia variabilia, ovata, oblongo-ovata, oblongo- obovata, ovato-lanceolata vel subelliptica, apice acuminata, acuta, rarissime rotundata, basi late cuneata, rotundata vel subcordata, 4-14°5 cm. longa, 2°8-8°5 cm. lata, chartacea, margine irregulariter crenato-serrata, nonnunquam integra, supra pilis paucis rigidiusculis flavis instructa, subtus molliter pubescentia, nervis lateralibus utrinque 5-6 obliquis pagina superiore conspicuis inferiore pro- minentibus nervisque transversis prominulis; petioli foliorum oppositorum parum inaequales, 2—-5°5 cm. longi, ut ramuli fulvo- pubescentes. Cymae in corymbas terminales ad 6 cm. longas et 9 cm. latas dispositae ; bracteae lineares, acutae, infimae ad 7 mm. longae. Calyx subbilabiatus, 2°5 mm. longus, 2°5 mm. diametro, lobis subaequalibus brevibus apice rotundatis. Corollae viridis tubus circiter 2 mm. longus, intus superne villosus ; labium posticum oblongum, vix retusum, 2 mm. longum, vix 2 mm. latum, inferum 3-lobatum, lobis apice rotundatis. Filamenta ad 2:5 mm. longa, glabra. Ovarium globosum, 1 mm. diametro, apice pilis paucis erectis instructum; stylus 4 mm. longus, apice breviter bifidus, glaber.— Craib, Kew Bull. 1911, p. 442. Chiengmai, Doi Sootep, 660 m., Kerr, 1085, 21218 L, 2 164 Premna herbacea, Roxb.—F.B.I., iv. p. 581. Chiengmai, in deciduous jungle on Doi Sootep, 330-600 m., Kerr, 1218. 7 | Distr. Himalayas, Assam (S. Deccan Peninsula, ex F.B.1.). Premna integrifolia, Linn.—F.B.I., iv. p. 574; Williams, Bull. Herb. Boiss., v. (1905) p. 431. P.. serratifolia, Linn.—For. FI. Burma, ii. p. 262. aos Sriracha, by beach, Kerr, 2099; Koh Chang, Lom Rock, Schmidt, C1. OV Distr. Trop. Asia, Australia, Africa. Premna nana, Coll. et Hemsi., Journ. Linn. Soc., xxviii. p. 109. Chiengmai, Doi Sootep, in deciduous jungle, 300-600 m., Kerr, 1327. ) Distr. Upper Burma. Gmelina arborea, Linn.—F.B.I., iv. p. 581; For. Fl. Burma, il. p. 264; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 110. Chiengmai, Doi Sootep, 690-900 m., Kerr, 540, Hosseus, 576 (as to flowers only—the leaves being evidently those of - Columbia floribunda, Wall., Herb. Kew! Hoss.! et Copenhagen !). Distr, S.E. Asia. Gmelina villosa, Rord.—F.B.I., iv. p. 582. G. asiatica, Kurz, For. Fl. Burma, ii. p. 265 (ex Brandis). Kanburi, Teysmann, 5941. Distr. Burma, Malaya. Vitex canescens, Kurz—F.B.1., iv. p. 586; For. Fl. Burma, i. p. 270; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 110. Phre, 120-180 m., Luang Vanpruk, 143; Chiengmai, 300 m., Kerr, 1705 ; Doi Sootep, 330 m., Kerr, 1766. Distr. Assam, Burma, Yunnan. Vitex limonifolia, Wall—F.B.1., iv. p. 584; For. Fl. Burma, i. p. 271; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 110; Williams, Bull. Herb. Boiss., v. (1905) p. 431. Phre, 150-240 m., Luang Vanpruk, 184; Meh Ping, Doi Noi, 300 m., Kerr, 2011. Distr. Burma. Lao name, Tin Nok (ex Kerr et Luang Vanpruhk). Vitex peduncularis, Wall—F.B.L., iv. p. 587. Chiengmai, in mixed jungle at foot of Doi Sootep and in deciduous jungle on lower slopes of Doi Sootep , 300-450 m., Kerr, 572 ; Phre, 156-240 m., Luang Vanpruk, 122. Distr. Bengal, Assam, Burma. Vitex pubescens, Vah/I—F.B.1., iv. p. 585; For. Fl. Burma, ii. p- 271; Williams, Bull. Herb. Boiss., vy. (1905) p. 431. Sriracha, Nawng Kaw, in evergreen jungle, 30 1n., Kerr, 2079. Distr. India, Burma, Assam, Malaya. Siamese name, Kon S’maw (ex Kerr). Vitex trifolia, Linn.—F.B.1., iv. p. 583; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 110. V. Agnus-castus, Linn., var. trifolia, Kurz, For. Fl. Burma, ii. p. 270. Chiengmai, in scrub jungle, 330.m., Kerr, 1248 ; Rayong, Schmidt. Distr, India to Japan and southwards to N. Australia, 165 Schmidt’s plant is typical var. uwnifoliata but some of Dr. Kerr’s specimens show trifoliolate associated with unifoliolate leaves on the same branches. Vitex sp. | _Me Yuak Phre, 240 m., Luang Vanpruk, 241—very young, “ Clerodendron calamitosum, Linn. (ex parte) ”—Hosseus, ii. p. 429. Wang Djao, 100 m. (ex Hosseus). Clerodendron Colebrookianum, Walp.—F.B.I., iv. p. 594. Chiengmai, on the edge of a clearing on Doi Sootep, 720 m., Kerr, 812. Distr. §S.H. Asia. Clerodendron Garrettianum, Craib, ab affini C. Fortunei, Hemsl., foliis basi haud attenuatis, panicula subnutante, corollae extra puberulae tubo gracili 2 cm. tantum longo, lobis usque ad 1 cm. longis recedit. Sujrutex sarmentosus, ad 1*2 m. altus (ex Kerr) ; ramuli graciles, primo puberuli, mox glabri, cortice brunneo vel rubro-brunneo obtecti. Folia oblonga vel oblongo-lanceolata, apice acuminata, acuta, basi plerumque latissime cuneata sed interdum cuneata, cuneato-rotundata vel truncato-subcordata, parum inaequalia, 5°5-19 cm. longa, 1°5- 5°8 cm. lata, tenuiter chartacea, subintegra, ciliolata, supra parcissime setulosa, subtus costa nervisque puberula, nervis latera- libus utrinque 7-9 duobus basalibus plerumpue valde obliquis, supra cum nervis transversis conspicuis subtus prominentibus; _petioli foliorum oppositorum parum inaequales, 0°5-5 cm. longi, supra -canaliculati, puberuli. Panicula terminalis, subnutans, circa 5 cm. longa, 6 cm. lata, pedunculo communi 2-3 em. longo suffulta; bracteae infimae lanceolatae, acuminatae, foliaceae,ad 1°3 cm. longae ; pedicelli ad 8 mm. longi, ut ramuli novelli puberuli. Calycis extra puberuli tubus vix 2 mm. longus, lobi lanceolati, acuti, circa 5 mm. longi et 1°5 mm. lati. Corollae albo-viridis extra puberulae tubus 2 cm. longus, vix 1 mm. diametro, lobi subaequales, oblongo- spatulati, usque ad 1 cm. longi et 2°75 mm. lati, ciliolati. Stamina apicem versus tubi inserta, filamentis 1:7 cm. longis glabris, antheris oblongis 1‘5mm.longis. Ovarium glabrum ; stylus gracilis, 3°2.cm. longus, glaber, apice breviter bifidus.—Craib, Kew Bull. 1911, p. 444. | Chiengmai, in evergreen jungle on Doi Sootep, 690-900 m., Kerr, 1309, 1435, Clerodendron infortunatum, Gaertn.—F.B.L., iv. p. 594; For. FI. Burma, ii. p. 267; Williams, Bull. Herb. Boiss., v. (1905) p. 432 ; Hosseus, ii. p. 429. Chiengmai, Doi Sootep, 300-750 m., Kerr, 1094; Bangkok, Schomburgk, 106; Siam, Teysmann, 5957. Distr. S.H. Asia. Clerodendron neriifolium, Wall.—F.B.1., iv. p. 589. C. inerme, Gaertn., var. nertifolium, Kurz, For. Fl. Burma, ii. p..266. Sriracha, en sea shore, Kerr, 2039, 2127.. Distr. S.E. Asia, Pacific Is., Australia. The writer is still doubtful whether C. neritfolium is really distinct from C. inerme. Both plants have been referred to the former species chiefly on account of the glandular corolla. 166 Clerodendron paniculatum, Linn.,? var. diversifolia, C. B. Clarke— F.B.L., iv. p. 593. | Chiengmai, Doi Sootep, in deciduous jungle, 300-720 m., Kerr, 762. Distr. (of var.) Moulmein. Clerodendron serratum, Spreng., var. Wallichii, C. B. Clarke, F.B.L., iv. p. 592. Chiengmai, Doi Sootep, Kerr, 735, 735a, 754. 4 On these three collections Dr. Kerr’s remarks are as follows :— 735. Small tree about 20 ft. high in evergreen jungle at 3000 ft. (collected 18th July, 1909). 735a. Low thin bush about 3 ft. high, otherwise similar to 735, in evergreen jungle at 3600 ft. (collected same day as 735). 754. Annual shoots about 2-3 ft. high from perennial rootstock in deciduous jungle at 1000-1500 ft. (collected 8th Aug., 1909). Clerodendron Vanprukii, Crazb, a C. serrato, Spreng., calyce haud truncato, bracteis valde diversis recedit. Ramuli graciles, puberuli, striati. Fodiia elliptico-lanceolata vel ovato-lanceolata, apice acuta, basi in petiolum brevem attenuata, 9-20 cm. longa, 5-9 cm. lata, membranacea vel tenuiter chartacea, profunde irregulariter biserrata, supra puberula, subtus costa nervisque pilosula, nervis lateralibus utrinque circiter 8 intra marginem arcuatis supra cum nervis transversis conspicuis subtus prominulis. Panicula terminalis, circiter 12 cm. longa, 3 cm. diametro ; pedunculi communi oppositi, ad 1*3 cm. longi; bracteae subrhomboideae, apice rotundatae, ad 2°5 em. longae et 2°5 cm. latae, margine a medio apicem versus crenato-serratae, ciliatae, rufo- pubescentes.— Craib, Kew Bull. 1911, p. 444. Phre, Hooey Kamin, 240 m., Luang Vanpruk, 207. Glossocarya mollis, Wall—F.B.L., iv. p. 598; For. Fl. Burma, i, p. 257; Hosseus, ii, p. 430. | Banks of Menam, Hosseus, 5. Distr. Moulmein. Hymenopyramis brachiata, Wall—F.B.1., iv. p. 598; For. Fl. Burma, ii. p. 258 ; Coll. et Hemsl., Journ. Linn. Soc., xxvii. p. 111. Phre, 120 m., Luang Vanpruk, 178; Meh Ping, Ban Na, Kerr, 2017a; Muang Hawt, Kerr, 2017. Distr. Burma. Lao name, Kua Kha pua (ex Lwang Vanpruk). Hymenopyramis siamensis, Craib, ab H. brachiata, Wall., indu- mento diverso, calyce fructescente multo majore recedit. Suffrutex petiolis arcuato-deflexis scandens ; ramuli subferrugineo- tomentelli ; rami latere altero brunnei, puberuli, altero subfer- rugineo-tomentelli, striati, lentivellis (?) in lineas 8 regulariter dispositis instructi. Folia plus minusve elliptica, apice acuminata, acuta, basi late cuneata, ad 14 cm. longa et 7°5 em. lata, supra parce brunneo-pilosula, subtus molliter pubescentia, glandulosa prae- tereaque hic illic pilis rigidis erectis nigris instructa, chartacea, nervis lateralibus utrinque 6-8 supra leviter impressis subtus prominentibus, nervis transversis supra leviter impressis subtus prominulis ; petioli ad 2-4 cm. longi, subferrugineo-tomentelli praetereaque pilis paucis atris instructi. Jnforescentia generis. 167 Calyx infructescens pedicello ad fere 2 cm. longo suffultus, ad 5°2 em. longus, basi poculiformis, utrinque pubescens. Fructus dense albo-hirsutus.— Craib, Kew Bull. 1912, p. 154. Sriracha, Nawng Kaw, in evergreen jungle, 30 m., Kerr, 2087. Siamese name, Wang Sum (ex Kerr). Symphorema involucratum, Roxb.—F.B.I1., iv. p. 599; For. FI. Burma, ii. p. 254; Coll. et Hemsl., Journ. Linn. Soc., xxviii. Teait. Phre, Hooey Kamin, 180 m., Kerr, 991. Distr. §. India, Burma. Sphenodesme (Eusphenodesme) mollis, Crazb, ob folia subtus parce molliter pubescentia distincta. Suffrutex scandens ; ramuli primo tomentelli, mox parce pilosuli ; rami glabri, cortice brunneo-cinereo parce lenticellato obtecti. Folia oblongo-elliptica, apice acuminata, acuta, basi late cuneata, 4-12 cm. longa, 2—8°5 cm. lata, chartacea, supra pilosula, subtus parce molliter pubescentia sed costa brevius adpresse pubescentia, nervis lateralibus utrinque 5-6 supra leviter impressis subtus prominentibus, nervis transversis supra subimpressis subtus prominulis ; petioli eirciter 1 cm. longi, tomentelli. Cymae capitatae, 7-florae, in paniculas terminales dispositae ; bracteae cuiusque capituli 6, oblan- ceolatae vel oblanceolato-spatulatae, apiculatae, circiter 2 cm. longae et 6 mm. latae, utrinque pilosulae, plus minusve distincte nervatae. Calyx extra subsericeus, intra superne pilosulus ; tubus 3°5 mm. longus ; lobi deltoidei vel late deltoidei, 1°25 mm. longi, -apice breviter bifidi. Corollae tubus 4°75 mm. longus, lobi oblongi, apice rotundati, circiter 3 mm. longi et 2°25 mm. lati, intra basi dense villosi. Stamina paullo exserta. Ovarium pilis albidis erectis rigidiusculis obtectum, circiter 1 mm. altum ; stylus circiter 6°5 mm. longus, apice bifidus, glaber.— Craib, Kew Bull. 1912, p. 154. Sriracha, Nawng Kaw, in evergreen jungle, 30 m., Kerr, 2075. Sphenodesme pentandra, Jackh—F.B.L., iv. p. 602; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 111. S. Jackiana, Schauer—Williams, Bull, Herb. Boiss., v. (1905) p. 432. Symphorema Jackianum, Kurz, For. Fl. Burma, ii. p. 255. Meh Ping, Chieng Dao, in evergreen jungle, 390 m., Kerr, 1059 ; Chiengmai, in evergreen jungle on Doi Sootep, 750 m., Kerr, 1741. Distr, Burma, Assam, Malaya. Congea tomentosa, Roxb.—F.B.1., iv. p. 603 ; For. Fl. Burma, 11. p- 256; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 111. Chiengmai, 300 m., Kerr, 533, Hosseus, 370 ; Phre, 120-180 m., Luang Vanpruk, 163. Distr. Bengal, Burma, Assam. In the length of the calyx teeth these specimens are intermediate between the type and var. azurea, C. B. Clarke. Hosseus ii. p. 429 refers his 370 to C. azurea, Wall., forma. He also refers other collections which the writer has not seen to C. azurea, Wall. and to C. tomentosa, Roxb. After further exami- nation of the material in the herbarium the writer is forced to the conclusion that these two are but forms of one species. 168 Avicennia officinalis, Zinn.—F.B.I1., iv. p. 604; Williams, Bull. Herb. Boiss., v. (1905) p. 432. A. tomentosa, Kurz, For. Fl. Burma, i. p. 276. Sriracha, below high water mark, Kerr, 2095. Distr. ‘Tropical coasts. LABIATAE.” Geniosporum strobiliferum, Wal/—F.B.L., iv. p. 610. | Chiengmai, in eng jungle on Doi Sootep, 300-600 m., Kerr, 771 and in evergreen jungle, 1350-1500 m., Kerr, 2238. Distr. Himalayas, Assam, Yunnan. Nosema capitatum, Prain, Journ. As. Soc. Beng., Ixxiii. p. 20 ; Hosseus, ii. p. 433. Elsholtzia blanda, Hosseus, i. p. 498, non Benth. Kanburi, Teysmann; Pitsanulok, Ban Jang, 120 m., Hosseus, 700. Acrocephalus capitatus, Benth.—F.B.1., iv. p. 611; Willams, Bull. Herb. Boiss., v. (1905) p. 961; Hosseus, i. p. 501. Chiengmai, in deciduous jungle on Doi Sootep, 330 m., Kerr, 1524b; Wang Djao, Lindhard, 22. Distr. India, China, Indo-China, Malay Archipelago. Orthosiphon rubicundus, Benth.— F.B.I., iv. p. 614; Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 112. Chiengmai, in deciduous jungle on Doi Sootep, 300 m., Kerr, 655. Distr. India, Burma. Kerr’s plant is identical, with that collected by Collett in the Shan Hills and belongs probably to the form virgatus (Benth., pro sp.). Orthosiphon stamineus, Benth.—F.B.1., iv. p. 615; Williams, Bull. Herb. Boiss., v.. (1905) p. 430; Hosseus, i. p. 501. Chiengmai, on waste ground by roadside, Kerr, 2004; Bangkok, Schomburgk, 119; Sriracha, Nawng Kaw, by side of railway track, 30 m., Kerr, 2061. Dee. Distr. §.E. Asia to Australia. ~ Plectranthus Gerardianus, Benth.—F.B.1., iv. p. 617; Hosseus, 1. p. 499 et ii. p. 433. Chiengmai, Doi Sootep, 900 m. (ex Hosseus). Distr. India, Khasia (Yunnan ?). Plectranthus hispidus, Benth.?—F.B.1., iv. p. 618; Coll. et Hemsl., Journ. Linn. Soe., xxviii. p. 113; Hosseus, ii, p. 434. P. scrophilarioides, Hosseus, i. p. 500, non Wall. | Chiengmai, Doi Sootep, 1650 m., Hosseus, 203. Distr. Burma, Assam. “ Plectranthus menthoides, Benth. vel aff.”—Hosseus, ii. p. 434. Salvia Moorcroftiana, Hosseus, i. p. 498, non Wall. Doi Chieng Dao, 2000-2200 m., Hosseus, 404. Plectranthus racemosus, Hems/.—Hosseus, i. p. 500 et 11, p. 434. Doi Chieng Dao, 2000 m. (ex Hosseus). es 8 In Hosseus i. p. 500, this collection is referred definitely to P. racemosus but in ii. p. 434, it is enumerated as a form of that species. . * In a footnote to the Labiatae in Hosseus’ paper ‘ Beitriige Zur Flora Siams,’ Bot. Centralbl. Beihefte xxvii. 2, it is stated that the determinations of the Labiatae are by Dr. Muschler. 169 Plectranthus striatus, Benth.—F.B.L., iv. p. 618 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 113; Williams, Bull. Herb. Boiss., v. (1905) p. 430 et Hosseus, i. p. 500, in part; Hosseus, ii. p. 434. P. Volkensianus, Muschler, Fedde Rep. Nov. Sp., iv. p. 268; Hosseus, i. p. 500. Chiengmai, Doi Sootep, 660-1020 m., Kerr, 871; Doi Intanon, 500 m., Hosseus, 326; (? Siam), Candler. Distr. N. India, Assam, Burma, 8. China. Schomburgk, 120 quoted by Williams and Hosseus under this species is Ocymum sanctum, Linn, Plectranthus ternifolius, Don—F.B.L., iv. p.621; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 113; Hosseus, ii. p. 434. P. Hosseusii, Muschler, Fedde Rep. Nov. Sp., iv. p. 268; Hosseus, i. p. 500 et li. p. 433. Elsholtzia Thomsoni, Hook. f., F.B.1., iv. p. 643. Chiengmai, Doi Sootep, 1350-1580 m., Hoasseus, 259, Kerr, 1589b; Doi Intanon, 1120 m., Hosseus, 334. Distr. N. India, China, Indo-China. “Plectranthus sp. aff. Azspidus, Benth.”—Hosseus, ii. p. 434. P. incisus, Hosseus, i. p. 500. Doi Chieng Dao, 1300 m. (ex Hosseus). Perilla ocimoides, Linn.—}’.B.L., iv. p. 646 ; Hosseus, i. p. 498 et ll. p. 433. Doi Chieng Dao, 1300 m. (ex Hosseus), Distr. India, Indo-China, China—often cultivated. Pogostemon fraternus, Mig.—}].B.1., iv. p. 635; Hosseus, ii. p. 433. Stachys scaberula, Hosseus, i. p. 497, non Vatke. Chiengmai, Doi Sootep, 1650-1700 m., Kerr, 1646, Hosseus, 198. Distr. Sikkim, Manipur, Java. Pogostemon glaber, Benth.—F:B.I., iv. p. 633; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 114. Chiengmai, Doi Sootep, 1650 m., Kerr, 1684. Distr. Sikkim, Nepaul, Burma. Differs from typical P. glaber in the nerves on the uader surface of the leaf having a few scattered hairs and in the rather denser indumentum of the upper leaf surface and peduncles. Dysophylla auricularia, Blwme—¥.B.I., iv. p. 638; Williams, Bull. Herb. Boiss., v. (1905) p. 430 ; Hosseus, i. p. 498. Chiengmai, Doi Sootep, 720 m., Kerr, 746 ; Koh Chang, Schmidt, 261. . Distr. S.E. Asia. Dysophylla crassicaulis, Benth.—F.B.I1., iv. p. 640; Hosseus, ii. p. 431 (crapicaulis). D. gracilis, Hosseus, 1. p. 499, non Dalz. ~ Between Wann Bao and Chieng Dao, 400 m. (ex Hosseus). Distr. Himalayas, Bengal, Assam. Dysophylla Helferi, Hook. f., F.B.1., iv. p. 640 ; Hosseus, 1. p. 499 et 1. p. 431. 3 Pitsanulok, Ban Jang, 120 m. (ex Hosseus). Distr. Tenasserim. 170 Dysophylla Koehneana, Muschler, Fedde Rep. Nov. Sp., iv. p. 269; Hosseus, i. p. 499 et i. p. 431. Pitsanulok, Ban Jang, 120 m., Hosseus, 704. Dysophylla linearis, Benth—F.B.I., iv. p. 639; Hosseus, ii. p. 431, nec Hosseus, i. p. 499. Doi Sootep, 700-750 m. (ex Hosseus). Distr. Khasia. Dysophylla pentagona, C. B. Clarke ex Hook. f., ¥.B.L., 5 641; Hosseus, ii. p. 431. DD. linearis, Hosseus, i. p. 499 i tease in part), non Benth. Chiengmai, Doi Sootep, 330 m., Kerr, 1465, 700 m., Hosseus, 272. Distr. Chota Nagpur. Dysophylla verticillata, Benth.—F.B.I., iv. p. 639 ; Hosseus, i. p. 499 et il. p. 431. « Pitsanulok, Ban Jang, 120 m. (ex Hosseus). Distr. India eastwards to J apan and southwards to Australia. Dysophylla sp. affinis D. peguanae, Prain et D. Koehneanae, Muschler. D. peguana, C. B. Clarke apud Ostenfeld, Bull. Herb. Boiss., v. (1905) p. 717; Williams, Bull. Herb. Boiss., v. (1905) p- 961; Hosseus, i. p. 499, viz Prain. Rabaie Wang Djao, near Tapotsah, Lindhard, 25. Colebrookia oppositifolia, Smith—F.B.1., iv. p. 642; For. Fl. Burma, ii. p. 277 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 114 ; Hosseus, il. p. 430. Doi Chieng Dao, 1700 m., Hosseus, 412. Distr. India, Burma, Yunnan. Elsholtzia blanda, Benth.—F.B.I., iv. p. 643; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 114; Hosseus, ii. p. 432. Teuerium quadrifarium, Hosseus, i. p. 495, non Ham. Chiengmai, Doi Sootep, 1680 m., Hosseus, 239. Distr, EK. Himalayas, Burma, Assam, Yunnan, Sumatra. Scutellaria glandulosa, Hook. f—F.B.L., iv. p. 669; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 115. Chiengmai, Doi Sootep, 300-600 m., Kerr, 659. Distr. Burma. Anisomeles ovata, R. Br.—F.B.L., iv. p. 672; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 115; Williams, Bull. Herb. Boiss., v.. (1905) p. 961 ; Hosseus, i. p. 498. Chiengmai, in mixed and scrub jungles on Doi Sootep, 330-660 m., Kerr, 1490, 2241. Distr. §S.E. Asia. Colquhounia coccinea, Wail., var. mollis, Prain, Journ, As. Soc. Beng., Lxii. p. 37 ; Hosseus, ii. p, 430, C. vestita, Hook. f., F.B.L., iv. p. 674, pro parte ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 116, non Wall. Gomphostemma phlomoides, Hosseus, i. p. 496, non Benth. Doi Chieng Dao, 2180 m., Hosseus, 399. Distr. EH, Himalayas, Burma, Assam. 171 Colquhounia elegans, Wall., var. typica, Prain, Journ. As. Soc. Beng., lxii. p. 37 ; Hosseus, il. p. 431. C. elegans, Wall.—F.B.L., iv. p. 674; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 116. Phlomis albiflora, Hosseus, i. p. 497, non Hemsley. Doi Chieng Dao, 2000 m., Hosseus, 410. Distr. Burma, Manipur. Colquhounia elegans, Wall., var. tenuiflora, Prain, Journ. As. Soc. Beng., lxii. p. 38; Hosseus, ii. p. 430. C. elegans, Kurz, For. FI. Burma, ii. p. 278, non Wall. (ex Prain, l.c.). C. tenuiflora, Hook. f., F.B.L., iv. p. 674. Stachys siamensis, Muschler, Fedde Rep. Nov. Sp., iv. p. 270; Hosseus, i. p. 497. Chiengmai, Doi Sootep, Hosseus, 196; Doi Sootep, 1650 m., Kerr, 1680. Distr. Burma, Yunnan. Leonurus sibiricus, Zinn.—F.B.1., iv. p. 678; Coll. et Hemsl., Journ, Linn, Soc., xxviii. p. 116. Chiengmai, 300 m., Kerr, 1662—“ a garden weed.” Distr. Trop. Asia, America. Leucas aspera, Spreng.—F.B.1., iv. p. 690; Williams, Bull. Herb. Boiss., v. (1905) p. 961; Hosseus, i. p. 432, in part. L. stelligera, Williams, l.c. p. 430 ; Hosseus, i. p. 497, in part, et ii. p. 432, in footnote, non Benth. Wang Djao, river banks, Hosseus, 29, Lindhard, 76; Bangkok, Zimmermann, 168 ; Chiengmai, 300 m., Kerr, 1917—common weed on waste ground. | Distr. India, Malay Archipelago, Mauritius. Leucas Collettii, Prain, Journ. As. Soc. Beng., lix. p. 313. L. lanata, Benth., var.—Coll. et Hemsl., Journ. Linn. Soc., xxviii. p- 116. JL. lanata, Craib, Kew Bull. 1911, p. 448, non Benth. Doi Chieng Dao, 2200 m., Hosseus, 402. Distr. Upper Burma, 8. China. Evidently not accounted for in Hosseus’ lists. Leucas mollissima, Wall—F.B.I., iv. p. 682. JL. lamioides, Hosseus, ii. p. 432, exél. plant quoted. Marrubium lamiovides, Muschler, Fedde Rep. Nov. Sp., iv. p. 271; Hosseus, i. p. 496. Chiengmai, Doi Sootep, Hosseus, 206, Kerr, 1331, 1576b. Distr. India, Assam, China, Tonkin. Neither of these two plants is quite typical L. mollissima, that of Hosseus and Kerr’s 1576b differing slightly in the calyx teeth while Kerr’s 1331 has the inflorescence very much reduced. Leucas zeylanica, #. Br.—F.B.1., iv. p. 689. L.. lintfolia, Craib, Kew Bull. 1911, p. 448, non Spreng. L. stelligera, Hosseus, i. p- 497, in part, non Wall. JL. aspera, Hosseus, il. p. 432, non Spreng. Banks of Meh Ping, opposite Ban Salu, 350 m., Hosseus, 379. Distr, India, Hainan, Indo-China, Malaya. Leonotis nepetaefolia, Br—F.B.L., iv. p. 691. Above Meh Ping Rapids, Ban Meh Kah, 195 m., Kerr, 911. Distr. Trop. Asia, Africa, America. Gomphostemma intermedium, Crazb, Kew Bull. 1910, p. 23. Chiengmai, Doi Sootep, 720 m., Kerr, 733. 172 Gomphostemma oblongum, Wall.—F’.B.L., iv. p. 697 ; Prain, Ann. Roy. Bot. Gard. Cale., iii. p. 261, t. 95. Sriracha, Nawng Kaw, 30 m., in evergreen jungle, Kerr, 2054. Distr. Lower Burma. Gomphostemma strobilinum, Wail., var. viridis, Hook. Jey, Bealtehis iv. p. 696; Prain, Ann. Roy. Bot. Gard. Cale., iil. p. 247, t. 77. G', javanicum, Hosseus, i 1. p. 496, non Benth. Wang Djao, Hosseus, 62 (flowerless specimen). Distr. Lower Burma. Hosseus, ii. p. 432 refers his 62 to G. strobilinum var. and another collection from same locality to G. strobilinum Bimebe- lianum) var. viridis. Gomphostemma Wallichii, Prain, Ann, Roy. Bot. Gard. Calc., iii. p. 245, t. 75 ; Hosseus, ii. p. 432. G. strobilinum, Hook. f., F.B.L., V. p. 696 ; Coll. et Hemsl., Journ. Linn, Soc., Xxvill. p. 116, non Wall. G. dentatum, Muschler, Fedde Rep. Nov. Sp. I iv. p. 270 ; Hosseus, i. p. 496. Chiengmai, Doi Sootep, 800-1500 m., Kerr, 1380, Hosseus, 280. Distr. Yunnan (ex Prain, l.c.), Burma, Assam. Teucrium quadrifarium, Ham. sensu lato—F.B.I., iv. p. 701. T. tomentosum, Hosseus, i. p. 496 et ii. p. 434, non Heyne. Chiengmai, in ee grassy jungle on Doi Sootep, 1350-1500 m., Kerr, 1500; Doi Chieng Dao, on limestone, 2100 m., Hosseus, 418. Distr. Himalayas, China, Burma, Khasia. Hosseus, 418 in its minute bracts approaches 7. Wattiz, Prain but the leaves are those of 7. quadrifarium. In no vase, however, can it be referred to the 8. Indian 7’. tomentosum. Kerr, 1500 is probably a tall form of 7. fulvum, Hance. Dracocephalum longipedicellatum, Muschler, Fedde Rep. Nov. Sp., iv. p. 269 ; Hosseus, 1. p. 496 = Staurogyne obtusa, O. Kze. Cymaria dichotoma, Benth.—F.B.I., iv. p. 705. Meh Ping Rapids: Ban S’Mong, 135 m., Kerr, 2182; Ap Nang, 150 m., in mixed jungle, Kerr, 2182a, Distr. Burma, Malay Peinbiadli (latter not quite typical). INCOMPLETAE. NYCTAGINEAE. Boerhaavia diffusa, Linn.—Hosseus, ii. p. 388. B. repens, Linn., var. diffusa, Hook. f£., F.B.L., iv. p. 709. Chiengmai, 300 m. (ex Hosseus). Distr. Tropics. Boerhaavia repanda, Willd.—F.B.1., iv. p. 709. Meh Ping, Ban Na, Kerr, 2028. Distr. India, Burma. 173 AMARANTACEAR. Amarantus spinosus, Linn.—F.B.L., iv. p. 718; Williams, Bull. Herb. Boiss., v. (1905) p. 960. Meh Ping, Sop. Chem, on waste ground and mud bank, 210 m., Kerr ; Wang Djao, Lindhard, 36. Distr. ‘Tropics. Lao name, Puk Kom (ex Kerr). According to Kerr the stem is eaten as a vegetable. Psilotrichum trichotomum, Blume—F.B.L., iv. p. 725. Chiengmai, Doi Sootep, in deciduous jungle, 600 m., Kerr, 1427, Distr. Burma, Assam, Malaya. Aerua Monsonia, Mart.—F.B.I., iv. p. 728. Cape Liant, Murton, 29; Sriracha, on sand by beach, Kerr, 2129. Distr. India, Burma. | Celosia argentea, Linn.—F.B.I., iv. p. 714; Williams, Bull. Herb. Boiss., iv. (1904) p. 1030; Hosseus, i. p. 388. Chiengmai, on sandbanks in streams, 330 m., Kerr, 1933; Wang Djao, 100 m. (ex Hosseus); Paknampo, Hosseus, 15; Bangkok, Schomburgh, 166 ; Siam (?) Candler. Distr. Tropics. Cyathula prostrata, Blume—F.B.1., iv. p. 723; Hosseus, ii. p. 388. ~Chiengmai, Doi Sootep, 1000 m. (ex Hosseus). Distr. Tropics. , Achyranthes bidentata, Blume—F.B.I., iv. p. 730. Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1322. Distr. India, Khasia, China, Japan, Java, Trop. Africa. Alternanthera sessilis, R. Br.—F.B.1., iv. p. 731; Hosseus, ii. p. 388. | Chiengmai, 300 m., Kerr, 854, 2303. Distr. Tropics and subtropics. POLYGONACEAE. Polygonum barbatum, Zinn.—F.B.I., v. p. 37 ; Gage, Rec. Bot. Surv. Ind., ii. p. 397; Williams, Bull. Herb. Boiss., iv. (1904) p. 1030. Chiengmai, bank of Meh Ping, 300 m., Kerr, 851 ; Bangkok, Schomburghk, 225. Distr. Tropical and subtropical Asia, Africa, Australia, © Polygonum chinense, Linn. vars. Chiengmai, Doi Sootep, 1500-1650 m., Kerr, 1104, Hosseus, 193 ; Doi Intanon, 2300-2570 m., Hosseus, 345, 355. Of the above Hosseus, 345 is probably P. chinense and the remaining plants might be referred to the variety ovalifolia (Miq.). Hosseus, ii. p. 387 refers his 193 and 345 to true P. chinense, Linn. and another collection from Doi Intanon to var. ovalifolia. Polygonum Damrongianum, Hosseus, Fedde Rep. Nov. Sp., x. p. 62, Doi Chieng Dao, 2100 m. (ex Hosseus). 174 Polygonum flaccidum, Meissn,.—F.B.1., v. p. 39; Gage, Rec. Bot. Surv. Ind., ii. p. 402. Chiengmai, bank of Meh Ping, 300 m., Kerr, 853. Distr. S.E. Asia. Polygonum glabrum, Willd.—F.B.L., v. p. 34; Gage, Rec. Bot. Surv. Ind., ii. p. 393; Coll. et Hemsl., Journ, Linn, Soc., xxviii. p. 118; Hosseus, 11. p. 387. = Wang Djao, Hosseus, 31a, 31b, pro parte. Distr. Tropical and subtropical Asia, Africa, America. Polygonum plebejum, Br., var. indica, Hook. /., F.B.1., v. p. 28; Hosseus, ii. p. 387. Chiengmai, rice-field weed (ex Hosseus). Distr. Trop. Asia, Africa, Australia. Polygonum Roxburghii, Mezssn., var. longifolium, Meissn.— Hosseus, ll. p. 387. Chieng Dao, 350 m. (ex Hosseus). According to F.B.I., v. p. 28 this is identical with the preceding. Polygonum stagninum, Ham.—F.B.I1., v. p. 37; Gage, Rec. Bot. Surv. Ind., 11. p. 397. Banks of Menam, Hosseus, 2; Wang Djao, Hosseus, 31b (Herb. Kew, pro parte ! et Copenhagen !). Distr. India, Burma. Hosseus, ii. p. 386 refers his 2 and 316 (misprint for 31b ?) to the American P, acuminatum, var. Humboldtiz. Antigonon leptopus, Hook. et Arn. Bangkok, Zimmermann, 38. Native of America. Muhlenbeckia platyclados, Meissn.—Hosseus, ii. p. 386. Chiengmai, Doi Sootep, 1700 m., Hosseus, 215 (Herb. Kew! et Copenhagen! ). Native of Solomon Is. RAFFLESIACEAE, Richthofenia siamensis, Hosseus, Engl. Bot Jahrb., xli. p. 55, cum tab. ; Hosseus, it. p. 386. Chiengmai, on roots of Tetrastigma cruciatum in evergreen jungle, 900 m., Kerr, 1616b. ARISTOLOCHIACEAR. Aristolochia Hookeriana, Craib, A. Tagalae, Cham., affinis sed bracteis conspicuis, floribus seminumque alis minoribus differt. Caules scandentes, glabri, sulcati. Folia lanceolata vel late lanceolata, apice acuta, basi cordata vel interdum sagittata, 5-15°5 cm. longa, 1°5-4°8 cm. lata, tenuiter chartacea, supra marginem versus densius breviter hirsuta, subtus subglabra, e basi 5-nervata nervis secondariis (e costa ortis) utrinque 2-4 intra marginem arcuatis omnibus supra conspicuis subtus cum nervis transversis prominentibus ; petioli 0°7—-2 cm. longi. Cymae axillares, plerumque simplices, petiolos paullo superantes, pedunculo communi 175 ) brevi; bracteae lanceolatae vel anguste lanceolatae, acutae, ad 1 cm. longae, 2 mm. latae ; pedicelli 5-7 mm. longi, pilosi. Receptaculum subtubulosum, 5 mm. altum, 1 mm. diametro, pilosum. Calycis atro-purpurei (ex Kerr) pars ima basi tubulosa, 3 mm. longa, 0°5 mm. diametro; utriculus subglobosus, 3 mm, diametro, tubus superne dilatatus, circiter 8 mm. longus, 1 mm. diametro; limbus oblongus, breviter apiculatus, ad 1°6 cm. longus, extra, nervis praecipue, pilosus. Fructus pedicello ad 3°5 cm. longo suffultus, 6-costatus, 2-3 cm. longus, vix 2 cm. diametro ; semina triangularia, tenuia, alis 1 mm. tantum latis.—Craib, Kew Bull. 1911, p. 450. A, Roxburghiana, Hook. f., F.B.I., v. p. 75, pro parte; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. §18, vix Klotsch. Chiengmai, in eng jungle on Doi Sootep, 390 m., Kerr, 838 ; in mixed jungle on Doi Sootep, 420 m., Kerr, 1454. Distr. Upper Burma, Collett, 23; Rangoon, Me Clelland. To this species probably also belong Lace 3286 and 4328 from Maymyo Plateau although the larger, broader leaves remind one rather of A. T'agala, Cham. Aristolochia Kerrii, Cratib, a speciebus indicis et indo-chinensibus habitu erecto recedit. Caules e rhizomate oriundi annui, 30-45 cm. alti, puberuli, valde suleati. Folia ovato-lanceolata, apice acuta, basi cordata, 3°5-8°5 cm. longa, 1°5-5°5 em. lata, chartacea, supra juventute minute puberula, matura glabra, subtus nervis nervulisque minute densius puberula, e basi 5-nervata, nervis supra conspicuis subtus cum nervis transversis prominentibus; petioli 0°5-1'7 cm. longi, ut caules puberuli. Cymae axillares, pauciflorae, breves, pedunculo perbrevi suffultae ; bracteae conspicuae, lanceolatae, acutae, 6 mm. longae, 2 mm. latae ; pedicelli ad 7 mm, longi, fere glabri. Receptaculum subtubulosum, circiter 3 mm. longum, 0°5 mm. diametro, sulcatum, glabrum. Calycis extra glabri utriculus subglobosus, 3 mm. diametro, tubus ad 7 mm. longus, superne parum dilatatus, limbus 8 mm. longus.— Craib, Kew Bull. 1911, p. 450. Chiengmai, in deciduous jungle on Doi Sootep, 600'm., Kerr, 627. PIPERACEAE. Piper boehmeriaefolium, MWall—F.B.1., v. p. 85; Hosseus, ii. . 383. 4 Chiengmai, in marshy evergreen jungle on Doi Sootep, 900 m., Kerr, 1260; Doi Intanon, 1600 m., Hosseus, 341 (Herb. Kew! et Copenhagen !). Distr. HK. Himalayas, Assam, Burma. Of the specimens of this species collected by Dr. Kerr half of them agree with typical P. boehmeriaefolium in their glabrous leaves and branchlets but the remainder differ in that the under surface of the leaves and the young branchlets are not glabrous. Piper sp. Chiengmai, in evergreen jungle on Doi Sootep, 660 m., Kerr, 1169. _ Represented by male plants with only young inflorescences, Peperomia pellucida, Kunth. Chiengmai, 300 m., Kerr, 1442. An introduced garden weed, 176 Peperomia reflexa, A. Dietr—F.B.I., v. p. 99; Coll. et Hemsl., Journ. Linn. Soe., xxviii. p. 118 ; Hosseus, 11. p. 383. Chiengmai, on tree trunks in evergreen jungle on Doi Sootep, 1500-1650 m., Kerr, 1375, Hosseus, 245, Distr. Tropics and subtropics. CHLORANTHACEAE. Chloranthus kachinensis, King et Prain, Journ, As. Soc. Beng: Ixix, p. 173. Chiengmai, Doi Sootep, in open grassy jungle, 1380 m., Kerr, 1190, Distr. Kachin Hills. Chloranthus officinalis, Blame—F.B.1., v. p. 100. Chiengmai, in thick evergreen jungle on Doi Sootep, 900-1650 m., Kerr, 1870, 2225. Distr. Himalayas, Assam, Yunnan, Malaya. Lao name, Hawng Kai (ex Kerr). MYRISTICACEAE. Knema conferta, Warb., var. oie Sriracha, Nawng Kai Ploi, in evergreen jungle, 90 m., Kerr, 2120. Distr. Malaya, Tonkin. Siamese name, Chi Chuarg (ex Kerr). LAURACEAE. Beilschmiedia sp. n. ? Phre, Me Sang, 210 m., Luang Vanpruk, 214. Cinnamomum iners, Reinw.—F.B.L., v. p. 1380; ? For. Fl. Burma, il. p. 287. Meh Ping, Chieng Dao, in evergreen jungle, 420 m., Kerr, 1055. Distr. Burma, Malaya. Machilus Kurzii, King ex Hook. f., F.B.1., v. p. 860 ? Chiengmai, Doi Sootep, 1700 m., Hosseus, 184 (Herb. Kew! et Copenhagen !). | Distr. Sikkim, Burma. In the absence of fruit the determination of this plant which has not yet been collected by Dr. Kerr and which I have failed to trace in Hosseus’ paper still remains duubtful. Actinodaphne angustifolia, Nees ?—F.B.I., v. p. 152. Litsea angustifolia, Kurz, For. Fl. Burma, ii. p. 305. Chiengmai, in evergreen jungle on Doi Sootep, 1140 m., Kerr, 1643 (¢ only). ; Distr. Bengal, Burma, Assam, Malay Archipelago. Litsea polyantha, Juss—F.B.1., v. p. 162. Tetranthera mono- petala, Roxb.—For. Fl. Burma, ii. p. 299. Chiengmai, in evergreen jungle on Doi Sootep, 660 m., Kerr, 1137; Phre, 120-180 m., Luang Vanpruk, 153. Distr. Himalayas, Bengal, Assam, Burma, Hongkong, Hainan, Malay Peninsula, 177 Litsea salicifolia, Roxb.—F.B.1., v. p. 167. Tetranthera glauca, Wall.—For. Fl. Burma, ii. p. 300. Chiengmai, in evergreen jungle on Doi Sootep, 1500 m., Kerr, 1111. Distr. N, India, Burma, Assam. Litsea sebifera, Pers.—F.B.1., v. p. 157. Chiengmai, in mixed jungle at foot of Doi Sootep, 330 m., Kerr, 1208; ? Meh Ping, Muang Hawt, 240 m., Kerr, 2018. OO S.E. Asia. Litsea semecarpifolia, Wall} .B.I., v. p. 165. Tetranthera semecarpifolia, Wall.—For Fl. Burma, ii. p. 303. Chiengmai, in mixed jungle on Doi Sootep, 660 m. y foes 1760, Distr. Bengal, Burma, Manipur. Litsea (?) sp. Chiengmai, in evergreen jungle on Doi Sootep, 1200-1500 m., Kerr, 880 (Q only). Lindera bifaria, Benth.—F.B.I., v. p. 184; Hosseus, ii: p. 389. Doi Intanon, 2500 m. (ex Hosseus). Distr, Himalayas, Assam, China. Lindera caudata, Benth.—F.B.L, v. p. 184. Daphnidium caudatum, Nees—¥or. Fl. Burma, ii. p. 307. Chiengmai, Doi Sootep, in evergreen jungle, 1260 m., Kerr, 1390. Distr. Khasia and Naga Hills, Upper Burma. Lindera pulcherrima, Benth.—F.B.1., v. p. 185; Hosseus, ii. p. 389. Daphnidium pulcherrimum, For. Fl. Burma, ii. p. 306. Doi Intanon, 2570 m., Hosseus, 358 (Herb. Kew! et ‘Copenhagen !). Distr. Himalayas, Khasia. | Cassytha filiformis, Zinn.—F.B.I., v. p. 188. Sriracha, on bushes by beach, Kerr, 2152. Distr. Trop. Africa, Asia, Australia. PROTEACEAR, Helicia erratica, Hook. f., F.B.1., v. p. 189; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 119. H. cochinchinensis, For. FI. Burma, i. p. 311, -Chiengmai, i in open jungle on slopes of ridges on Doi Sootep, 900-1500 m., Kerr, 622. Distr. Sikkim, Assam, Burma (? Borneo). Hosseus 357 from Doi Intanon referred by Hosseus, ii. p. 385 to H. robusta is in bud only, but is evidently only a form of H. erratica, THY MELAEACEAE, Linostoma persimile, Cratb, L. paucifloro, Griffith, facie similis sed floribus brevioribus, staminibus inclusis, perianthio fructifero basi rotundato eiusque lobis dimidio brevioribus distinguenda. Suffrutex erectus—vel interdum scandens—circiter 2 m. altus (ex Kerr), glaber. Ramuli teretes, virgati, cortice rubro-brunneo obtecti. Folia opposita vel subopposita, elliptica vel obovata, apice apiculata, basi cuneata, circiter 3 cm. longa, 1°5 cm. lata, margine 21218 M 178 integra, incrassata, chartacea, supra fusco-viridia, subtus pallidiora, nervis lateralibus utrinque numerosis parallelis cum costa supra subconspicuis subtus prominulis ; petioli 2 mm. lorfgi, basi leviter incrassati. Pedunculi graciles, fere 3 cm. longi, 3-flori, bracteis tribus sessilibus ornati quarum una basin prope usque ad 1 cm. longa 5 mm. lata, ceterae medium prope flores obtegentes usque ad 2°5 cm. longae 2 em. latae, foliis similibus nisi pallidioribus tenuioribus majoribusque basi cordatis apice acutis; bracteolae parvae, filiformes vel anguste lanceolatae. Alabastra clavata. Perianthii tubus cylindraceus, 9 mm. longus, 2 mm. diametro, lobi 5, fere 5 mm. longi, squamae 10, lineares, lobis breviores. Stamina 10, inclusa. Ovarium densissime pilosum, 3 mm, altum.—Craib, Kew Bull. 1911, p. 452. ers: in open pine jungle on Doi Sootep, 915 m. » Kerr, 814. LORANTHACEAE. Loranthus cultarum, Cratb, L. pulverulento, Wall., similis sed inflorescentiae indumento stellato; corolla multo breviore differt. Ramuli teretes, lenticellati, cortice cinereo vel rubro-brunneo. Folia subelliptica vel ovato-lanceolata, apice obtusa, basi interdum inaequalia, rotundata, 4-9°4 cm. longa, 2—5°2 cm. lata, subcoriacea, matura glabra vel subtus pilis stellatis perpaucis instructa, juventute utrinque stellato-tomentella, supra ferruginea, subtus pallida, nervis lateralibus utrinque 6-7. intra marginem arcuatis pagina utraque prominulis nervis transversis uti reticulatione laxa prominulis ; petioli 1 cm. longitudinis vix attingentes, glabrescentes. Jnflores- centia axillaris, petiolis duplo vel triplo longior ; bracteae parvae ; pedicelli circiter 4 mm. longi, stellato-tomentelli. Receptaculum anguste turbinatum, 4 mm. altum, 1°5 mm. diametro, densius stellato- tomentellum. Cal yx fere obsoletus.. Corollae extra stellato- tomentellae intra glabrae tubus 1°6 cm. longus, inferne parum dilatatus, unilateraliter fere ad basin fissus, lobi 4, reflexi, lineari- spatulati, acuti, 7 mm. longi. %lamenta 2°5 mm, longa, glabra, paullo supra corollae loborum basin inserta, antheris circiter 2 mm. altis. Stylus stamina paullo superans, stigmate parvo capitato.— Craib, Kew Bull. 1911, p. 452. Chiengmai, 300 m., Kerr, 820—parasitic on cultivated trees, Nerium Oleander and Pomegranate (ex Kerr). Loranthus Kerrii, Cratb, a L. pentandro, Linn., corolla multo majore recedit. Ramuli teretes, lenticellati, cortice cinereo vel brunneo subn Male obtecti. Folia opposita, subopposita vel alterna, oblique lanceolata, late lanceolata vel ovata, apice obtusa, basi attenuata vel obtusa, 6-18 em. longa, 3-12 em. lata, rigide coriacea, utrinque glabra, nervis lateralibus utrinque 2-4 obliquis pagina utraque conspicuis, nervis transversis subconspicuis; petioli 0°7-1 em. longi, maturi crassi. Inflorescentia axillaris, petiolis duplo saltem longior ; bracteae solitariae, vix 3 mm. longae; pedicelli.circiter 4 mm. longi. Receptaculum cylindraceum, 3 mm. altum, 2°5 mm. diametro, tomentellum. Calyx conspicuus, margine subtruncatus vel irregu- lariter lobatus, 1°5 mm, altus, glabrescens. Corolla aurantiaca (ex Kerr) extra tomentella, intra loborum summo apice tubique ima 179 basi glabris exceptis parce stellato-pubescens ; tubus 1°6 em. longus, 4-5 mm. diametro ; lobi medio reflexi, 2 cm. saltem longi, angusti, apice acuti. ilamenta 7 mm. longa, glabra, loborum circiter medium affixa, antheris 5 mm. longis. Stylus stamina paullo superans, glaber, stigmate parvo capitato.—Craib, Kew Bull. 1911, p. 453. Chiengmai, Doi Sootep, 300 m., Kerr, 949—on Pentacme siamensis. Loranthus Parishii, Hook. f., F.B.1., v. p. 205. Chiengmai, Doi Sootep, 750 m., Kerr, 1763. Distr. 'Tenasserim. Hosseus, ii. p. 386 records L. pulcher from Doi Sootep, 850 m.and remarks that his plant is identical with Scortechini, 281 from Perak. This latter plant the writer has failed to trace in Herb. Kew but judging from the geographical distribution of the two species. he thinks it probable that Hosseus’ plant may be ZL. Parishii. Loranthus pentandrus, Linn.—F.B.I., v. p. 216; For. Fl. Burma, i. p. 320; Williams, Bull. Herb. Boiss., iv. (1904) p. 1028; Hosseus, ii. p. 386. Chiengmai, 300 m., Kerr, 819; Doi Sootep, 900-1050 m., Hosseus, 499 (Herb. Kew! et Copenhagen!), 262; Bangkok, Schomburgh, 222, 313. DE Distr. Indo-China, Malaya. biisendye The writer has seen no specimen of L. Zimmermannii, Warb., Pl. nov. Herb. Hort. Then., t. 82 but the plate and description _ point to its being very closely allied to L. pentandrus. Loranthus pentapetalus, Roxb.—F.B.1., v. p. 206; For. FI. Burma, ii. p. 322 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 1028. Chiengmai, Doi Sootep, 1350 m., Kerr, 619; Chantaboon, Murton, 65. Distr. Sikkim, Assam, Burma, Yunnan, Hainan, Malaya. Loranthus scurrula, Linn.—F.B.1., v. p. 208; For. Fl. Burma, ii. p. 318. Chiengmai, in open jungle on Doi Sootep, 1590 m., Kerr, 1377. Distr. India, Assam, Burma. Loranthus siamensis, Kurz—F.B.1., v. p. 223; For. Fl. Burma, i. p. 320; Williams, Bull. Herb. Boiss., iv. (1904) p. 1028. Kanburi, Teysmann. : Loranthus sootepensis, Craib, a speciebus indicis ob indumentum, inflorescentiae praeclare, e pilis longiusculis verticillatim ramosis densissimis constitutum distincta. Ramuli juventute pilis verticillatim ramosis dense albido- tomentosi, mox glabri, cortice brunnescente lenticellato obtecti. Folia ovata vel ovato-lanceolata, apice obtusa, basi rotundata, 5°5-10 em. longa, 2°5-6 cm. lata, rigide chartacea, supra juventute pilis stellatis ,et verticillatim ramosis instructa, matura glabra, subtus costa nervisque indumento plus minusve persistente ut ramulis novellis, cetera pilis stellatis et praeterea pilis paucis verticillatim ramosis instructa, nervis lateralibus utrinque 5-7 pagina utraque sicco prominulis; petioli circiter 1 cm. longi, ut ramulis juvenilibus tomentosi. Jnjlorescentia axillaris, congesta, 21218 M 2 180 petiolos paullo superans, pilis verticillatim ramosis dense albido- vel subferrugineo-tomentosa ; pedicelli 3 mm. longi, fere 2 mm. dia- metro; bracteae solitariae, 2°5 mm. longae. Aeceptaculum 7 mm, altum, 3 mm. diametro. Calyx obsoletus. Corollae intra glabrae tubus 8 mm. longus, unilateraliter infra medium fissus, lobi 4, suberecti, apice incurvi, subcucullati, acuti, 5 mm. longi. Stamina inclusa, paullo supra loborum bases inserta, filamentis 2 mm. longis glabris, antheris 1 mm. longis.— Crazb, Kew Bull. 1911, p. 454. Chiengmai, Doi Sootep, 660 m., Kerr, 947.. Loranthus securidacoides, Warb., Pl. Nov. Herb. Hort. Then., t. 81-—vide sub Olax scandens. Elytranthe affinis, Craib, ab EF. evenia, Engler, calyce majore, corollae lobis reflexis, ab FE. hypoglauca, Craib (Loranthus hypo- glaucus, Kurz) foliorum nervis pagina utraque magis prominulis, -receptaculo multo breviore recedit. Folia \anceolata vel ovato-lanceolata, apice obtusa, basi in petiolum brevem attenuata, 3°3-10 cm. longa, 1°3-4°2 em. lata, coriacea, utrinque glabra, supra pallide viridia, subtus subglauca, nervis lateralibus utrinque circiter 7 intra marginem arcuatis pagina utraque, superiore magis, prominulis. Pedunculi perbreves, axillares, solitarii vel gemini, 2-flori; pedicelli vix 3 mm. longi, ut pedunculi glabri; bracteae cum bracteolis duobus parvae, per- sistentes. Receptaculum tubulosum, |*5 mm, longum, vix 1 mm. diametro, glabrum. Calyx conspicuus, subtruncatus vel irregulariter lobatus, 0°5 mm, altus, glaber. Corollae rubrae (ex Kerr) tubus 2°1 cm. longus, superne sensim dilatatus, apice 3 mm. diametro, lobi 6, subaequales, medio reflexi, lineari-spatulati, acuti, parte reflexa 7 mm. longa. Stamina exserta, filamentis glabris 4°5 mm. longis. Stylus glaber, stamina paullo superans, stigmate parvo capitato. Fructus aurantiacus (ex Kerr), globosus, circiter 1 em. diametro, calycem stylique partem basalem persistentes gerens.— Crab, Kew Bull. 1911, p. 454. Chiengmai, Doi Sootep, in evergreen jungle, 1140 m., Kerr, 1318. Elytranthe ampullacea, Engler. Loranthus ampullaceus, Roxb.— F.B.L, v. p. 220; For. Fl. Burma, ii. p. 316. Chiengmai, Doi Sootep, 660 m., Kerr, 1712. Distr... Indo-China, Malay Peninsula. Viscum articulatum, Wall.—F¥.B.1., v. p. 226; For. Fl. Burma, ii. p. 325; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 121. Chiengmai, Doi Sootep, 420m., Kerr, 1301—parasitic on Loranthus. Distr. SE. Asia. Kerr’s plant is probably the form fragile (Wall., pro sp.). Viscum sp. near V, orientale, Willd. Chiengmai, 300 m., Kerr, 818. Included in V. orientale only in sensu lato, for under that species there are included several well marked forms. Ginalloa siamica, Cratb, a G. Helferi, Kurz, foliorum forma, spicis longioribus crassioribus recedit. Ramutii validi, basi incrassato-vaginati, glabri, cortice plerumque viridescente irregulariter fisso obtecti. Folia elliptica, oblongo- elliptica vel oblongo-obovata, apice rotundata, basi cuneata vel late 181 ) cuneata, 2°5-6 cm. longa, 1°35 cm. lata, coriacea, glabra, e basi d-nervia, nervis utrinque conspicuis, petiolo brevi suffulta. Spicae ad 8°5 em. longae, rhachi vix 2 mm. diametro.—Craib, Kew Bull. 1911, p. 455, 7 Chiengmai, Doi Sootep, 420 m., Kerr, 1300—on Pentaeme siamensis. SANTALACEAE, Henslowia sessilis, Craib, ab H. heterantha, Hook. f. et Th. et H, frutescente, Benth., fructu sessili recedit. Ramuli glabri, cortice brunneo obtecti, ad 2°5 mm. diametro ; ramorum cortex cinereo-brunneus, irregulariter longitudinaliter fissus. Folia ovato-lanceolata, apice obtusa, basi in petiolum brevem attenuata, 2°5-7°5 cm. longa, 1°3-3°3 cm. lata, coriacea, utrinque glabra, e basi trinervata, pedatim 5-nervata, nervis utrinque conspicuis, nervis transversis plerumque subconspicuis. Flores ¢ axillares, fasciculati, petiolis subaequales. Fructus vix maturus, basi bracteolis parvis ciliatis instructus.—Craib, Kew Bull. 1911, p. 455. Chiengmai, Doi Sootep, 1050 m., Kerr, 1768. Scleropyron Wallichianum, dArnott—F.B.1., v. p. 234; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 121. Doi Saket, Ban Sun Pah Suk, in deciduous jungle, Kerr, 1026 ; Chiengmai, Doi Svotep, 330-660 m., Kerr, 1701/1711. Distr. S. India, Ceylon, Burma. Lao name, Ma Krau Nam (ex Kerr), Osyris arborea, Wall.—l'.B.1., v. p. 232. O. Wightiana, Hosseus, ii, p. 385. Doi Chieng Dao, 2160 m., Hosseus, 394. Distr. India, Indo-China, Yunnan. n~ EUPHORBIACEAE. Euphorbia hypericifolia, Zinn. —F.B.1., v.p. 249 ; Hosseus, ii. p. 404. Kau Phra Dang, 200-320 m., Hosseus, 153. Widely distributed in the tropics. Euphorbia Kerrii, Craib, ab E. sessiliflora, Roxb., ovario longe stipitato recedit. Rhizoma perenne, carnosum, ad 9 cm. longum, 4 cm. diametro, Caules solitarii vel raro 3, 16-25 cm. alti, 5 mm. diametro, altius sulcati, glabri. Folia reducta, anguste elliptica, acuta, dorso carinata, 3 mm. longa, vix 2 mm. lata, glabra, petiolo brevi terete suffulta; stipulae minutae. Cymae sessiles; bracteae ovato-lanceo- latae, acuminatae, 5 mm. longae, 2°5 mm. latae, involucrum duplo excedentes, dorso medio carinatae, glabrae. Involucrum circiter 5 mm. diametro, glabrum, e glandulis 5 et lobis 5 elliptico-obovatis fimbriatis ; glandulae contiguae, transverse oblongae, 1 mm. longae, 2 mm. latae, integrae. Ovarium glabrum, acute triangulare, pedicello circiter 8 mm. longo glabro exsertum, recurvum. Stylus 0°5 mm. longus; rami ad 1°5 mm. longi, glabri. Capsula 6 mm. alta, circiter 8 mm. diametro, glabra ; semina subglobosa, ad 3 mm. diametro, albida, minutius arcte pustulata.—Craib, Kew Bull, 1911, p. 455. 182 Near Lakon, in deciduous bamboo jungle, 300 m., Kerr, 974. Distr. Upper Burma: Shan States, Robertson. Lao name, Chidi Dooan (ex Kerr). | According to Dr. Kerr the root is used by the natives for poisoning fish. Euphorbia Lacei, Craib, ab EF. antiqguorum, Linn., spinis breviori- bus, involucris subsessilibus vel breviter pedunculatis recedit. Arbor ad 3°5 m. alta (ex Kerr) ; ramuli floriferi 17-25 em. longi, sicco ad 2°5 cm. diametro, succulenti, glabri ; anguli 3, alaeformes, distanter dentati, dentibus ad 5 cm. distantibus ; spinae geminae, parvae, divaricatae, fusco-brunneae. Bracteae late ellipticae, 3°5 mm longae, 3°5 mm. latae. Jnvolucra solitaria, subsessilia vel breviter pedunculata, vix 1 cm. diametro, glabra, e glandulis 5 et lobis 5 fimbriatis circiter 2 mm. longis et latis glabris constituta ; glan- dulae transverse oblongae, 4°25 mm. latae, 2 mm. longae, glabrae.— Craib, Kew Bull, 1911, p. 456. Lakon, Hooey Meh Tan, 600 m., Kerr, 1018, ' Distr. Burma, Hantawaddy, Yoma Reserve, Lace, 2920. The lateral involucres of the cyme which are not developed in any of the above specimens will probably bear the female as no trace of an ovary is found in the developed terminal involucres. Euphorbia linearifolia, Hosseus, ii. p. 404, an Roth ? Pitsanulok, Ban-Jang, 120 m. (ex Hosseus). Distr. Deccan Peninsula (ex F.B.1., v. p. 249). Euphorbia serrulata, einw. . Chiengmai, among grass in open jungle on Doi Kum, 420 m., Kerr, 1656. yi Distr. Formosa, Macao, Philippines, Tonkin, Malay Archipelago. Euphorbia thymifolia, Burm.—F.B.1., v. p. 252. Chiengmai, 300 m., Kerr, 1475—“ a garden weed.” Distr. SE. Asia. Euphorbia congenera, Williams, Bull. Herb. Boiss., v. (1905) p. 32, an Bl. ? The specimens quoted by Williams l.c. under this species agree rather with the description of E. reniformis, Bl., but in the absence of authentic material the writer cannot refer them definitely to either species. Bridelia affinis, Craib, B. pubescenti, Kurz, habitu similis sed inflorescentia fere glabra facile distinguenda. | : _Arbuscula ad 6 m, alta (ex Kerr); ramuli primo parce ferru- gineo-pilosi, mox glabri, cortice rubro-brunneo parce lenticellato obtecti. Folia obovato-elliptica vel oblanceolata, apice rotundata vel plerumque breviter obtuse acuminata, basi obtusa, 5-15 em, longa, 2-6 cm. lata, chartacea, supra costa nervisque praecipue pilosula, subtus parce molliter pilosa, nervis lateralibus utrinque 10-14 ad marginem excurrentibus supra conspicuis subtus cum nervis transversis prominentibus ; petioli ad 7 mm. longi, teretes, breviter pilosi; stipulae deciduae, circiter 5 mm. longae, 1 mm. latae. Inflorescentia axillaris, sessilis, Floris Q calycis segmenta triangularia, acuta, 15 mm. longa, 1°5 mm, lata, quam petala 183 circiter duplo longiora. Ovarium glabrum, 0°75 mm. altum; styli duo, 1 mm. longi. Floris 3 calyx calyci Q similis. Stamina 5. Ovarii rudimentum parvum.— Craib, Kew Bull. 1911, p. 456. Chiengmai, in evergreen jungle on Doi Sootep, 600 m., Kerr, 809. Bridelia retusa, Spr.—l’.B.1., v. p. 268; For. Fl. Burma, ii, p- 368. Chiengmai, in eng jungle on Doi Sootep, 330 m., Kerr, 798. Distr. India, Burma. Bridelia stipularis, Blume—F.B.1., v. p. 270, pro parte; For. FI. Burma, ii. p. 369; Coil. et Hemsl., Journ. Linn. Bone XXVill. p. 122 ; Hosseus, ii, p. 404, Chiengmai, Doi Sootep, 330 m., Kerr, 1460 ; Phre, 156-240 m., Luang Vanpruk, 128; Kampeng, Hosseus, 25. Distr. S.E. Asia. _ Bridelia’ tomentosa, Blume—¥. B. T, v.p. 271; For. Fl. Burma, il. p. 367. ~ Chiengmai, in open jungle near a village, Kerr, 915; Sriracha, in scrub jungle, below 15 m., Kerr, 2148 ; Nawng Kaw, edge of clearing in evergreen jungle, 30 m., Kerr, 2052. Distr. N. India to China and southwards to Australia. Andrachne australis, Muell.-Arg., var. genuina, Muell.-Arg. Sriracha, Nawng Kaw, in evergreen jungle, 30 m., Kerr, 2045. Distr. Philippines [Java+ex Muell.-Arg.]. Sauropus albicans, Blume—F.B.1., v. p. 332 ; For. . Fl. pn, ii, p. 349, Chiengmai, 300 m., on waste grognd, Kerr, 760. / Distr. SB. Asia. Sauropus brevipes, Muell.-Arg.—}’.B.1., v. p. 335. - Chiengmai, Doi Sootep, in deciduous jungle, 330 m., Kerr, 1339. Distr. Burma, Sauropus -(Ceratogynum) rigidus, Craib, a S. eoncinno, Coll. et Hemsl., floribus ¢ fere duplo © majoribus eorum sepalis latioribus apice retusis vix emarginatis foliorumque forma recedit. Suffrutex ad 6 dm. altus (ex Kerr), omnino glaber ; rami ad 3mm. diametro, cortice striato. Folia subelliptica, ovato-lanceolata vel lanceolata, mucronata, basi interdum inaequalia, obtusa vel sub- rotundata, 1°2—4°] em. longa, O°7-1°7 cm. lata, rigida, nervis lateralibus utrinque 4—5 pagina utraque conspicuis, margine recurvo ; petioli 2-3 mm. longi; stipulae parvae, rigidae. Flores 3 in racemos breves axillares conspicue bracteatos dispositi, pedicellis fere 5 mm. longis suffulti, Sepala 6, apice retusa, 2 mm. longa, vix' 2 mm. lata. Discus Staminaque generis. Flores Q_ solitarii, pedicellis 3 mm, Jongis. suffulti.. Sepala 6, subrotundata, breviter acuminata, exteriora: 3. mm. longa, 3°5 mm. lata, quam interiora paullo majora. Ovarium:1°5 mm. altum ; styli 3, subpatuli, bifidi.— Craib, Kew Bull. 1911, p, 457. ‘Chiengmai, in. deciduous jungle on Doi — 300-1560 m.,: Kerr,.651, 1825. Sauropus similis; Cr isi. a S. br evipedls Muell. -Are., foliseaii” forma, a S. quadrangulari, Muell.- Arg., ramulis foliisque vix x glabris, flerium ¢ perianthii segmentis latioribus recedit, 184 Suffrutez sarmentosus, vix 1 m. slik (ex Kerr); rami quad- rangulares, virides, cito glabri; ramuli quadrangulares, angulis setulis rigidis instructi. Folia ovato-lanceolata vel lanceolata; apice acutiuscula, mucronata, basi late cuneata vel subrotundata, 1-3 cm. longa, 0°7-1°4 cm, lata, chartacea, supra costa marginesque versus setulosa, subtus costa nervisque setulosa, nervis lateralibus utrinque 4-5 intra marginem arcuatis supra plerumque conspicuis subtus prominentibus, breviter petiolata; stipulae anguste deltoideae, acutae, ad 1 mm. longae, dorso carinatae. los 3 circiter 2 mm. diametro. Discus staminaque generis. Flos OQ 4°5 mm. diametro, Sepala 6, subrhomboidea, apice rotundata, apiculata, 2°25 mm. lata. Styli 05 mm. longi.— Craib, Kew Bull. 1911, p. 457, in part. Chiengmai, in evergreen jungle on Doi Sootep, 720 m., Kerr, 1788. Sauropus similis, Crazb, var. microphylla, Crazb, var. nov., foliis minoribus a S. simzli vero recedit.—S. similis, Craib, Kew Bull. 1911, p. 457, in part. Phyllanthus parvifolius, Hosseus, ii. p. 407, non am. Wang Djao, 100 m., Hosseus, 48. This collection of Fikes is but poorly represented in Herb. Kew. It differs from S. similis somewhat in habit as well as the smaller leaves. Glochidion assamicum, Hook. 7., F.B.1., v. p. 319. Meh Ping, Chieng Dao, 420 m., Kerr, 1056. Distr. India, Burma, Assam. Glochidion coccineum, Muell.-Arg.—F.B.1., v. p. 308; For. Fl. Burma, ii. p. 342. Chiengmai, Doi Sootep, in deciduous jungle, 300-450 m. , Kerr, 739. Distr. Burma. Glochidion Daltoni, Kurz, For, Fl. Burma, ii. p.344; F.B.L, v. p.320. G. Hohenackeri, Hosseus, ii. p. 405, non Bedd. Lakon, Hooey Meh Tan, 420 m., Kerr, 1016; Chiengmai, Doi Sootep, 660-1000 m., Kerr, (? 1281), 1723, Hosseus, 431. Distr. Sikkim, Yunnan, Burma. Lao name, M’Kai (ex ‘Rerr), Glochidion Kerrii, Crazb, ab affini G. villicaule, Hook. f., stylo longiore tenuiore altius bifido recedit. Arbuscula circiter 6 m. alta (ex Kerr); ramuli juventute densius albido vel ferrugineo-hirsuti, mox glabri ; rami cortice cinereo vel rubro-cinereo lenticellato obtecti. Folia lanceolata vel ovato- lanceolata, apice acuta, basi parum inaequalia, obtusa vel rotundata, 1-65 cm. longa, 0°8-2°8 cm. lata, rigide chartacea, supra costa parce hirsuta, cetera subglabra, subtus, costa nervisque praecipue, pilosa, nervis lateralibus utrinque 4-5 supra conspicuis vel maturis leviter impressis subtus prominentibus nervis transversis paucis subtus subprominulis ; petioli breves, indumento ut ramuli, Flores § pedicellis 8 mm, longis pilis paucis patulis instructis suffulti. Sepala 3 exteriora elliptica, apice obtusa, 1°75 mm, longa, 1 mm. lata, indumento dorso ut pedicelli, interiora late oblanceolata, 1°75 mm. longa, 0°75 mm. lata, fere glabra, Stamina 185 3, connata, columna brevissima, connectivis productis, Flores © subsessiles. Stylus ad 2°5 mm. longus, apice trilobatus, lobis vix 1 mm. longis, pilis longiusculis patulis albidis densius instructus.— Craib, Kew Bull. 1911, p, 458. Chiengmai, Doi Sootep, 720 m., Kerr, 1070. Since the above description was drawn up there has been received a further collection of evidently the same species from evergreen jungle at 1260 m. elevation on Doi Sootep (Kerr, 1514). Glochidion velutinum, Wight—F.B.1., v. p. 322; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 124. G. lanceolarium, Hosseus, ii. . 405, non Voigt. Phyllanthus nepalensis, Muell.-Arg.—For. FI. urma, li. p. 344. Chiengmai, Doi Sootep, 1650 m., Kerr, 675, 1321, Hosseus, 501 (Herb. Kew! et Copenhagen !), . Distr. India, Burma, Assam. The Indo-Chinese form of this species is not quite typical and may have eventually to be separated as a distinct species. Glochidion sp. G. velutinum, Hosseus, i. p. 405, non Wight. Ban Djan, 300 m., Hosseus, 452 (35 only). Phyllanthus columnaris, Muell.-Arg.—¥.B.1., v. p. 291; For. FI. Burma, i. p. 347. | Chiengmai, in mixed jungle on Doi Sootep, 360 m., Kerr, 1402 ; Phre, 120 m., Luang Vanpruk, 180. Distr. Burma. Lao name, Kow San (ex Luang Vanpruhk). Phyllanthus Emblica, Linn.—F.B.I., v. p. 289; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 123. Cicca Emblica, Kurz, For. FI. Burma, il. p. 352. Chiengmai, Doi Sootep, 300-750 m., Kerr, 551. Distr. §S.E. Asia. Lao name, Ma Kam Paum (ex Kerr). Phyllanthus Niruri, Zinn.—F.B.L., v. p. 298. Chiengmai, 300 m., Kerr, 1444—“ a garden weed.” Distr. Tropics except Australia. Phyllanthus reticulatus, Poir.—F.B.I., v. p. 288; Hosseus, ii. p. 407. Cicca reticulata, Kurz, For. Fl. Burma, ii. p. 354. Chiengmai, on rocks by a stream on Doi Sootep, 540 m., Kerr, 1131; Bangkok, Zimmermann, 132; Meh Ping Rapids, Ok Ma, 135 m., on sand banks in river, Kerr, 2185. Distr. HE, Asia, Tropical Africa. Phyllanthus simplex, Retz.—F.B.1., v. p. 295. Chiengmai, in open spots in mixed jungle on Doi Sootep, 300-450 m., Kerr, 682. Distr. E. Asia. Phyllanthus (Reidia) sootepensis, Craib, a P. pulchro, Muell.- Arg., ramis glabris recedit. Fruticulus ad 1°2 m. altus (ex Kerr), omnino glaber; rami teretes, ad 3°5 mm. diametro, cortice rubro vel rubro-brunneo irregulariter longitudinaliter fisso obtecti ; ramuli simplices, alterni, teretes, graciles, ad 20 cm. longi. Folia plus minusve elliptica, 186 apiculata, basi obtusa, inaequalia, 5-13 mm. longa, 3-7 mm. lata, supra fusca, subtus pallida, rigida, nervis lateralibus utrinque 4-5 intra marginem arcuatis pagina neutra conspicuis ; petioli breves ; stipulae circiter 3 mm. longae. Flores ¢ pedicellis 5-6 mm. longis suffulti. Sepala 4, subrhomboidea, irregulariter serrata, 1°5 mm. longa, 1°5 mm. lata. Disei glandulae 4, sepalis alternae, transverse ellipticae. Stamina 4, filamentis in columnam brevem apiculatam (ob ovarii rudimentum ?) connatis. Flores Q pedicellis-ad 7 mm. longis suffulti. Sepala 6, anguste obovata, apice rotundata, 1°25 mm. longa, 0°75 mm. lata, glabra. Disci glandulae basi plus minusve connatae, ovario dimidio breviores. Ovarium 0°75 mm. altum ; styli suberecti, bifidi— Crab, Kew Bull. 1911, p. 459. Chiengmai, by a stream on Doi Sootep, 480 m., Kerr, 657. Phyllanthus sp. n. ? Angkor, Godefroy-Lebeuf, 682. Phyllanthodendron album, Craih et Hutchinson, Kew Bull. 1910, p. 279. Chiengmai, on old clearings on Doi Sootep, 720-810 m., Kerr, 521, 566. Phyllanthodendron mirabile, Hems/., Hook. Ic. PL, t. 2563-64. Phyllanthus mirabilis, Muell.-Arg. Bangkok, Schomburgh. 7 The leaf specimens referred to by Williams, Bull. Herb. Boiss, - v. (1905) p. 50 evidently do not belong to this species or im fact to Euphorbiaceae. -Phyllanthodendron roseum, Crazbh et Hutchinson, Kew Bull. 1910, p. 23; Hook. Ic. Pl. t. 2935. Chiengmai, in evergreen jungle by a stream on Doi Sootep, 730 m., Kerr, 697. var. siamensis, Craib. P. siamensis, Hosseus, Fedde Rep. Nov. Sp., x. p. 116. Uranthera siamensis, Pax et K. Hoffm., Engler Pflanzenr., Euphorb.-Cluytieae, p. 95, (iteainad: Doi Sootep, 1600 m., Hosseus, 505. As noted in Hook. Ic. PL., Le. Pax did not feel justified in retaining Hemsley’s genus Phyllanthodendron and followed Mueller in treating Schomburgk’s plant as a Phyllanthus.. But there is nothing to separate generically the plant collected by Hosseus and made the type of the new genus Uranthera by Pax and Hoffmann from Schomburgk’s plant. In floral detail Hosseus 505 agrees with the type of Phyllanthodendron roseum except that the ovary is glabrous. The petaloid disk glands have been regarded by Pax and Hoffmann as true petals. and Bs have therefore placed the plant in the tribe Cluytzeae. . Hosseus, ii. p. 406, enumerates this plant as P. rosewm, var. olabesen, Craib. I had intended using that name until Dr. Hosseus drew my. attention to the publication of Uranthera siamensis. For the. sake of uniformity I then adopted the varietal name. siamensis although it was not an ideal name to use for a genus which at that time was known only from Siam. : ;* 187 Fluggea microcarpa, Blume—F.B.1., v. p. 328; Williams, Bull. Herb. Boiss., v. (1905) p. 29; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 124; Hosseus, ii. p. 404. Cieca obovata, Kurz, For. FI. Burma, ii. p. 354. Chiengmai, Doi Sootep, 300-900 m., Kerr, 1116, 1884 ; between Kampeng and Wang Djao, Hosseus, 22; Meh Ping, Muang Hawt, 240 m., Kerr, 2015. Distr. N. India eastwards to China and southwards to Australia, Trop. Africa. Breynia glauca, Cratb, a B. fruticosa, Hook. f., cui affinis, stylis erectis recedit. 7 Fruticulus omnino glaber ; rami primo compressi, mox teretes, cortice rubro-brunneo .striato obtecti; ramuli teretes, plerumque flexuosi. Folia ovato-lanceolata, apice mucronata, basi obtusa vel subrotundata, 2°8-5°5 cm. longa, 1°5-2°7 cm. lata, coriacea, supra sicco brunnea, subtus glauca parceque punctata, nervis lateralibus utrinque 5-6 supra conspicuis vel subobscuris subtus subprominulis intra marginem arcuatis, margine recurvo ; petioli graciles, circiter 3 mm. longi; stipulae parvae, rigidae, plerumque deciduae. Floris 3 pedicelli 4 mm. longi. Calyx turbinatus, 2 mm. longus, lobis inflexis. Stamina 3, filamentis in columnam connatis, connectivo breviter producto. Flores Q breviter pedicellati. Calycis tubus 2 mm. longus, 3-angulatus, lobi 6, interiores 1 mm. longi, quam exteriores paullo majores. Styli 3, erecti, apice bifidi, 0°75 mm. alti, ovario 1 mm. alto superne carnoso. Bacca depresso-globosa, 5 mm. alta, 8 mm. diametro.—Craib, Kew Bull. 1911, p. 460. | Chiengmai, Doi Sootep, by side of a stream, 450 m., Kerr, 864. _ Since the above description was drawn up another collection of evidently the same species has been received (Kerr, 1126, from Doi Sootep, 840 m.) which differs from the type in the slightly larger leaves which are not so closely set on the branchlets and the much poorer inflorescence, Breynia rhamnoides, Muell.-Arg.—F¥.B.1., v. p. 330; For. FI. Burma, ii. p. 350. | Bangkok, Zimmermann, 55. . Distr. S.E. Asia. Putranjiva Roxburghii, WVal/l.—F¥.B.1., v. p. 336; For. Fl. Burma, ii. p. 366. Near Chiengmai, Meh Hia, 330 m., Kerr, 1408; Lower Siam, Witt, 36. | Distr. India, Burma, Assam. _ According to Witt a medicine for rheumatism is made out of the leaves and fruit. Bischofia javanica, Blume—F.B.1., v. p. 345; For. Fl. Burma, il. p. 355. ? Muang Prow, Ban Long Kaut, by streams, 600 m., Kerr, 10289 ; Meh Ping, Chieng Dao, by streams, 390 m., Kerr, 1028a 3. Disir, SE. Asia (except Ceylon), Pacific Is. Daphniphyllum laurinum, Bail/.—F.B.1., v. p. 353. Chiengmai, in evergreen jungle on Doi Sootep, 1200-1260 m., Kerr, 18244, 18169. Distr. Malaya. 188 Baccaurea sapida, Muell.-Arg.—F.B.I., v. p. 371; For. FI. Burma, ii. p. 356; Williams, Bull. Herb. Boiss., v. (1905) p. 30, pro parte ; Hosseus, 11. p. 403 ( forma). Chiengmai, Doi Sootep, 660 m., Kerr, 1095 ; mountains between Lampoon and Lakon, 600 m., Kerr, 968; Phre, 240 m., Luang Vanpruk, 231 ; Bangkok, Schomburgk, 110, ? Zimmermann, 88. Distr. S.E. Asia. Lao name, Ma Fai (ex Kerr), Ma Foi(Pu) (ex Luang Vanpruk). Aporosa Roxburghii, Baill—F.B.1., v. p. 347; For. Fl. Burma, ll. p. 362. Chiengmai, Doi Sootep, 660 m., Kerr, 1689. Distr. Sikkim Himalayas, Burma, Assam. Aporosa villosa, Bazll—F.B.1., v. p. 345; For. Fl. Burma, i. p. 361; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 124. Chiengmai, in deciduous jungle on lower slopes of Doi Sootep, 300-600 m., Kerr, 552Q, 552a3. Distr. Burma, Cochinchina. Aporosa Wallichii, Hook. f., F.B.1., v. p. 350. | Chiengmai, in evergreen jungle on Doi Sootep, 750 m., Kerr, 1681Q, on edge of old clearing on Doi Sootep, 810 m., Kerr, 520¢. Distr. Bengal, Assam, Burma. Aporosa sp. n. ? Chiengmai, in deciduous jungle on Doi Sootep, 750 m., Kerr, 958 —female specimens only collected. ; Antidesma Collettii, Crazb, ab affini A. cuspidato, Muell.-Arg., ovarii rudimento columnari haud globoso, floris Q disco glabro fructu majore pedicello longiore crassiore recedit. Ramuli primo parce ferrugineo-pilosi, mox glabri, cortice rubro- — brunneo lenticellato obtecti. Folia elliptico-oblanceolata, oblonga vel raro elliptico-lanceolata, apice plerumque acuminata, acuta, basi cuneata vel rotundata, 7°5-22°5 cm. longa, 2-7 cm. lata, subcoriacea, glabra, nervis lateralibus utrinqgue 7-9 intra marginem arcuatis supra subprominulis subtus prominulis; petioli ad 1°3 cm. longi. Spicae 3S simplices vel paniculatae, ad 15 cm. longae, breviter pedunculatae ; rhachis tomentella, plus minusve glabrescens ; brac- teae lanceolatae, acutae, circiter 1 mm. longae. Calyx breviter irregulariter lobatus. Stamina 3, filamentis 2°5 mm. longis glabris. Ovarii rudimentum columnare, vix 1 mm, altum, parce pubescens. Racemi Q spiciformes, 7-11 em. longi, breviter pedunculati ; pedicelli circiter 1 mm. longi, pilosuli ; bracteae pedicellis dimidio breviores. Calyx 1 mm. longus, 1 mm. diametro, breviter lobatus, extra fere glaber, intra subvillosus. Discus breviter cupularis, glaber. Ovarium glabrum, circiter 1‘5 mm. altum ; stigmata brevia, terminalia. Fructus pedicello 4 mm. longo suffultus, 6-7 mm. longus, 5-6 mm. latus, circiter 4 mm. crassus, rubro-brunneus, lenticellatus.— Craib, Kew Bull. 1911, p. 461. A. cuspidatum, Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 124, viz Muell.-Arg. Burma, Shan Hills, 1500 m., Collett, 636 3. Chiengmai, by streams in evergreen jungle on Doi Sootep, 660-900 m., Kerr, 1115 (¢), 1117 (Q), 1253 (fruit). 189 ) The plant described above is probably more nearly related to A. Bunius, Spreng. than to A. cuspidatum, Muell.-Arg. From the former it differs in its Jarger leaves and by the ovary which in A. Bunius is long exserted but in A. Collettii is included in the calyx to about the middle. A. Bunius and A. Collettii have very similar male flowers and inflorescences. Antidesma diandrum, ARoth—F.B.1., v. p. 361; For. Fl. Burma, ii. p. 360; Coll. et Hemsl., Journ. Linn. Bedi XXVill. p. 125. Chiengmai, in deciduous jungle on lower slopes of Doi Sootep, 300-600 m., Kerr, 608, 608a. Distr. India, Burma, Assam. Antidesma Kerrii, Crazb, A. nigrescenti, Tul., similis sed ovario haud glabro facile distinguenda. Arbuscula ad 7°5 m. alta (ex Kerr); ramuli juventute densius molliter pubescentes, pilis plus minusve persistentibus. Folia oblonga, oblongo-elliptica vel elliptico-oblanceolata, apice acuminata, acuta, basi obtusa vel subrotundata, 4-12 cm. longa, 1°5-4°3 cm. lata, chartacea, utrinque costa nervisque sed costa densius pubescentia, nervis lateralibus utrinque 7-8 intra marginem arcuatis supra conspicuis subtus prominentibus nervis transversis paucis subtus prominulis ; petioli ad 6 mm. longi, indumento ut ramuli; stipulae lineares, ad 3 mm. longae, dorso pubescentes. Racemi ¢ solitarii vel parum paniculati, vix 3 em. longi, laxi; pedicelli 0°5 mm. longi, bracteis pedicellis subaequalibus. Sepala 4, 0°5 mm. longa, 0°75 mm. lata. Déseus cum ovarii rudimento parvo glaber. Stamina 4, filamentis circiter 1 mm. longis glabris. Spicae © solitariae, terminales, densiusculae; bracteae calycem subaequantes. Calycis circiter 0°5 mm. longi segmenta 4, dentata. Discus annularis, carnosus, glaber. Ovarium longe exsertum, oblique ellipsoideum, 1 mm. altum, parce adpresse pilosulum.— Craib, Kew Bull. 1911, p. 462. Chiengmai, in thick evergreen jungle on Doi Sootep, 1200 m., Kerr, 618 3, 618a Q. / ke Antidesma sootepensis, Cratb, A. Moritzii, Muell.-Arg., peraf- finis sed stipulis omnibus deciduis, foliis minoribus, spicis ¢ densis, calyce filamentis antheris ovariique rudimento longioribus, bracteis Q minoribus, calyce breviore, ovario minore magis globoso haud tam exserto differt. Suffrutexr 3-3°5 m. altus (ex Kerr); ramuli primo ferrugineo- tomentelli, mox glabri vel subglabri, cortice rubro-brunneo parce lenticellato obtecti. Folia plerumque oblonga vel oblongo- oblanceolata, apice acuminata, acuta, rarissime obtusa, basi cuneata, 3-122 cm. longa, 1—2°9 cm. lata, chartacea, utrinque costa nervisque pubescentia et cetera subtus parcissime pubescentia, margine ciliata, nervis lateralibus utrinque 6-7 intra marginem arcuatis supra conspicuis subtus prominentibus nervis transversis supra conspicuis ; petioli 2-4 mm. longi, indumento ramulorum. Spicae ¢ terminales, paniculatae, ad 10 cm. longae, densae, pedunculo circiter 1 em. longo suffultae, pedunculo ut rhachi tomentello. Calyx 4-lobatus, circiter 0°5 mm. altus, extra pubescens. Discus glaber ; ovaril rudimentum columnare, parcissime pubescens. Stamina 4, filamentis fere 1°5 mm. longis glabris. Racemi Q simplices, ad 190 5 em. longi, pedunculo communi circiter 1 cm. longo suffulti; pedicelli validi, 0°5 mm. longi, pilosuli; bracteae parvae. Calyx ad 0°75 mm. longus, 4-lobatus, utrinque pubescens. Discus cupu- laris, subglaber. Ovarium anguste ellipsoideum, 0°75 mm. altum, glabrum.—Crazb, Kew Bull. 1911, p. 463. | Chiengmai, in deciduous jungle on Doi Sootep, 720-750 m., Kerr, 676.5, 676aQ. 2g . In describing the above species, which is very closely allied to A, Moritzii, | have taken into consideration A. Moritzii only as originally described by Mueller. Jatropha gossypifolia, Linn.—F.B.1., v. p. 383. Chiengmai, 300 m., Kerr, 712—“ often abundant on waste oround,” Distr. Tropics. Kerr’s plant belongs to the variety elegans, Muell.-Arg.—Pax, Engler Pflanzenr., Euphorb.-Jatroph., p. 26. Pax l.c. p. 50 refers Zimmermann’s 27 and 145 to J. pandurifolia, Andr.; var. latifolia, Pax, but it would probably be equally right to follow Williams and refer them to J. hastata, Jacq. Croton Cumingii, Muell.-Arg. | Lem Tong Lan, Murton, 122; Bangkok Palace Gardens, culti- vated, Murton, 8; Sriracha, in evergreen jungle, 30 m., Kerr, 2141. Distr. Philippines, Formosa, Loo-Choo Is., Tonkin, Malay Peninsula. . Croton Hutchinsonianus, Hosseus, Fedde Rep. Noy. Sp., x. p. 64. Wang Djao, 150 m., Hosseus, 163 (Herb. Kew! Hoss.! et Copen- hagen!) ; Phre, 120-180 m., Luang Vanpruk, 140, Croton laevifolius, Blume, var. ? Chiengmai, Doi Sootep, in evergreen jungle, 660 m., Kerr, 1074. There is no type of this species in Herb. Kew. The Siam plant differs from the Khasia specimens, referred here by Mueller, in the indumentum which, though of a similar nature, is more per- sistent and more pronounced on the inflorescence. ive Croton oblongifolius, Roxd.—F.B.L., v. p. 386; For. Fl. Burma, ii. p. 373; Coll. et Hemsl., Journ. Linn. Soc., xxviii, p. 125, pro parte. Banks of streams at foot of Doi Sootep, 330 m., Kerr, 528 ; Chiengmai Plain, in scrub jungle, 300 m., Kerr, 528a, 528b; Phre, 156-240 m., Luang Vanpruk, 125, Distr. India, Burma, Assam. Croton robustus, Kurz, For. Fl. Burma, ii. p. 372; F.B.L, v. p. 387? C. oblongifolius, Hosseus, ii. p. 404, non Roxb. Chiengmai, Doi Sootep, 660-800 m., Hosseus, 296 (Herb. Kew! et Copenhagen !), Kerr, 943, 1778. Distr. Burma. Croton tomentosus, Muell.-Arg.—F.B.1., Vv. p. 389. Chiengmai, in deciduous jungle on Doi Sootep, 330 m., Kerr, 1851. Distr. Burma—may be identical with the Chinese C. crassifolius. Trigonostemon Murtonii, Cratb, a T. villoso, Hook. f., foliis supra glabris subtus costa nervisque strigosis recedit, 191 ) ~ Ramuli primo hirsuti, demum glabri, cortice brunneo obtecti. Folia oblanceolata vel oblongo-oblanceolata, apice acuminata, obtusa, basi obtusa vel truncata, 3°5-14 cm. longa, 1°1-4 em. lata, supra glabra, subtus juventute costa nervisque strigosa, rigide chartacea, margine obscure denticulata, nervis lateralibus utrinque ad 13 intra marginem arcuatis supra conspicuis subtus prominentibus ; _petioli ad 7 mm. longi, supra canaliculati, plus minusve glabrescentes. Racemi axillares, 2-3 cm. longi, pedunculo communi ad 3 cm. longo suffulti ; bracteae foliaceae, 1 cm. longae, 2 mm. latae, supra costa tantum, subtus parcius strigillosae. Flos S. Sepala 5, lineari- lanceolata, acuta, subaequalia, circiter 3 mm. longa, 1 mm. lata, extra strigosa, intra glabra. Petala 5, oblongo-obovata, subaequalia, ad 3°5 mm. longa, 1:75 mm. lata, parce setoso-ciliata.. Disez glandulae 5, parvae, glabrae. Filamenta, nisi parte. apicali brevissima libera, in columnam 0°75 mm. altam connata; antherae 3. Flos Q. Sepala 5, subaequalia, lanceolata, acutiuscula, extra pubescentia, intra glabra. Petala 5, inaequalia, elliptica vel obovato - oblonga, parcissime setosa. Ovarium hirsutum ; styli circiter ad medium bifidi.— Crazb, Kew Bull. 1911, p. 464. Koh Klone, Murton, 18. The description of the female flower is drawn up from sketches by Sir J. D. Hooker on the sheet. Trigonostemon reidioides, Crazb, Kew Bull. 1911, p. 464, comb. nov. Balospermum reidioides, Kurz—F or. F 1. Burma, ii. p. 411 ; Williams, Bull. Herb. Boiss., v. (1905) p. 32. | Kanburi, Teysmann, 5981. The date 1878 quoted by Williams lc. is the date of receipt of the specimen at Kew from Calcutta and not the date of collection of the specimen. _Ostodes Kerrii, Craib, ab O. paniculato, Blume, foliis subtus in costarum axillis glabris, seminibus minoribus brunneis haud pictis, ab O. thyrsantho, Pax, inflorescentiae rhachi glabra, pedicellis distincte articulatis, capsula rostrata differt. Arbor dioica, 6-9 m. alta (ex Kerr); ramuli validi, primo parce adpresse pilosuli, mox glabri. Folia ovato-lanceolata, elliptico- lanceolata vel lanceolata, apice acuminata, obtusiuscula, basi obtusa, 9-32°5 cm. longa, 3-11°8 cm. lata, chartacea, margine glanduloso- serrulata, supra glabra, subtus costa nervisque pilis brevibus perpaucis deciduis instructa,. cetera glabra, nervis lateralibus utrinque 8-12 intra marginem arcuatis supra conspicuis subtus prominulis, basi biglandulosa, petiolis 1°3-2°5 cm. longis glabris vel subglabris suffulta. lores G in paniculas axillares. dispositi ; pedunculi communes 2-5°5 cm. longi; rhachis 6-14 cm. longa, glabra ; ramuli laterales ad 10, 3 em. longi, circiter 5-flori; pedicelli ad 5mm. longi, infra medium articulati; bracteae .minutae. Calyx 5-partitus, segmentis inaequalibus ad 6°5 mm. longis, exterioribus extra parce pilosulis. Petala 5, alba, 7 mm. longa, 4°5 mm. lata, intra inferne pubescentia. Disci glandulae 1 mm. altae, 1°5 mm. latae, carnosae, subglabrae. Stamina circiter 30, filamentis inferne villosis. Flores Q in racemos plerumque ex axillis veteribus oriundos dispositi; racemi ad 15 cm. longi, pauciflori, glabri, pedunculo breyi suffulti; pedicelli 1 cm. vix attingentes, medio 192 articulati; bracteae parvae. Calycis segmenta ad 9 mm. longa, 7 mm, lata. Petala subaequalia, obovata vel subrotundata, ad 9 mm. longa, 8 mm. lata, intra inferne hirsutula. Ovarium dense albido-setosum, 5 mm. altum, 5 mm. diametro; styli 3, validi, 6 mm. longi, dorso hirsuti. Capsula vix 2°5 cm, alta, dura, ferrugineo- tomentella parceque setosa. Semina dorso carinata, circiter ]*2 mm. longa et lata, 9 mm. crassa, brunnea.—Craib, Kew Bull. 1911, p. 464. : Chiengmai, in evergreen jungle by streams on Doi Sootep, 660 m., Kerr, 1719 3, 750 m., Kerr, 1091 QO, 720 m., Kerr, 1432 (fruit). Mercurialis leiocarpa, Sieb. et Zuce.— Hosseus, ii. p. 406. Doi Intanon, 2560 m., Hosseus, 359a (Herb. Kew! Hoss.! Copenhagen !). Distr. Japan, China. Acalypha Kerrii, Craib, A. acmophyllae, Hemsl., valde affinis sed petiolis brevioribus, floris Q bracteis transverse oblongis pauci- dentatis eiusque perianthii segmentis latioribus, stylis longioribus distinguenda. Arbor parva (ex Kerr); ramuli primo tenuiter tomentelli, mox glabri, cortice rubro-brunneo striato interdum lenticellato obtecti. Folia ovata vel lanceolata, apice acuminata, acutiuscula, basi obtusa vel rotundata, 3°5-12°5 em. longa, 1°5-7 em. lata, tenuiter chartacea, serrata, supra matura glabra, pustulata, infra, costa mnervisque praecipue, pubescentia, e basi trinervia, nervis secondariis (e costa ortis) utrinque 4-5 pagina utraque, inferiore magis, prominulis ; petioli 0°5-3°5 cm, longi, indumento ramulorum ; stipulae deciduae, lineares, apice attenuatae, ad 9 mm. longae, dorso parce pubescentes. Spicae axillares, androgynae, floribus Q 2-3 basin versus solitariis, S$ fasciculatis, ad 3 cm, longae, pubescentes. Flores S$ perfecti deficientes. Bracteae ovato-triangulares, concavae, circiter 0-5 mm. longae. Flores Q interdum solitarii, axillares (ob spicas d delapsas ?). Bracteae transverse oblongae, 4—5-dentatae, 2°5-3 mm, longae, 4-5 mm. latae, dorso parce pubescentes. Calycis segmenta deltoidea, obtusa, 0°75 mm. longa, 0°5 mm. lata, Ovarium hispidum, 0°75 mm. diametro; styli laciniati, ad 4 mm, longi, glabri,— Craib, Kew Bull. 1911, p. 465. Chiengmai, in evergreen jungle on Doi Sootep, 900 m., Kerr, 1165. Chloradenia discolor, Baill. Cephalocroton discolor, Muell.-Arg., var. genuina, Muell.-Arg. Sriracha, in evergreen jungle, 15 m., Kerr, 2109. Distr. Java, Cambodia. Alchornea rugosa, Muell.-Arg.—F.B.1L, v. p. 422; For. Fl. Burma, 11. p. 385. Huai Tuam, 180 m., Luang Vanpruk, 227; Me Youak Phre, 240 m., Luang Vanpruk, 235. Distr. Indo-China, Malaya. Lao Name, Khang Poi (ex Luang Vanpruk). Alchornea tiliaefolia, Muell.-Arg.—F.B.L., v. p. 421; For. Fl. Burma, ii. p. 386. Chiengmai, by stream in evergreen jungle on Doi Sootep, 750 m., Kerr, 639. Distr, Sikkim, Assam, Burma, 193 Trewia nudiflora, Zinn.—F.B.I., v. p. 423; For. Fl. Burma, ii. p. 379. Near Lampoon, by a stream, 360 m., Kerr, 967; Phre, 156-240 m., Luang Vanpruk, 123. Distr. India, Assam, Burma, Malaya. Cleidion javanicum, Blume—F’.B.1., v. p. 444; For. Fl. Burma, ii. p. 390 ; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 125. Muang Prow, Hooey Meh Wih, by a stream, 540 m., Kerr, 1040; Chiengmai, cultivated, 300 m., Kerr, 1082; Me Youak Phre, 240 m., Luang Vanpruk, 233. Distr. $.H. Asia. Lao name Mi Di Mi (ex Kerr), Madumu (ex Luang Vanpruk). According to Kerr an oil is extracted from the fruit. To this species belong the specimen collected by Collett and referred by Collett and Hemsley, l.c., to Croton oblongifolius, Roxb. and the specimen from Mu Valley collected by Smales referred to Mallotus khasianus, Hook. f., in Brandis, Indian Trees, p. 589. Mallotus barbatus, Muell.-Arg.—F.B.1., v. p. 428; For. F'l. Burma, ii. p. 381 ; Hosseus, ii. p. 405. Doi Saket, 1000 m. (ex Hosseus). Distr. India, Assam, Burma, 8. China, Malay Peninsula. Mallotus cochinchinensis, Louwr.—F.B.1., v. p. 430. M. paniculatus, Muell.-Arg.— For. Fl. Burma, ii. p. 383. Chiengmai, Doi Sootep, by a stream in evergreen jungle, 720 m., | Kerr, 1433. . Distr. China to Malay Archipelago. Mallotus repandus, Muwell.-Arg.—}.B.I., v. p. 442; For. FI. Burma, i. p. 380. Chiengmai, in scrub jungle, 300 m., Kerr, 1672. Distr. S.E. Asia. Mallotus ricinoides, Muell.-Arg.—F¥.B.1., v. p. 480; For. Fl. Burma, 1. p. 382 ; Hosseus, ii. p. 406. : Doi Saket, 1000 m. (ex Hosseus). Distr. India, Malaya. Mallotus sp.—Hosseus, ii. p. 406. Doi Intanon, 2460 m. (ex Hosseus). Macaranga Andersoni, Crazbh, Kew Bull. 1911, p. 466, nom. nov. M. membranacea, Kurz, Journ. As. Soc. Beng., xli. (1873) p. 246 ; F.B.I., v. p. 454; For. Fl. Burma, ii. p. 389, saltem pro parte, non Muell.-Arg. (1866). : Yunnan, Tut Yower, D. J. Anderson, 22/9/1868. Chiengmai, in evergreen jungle on Doi Sootep, 1050-1200 m., Kerr, 1187, 1187a. Of the type of Kurz’s M. membranacea there is only a flowerless specimen in Herb. Kew. This particular specimen has all the leaves lobed. The specimen collected by Anderson which agrees exactly with those collected by Kerr shows no trace of lobing in the leaves and is named M. membranacea in Kurz’s own hand- writing. The specimens collected by Anderson, although not 21218 N 194 quoted by Kurz in his original description, probably were used by him in his description at least so far as the simple leaves are concerned. In all probability Kurz’s description includes two species, the Burmese one with lobed leaves and the Yunnan-Siam one with simple leaves for which the writer proposes the name M. Andersoni. : Macaranga denticulata, Muwell.-Arg.—F.B.1., v. p. 446; For. Fl. | Burma, ii. p. 387. . Chiengmai, by a stream in evergreen jungle on Doi Sootep, 750- 900 m., Kerr, 1093. Distr. Himalayas, Indo-China, Malaya. Chaetocarpus castanocarpus, Zhw.—F.B.L, v. p. 460; For. Fl Burma, ii. p. 409. Sriracha, Nawng Kaw, in evergreen jungle, 30 m., Kerr, 2057, 2072. Distr. Chittagong, Assam, Burma, Malay Peninsula, Ceylon, Cambodia, Tonkin. - Homonoia retusa, Muell.-Arg.—F.B.1., v. p. 456 ; Hosseus, ii. p. 405. Banks of Meh Ping at rapids, 200 m. (ex Hosseus). Distr. India. Homonoia riparia, Lour.—F.B.1., v. p. 455; For. Fl. Burma, ii, p. 401 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 126 ; Hosseus, li, p. 405, | Meh Ping Banks, 150-350 m., Kerr, 506, Hosseus, 375; near Lakon, 300 m.,.Kerr, 975; Paknampo, common along River Menam, Witt, 1t, 12. | Distr. S.E. Asia. Lao name, Kai (ex Kerr). Baliospermum axillare, Bluwme—F.B.1., v. p. 461; Williams, Bull. Herb. Boiss., v. (1905) p. 32; Coll. et. Hemsl., Journ. Linn, Soc., xxviii. p. 126. B. montanum, Muell.-Arg.—For. Fl, Burma, li, p. 410, Chiengmai, 300 m., on waste ground, Kerr, 942; Wang Djao, Lindhard, 77 ; Bangkok, Schomburgk, 134. | Distr. S.E, Asia (except Ceylon), Baliospermum siamense, Crab, ab aftini B. calycino, Muell.- Arg., petiolis inflorescentiisque brevioribus, floris Q sepalis latioribus, ovario subglabro, stylis suberectis gracilioribus recedit. Fruticulus monoicus vel dioicus, simplex, 1:2-1°5 m. altus (ex Kerr) ; caules primo adpresse pubescentes et parce setosi, mox glabri. Folia plerumque oblanceolata vel anguste oblonga, apice acuminata, acuta, basi obtusa vel subrotundata, 8-23 cm. longa, 2°2-6°6 cm. lata, tenuiter chartacea, margine crasse distanter glanduloso-serrata vel rarissime subintegra, supra glabra vel costa tantum parcissime setosa, subtus costa nervisque lateralibus setosa, nervis transversis_ pilosula, nervis lateralibus utrinqgue 7-12 intra marginem arcuatis, supra conspicuis subtus prominulis, nervis transversis utrinque, subtus magis, conspicuis ; petioli 0°8-5 em. longi, indumento ut caulibus. Paniculae axillares, quam | 3 . : | ‘ | 195 folia multo breviores, ad 4 ecm, longae, angustae, pedunculo communi ad 5 em. longo suffultae, pilosulae ; pedicelli vix 4 mm. attingentes ; bracteae parvae. Sepala 5, suborbicularia, concava, circiter 1°5 mm. longa, membranacea, extra parce pilosula. Stamina + 20, filamentis liberis circiter 2 mm. longis glabris. Paniculae Q axillares, pauciflorae, pedunculo ad 2°5 cm. longo suffultae ; pedicelli ad 4 mm. longi; bracteae parvae, Sepala 5, variabilia, subaequalia, plerumque ovato-lanceolata, acuta, ad 4 mm. longa, 2 mm. lata, irregulariter pauci-serrata vel subintegra, dorso adpresse pilosula, fructescentia fere 1 cm. longitudinis attingentia, _Ovarium 0°75 mm. altum, subglabrum ; styli 3, basi breviter connati, apice bifidi. Capsula glabra, 7 mm. alta ; semina brunnea, 5 mm. longa, 3°5 mm. diametro.— Crazb, Kew Bull. 1911, p. 467. Chiengmai in evergreen jungle on Doi Sootep, 1200-1260 m., Kerr, 790 (all dioecious), Kerr, 1365 (part monoecious, part dioecious). Sapium insigne, Benth.—F.B.1., v. p. 471. Carumbium insigne, Kurz, For. Fl. Burma, i. p. 412. Muang Prow, Meh Kaut, 450 m., Kerr, 1031. Distr. Himalayas, Bengal, Burma. Excoecaria crenulata, Hosseus, ii. p. 404, an Wight ? Doi Saket, 1000 m, (ex Hosseus). Distr. India. Sebastiana Chamelea, Muell.-Arg.—F.B.L., vy. p. 475. Cape Liant, Murton, 27. . . Distr. China southward to Australia and westward to Trop. Africa. | ULMACEAE. Holoptelea integrifolia, P/.—F.B.1., v. p. 481; Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 126. Ulmus integrifolia, Roxb.—For. FI. Burma, i. p. 473. Phre, Hooey Kamin, Kerr, 990. Distr. India, Burma (? W. Trop. Africa). Celtis tetrandra, Roxd.—F.B.1,, v. p. 482; For. Fl. Burma, ii. p- ' 472, Chiengmai, in scrub jungle on banks of Meh Ping,'200 m., Kerr, 1889. Distr. India, Burma, Assam. | Trema amboinensis, Blume—F.B.I., v. p. 484; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 126; Williams, Bull. Herb. Boiss., iv. (1904) p. 1030. TZ. orientalis, Blume, var. amboinensis, Kurz, For. F]. Burma, ii. p. 469. Chiengmai, in evergreen jungle on Doi Sootep, 600-900 m., Kerr, 628, 1293 ; Phre, Hooey Kamin, 180 m., Luang Vanpruk, 208. Distr. Sikkim, Assam southwards to Malaya. Lao name, Paw Fan (ex Luang Vanpruk). 21218 - N 2 196 MoRACEAE. Streblus asper, Zour.—-F¥.B.L, v. p. 489; For. Fl. Burma, ii. p. 464; Williams, Bull. Herb. Boiss., iv. (1904) p. 1029. Meh Teng, Ban Pou, 390 m., Kerr, 1061 ; Bangkok, Schomburgh, 146, Gould, Zimmermann, 91. Distr. EE. Asia, Lao name, Koi (ex Kerr). Broussonetia papyrifera, Vent—F.B.1., v. p. 490; For. Fl. Burma, ii. p. 467. 1 Phre, 120-180 m., Luang Vanpruk, 139 3 ; between Lakon and Phre, near Pang Pooey, 420 m., Kerr, 1000 Q. Distr. E. Asia, Pacific Is.—often cultivated. Lao name, Mai Sah (ex Kerr). _ Allaeanthus Kurzii, Hook. f., F.B.1., v. p. 490. Malaisa tortuosa, Kurz, For. Fl. Burma, ii. p. 466, non Blume. Doi Saket, Ban Sun Pah Suk, 600 m., Kerr, 970 a ¢ ; Lakon, Pak Kaung Nai, 300 m., Kerr, 970 Q. Distr. Burma, Assam. Lao name, G Dauk Sa Laa: Q Mai Sa Laa (ex Kerr), Morus laevigata, Wall.—F¥.B.1., v. p. 492; For. Fl. Burma, ii. p. 467 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 126. Phre, 120-240 m., Luang Vanpruk, 193 ; Chiengmai, in evergreen . Jungle on Doi Sootep, 660 m., Kerr, 1736. ? Bangkok, Schomburgh. Distr. Himalayas, Burma, Assam. Lao name, Mawn (ex Luang Vanpruk). Ficus crininervia, Mig.—F’.B.L., v. p. 529; King, Ann. Roy. Bot. Gard. Cale., i. p. 138, t. 173. Chiengmai, creeping over rocks by a stream on Doi Sootep, 390 m., Kerr, 1240. Distr. Assam. Ficus fistulosa, Reinw.—F.B.1., v. p. 525; For. Fl. Burma, ii. p. 459, pro parte; King, Ann. Roy. Bot. Gard. Cale., i. p. 114, tt. 150, 151; Williams, Bull. Herb. Boiss., iv. (1904) p. 1029. Chiengmai, on old clearing on Doi Sootep, 750 m., Kerr, 1793 ; Koh Chang, Schmidt, 796. Distr. Bengal, Assam, Malaya. Ficus heterophylla, Linn. f—F.B.1., v. p. 518 ; For. Fl. Burma, | ii. p. 456; King, Ann. Roy. Bot. Gard. Calc., i. p. 75, t. 94. Chiengmai, banks of Meh Ping, 300 m., Kerr, 1898. Distr. §S.E. Asia. Kerr’s plant belongs to var. repens, King. Ficus hirta, Vahi—F.B.L., v. p. 531; For. Fl. Burma, ii. p. 449 ; King, Ann. Roy. Bot. Gard. Calc., i. p. 149, t. 188. Chiengmai, in evergreen jungle on Doi Sootep, 900 m., Kerr, 701. Distr. S.E. Asia. Ficus hispida, Linn. f. —-¥'.B.1., v. p. 522; For. Fl. Burma, ii. p. 460; Williams, Bull. Herb. Boiss., iv. (1904) p. 1029; King, Ann. Roy. Bot. Gard. Cale., i. p. 116, tt. 154, 155. Common along rivers in Lower Siam, Witt, 41. Distr. S.E. Asia, Australia, ee <« OO ——— _ 197 Ficus laevis, Slwme—F.B.1., v. p. 526; King, Ann. Roy. Bot. Gard. Cale., i. p. 128, t. 161. Chiengmai, on édare of old clearing on Doi Sootep, 660 m., Kerr, 1203 ; in evergreen jungle by a stream, 900 m., Kerr, 1739. Distr. Himalayas, Assam, Tonkin, Malaya. _ Ficus obtusifolia, Row).—F.B.I., v. p. 507; For. Fl. Burma, i, p. 443; King, Ann. Roy. Bot. Gard. Calc., i. p. 42, tt. 49, 84g ; Coll, et Hemsl., Journ. Linn. Soc., xxviii. p. 127. Chiengmai, Doi Sootep, 450-660 m., Kerr, 517, 1783. Distr. E. Himalayas, Assam, Paria, Perak. Ficus pyriformis, Hook. et Arn., var. ischnopoda, King, F.B.L., v. p. 533, Ann. Roy. Bot. Gard. Calc., i. p. 158, t. 201¢; Williams, Bull. Herb. Boiss.,.iv. (1904) p. 1030; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 126. Gissugmat: on edge of marshy ground on Doi Sootep, 300 m.. Kerr, 717 ; Koh Chang, Klong Majum, Schmidt, 617a. Distr. javee Burma, Malaya. Ficus saemocarpa, Miy.—F.B.1.,v. p. 523 ; King, Ann. Roy. Bot. Gard. Calc., i. p. 115, t. 152. #. pyrrhocarpa, Kurz, For. FI. Burma, ti. p. 457. ~Chiengmai, by edge of mountain streams on Doi Sootep, 720- 1200 m., Kerr, 592. Distr. Himalayas, Assam, Burma. Lao name, Dooa hohey (ex Kerr). Kerr’s plant is identical with the type of F. pyrrhocarpa, Kurz in Herb. Kew. Ficus scandens, Rox).—F.B.1., v. p. 526; For. Fl. Burma, ii. p. 455 ; King, Ann. Roy. Bot. Gard. Calc., i. p. 129, t. 162. Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1829. Distr. N. India, Assam, Burma. URTICACEAE. Fleurya interrupta, Gaud.—F.B.L., v. p. 548. Chiengmai, 300 m., Kerr, 1345—“ a garden weed.” Distr. Abyssinia, EL, Asia, Pacific Is. Girardinia heterophylla, Dene.—F.B.1., v. p. 550. Chiengmai, Doi Sootep, 1500 m., Kerr, 1106. Distr. India, Burma, Assam, Java, Trop. Africa. Elatostemma sessile, Horst.—F.B.1., v. p. 563 ; Hosseus, ii. p. 385. Pahombuk, 2300 m. (ex Hosseus), Distr. Tropical Asia, Africa. Pilea anisophylla, Wedd.—F.B.1., v. p. 552. BP. smilacifolia, Hosseus, ii. p. 385, viv Wedd. Chiengmai, Doi Sootep, Hosseus, 199. Distr. Himalayas, Assam, (? Yunnan). Pilea sp.— 3 oy Chiengmai, Doi Sootep, in evergreen jungle, 1650 m., Kerr, 1323. 198 Pellionia bulbifera, Hook. f., F.B.1., v. p. 560. Chiengmai, Ban Pong, on rocks in mixed jungle, 330 m., Kerr, 1941. Distr. Burma, . Pellionia Daveauana, NV. FE. Brown, var. viridis, N. £. Brown. Chiengmai, creeping over rocks and humus near a stream on Doi Sootep, 660 m., Kerr, 1277. Distr. Cochinchina. Boehmeria macrophylla, Don—F.B.I., v. p. 577; For. Fl. Burma, ll. p. 424. Chiengmai, Doi Sootep, 660 m., Kerr, 865. Distr. Himalayas, Burma, Assam. Pouzolzia indica, Gaud., var. angustifolia, Wedd.—F.B.L, v. p. 581. ‘Chiengmai, in scrub jungle, banks of Meh Ping, 300 m., Kerr, 1886. . Distr, (of var.). Malaya. Pouzolzia pentandra, Benn.—F.B.L., v. p. 583; Coll. et Hemal., Journ. Linn. Soc., xxviii. p. 127. Chiengmai, Doi Sootep, 330 m., Kerr, 1914. Distr. Afghanistan to China and southwards to Malay Archi- pelago. Pouzolzia viminea, Wedd.—F.B.1., v. p. 581; For. Fl. Burma, ii. p. 425 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 127. Chiengmai, Doi Sootep, 660-960 m., Kerr, 1255, 1276. Distr. India, S$. China, Indo-China, Malaya. Debregeasia longifolia, Wedd. D. velutina, Wedd.—F.B.L., v. p. 590. Morocarpus longifolius, Blume—For. Fl. Burma, ii. p. 428. Chiengmai, Doi Sootep, in evergreen jungle, 1650 m., Kerr, 1506. Distr. S.E. Asia. | Villebrunea integrifolia, Gaud., var. sylvatica, Hook. f., F.B.1., v. p. 590. Oreochnide sylvatica, Miq.—For. Fl. Burma, ii. p. 427. Chiengmai, in evergreen jungle by a stream on Doi Sootep, 900 m., Kerr, 1158. Distr. India, Burma, Assam, Malaya. J UGLANDACEAE. Engelhardtia aceriflora, blume—F.B.L., v. p. 596. Chiengmai, Doi Sootep, in evergreen jungle, 750-1050 m., Kerr, 955. Distr. HK. Himalayas, Yunnan, Malay Archipelago. Lao name, Pah Hoht (ex Kerr). Engelhardtia Colebrookiana, Lindl.i—F.B.1., v. p. 596; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 127. £, villosa, Kurz, For. Fl. Burma, ii. p. 491. Phre, 156-240 m., Luang Vanpruk, 115. Distr. Himalayas, China, Indo-China, Java. Probably only a variety of the next species. ) 199 ~ Engelhardtia spicata, Blume—F.B.1., v. p: 595; For. Fl. Burma, i. p. 491; Coll. et Hemsl., Journ. Linn. Soc., XXVill. p. 128; Hosseus, ii. p. 383. Chiengmai, Doi Sootep, 330-700 m., Kerr, 531, Hosseus, 303. Distr. N. India, Indo-China, Tuva. BETULACEAR., Carpinus Londoniana, H. Winkler, Engler Pflanzenr., Betulaceae, p. 32, vel ei valde affinis. | Chiengmai, Doi Sootep, by stream in oak jungle, 660 m., Kerr, 511. Distr. Yunnan. CUPULIFERAE. Quercus fenestrata, Rorb.—F.B.1., v. p. 608; For. Fl. Burma, li, p. 483; King, Ann. Roy. Bot. Gard. Calc., ii. p. 45, t. 39. Chiengmai, i in open grassy jungle on Doi Sootep, 1560 m., Kerr, 1320 ;? in open jungle, 1350 m., Kerr, 708 (very young fruit). Bhiair. E. Himalayas, Burma, Assam, Kerr, 1086 (in flower) is probably allied to this species. Quercus Garrettiana, Craib, Q. Skanianae, Dunn, facie similis sed cupularum squamis haud parvis haud adpressis facile distin- guenda. Arbor 9-metralis (ex Kerr) ; ramuli dense fulvo-tomentosi. Folia oblanceolata vel oblongo-oblanceolata, apice acuminata, acuta, basi attenuata, 8-22°5 cm. longa, 2°6—5'8 cm. lata, subcoriacea, margine integro recurvo, supra primo, costa densius, pilosula, mox glabra vel subglabra nisi costa tomentella, subtus parce pubescéntia, nervis lateralibus utrinque 12-13 supra conspicuis subtus prominentibus nervis transversis subtus prominulis; petioli ad 1°3 cm. longi, indumento ut ramuli. Sypicae Q rigidae, erectae, rhachi fulvo- tomentella, G haud visae. Cupulae sessiles, confertae ; involucri sguamae basi connatae, subulatae, circiter 5 mm. longae, reflexac, adpresse pubescentes. Glans fere omnino inclusa, ovoideo-conica, apiculata, circiter 1:3 cm. alta, 1-1'2 cm. diametro, glabra.— Crazb, Kew Bull. 1911, p. 471. Chiengmai, Doi Sootep, 600-750 m., Kerr, 1185, 1185a. Quercus incana, Ror).—F.B.1., v. p. 603 ; King, Ann. Roy. Bot. Gard. Calc., ii. p. 26, t. 20; Hosseus, 11. p. 384. Doi Chieng Dao, 2000-2200 m. (ex Hosseus). Distr. Himalayas, Upper Burma. Quercus Junghuhnii, Mig. —King, Ann. Roy. Bot. Gard: Cale., il, p. 78, t. 73; Hosseus, i. p. 384. Chiengmai, Doi Sootep, 900-1200 m., Kerr, 817, Hosseus, 307. Distr. Jere: Formosa. Lao name, Makaw Dohey (ex Kerr). The nut is eaten and greatly esteemed by the natives (Kerr, Kew Bull. 1911, p. 5). Quercus (Cyclobalanopsis) Kerrii, Craib,a Q. velutina, Lindl., foliis majoribus haud acute acuminatis nervis lateralibus ad marginem subrectis haud curvatis recedit. 200 Arbor mediocris (ex Kerr); ramuli primo valde sulcati, dense fulvo-tomentosi, indumento diu persistente, mox teretes. Folia lanceolata, oblonga vel oblongo-lanceolata, apice obtusa, basi inter- dum inaequalia, cuneata vel subrotundata, 9-23°5 cm. longa, 3-7°5 cm. lata, subcoriacea, juvenilia utrinque dense tomentosa, supra costa fulva excepta purpurea, matura utrinque, costa subtus nonnunquam flocculenta excepta, glabra, nervis lateralibus utrinque 14 ad marginem subrectis supra conspicuis subtus prominentibus nervis transversis subprominulis, margine, parte basali integra excepta, serrata vel crenato-serrata ; petioli 1-1°8 cm. longi, indu- mento ramulorum; stipulae fugaces, ad 1 em. longae. Spicae J ad ramorum apices confertae; bracteae lineares, acutae, 3 mm. longae, 0°75 mm. latae, dorso adpresse pubescentes, ciliatae. Filamenta brevia ; antherae hirsutiusculae. Spicae Q in ramulis axillares, solitariae. Cupulae sessiles, patelliformes, ad 8 mm. altae, 2°2 cm. diametro, extra conspicue adpresse pubescentes; lamellae circiter 8, denticulatae. Glans (an matura?) ad 7 mm. alta, vix 2 cm. diametro, apice depressa, apiculata, vix glabra.—Craib, Kew Bull. 1911, p. 471. Chiengmai, in deciduous jungle on lower slopes of Doi Sootep, 300-600 m., Kerr, 550; Doi Sootep, 1000 m., Hosseus, 438. Distr. ? Martaban, Kurz, 996.—There is no fruit attached to this specimen, which, except that the leaves are rather longer cuneate at the base agrees well with the Siamese plant. From Q. Helferiana and Q. Brandisiana the plant described above is readily distinguished by the lateral leaf nerves which are narrow and subprominent on the upper surface, and by the narrow costa which is not depressed. Hosseus, ii. p. 385, records “ Quercus oidocarpa’ and quotes his 458 as belonging to that species. This may be a misprint for 438 as 458 is Vernonia Parishiv. Quercus (Lepidobalanus) Kingiana, Craib, a Q. incana, Roxb., folis subtus parce stellato-pubescentibus marginibus a medio apicem versus plus minusve crasse dentato-serratis distinguenda. 3 Arbor mediocris (ex Kerr); ramuli juventute dense fulvo-tomen- telli, mox glabri, cortice lenticellato. Folia oblonga vel obovato~- oblonga, apice obtusa, basi inaequalia, truncata vel obtuse cuneata, 5*5-14°7 em. longa, 3-7:2 cm. lata, fere a medio apicem versus crasse dentato-serrata, juvenilia supra parce fulvo-pilosula, subtus densius stellato-pubescentia, matura rigide chartacea, supra glabra, subtus parce stellato-pubescentia, nervis lateralibus utrinque 10-11 supra sicco subprominulis subtus prominentibus nervis transversis uti reticulatione gracili utrinque conspicuis ; petioli ad 2 cm. longi, tomentelli ; stipulae lineari-oblanceolatae, vix 1 em. longae, dorse sericeae. Spicae ¢ ad ramorum apices confertae; bracteae 15 mm. longae, ciliatae ; perianthium 1°5 mm. altum, lobis apice rotundatis; filamenta perianthio subaequalia, glabra, antheris 1:25 mm. longis. Cupulae sessiles, circiter 1°5 cm. altae, 2 cm. diametro, squamis dorso subsericeis nisi apice subglabris. Glans (vix matura) inclusa.—Craib, Kew Bull. 1911, p. 472. _ Chiengmai, Doi Sootep, in open jungle, 750-900 m., Kerr, 956, 1284. Lao name, Kau Tum Moo (ex Kerr). | ne en ied : 201 Closely allied to this species is Hosseus, 300, from Doi Sootep, 1300-1500 m. which is represented at Kew by flowering material only and which Hosseus, ii, p. 384, refers to “ Q. lineata, BI. aff.” and also to “ Q. incana, Roxb. aff.” Quercus Lindleyana, Wal/—_F.B.1., v. p. 607; For. Fl. Burma, ii. p. 486; King, Ann. Roy. Bot. Gard. Calc., ii. p. 39, t. 55 ; Coll. et Hemsl., Journ Linn. Soc., xxvili. p. 128; Hosseus, il. p. 384. Chiengmai, Doi Sootep, 840-1500 m., Kerr, 1163, 1965, Hosseus, 625. Distr. Burma. Quercus polystachya, Wall.—F.B.1., v. p. 610; For. Fl. Burma, ii. p. 485; King, Ann. Roy. Bot. Gard. Calc., ii. p. 50, £. 44 ; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 128. Q. bancana, Kurz, For. Fl. Burma, ii. p. 485, non Scheff. (fide King). Chiengmai, in eng jungle on Doi Sootep, 300 m., Kerr, 796. Distr. Burma, Yunnan, Hong Kong. Quercus semiserrata, Rox).—F.B.1., v. p. 604; For. Fl. Burma, ii. p. 488; King, Ann. Roy. Bot. Gard. Calc., ii. p. 68, t. 22. hiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr,1113,1644. Distr. Burma, Assam. | Quercus (Cyclobolanus) sootepensis, Crasb, a Q. Cantleyana, King, fructibus semper solitariis pedicellis longioribus gracilioribus suffultis, rhachi tenuiore tomentella recedit. Arbor mediocris (ex Kerr), ramulis cortice brunneo vel griseo- brunneo obtectis. Folia elliptica, anguste elliptica vel oblongo- _ ovata, apice caudata, obtusa, basi cuneata vel subrotundata, 9-17°5 cm. longa, 4:2-8°6 cm. lata, subcoriacea, utrinque glabra, nervis lateralibus utrinque 9-11 supra conspicuis subtus prominen- tibus nervis transversis utrinque conspicuis costa utrinque pro- minente ; petioli circiter 1-5 em. longi, glabri. Paniculae Q et terminales et in axillis supremis, rhachi tomentella, d non visae. Cupulae patelliformes, circiter 4 mm. altae, 1°6 cm. diametro, indistincte zonatae ; pedicelli ad 8 mm. longi, medio 2°5 mm. dia- metro. Gilans depresso-globosa, apiculata, 1°5 cm. alta, 1°7 cm. diametro, vix glabra.— Craib, Kew Bull. 1911, p. 472. Chiengmai, Doi Sootep, in rather open jungle, 900 m., Kerr, 780. Probably a younger state with glans more elongate is represented by Kerr, 1312 from Doi Sootep, 660 m. Quercus? spicata, Smith—F.B.1., v. p. 609; For. Fl. Burma, i. p. 486; King, Ann. Roy. Bot. Gard. Cale., i. p. 47, t. 41. Phre, 120-180 m., Luang Vanpruk, 164—specimen in bud only, leaves very large. Distr. Himalayas, Burma, Assam, Malaya. Quercus Thomsoni, Mig.—F.B.I., v. p. 615; King, Ann. Roy. Bot. Gard. Cale., ii. p. 73, t. 69a. Chiengmai, in deciduous jungle by a stream on Doi Sootep, 480 m., Kerr, 1261. Distr. Burma, Khasia. Quercus truncata, King, F.B.1., v. p.618-et Ann. Roy. Bot. Gard. Calc., ii. p. 84, t. 80. : Chiengmai, in open jungle on Doi Sootep, 900 m., Kerr, 1285. Distr. Assam. , 202 To this species probably also belong Kerr, 1191 and 1285a, both from Doi Sootep, 900 m., the former in flower and the latter. with the glans not always enclosed in the cupule. Castanopsis argyrophylla, King, F.B.I, v. p. 622 et Ann, Roy. Bot. Gard. Cale., i. p. 100, t. 85b. Chiengmai, Doi Sootep, 660 m. Rerr, 1303 (fruit immature). Distr. Burma. Castanopsis? diversifolia, King, F.B.1., v. p. 620 et Ann. Roy. Bot. Gard. Cale., ii. p. 96, t. 85a. Castanea diversifolia, Kurz, For. Fl. Burma, ii. p. 479. . Chiengmai, Doi Sootep, 990-1650 m., Kerr, 1283, 1769, Hosseus, 500. Distr. Burma. This species is represented in Herb. Kew by two leaf specimens of Kurz’s types. The Siamese plants differ from these in their much smaller leaves, but agree with King’s figure quoted above. Castanopsis indica, DC.—F.B.1., v. p. 620; King, Ann. Roy. Bot. Gard. Cale., ii. p. 94, t. 83; Hosseus, ii. p. 384. Castanea indica, Roxb.-—For. Fl. Burma, i li, p. 478. Chiengmai, Doi Sootep, 660-1200 m., Kerr 1520, Hosseus, 420. Distr. UHimalayas, Assam, Chittagong. SALICACEAE., Salix pyrina, Wall.—Hosseus, ii. p. 383. Chiengmai, Doi Sootep, 700 m. (ex Hosseus). Salix tetrasperma, Ror).—F.B.1., v. p. 626; For. Fl. Burma, ii. p. 493; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 129. Doi Intanon, 800 m., Hosseus, 360; sine loco, Kerr, 1612a. Distr. S.E. Asia. Hosseus, i. p. 383, refers his 360 to S, tetrasperma var. nilagirica. ADDENDUM. The following list of the more recent literature dealing with the Flora of Siam (excluding the Siamese Malay States) while not pretending to be complete may prove useful. The arrangement is alphabetical. Craib, W. G., “ List of Siamese Plants with descriptions of new species,” Kew Bull. 1911, pp. 7-60 and 385-474. Hosseus, C. C., “ Beitriige zur F lora des Doi Sutip,” Engler Bot. Jahrb., xl. Beibl. 93 (1908) pp. 92-99. Hosseus, C. C., ‘ Beitriige zur Flora Siams,” Bot. Centralbl. Beihefte, xxvii. 2 (1910) pp. 455-507. Hosseus, C. C., “ Beitriige zur Flora von Wang Djao am Mi Ping in Mittel- Siam,” Engler Bot. Jahrb. xlv. (1911) pp. 366-374. Hosseus, ©. C., “Das Teakholz in Siam,” pais eae: viii, Beihefte 5 (1907) pp. 378-391. | 7. Hosseus, C. C., “ Der Reisbau in Siam,” Tropenpflanzer, xv. (1911) pp. 303-318. Hosseus, C. C., “Die aus Siam bekannten Acanthaceen,” Engler Bot. Jahrb., xli. (1907) pp. 62-73. Hosseus, C. C., “ Die Bedeutung der Bambusstaude auf Grund eigener Studien in Siam,” Archiv fiir Anthropologie, x. (1911) pp. 55-73. Hosseus, C. om “ Die botanischen Ergebnisse meiner Expedi- tion nach Siam,” Bot. Centralbl. Beihefte, xxvii. 2 (1911) pp. 357-457. Hosseus, C. U., “ Die Gewinnung des Teakholzes und seine Bedeutung auf dem Weltmarkte,” Jahresbericht der Vereinigung der Vertreter der angewandten Botanik, iv. (1907) pp. 40-50. Hosseus, C. C., “ Die Vegetation und die Nuthélzer Siams,” Oester. Forst- und Jagd-zeitung, No. 30 and 36 (1910). Hosseus, C. C.,; ‘‘ Eine neue Rafflesiaceengattung aus Sjam, Engler Bot. Jahrb., xli. (1907) pp. 55-61. | Hosseus, C. C., “ Vegetationsbilder aus Siam,” Globus, xevi. (1909) No. 10, pp. 149-152 and 11, pp. 167-170. Hosseus, C. C., “Zwei interessante Neuheiten aus Siam in Kgl. Bot. Garten zu Dahlem,” Notizbl. Bot. Gart. Berl., iv. (1907) pp. 314-318. Kerr, A. F. G., “Sketch of the Vegetation of Chiengmai,” Kew Bull. 1911, pp. 1-6. Lecomte, H., “ Flore generale de |’Indo-Chine ’—-in course of publication. E Ostenfeld, C. H., “ A list of plants collected in the Raheng district, Upper Siam, by Mr. E. Lindhard,” Bull. Herb. Boiss., v. (1905) pp. 709-724. Ryan and Kerr, A. F. G., “ Dipterocarpaceae of Northern Siam,” Journ. Siam Soc., viii. (£911) pp. 1-24. Schmidt, J., “ Flora of Koh Chang,” Bot. Tidsskr., 1900-1902, 1904, 1909—not yet completed. Schmidt, J., “ Le vegetation de Vile: Koh-Chang,” - Bull. Soe. | Geogr. Paris, 1903, pp. 275-290. Williams, F. N., “ Liste des Plantes connues du Siam,” Bull. Herb. Boiss., 1904—5. Williams, F. N., “The Botany of Siam,” Journ. Bot., 1903, pp. 306-309. Besides the above there are to be found in various other publica- ‘tions e.g. Fedde, Rep. Nov. Sp., Lecomte, Notulae Syst., &c. descriptions of new species from Siam and references to plants collected in Siam. 3? 204 INDEX TO GENERA. Names in ‘talics are those of genera merely mentioned, appearing only as synonyms or quoted as synonyms under other genera. Abrus, 62. Anogeissus, 83. Abutilon, 20. Anomianthus, 8. Acacia, 78. Anotis, 102. Acalypha, 192. Achyranthes, 173. Acrocephalus, 168. Acronychia, 32. Actinodaphne, 176. Adenanthera, 77. Adenosacme, 104. Adenosma, 144. Adenostemma, 113. Adhatoda, 162. Adina, 99. Adinandra, 17. Adinobotrys, 55. Aeginetia, 147. Aegle, 33. Aerua, 173. Aeschynanthus, 148. Aeschynomene, 58.. Aesculus, 47. Afzelia, 76. Aganosma, 131. Agapetes, 121. Ageratum, 113. Aglaia, 36. Aglaia, 36. Ainsliaea, 118. Alangium, 97. Albizzia, 78. Albizzia, 79. Alchornea, 192. Allaeanthus, 196. Allamanda, 129. Allophylus, 44. Alsodeia, 13. Alternanthera, 173. Alysicarpus, 62. Alyxia, 130. Amalocalyx, 131. Amarantus, 173. Ammannia, 87. Ammannia, 88. Amoora, 36. Ampelocissus, 43. Anacalosa, 37. Anaphalis, 115. Andrachne, 183. Andrographis, 158. Andrographis, 162. Andromeda, 121. Anisomeles, 170. .- Anisopappus, 117. Anneslea, 17. Anthocephalus, 99. Antidesma, 188. Antigonon, 174. Antitaxis, 9. Aphania, 46. Apios, 64. A podytes, 37. Aporosa, 188. Arabis, 11. Ardisia, 124. Arfeuillea, 47. Argostemma, 100. Argyreia, 139. Aristolochia, 174. Artabotrys, 6. Arytera, 47. Asclepias, 132. Aspidopterys, 31. Aster, 114. Asystasia, 157. Asystasia, 157. Asystasiella, 157. Atalantia, 33. Atylosia, 67. Atylosia, 67. Avicennia, 168. Azadirachta, 35. Baccaurea, 188. Baliospermum, 194, Baliospermum, 191. Barleria, 156. Barringtonia, 85. Baryaylum, 71. Bauhinia, 75. Beaumontia, 131. Begonia, 94. Beilschmiedia, 176. Berchemia, 40. Bidens, 117. Bidens, 117. Biophytum, 31. Bischofia, 187. Bixa, 13. Blinkworthia, 140. Blumea, 114. Boehmeria, 198. Boerhaavia, 172. Boltonia, 114. Bombax, 24. Bonnaya, 146. — ee ee Bonnaya, 145. Borreria, 1i1. Brachystelma, 136. Brachystemma, 15 Brassaiopsis, 97. Breynia, 187. Bridelia, 182. Broussonetia, 196. Brucea, 33. Bryophyllum, 81. Buchanania, 48. Buchnera, 146. Buddleia, 137. Bursera, 35. Butea, 64. Butea, 64. Caesalpinia, 72. Callicarpa, 163. Calophanes, 153. Calophyllum, 16. Calotropis, 132. Calycopteris, 83. Camellia, 18. Campanumaea, 120. Canarium, 35. Canavalia, 65. Canscora, 137. Cansjera, 37. Canthium, 108. Capparis, 11. Carallia, 81. Cardamine, 11. Cardanthera, 152. Cardiospermum, 44. Careya, 85. Carica, 93. Carissa, 129. Carpinus, 199. Carumbium, 195. Casearia, 91. Cassia, 72. Cassytha, 177. Castanea, 202. Castancpsis, 202. Cayratia, 42, 43. Celastrus, 39. Celosia, 173. Celtis, 195. Centranthera, 146. Cephaelis, 110. Cephalocroton, 192. Cephalostigma, 120. Ceratostigma, 122. Cerbera, 130. Ceriops, 81. Ceropegia, 136. Chaetocarpus, 194. Chasalia, 110. Chionanthus, 128. Chirita, 149. Chisocheton, 36. Chloradenia, 192. Chloranthus, 176. 205 Chukrasia, 37. Cicca, 185, 187. Cinnamomum, 176. Cissampelos, 10. Cissus, 42. Clausena, 33. Cleidion, 193. Clematis, 4. Cleome, 11. Clerodendron, 165. Clinacanthus, 159. Clitoria, 62. Cocculus, 9. _Cocculus, 9. + Codonopsis, 120. Coffea, 109. Coldenia, 138. Colebrookia, 170. Colquhounia, 170. Colubrina, 40. Columbia, 29. Columbia, 164. Combretum, 83. Congea, 167. Connarus, 48. Convolvulus, 142. Conyza, 114. Corchorus, 29. Cordia, 138. Cosmos, 117. Craibiodendron, 121. Crataeva, 12. Cratoxylon, 15. Crepis, 119. Crotalaria, 49. Croton, 190. Croton, 193. Cruddasia, 65. Cyathocalyx, 6. Cyathocline, 113. Cyathula, 173. Cyclea, 10. Cymaria, 172. Cynoglossum, 139. Cystacanthus, 158. Daedalacanthus, 153. Dalbergia, 69. Daphnidium, 177. Daphniphyllum, 187. Dasymaschalon, 7. Datura, 143. Debregeasia, 198. Decaschistia, 21. Decaspermum, 84. Delpya, 46. Dentella, 100. Derris, 71. Desmodium, 56. Dichroa, 81. Dichrocephala, 113. Dicliptera, 162. Didymocarpus, 149. Dillenia, 5. Diospyros, 125. Diploclisia, 9. Diplospora, 107. Dipterocarpus, 18. Dischidia, 135. Dittelasma, 45. Dolichandrone, 150. Dolichandrone, 150. Dolichos, 66. Dracocephalum, 152, 172. Drosera, 81. Duabanga, 90. Dumasia, 63. Dunbaria, 67. Duranta, 163. Dysolobium, 66. Dysophylla, 169. Ebermaiera, 152. Kelipta, 117. Ehretia, 138. Elaeocarpus, 30. Elatostemma, 197. Ellipanthus, 49. Ellipeia, 6. Elsholtzia, 170. Elsholtzia, 168, 169. Elytranthe, 180. Embelia, 122. Emilia, 118. Engelhardtia, 198. Enhydra, 117. Entada, 77. Enterolobium, 79. Eranthemum, 157. Erigeron, 114. Erioglossum, 46. Erioglossum, 47. EKriolaena, 26. Eriosema, 68. Ervatamia, 130. Eryngium, 96. Erysimum, 11. Erythrina, 63. Erythroxylon, 30. Eugenia, 84. Euonymus, 38. Eupatorium, 113. Euphorbia, 181. Eurya, 17. Eurycoma, 34. Evodia, 32. Evolvulus, 142. Exacum, 137. Excoecaria, 195. Ficus, 196. Flacourtia, 13. Flemingia, 68. Fleurya, 197. Fluggea, 187. . 206 Garcinia, 16. Garcinia, 16. Gardenia, 106. Gardenia, 105. Garuga, 35. Geniosporum, 168. Gentiana, 138. Geophila, 110. Gerbera, 119. Ginalloa, 180. Girardinia, 197. Glochidion, 184. Glossocarya, 166. Glossogyne, 117. Glycosmis, 32. Gmelina, 164. Gnaphalium, 116. Gomphostemma, 171. Gomphostemma, 170. Goniothalamus, 7. Gossypium, 23, Gouania, 40. Grangea, 113. Graptophyllum, 162. Grewia, 27. Griffithia, 104. Grona, 64. Gutzlaffia, 156. Gymnema, 132. Gymnopetalum, 93. Gymnosporia, 39. Gynandropsis, 11. Gynura, 117. Harpullia, 46. Harrisonia, 34. Hebonga, 34. Hedyotis, 101. Helicia, 177. Helicteres, 24. Heliotropium, 139. Hemidesmus, 132. Hemigraphis, 153. Henslowia, 181. Heptapleurum, 97. Heritiera, 24. Heterostemma, 134. Heynea, 36. Hibiscus, 22. Hippocratea, 40. Hiptage, 31. Holarrhena, 130. Holigarna, 48. Holoptelea, 195. Homalium, 92. Homonoia, 194. Hopea, 20. Hoya, 134. Hydrocotyle, 96. Hydrolea, 138. Hygrophila, 152. Hymenopogon, 100. _ Hymenopyramis, 166. . Hypericum, 15. Hypopithys, 122. Hyptianthera, 107, Ichnocarpus, 131. Ilex, 38. _ Tlysanthes, 146. Impatiens, 31. Indigofera, 51. Inula, 116. Ipomoea, 140. Ipomoea, 142. Irvingia, 34, Txora, 108. Lxora, 109. Jacquemontia, 142. Jasminum, 127. Jatropha, 190. Jussieua, 90. Justicia, 159. Justicia, 152. Knema, 176. Knoxia, 108. Kydia, 20. Lactuca, 119. Lagerstroemia, 88. Lagerstroemia, 97. Laggera, 115. Lantana, 162. Lasianthus, 110. Lasiobema, 75. Leea, 43. Leonotis, 171. Leonurus, 171. Lepidagathis, 159. Leptostachya, 162. Leptostachya, 158. Lespedeza, 62. Lettsomia, 139. Leucaena, 78. Leucas, 171. Leucomeris, 118. Limacia, 9. Limacia, 9. Limnanthemum, 138. Limnophila, 144. Limonia, 32. Lindenbergia, 144. Lindera, 177. Lindernia, 145. Linociera, 128. Linostoma, 177. Litsea, 176. Litsea, 176. Lobelia, 120. 207 Lonicera, 99. Lophopetalum, 39. Loranthus, 178. Loranthus, 37, 180. Lourea, 62. Ludwigia, 91. Luffa, 93. Lumunitzera, 83. Luvunga, 33.. Lycopersicum, 142. Lysimachia, 122. Lysionotis, 148. Maba, 125. Macaranga, 193. Machilus, 176. Maesa, 122. Mahonia, 10. Malachra, 21. Malaisa, 196. + Mallotus, 193. Mallotus, 193. Malvaviscus, 21. Markhamia, 150. Marlea, 97. Marrubium, 171. Martynia, 151. Mazus, 144. Melanorrhoea, 48. Melastoma, 87. Melia, 36. _ Melia, 35. Meliosma, 47. Melochia, 27. Melodinus, 129. Memecylon, 87. Mercurialis, 192. Merremia, 140. Mesua, 16. Mezoneuron, 71. Michelia, 5. Micromelum, 32. Miliusa, 8. Millettia, 55. Millettia, 71. Millingtonia, 150. Mimosa, 77. Mimusops, 124. Mischocarpus, 46. Mitragyna, 99. Mitreola, 136. Mitrephora, 7. Modecca, 92. Momordica, 94. Monocarpia, 7. Morinda, 109. Morocarpus, 198. Morus, 196. Mucuna, 64. Muhlenbeckia, 174. Muntingia, 30. Murraya, 33. Murtonia, 61. Mussaenda, 102. Mussaenda, 108. Mycetia, 104. Myriopteron, 132. Nasturtium, 11. Nauclea, 100. Nauclea, 99. Nelsonia, 152. Nelumbium, 11. Neohenrya, 134. Neptunia, 77. Nerium, 178. Neuracanthus, 157, Niebuhria, 11. Nosema, 168. Nyctanthes, 127. Nymphaea, 11. Ochna, 34. Ochrocarpus, 16. Ocymum, 169. Odina, 48. Oenanthe, 97. Olax, 37. Olax, 180. Oldenlandia, 101. Olea, 128. Olea, 128. Ophiorrhiza, 102. Ophiorrhiziphyllon, 152. Opilia, 37. Oreochnide, 198. Ormocarpum, 56. Orophea, 9. Oroxylon, 150. Orthosiphon, 168. Osbeckia, 86. Ostodes, 191. Osyris, 181. Otophora, 46. Otophora, 47. Oxalis, 31. Oxystelma, 132. Pachygone, 10. Pachyrhizus, 66. Paederia, 111. Pahudia, 77. Paramignya, 33. Paranephelium, 46. Parinarium, 79. Parthenocissus, 42. Passiflora, 92. Pavetta, 109. Pedicellia, 46. Pellionia, 198. Peltophorum, 71. Pemphis, 88. Peniacme, 20. Pentacme, 19, 181. Peperomia, 175. Pergularia, 134. Perilla, 169. | Peristrophe, 162. Pertya, 118. Phaseolus, 66. Phaseolus, 66, 67. Phaylopsis, 153. Phlogacanthus, 158. Phlomis, 171. Phylacium, 62. ‘Phyllanthus, 185. Physalis, 143. Picrasma, 33. Pieris, 121. Pilea, 197. Piper, 175. Pithecolobium, 79. ‘Pithecolobium, 79. Pittosporopsis, 37. Platymitra, 8. Plectranthus, 168. Plectronia, 108. Pluchea, 115. Plumbago, 122. Pogostemon, 169. Poinciana, 72. Polanisia, 11. Polycarpaea, 15. Polygala, 14. . Polygonum, 173. Pometia, 46. Porana, 142. Portulaca, 15. Pouzolzia, 198. Pratia, 120. Pratia, 120. Premna, 163. Priotropis, 51. Prismatomeris, 109. Protium, 35. Prunus, 80. Psidium, 84. Psilotrichum, 173. Psychotria, 110. Psychotria, 110. Pterocarpus, 71. Pterolobium, 72. Pterospermum, 26. Pueraria, 64. Pueraria, 63, 66. Putranjiva, 187. Pycnarrhena, 9. Pyrenaria, 17. Quamoclit, 142. Quassia, 33. Quercus, 199. Quirivelia, 131. Quisqualis, 83. Phyllanthodendron, 186. Phyllanthus, 184, 185, 186. } hl i Radermachera, 151. Randia, 104. Raphistemma, 132. Rauwenhoffia, 7. Rauwolfia, 129. Reinwardtia, 30. Rhabdia, 139. Rhamphicarpa, 146. Rhizophora, 81. Rhododendron, 121. Rhodomyrtus, 84. Rhus, 47. Rhynchoglossum, 149. Rhynchosia, 68. Richthofenia, 174. Richthofenia, 3. Rotala, 88. Rubia, 112. Rubus, 80. Ruellia, 153. Rungia, 162. Salacia, 40. Salix, 202. Salomonia, 14. Salvia, 168. Sambucus, 99. Sapindus, 45. Sapium, 195. ‘Sarcocephalus, 9Y. Saurauja, 17. Sauropus, 183. Saussurea, 118. Schima, 17. Schleichera, 46. Schrebera, 127. Scleropyron, 181. Scoparia, 146. Scutellaria, 170. Scyphellandra, 13. Scyphiphora, 107. Sebastiana, 195. - Secamone, 132. Semecarpus, 48. Senecio, 118. Sesamum, 151. Sesbania, 56. Seseli, 97. Shorea, 19. Shorea, 20. Shuteria, 63. Sida, 20. Siegesbeckia, 117. Sindora, 77. Sisyrolepis, 46. Smithia, 56. Solanum, 143. Sonerila, 87. ~ Sopubia, 146. Spathodea, 150. Spatholobus, 64. Spermacoce, 101, 111. Sphaeranthus, 115. Sphenodesme, 167 21218 09 Sphinctacanthus, 162. Spondias, 48. Stachys, 169, 171. Stachytarpheta, 163. Staurogyne, 152. Staurogyne, 172. Stephania, 10. Stephegyne, 99. Sterculia, 24. Stereospermum, 151. Streblus, 196. Streptocarpus, 150. Streptocaulon, 132. Streptocaulon, 132. Striga, 146. Strobilanthes, 154. Strychnos, 137. Stylocoryne, 108. Styrax, 126. Swertia, 138. Symphorema, 167. Symphorema, 167. Symplocos, 126. Tabernaemontana, 129, 130. Talauma, 5. Taraktogenos, 13. Tarrietia, 24. Tectona, 163. Telosma, 134. Telotia, 9. Tephrosia, 53. Terminalia, 81. Ternstroemia, 17. | Tetracera, 4. Tetranthera, 176. - Tetrastigma, 41. Tetrastigma, 174. Teucrium, 172. Teucrium, 170. Thea, 18. Thespesia, 23. Thladiantha, 94. Thunbergia, 151. Tiliacora, 9. Tinospora, 9. Toddalia, 32. Torenia, 145. Tournefortia, 139. Toxocarpus, 132. Trachelospermum, 131 Trema, 195. Trewia, 193. Tribulus, 31. Tricholepis, 118. Trichosanthes, 93. Trigonostemon, 190. Triphasia, 52. Tristania, 4. Tristellateia, 31. Triumfetta, 29. Tupidanthus, 97. Turpinia, 47. Tylophora, 133. Ulmus, 195. Uncaria, 99. Unona, 6. Uranthera, 186. Uraria, 60. Urena, 21. Utricularia, 147. Uvaria, 6. Vaccinium, 121. Valeriana, 112. Vallaris, 130. Vandellia, 145. Vandellia, 145. Vangueria, 108. Ventilago, 40. Vernonia, 112. Vernonia, .200. Viburnum, 98. Vicoa, 116. Vigna, 66. Vigna, 66, 67. Villebrunea, 198. Viola, 13. Viscum, 180 210 Vitex, 164. Vitis, 41. Walsura, 36. Walsura, 36. Waltheria, 27. | Webera, 104, 108. | Wedelia, 117. Wendlandia, 100. Wissadula, 20. - Wrightia, 130. | Xanthium, 117. Xanthophyllum, 15 _ Xylia, 78. Xylosma, 13. Zanthoxylum, 32. Zehneria, 94. Zizyphus, 40. Zollingeria, 46. Zygostelma, 132- Aberdeen University : Studies : No. 61. The Flora of Siam “ —————— ee ————— LE . _ ’ : EE ~~ 23981 ————=t—«=— = — University of Aberdeen. COMMITTEE ON PUBLICATIONS. Convener: Professor James W. H. Trai, F.RS., Curator of the Library. UNIVERSITY STUDIES. General Editor: P. J. Anprerson, LL.B., Librarian to the University. 1.—Roll of Alumni in Arts of King’s College, 1596-1860. P. J, Anderson. . 2.—Records of Oid Aberdeen, 1157-1891. A. M. Munro, F.S.A. Scot. Vol. I. 3.—Place Names of West Aberdeenshire. James Macdonald, F.8.A. Scot. . 4—Family of Burnett of Leus. George Burnett, LL.D., Lyon King of Arms, . 5.—Records of Invercauld, 1547-1828. Rev. J. G. Michie, M.A. . 6.—Rectorial Addresses in the Universities of Aberdeen, 1835-1900, P. J. Anderson. . 1.—Albemarle Papers, 1746-48. Professor 0.8. Terry, M.A. . 8.— House of Gordon. J. M. Bulloch, M.A. Vol. I. . 9.—Records of Elgin. William Cramond, LL.D. Vol. I. . 10.—Avogadro and Dalton. A. N. 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Lect. 1907.) . 34.—Proceedings of the Anatomical and Anthropological Society, 1906-08, . 35.— Records of Higin. Vol. II. Rev. 8. Ree, B.D. . 36.— Pigmentation Survey of School Children. J. F. Tocher, B.Sc. . 37.—Science and Philosophy of Organism, Hans Driesch, Ph.D. Vol. II. (Giff. Lect. 1908 ) . 38.— Studies on Alcyonarians. Prof. Thomson, M.A., and others. Ser. IIT. . 39.— Publications of Scottist Clubs. Professor C. 8. Terry, M.A. . 40.— Aberdeen Friars: Red, Black, White, Grey. P. J. Anderson. . 41.— Studies on Alecyonarians, Professor Thomson, M.A., and others. Ser. IV. . 42.— Records of Old Aberdeen. A.M. Munro, Vol. II. . 43.—Musa Latina Aberdonensis: Poetae Minores. W. K. Leask, M.A. .44.— Bulletins of the Aberdeen and North of Scotland College of Agriculture. Nos, 1-14. . 45.— Records of Inverness. W. Mackay and H.C. Boyd. Vol. I. . 46.—Zoological Studies. Professor Thomson and others. Ser. V. . 47.—Subject Catalogue of the Phillips Eibeary. . 48.—Zoological Studies. Professor Thomson and others. Ser. VI. .49.—Anacreontic Poetry of Germany. John Lees, D.Litt. 4 . 50.—Creeds and Confessions of Faith. Professor W. A. Curtis, D.Litt. . 51.—Aberdecn Alumni at Other Universities. Part I. Professor J. Harrower, LL.D . 52.—Royal Fishery Companies. J. R. Elder, M.A. . 53.—Zoological Studies. Professor Thomson and others, Ser. VII. . 54.— Flora of Banffshire. W.G. Craib, M.A. . 55.— Catalogue of Anthropological Museum. Professor R. W. Reid, M.D . 56.— Geology of the Valley of the Dee. Alexander Bremner, M.A, . 57.—Flora of Siam: Dicotyledones. W.G. Craib, M.A. . 58.— Notes on Academic Theses, P. J. Anderson. . 59.— Gordons under Arms, C. O. Skelton and J. M. Bulloch, M.A, . 60.—Society of Advocates in Aberdeen. J. A Henderson, F.S,A, Scot. ' . 61.—Flora of Siam : Monocotyledones. W.G, Craib, M.A. — Contributions to the Flora of Siam Monocotyledones By William Grant Craib, M.A. Assistant for India ~ Royal Botanic Gardens, Kew Printed for the University of Aberdeen MCMXIII fh \ [Reprinted from the Kew 4 CONTRIBUTIONS TO THE FLORA OF SIAM. MONOCOTYLEDONES. The present contribution, dealing with the Monocotyledones and Gymnosperms with the exception of the Family Orchidaceae, which is reserved for a separate paper, is continued on exactly the same lines as the earlier papers dealing with the Dicotyledones. Just before the publication of the first contribution—the Polypetalae — there appeared in Bot. Centralbl., Beihefte Xxvli. 2, pp. 455-507, a paper by C. C. Hosseus entitled “ Beitriige -gur Flora Siams,”’ and before the publication of the second con- tribution—the Gamopetalae and Incompletae—there appeared in the same publication (vol. xxviii. 2, pp.°357-457) a paper entitled ‘ Die botanischen Ergebnisse meiner Expedition nach Siam” by the same author. In the following enumeration these papers are cited briefly Hosseus i. and Hosseus ii., respectively. MONOCOTYLEDONES. Hy DROCHARIDACEAE. Enhydrias angustipetala, Aidley—F1. Indo-Chine, vi. p. 17. Lagarosiphon Roxburghii, ¥.B.1., v. p. 659, in part. Chiengmai, Doi Sootep, in swamp, 330 m., Kerr, 16260. Distr. Malay Peninsula, Indo-China, Japan. Ottelia alismoides, Pers.—F'.B.I., v. p. 662. Chiengmai, in marsh at foot of Doi Sootep, 300 m., Kerr, 654. Distr. Trop. Asia and Australia. BURMANNIACEAE. Burmannia disticha, Zinn.—F.B.I., v. p. 664; Fl. Indo-Chine, vi. p. 25. Chiengmai, Doi Sootep, in open marshy ground, 660 m., Kerr, 1204. | Distr. S.E. Asia to Australia, 23981 2 Burmannia uniflora, Rottler ex Spreng. ? Chiengmai, in open marshy ground on Doi Sootep, 480-720 m., Kerr, 929, 2644 ; Wang Djao, 100 m., Hosseus, 115. This is B. coelestis, Don, in the wide sense as understood in the Flora of British India. Hosseus ii. p. 374 refers his 115 and a plant from Ban Jang not seen by the writer to B. coelestis. Burmannia Wallichii, Hook. f., F.B.1., v. p. 666 ; Fl. Indo-Chine, Vi. p. 21. ? Chiengmai, Doi Sootep, on mossy bank in evergreen jungle by a stream, 540 m., Kerr, 926. Dist). Burma, Hong-Kong. ScITAMINEAE, Globba Clarkei, Baker, F.B.L, vi. p. 201; K. Schum., Engler Pflanzenr., Zingib., p. 134. Chiengmai, Doi Sootep, in evergreen jungle, 900-1500 m., Kerr, 1370, 1370a. Distr. Sikkim, Khasia. Globba Kerrii, Crazb, sp. n., ob staminodia majuscula distincta. Herba erecta, 43-82 cm. alta. Folia lanceolata, apice acuminata, acuta, basi in petiolum brevissimum attenuata, 12-22 cm. longa, ad 2 cm. lata, utrinque glabra ; vaginae infimae circiter 6, parum rubrescentes, sub-tomentosae, supremae parce breviter pubescentes, omnes ciliatae ; ligula circiter 2 mm. longa. Panicula erecta, ad 9cm. longa, ramis inter se satis distantibus mox patulis infimis ad 3 cm. longis glabris; bracteae bracteolaeque deciduae ; bulbilli rari. Calyx 5 mm. longus, lobis deltoideis 1°5 mm. longis ciliatis. Corollae tubus 1°3 cm. longus, extra puberulus, lobi ad 7 mm. longi. Staminodia lateralia subelliptica, 1°7 cm. longa, 8 mm. lata, corollae. lobos insigniter excellentia ; labellum 1°2 em. longum, bilobatum, lobis oblongis obtusis 5 mm. longis 1°5 mm. latis; anthera 2°25 mm. longa, ala inaequaliter bilobata 2°5 mm. longa utrinque instructa. Ovarium ad 4 mm. altum. . Chiengmai, Doi Sootep, in open grassy jungle, 900-1200 m., Kerr, 1278. Globba Nisbetiana, Crab, sp. n., G. pauciflorae, King ex Baker, facie similis sed indumento crassiore distinguenda. Caules 7-15 cm. alti. Folia ovato-lanceolata, acuminata vel inconspicue acuminata, acuta, basi late cuneata, 2-4°5 cm. longa, 0°8-1'6 cm. lata, breviter petiolata, supra pilis longis rigidis hie illic instructa, subtus tenuiter pilosa, ciliata ; vaginae infimae ad 4, parce hirsutae, ciliatae ; ligula vix 1 mm. longa, pilosa. Jnflore- scentia pauciflora, erecta; bracteae oblongae, acuminatae, 6 mm. longae, 3 mm. latae. Calyx 2°5 mm. longus, lobis brevibus acutis. Corollae tubus 1°6 cm. longus, extra puberulus, lobi ad 5 mm. longi. Staminodia lateralia elliptica, circiter 8 mm. longa et 5 mm. lata ; labellum 8 mm. longum, bilobum, lobis parum lobatis; anthera 2 mm. longa, ala inaequaliter biloba (lobo infero supero parum minore) ad 2°5 mm. longa 1°25 mm. lata utrinque ornata. Ovarium 15 mm. altum. Chiengmai, Doi Sootep, in evergreen jungle, 900-1200 m., Kerr, 129 ., . 3 Globba platystachya, Baker, V.B.1., vi. p. 206; K. Schum., Engler Pflanzenr., Zingib., p. 144; Fl. Indo-Chine, vi. p. 33. Petchabouri River (ex Fl, Indo- Chine). Distr. §. India. Globba purpurascens, Crazb, sp. n., G. cernuac, Baker, affinis sed foliorum pagina inferiore glabra et ut vaginis purpurascente, panicula erecta distinguenda. Herba ad 37 cm. alta, vaginis praesertim supremis foliorumque pagina inferiore purpureis. Folia ovato-lanceolata vel lanceolata, apice acuminata, acuta, basi cuneata, 6-11°3 cm. longa, 1*1—3°2 em. lata, brevissime petiolata, utrinque pilosula ; vaginae infimae ad 6, parce breviter pubescentes, conspicue ciliatae ; ligula brevis, superne strigosa, strigoso-ciliata. Panicula 4-5 em. longa, erecta ; bracteae infimae virides, lanceolatae vel ovato-lanceolatae, acutae, ad 1°8 cm. longae, bulbilliferae ; bulbilli ovoidei, obtuse acuminati, verrucosi, 3 mm, longi. Calyx 3 mm. longus, breviter 3-lobatus. Corollae luteae (ex Kerr) tubus 1°7 cm. longus, lobi ad 5 mm. longi. Staminodia lateralia oblongo-lanceclata, 5 mm. longa, 1°5 mm, lata ; labellum 6 mm. longum ; anthera 2 mm. longa, alis duobus oblongo- _lanceolatis supremis ad 3 mm. longis et 1 mm. latis infimis paullulo minoribus utrinque ornata. Ovarium vix 2 mm. altum, parum verrucosum. Chiengmai, Doi Sootep, in evergreen jungle, 1050 m., Kerr, 1316. Globba reflexa, Crazb, sp. n., a G. versicolore, Smith, foliis angustioribus rigidioribus, panicula nutante, bracteis sub anthesin reflexis recedit. } hea. Cauls 40-56 em. altus. Folia lineari-lanceolata, apice acuta, basi obtusa, 6°5-20 cm. longa, 0°7-1'4 cm. lata, sessilia, supra fere glabra, subtus pilosa, chartacea ; vaginae infimae saltem 4, ciliatae : ligula brevis, longe ciliata apicemque versus pilosa, Panicula cernua, ramis satis remotis obliquis vel fere patulis primo ut rachi puberulis mox glabris circiter 2 cm. longis; bracteae oblongo- lanceolatae, persistentes, reflexae, ad 1°5 cm. longae et 3 mm, latae ; bulbilli deficientes. Calyx 4°5 mm. longus, breviter 3-lobatus. Corollae luteae (ex Kerr) tubus 1°6 cm. longus, lobi 5-6 mm. longi. Staminodia lateralia 1:2 cm.- longa; labellum 8 mm. longum, bilobatum, lobis anguste oblongis obtusiusculis ; anthera 2°5 mm. longa, latere utroque alis duobus acutis 2°5 mm, longis supremis 1 mm. latis infimis 0°5 mm. latis ornata. Ovarium verruculosum, 2 mm. altum. Chiengmai, Doi Sootep, 600-900 m., Kerr, 616, 1202. Globba Schomburgkii, Hook. f—Williams, Bull. Herb. Boiss., iv. (1904) p. 361, 2» part; K. Schum., Engler Pflanzenr., Zingib., p. 153 ; Fl. Indo-Chine, vi. p. 38; Hosseus, ii. p. 374. : Chiengmai, Doi Sootep, in mixed and deciduous jungles, 330-450 m., Kerr, 1298 ; Kampeng, 50 m., Hosseus, 33; Bangkok, Schomburgh, 306 ; Petchabouri, Pierre, 48. Distr. Cambodia. The Anhin plant (Schomburgh, 255) referred by Williams,-Le., to this species has been described as a distinct species under the name G. colpicola, K. Schum. | Globba xantholeuca, Craib, sp. n., G. panicoidi, Miq., affinis sed foliis haud glabris facile distinguenda, 23981 A 2 4 Caules 30-58 em. alti. Folia anguste lanceolata, apice attenuata, acuta, basi late cuneata, 9°5-15 em. longa, ad 1°7 cm. lata, brevissime petiolata, supra pilis longis rigidis basi tuberculatis hic illic instructa, subtus pilis similibus nisi tenuioribus numerosioribus ; vaginae infimae circiter 5, conspicue ciliatae; ligula ad 2°5 mm. longa, ciliata, Panicula erecta, ad 6 cm. longa, pedunculo ad 6 cm. longo suffulta, glabra; rami patuli, inter se remoti, infimi ad 3 cm. longi, pauciflori; bracteae bracteolaeque cito deciduae ; bulbilli rari, ambitu oblongi, acuminati, ad 1°5 cm. longi, glabri. Calyx vix 5 mm. longus, glaber ; lobi lanceolati, acuti vel subacuti, vix 2 mm, longi. Corollae albae (ex Kerr) tubus 1'2 em. longus, lobi 3°5-4 mm. longi. Staminodia lateralia 4 mm. longa; labellum luteum (ex Kerr), emarginatum ; anthera 1°5 mm. longa, latere utroque ala lineari- lanceolata acuta 3°5 mm. longa 0°75 mm, lata instructa, Meh Ping, Kampeng, in mixed jungle, Kerr, 2031. Globba Yeatsiana, Craib, sp. n., a G. versicolore, Smith, foltis subtus glabris recedit. Caules circiter unimetrales. Folia lanceolata vel late lanceolata, apice acuminata, acutissima, basi late cuneata, ad 28 cm, longa et 4 cm. lata, petiolo ad 7 mm. longo suffulta, utrinque glabra ; vaginae infimae circiter 5, stramineae, ciliolatae ; ligula 2-2°5 mm. longa, ciliolata. Panicula plerumque cernua, ad 13 cm. longa; rami divaricati, satis distantes, ad 6 cm. longi, pauciflori, glabri ; bracteae deciduae, oblongo - lanceolatae, acutiusculae, dorso carinatae, 5 mm. longae, 1°75 mm. latae. Calyx 5 mm. longus, 3-lobatus. Corollae luteae (ex Kerr) tubus 1°7 cm, longus, extra puberulus, lobi ad 7 mm. longi. Staminodia lateralia linearia, 1°4 cm. longa, vix 2 mm. lata; labellum 1°2 cm. longum, bilobum, lobis oblongis apice rotundatis ; anthera 2 mm. longitudinis paululo excedens, ala subaequaliter bilobata 2°5 mm. longa 1°5 mm. lata lobis acutis utrinque instructa. Ovarium 4 mm, altum. Chiengmai, Doi Sootep, in evergreen jungle, 960 m., Kerr, 1214. Gagnepainia Godefroyi, K. Schum., Engler Pflanzenr., Zingib., p. 1380; Fl. Indo-Chine, vi. p. 43. Chiengmai, Doi Sootep, generally in shady spots near a stream, 720 m., Kerr, 615. Distr. Laos (ex Fl. Indo-Chine). I am indebted to Mons. Gagnepain for the identification of this plant after comparison with the types in Herb. Mus, Paris. At first 1 had regarded it as a new species allied to G. Godefroyt but from the copious notes supplied by Mons. Gagnepain the appen- dages of the lip are very variable. There are 5 glands or appendages to the labellum all subject to variation in length and sometimes some of them are almost completely wanting as must have been the case with the flower serving for the figure in Engler Pflanzenr., l.c., fig. 18e where the two lower ones are not represented at all, Kaempferia elegans, Waill.?—F.B.1., vi. p. 222; K. Schum., Engler Pflanzenr., Zingib., p. 82. Chiengmai, Doi Sootep, in mixed jungle, 330 m., Kerr, 1911. Distr. Burma, Kaempferia Galanga, Zinn.—F.B.I., vi. p. 219; K. Schum., Engler Pflanzenr., Zingib., p. 77; Fl. Indo-Chine, vi., p. 49. 5 } Meh Ping, Muang Hawt, in deciduous jungle, 240 m., Kerr, 2012. Distr. S.E. Asia. Lao name, Wan Ten Din Yen (ex Kerr). | Kaempferia pandurata, Roxvb—F.B.1., vi. p. 220; K. Schum., Engler Pflanzenr., Zingib., p. 82; Fl. Indo-Chine, vi. p. 52. hiengmai, Doi Sootep, in mixed jungle, 330 m., Kerr, 1341. Distr. S.E. Asia—often cultivated. Kaempferia rotunda, ZLinn.—F.B.I., vi. p. 222; K. Schum., Engler Pflanzenr., Zingiber., p. 87; Fl. Indo-Chine, vi. p. 47 ; Hosseus, ii. p. 374. Chiengmai, very common in deciduous and open jungles on Doi Sootep, 300-1350 m., Kerr, 637; Doi Sootep, 700-1300 m., _Fosseus, 437. Histr. S.E. Asia—often cultivated. Stahlianthus macrochlamys, Cratb,. comb. nov. Kaempferia macrochlamys, Baker, F.B.1., vi. p. 223; K. Schum., Engler Pflanzenr., Zingib., p. 85. Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1807. Distr. Tenasserim. To Stahlianthus also belong K. involucrata, King ex Baker and probably K. Andersoni, Baker. Gastrochilus longiflora, Wall.—F.B.1., vi. p. 217, in part ; K. Schum., Engler Pflanzenr., Zingib., p. 95. Chiengmai, Doi Sootep, in evergreen jungle, 750 m., Kerr, 1379. Distr. Himalaya, Parasnath, Assam, Burma. _. Gastrochilus parvula, Wail. ex Baker, F.B.L, vi. p. 218; K. Schum., Engler Pflanzenr., Zingib., p. 92. Chiengmai, Doi Sootep, in damp evergreen jungle, 900-1200 m., Kerr, 737. Distr. Upper Burma. Hedychium ellipticum, Ham. ex Smith—F.B.1L, vi. p. 228; K. Schum., Engler Pflanzenr., Zingiber., p. 47. Chiengmai, Doi Sootep, on rocks in open jungle, 900-1350 m., Kerr, 788, 2658. Distr. Himalaya, Khasia. Hedychii elliptici, Ham. ex Smith, var. vel sp. nov.? Differt habitu robustiore, spicis bracteisque longioribus, floribus paulo majoribus. Chiengmai, Doi Sootep, 1650 m., Kerr, 1304. Hedychii Gardneriani, Wall., var.? Differt spicis densioribus, bracteis majoribus floribusque albis. Chiengmai, Doi Sootep, 1650 m., Kerr, 1305. Curcuma (Exantha) ecomata, Craib, sp. n., ob inflorescentiam densam comamque deficientem distincta. Folia oblongo-elliptica, apice breviter acuminata, acuta, basi in petiolum attenuata, ad 39 cm. longa et 13 cm. lata, supra glabra vel costa tantum parcissime setulosa, subtus tenuiter hirsutula ; petioli ad 20 cm. longi; vaginae aphyllae saltem 4, superiore 20 em. longa. Pedunculus ad 7 cm. longus, basi squamis duobus pedunculo paululo longioribus instructus; bracteae inter se plus 6. minusve connatae, sicco stramineae vel brunneae, interdum apicem versus rubrescentes, apice rotundatae, ad 3 cm. longae et 2°7 em. latae, marginatae, glabrae. Calyx hyalinus, circiter 1 cm. longus. Corollae tubus vix 3 cm. longus, superne ampliatus, pilis deflexis extra instructus ; lobi lanceolati vel oblongo-lanceolati, acuti, inter se subaequales, ad 15 mm. longi et 4°5 mm. lati. Staminodia— purpurea (ex Kerr), subrhomboidea, acuta, 15 mm. longa, 7 mm. lata; labellum subrotundatum, basi angustatum, 12 cm. diametro, purpureum nisi medio luteum (ex Kerr); filamentum latum, circiter 5 mm. longum; anthera 8 mm. longa, calcare circiter 2 mm.. longo. Chiewmsi Doi Sootep, 660 m., Kerr, 1155 (leaf-specimens collected three weeks after flowering specimens). Curcuma longa, Linn.—F.B.I., vi. p. 214; K. Schum., Engler Pflanzenr., Zingiber., p. 108 ; Fl. Indo-Chine, vi. p. 63. Chiengmai, Doi Sootep, in damp evergreen jungle, 900 m., Kerr, 688. Probably native in E. India or Indo-China—cultivated in the tropics. Lao name, Kamin Pah (ex Kerr). Curcuma parviflora, Wall—F.B.1., vi. p. 215; Williams, Bull. Herb. Boiss., iv. (1904) p. 232; K. Schum., Engler Pflanzenr., Zingib., p. 102; FI. Indo-Chine, vi. p. 61; Hosseus, ii. p. 373. Chiengmai, Doi Sootep, in deciduous jungle, 300-720 m., Kerr, 719; Wang Djao, 100 m., Hosseus, 56. Distr. Burma, [Laos, ex Fl. Indo-Chine, Siamese Malay Peninsula, ex Williams}. Curcuma zedoaria, Roscoe, forma, Hosseus, ii. p. 374. Wang Djao, 140 m. (ex Hosseus), - Curcuma sp. aff. C. sessili, Gage: Chiengmai, in deciduous jungle on lower slopes of Doi Sootep, 300-600 m., Kerr, 634. According to Dr. Kerr the whole inflorescence is eaten by the natives. | Lao name, Dawk Aaow (ex Kerr). Amomum siamense, Craid, sp. n., ab A. Robertsonii, Craib, foliis glabris distinguenda. Caules ad 2°7 m. alti (ex Kerr), basi paulo ultra 2 cm. diametro, superne tantum foliati. Folia ad 79 cm. longa et 15°5 em, lata, apice acuminata, acuta, basi in petiolum attenuata, utrinque glabra, subtus glaucescentia, petiolo 7 cm. longo suffulta; ligulae omnes mancae, saltem 3 cm. longae ; vaginae glabrae, stramineae. Spicae radicales, densae, globosae vel ovoideae, ad 3 cm. longae, breviter pedunculatae ; bracteae exteriores subrotundatae, ad 2 cm. longae, interiores paulo angustiores, glabrae. Calycis extra parce pube- scentis tubus 1 cm. longus, lobi lanceolati, acuti, cornuti, 1°3 em. longi. Corollae albae (ex Kerr) tubus 2 cm. longus ; lobi oblongo- oblanceolati, acuti, ad 17 mm. longi et 6°5 mm. lati. Staminodia lateralia parva, dentiformia; labellum album, luteo-maculatum (ex Kerr), 2°2 em. longum, 7 mm. latum, intra parce pubescens ; anthera 7 mm. longa, filamento circiter 2 mm. longo. Ovarium 3 mm. altum, sericeum ; stylodia 6 mm. longa. 7 ) Chiengmai, in evergreen jungle on Doi Sootep, 1200-1650 mn., Kerr, 597. Zingiber (Cryptanthium) Bradleyanum, Craib, sp. n., ab aftini Z. barbato, W all., foliis latioribus gubtus villosis bracteis angustiori- bus recedit. ~~ Herba 58-63 em. alta. Folia lanceolata vel oblongo-lanceolata, apice acuminata, acuta, basi attenuata, plerumque circiter 40 cm. longa et 6°5 cm. lata, fere sessilia, supra glabra, subtus villosa ; ligula bifida, 3 cm. longitudinis vix attingens, ad 5 mm. lata, viridis, parce pubescens ; vaginae infimae 2-3, ut superiores substrigosae. Inflorescentia e spicis 4 per paria lateraliter disposita superpositis constituta ; pedunculus spicae inferioris 2-4 cm. longus, superioris multo brevior, squamis imbricatis tectus ; spicae circiter 3-3°5 em. longae ; bracteae dorso substrigosae, infimae 3 cm. longae ; bracte- olae 23 mm. longae, 3 mm. latae. Calyx hyalinus, 9 mm. longus. Corollae albae (ex Kerr) tubus 3°7 cm. longus ; lobi oblongo- vel lineari-lanceolati, acuti, circiter 2°3 cm. longi, 3-7 mm. lati. Staminodia_lateralia lobos laterales labelli simulantia; labellum 18 cm. longum, 1:3 cm. latum; anthera circiter 1 cm. longa, connectivi appendicula paulo longior. Chiengmai, in rather damp, evergreen jungle on Doi Sootep, 300 m., Kerr, 763. Zingiber (Lampujum) Kerrii, Crazb, sp. n., ab affini Z. oficenali, Roscoe, inflorescentia multo robustiore recedit. Herba unimetralis vel paulo altior. ola lineari-lanceolata, apice gradatim attenuata, acuta, basi in petiolum brevissimum strigosum attenuata, ad 31 cm. longa et 2 cm. lata, chartacea vel interdum rigide chartacea, utrinque glabra ; ligula ad 3 mm. longa, plerumque 2 mm. longa, superne strigosa ; vaginae pilis perpaucis instructae ; vaginae infimae 5-6, basales brunneae, ceterae virides. Pedunculus 8-11 cm. longus, squamis 6-8 superne gradatim majoribus extra tenuiter pilosis instructus ; spica fusiformis, ad 10 cm. longa, 3-3°5 em. lata ; bracteae ad 3:3 cm. longae et 2°2 cm. latae, apice obtusae vel subrotundatae, superne rubro-brunneae, margine scariosae, uniflorae ; bracteolae late lanceolatae, acutiusculae, ad 2°7 cm. longae, vix 1 cm. latae, extra apice basique praecipue parce pube- scentes. Calyx hyalinus, brunneo-striatus, 7 mm. longus, inferne pilosus. Corollae tubus circiter 3 cm. longus; lobi parum inaequales, ad 1°7 cm. longi, 4 mm. lati. Staminodia oblonga, ad 9 mm. longa et 3 mm. lata, brunneo-lineata ; labellum suborbiculare, basi attenu- atum, 1*1 cm. longum, 1 em. latum; anthera 7 mm. longa, connectivi appendiculae aequilonga. Ovarium 2°5 mm. altum. Chiengmai, in evergreen and open jungle on Doi Sootep, 900-1200 m., Kerr, 1290. Zingiber Parishii, Hook. f—F. B. L., vi. p. 248; K. Schum., Engler Pflanzenr., Zingib., p. 173. Chiengmai, Doi Sootep, in evergreen jungle, 660 m., Kerr, 1314. Distr. Burma. Zingiber (Cryptanthium) Smilesianum, Craz, sp. n., ab aftini ‘Z. rubente, Roxhb., statura minore, foliis angustioribus distinguenda. Herba 20-40 cm. alta, Folia lineari-lanceolata vel lanceolata, apice longe acuminata, acuta, basi in petiolum ad 5 mm, longum 8 attenuata, 9-20 cm. longa, 1°5-3°2 cm. lata, supra glabra, subtus tenuiter parce pilosa; ligula oblonga, circiter 2 mm. longa, bifida ; vaginae infimae 4—5, ut superiores tenuiter parce pilosae. Spicae fusiformes vel ovoideae, 3-4 cm. longae, pedunculo brevi validius- culo subhorizontali vel ad 7 cm. longo tenuiore astendente pauci- squamato suffultae ; bracteae oblongae vel late lanceolatae, ex- teriores ad 2°5 cm. longae, dorso tenuiter parce pilosae ; bracteolae ad 3°5 cm. longae, 3 mm. latae. Calyx 1°3 cm. longus, ima basi adpresse fulvido-pubescens. Corollae tubus circiter 3 cm. longus ; lobi lanceolati vel late lanceolati, acutissimi, ad 3 cm. longi et 6 mm. lati. Staminodia lobos laterales oblongos vix 1 cm, longos 1*5 mm. latos Jabelli formantia; labellum ellipticum (apice retusum ?) circiter 2 cm. longum et 1:2 em. latum; anthera 1'2 cm. longa, connectivi appendiculam aequans. Ovarium 3°5 mm. altum, dense adpresse fulvido-hirsutum, Chiengmai, Doi Sootep, on edge of evergreen jungle, 1200 m., Kerr, 1311 and in evergreen jungle, 1200-1500 m., Kerr, 1311 a. Zingiber Zerumbet, Roscoe ex Smith—F.B.1., vi. p. 247; K. Schum., Engler Pflanzenr., Zingiber., p. 172; Fl. Indo-Chine, vi. p. 84. Chiengmai, Doi Sootep, in mixed jungle, 330 m., Kerr, 1299. Distr. Tropical Asia—often cultivated. Costus speciosus, Smith, var. argyrophyllus, Baker, F.B.I., vi. p. 250. C, speciosus, var. sericea, K. Schum., Engler Pflanzenr., Zingib., p. 399. Chiengmai, Doi Sootep, in damp places near streams, 300-900 m., Kerr, 775. Dist. (of var.) Burma, Malaya. Alpinia bracteata, Roxb.—F.B.L, vi. p. 255; Coll. et Hemsl., Journ. Linn, Soc., xxviii, p. 136; K. Schum., Engler Pflanzenr., Zingiber., p. 336 ; Fl. Indo-Chine, vi. p. 95. Chiengmai, in thick, damp, evergreen jungle on Doi Sootep, 900- 1500 m., Kerr, 559 ; Doi Sootep, 1500 m., Hosseus, 508. Distr, EE. India, Indo-China, Alpinia oxymitra, K. Schum.—K. Schum., Engler Pflanzenr., Zingiber., p. 336 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 231. Sriracha, Nawng Kaw, 30 m., Kerr, 2069 ; Koh Chang, Schmidt, 798, Siamese name, Ton Lao (ex Kerr), Alpinia siamensis, K. Schum., Engler Pflanzenr., Zingiber., p. 357 ; Fl. Indo-Chine, vi. p. 100, A. conchigera, Williams, Bull. Herb. Boiss., iv. (1904) p. 231, in part. | Bangkok, Schomburgh, 123. Distr, Cochinchina, Cambodia—ex F/. Indo-Chine. Alpinia sp. aff. A. nutanti, Roscoe. Chiengmai, Doi Sootep, 1050 m., Kerr, 623. Probably nearly allied also to A. platychilus, K. Schum. this plant may represent a new species. Schumannianthus dichotomus, Gagnep.—Fl. Indo-Chine, vi. p- 122. Chnogyne dichotoma, Salisb—F¥.B.L, vi. p. 258. Donax Arundastrum, K. Schum., Engler Pflanzenr., scant’ p. 33; Williams, Bull. Herb. Boiss., iv. (1904) p. 361, viz Lour, 9 Chiengmai, 300 m., cultivated, used for basket work, Kerr, 1857 ; Bangkok, Schomburgh, 130, Zimmermann, 46. Distr. S. E. Asia. Lao name, Dawk Yéng (ex Kerr). Donax arundastrum, Hosseus, il. p. 374, may also be this plant. Phrynium capitatum, Willd —F.B.1., vi. p. 258, in part; K. Schum., Engler Pflanzenr., Marant., p. 53; Williams, Bull. Herb. Boiss., iv. (1904) p. 361. Chiengmai, Doi Sootep, on marshy ground in evergreen jungle, 660 m., Kerr, 1799. Distr. India, China, Indo-China, Malay Archipelago. Halopegia brachystachys, Crazb, sp. n., ab H. macrostachya, K. Schum., bracteis multo minoribus facile distinguenda. Herba circiter semimetralis. Folia oblonga vel late oblonga, apice abrupte acuminata, acuta, basi rotundata vel cuneato- rotundata, 12-21 cm. longa, 5°5-9 cm. lata, supra glabra, subtus parcissime pubescentia, petiolo ad 13 cm. longo parte suprema incrassata ad 1°3 cm. longa suffulta, vaginis strigosis et strigoso- ciliatis. Inflorescentia in vaginis inclusa, floribus (omnibus in- feliciter mancis) albis (ex Kerr) tantum exsertis ; bracteae lanceo- latae, acutae, 4°5 cm. longae, 7 mm. latae, utrinque glabrae ; flores gemini, breviter pedunculati, altero pedicello alato 5 mm. longo altero pedicello brevi haud alato suffulto. Sepala duo lanceo- lata, acuta, ad 4 mm. longa, dorso parce pubescentia, tertium minutum. Ovarium basi apiceque strigosum. Caryopsis cylindrica, - 8 mm. longa, 3°5 mm. diametro, monosperma. Meh Ping, Kampeng, in mixed jungle, Kerr, 2030. To this species probably also belongs the plant collected in Rangoon by Scott which is included under Phrynium spicatum in the Flora of British India and under Stachyphrynium spicatum by K. Schumann in his monograph of the Marantaceae in Engler’s Pflanzenreich. The writer has not seen the plant collected at Pahombuk by Hosseus and referred by him (ii. p. 374) to Stachyphrynium spicatum. IRIDACEAE. Tris Collettii, Hook. f. 1. nepalensis, forma depauperata, Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 136. Chiengmai, Doi Sootep, in deciduous jungle, 480-750 m., Kerr, 656. Distr. Upper Burma, Yunnan. Part of this collection is typical in having the leaves quite small at the flowering stage, whereas part—also in the flowering stage— has leaves up to 48 cm. long. AMARYLLIDACEAE. Fi oa aurea, Lour.—F’.B.1., vi. p. 277; Coll. et Hemsl., Journ, Linn, Soe., xxviii. p. 136 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 230. Chiengmai, Doi Sootep, among grass in open jungle, 1200- 1500 m., Kerr, 1280. Distr. S.E, Asia. 10 Curculigo gracilis, Wall—F.B.L., vi. p. 278. Chiengmai, Doi Sootep, in evergreen jungle, 900 m., Kerr, 1812. Distr, Ti. Himalaya. Curculigo latifolia, Dryand.—F.B.1., vi. p. 280; Hosseus, ii. p. 373. Koh Yai (ex Hosseus), Distr, India, Burma, Malaya. Curculigo orchioides, Gaertn.—F.B.1., vi. p. 279, is: Chiengmai, in mixed jungle at foot of Doi Sootep, 330 m., Kerr, 1195. | Distr. §S. China to Australia. _ Curculigo recurvata, Dryand.—F.B.L., vi. p. 279. Chiengmai, Doi Sootep, in evergreen jungle by streams, 660 m., Kerr, 1176. _ Distr. S. China to Australia. Curculigo sp. Chiengmai, in mixed jungle, 660 m., Kerr, 1873. Crinum Wattii, Baker—F.B.L., vi. p. 281.. | | _ Chiengmai, Doi Sootep, in mixed jungle, 300-900 m., Kerr, 1844. Distr. Manipur, Upper Burma. TACCACEAE, Tacea Garrettii, Crazb, sp. n., a 7’. laevi, Roxb., involucro multo majore e segmentis 4 quorum duobus aliis multo majoribus constituto recedit. Folia anguste elliptica, apice acuminata, acuta, basi rotundata, ad 45 cm. longa et 18°5 cm. lata, chartacea, glabra, nervis lateralibus primariis circiter 12 subtus cum costa prominentibus supra conspicuis subprominulis, petiolo ad 45 cm. longo suffulta. Pedunculus 66 cm. longus, glaber. Jnvolucri bracteae glabrae, majores 7 cm. longae et 8 cm. latae, minores 7 cm. longae, 3°5 em. latae ; bracteae filiformes, ad 20°5 cm. longae. Pedicelli 3-3°5 cm. longi, glabri. Receptaculum 7 mm. altum, subalatum. Perianthi tubus circiter 6 mm. longus ; lobi exteriores oblongi, apice rotundati, circiter 11 mm. longi et 8 mm, lati; interiores exterioribus paulo majores. Doi Intanon Range of the Pah Ngeam, 1230 m., in wet jungle among rotting wood, Garrett, 45. Tacca laevis, Roxb.—F.B.1., vi. p. 288. Chiengmai, Doi Sootep, in evergreen jungle by a stream, 690- 900 m., Kerr, 1168, 1168a— fruit lying on ground, underneath fallen leaves.” Distr. S.E. Asia. D1oscOREACEAE.” Dioscorea alata, Linn. : Chiengmai, 300 m., in scrub jungle, Kerr, 1528a; Doi Sootep, 330 m., in serub jungle, Kerr, 1528b. | * The specimens of Dioscorea have been kindly named for me by Mr I. H. Burkill who, with Sir D. Prain, is at present engaged ona monograph of the genus. Owing to the involved synonymy references to published works have been omitted. a | lir Distr. India, Assam, Burma, Yunnan, Polynesia, Mascerene Is., West Tropical Africa. Dioscorea birmanica, Prain ct Burkill. Chiengmai, in scrub jungle at foot of Doi Sootep, 330 m., Kerr, 1326. Distr. Burma. Dioscorea brevipetiolata, Prain et Burkill. Sriracha, Nawng Kaw, edge of railway track, 30 m., Kerr, 2047. Dioscorea bulbifera, Linn. : Chiengmai, in scrub jungle, 300 m., Kerr, 1529b; near Muang Hawt, 225 m., Kerr, 2206; Phre, 156-240 m., Luang Vanpruk, 127. Distr. ‘Through India except the driest parts, Ceylon and eastwards to Tahiti reaching Japan northwards and_ entering Australia southwards. Probably only an introduction in other parts of the world (e.g., Africa and W. Indies). Lao name, Koii (ex Kerr). Dioscorea daemona, Roxb., var. mollissima, Prain et Burkill. Chiengmai,‘in mixed jungle at foot of Doi Sootep, 300 m., Kerr, 681. Distr. Through India except the dry parts of the North West, Ceylon and eastwards through southern China, Malaya. to New Guinea ; var. mollissima in the Malay region only. Dioscorea decipiens, Hook. I. Chiengmai, Doi Sootep, in mixed jungle, 360 m., Kerr, 1449. Distr. Burma, just entering Southern China and reaching Cochinchina. Dioscorea glabra, Roxb. Chiengmai, Doi Sootep, in schil jungle, 330 m., Kerr, 1485. Distr. From Orissa and Bengal eastwards to the Malay Islands. Dioscorea kamoonensis, Kth. Chiengmai, Doi Sootep, in open jungle, 1560 m., Kerr, 1374. Disir, Along the Himalaya to South-Western China and thence southwards in a few ranges. _ Dioscorea Kerrii, Prain et Burkill. Chiengmai, Kerr, 1404. Dioscorea membranacea, Pierre. Chiengmai, Doi Sootep, in mixed jungle, 360 m., Kerr, 1245 ; Meh Hia, 330 m., in mixed jungle, Kerr, 1951. Distr. Chin Hills, Cochinchina. Dioscorea pentaphylla, Linn. Chiengmai, Doi Sootep, 900 m., Kerr, 1383, 1383a. Distr. India, except the Banish. Ceylon ae eastwards to Tahiti entering Southern China. Dioscorea pentaphylla, Linn., var. near var. Jacquemontii. Chiengmai, Doi Sootep, in mixed jungle, 360 m., Kerr, 1450. This variety is confined to Western India. err, 1450 cannot be proved to be the same with the root and abundance of ¢ flowers. 12 Dioscorea pentaphylla, Linn., var. malaica. | Chiengmai, in scrub jungle, 300 m., Kerr, 2251; Doi Sootep, in mixed jungle, 330 m., Kerr, 2251a. Distr. (of var.). Malaya and perhaps in the Pacific. Rox BURGHIACEAE. Stemona aphylla, Crazb, sp. n., caulibus florigeris crassis, foliis ad bracteas squamoideas reductis, pedunculo communi brevi distincta. Caules florigeri ad 4°5 mm. diametro, teretes, primo leves, mox striati, hic illic glaucescentes, glabri. Folia, saltem caulium flori- gerorum, ad squamas deltoideas acutas 7 mm. longitudinis et basi fere 7 mm. latitudinis attingentes glabras reducta. Pedunculus communis abbreviatus, squama brevior vel eam subaequans, glaber ; bracteae lanceolatae, acutae, ad 4°5 mm. longae, squamiformes, — glabrae ; pedicelli plerumque circiter 1°5 em. longi, glabri, medium prope articulati; flores virides (ex Kerr). Fl. g. Perianthii segmenta 4, exteriora anguste oblonga, acuta, 2°5 cm. longa, 5°5 mm. lata, interiora oblongo-ovata, acuta, exterioribus subaequi- longa, circiter 1 cm. lata. Stamina 4; filamenta brevia, basi breviter connata; antherae (appendice inclusa) 21/mm. longae. Ovarii rudimentum parvum. 7. Q (vel d ?). Perianthiium masculi sed minus. Stamina 4, (fertilia?). Ovarium 4 mm. altum, stylo obtuso vix distincto, ovulis pluribus erectis. Near Phre, Me Ta, perennial with trailing shoots, roots numerous thick and fleshy, in dry bamboo jungle, 240 m., Kerr, 2351. Stemona Burkillii, Prain, Journ. As. Soc. Beng., lxxiii. p. 43, ex deser. | , Chiengmai, Doi Sootep, in evergreen jungle, 420 m., Kerr, 1403, in mixed jungle, 570 m., Kerr, 1403a. Distr. Upper Burma (ex Prain), Stemona Griffiithiana, Aurz—F.B.L, vi. p. 299; Prain, Journ. As. Soc. Beng., Ixxiil. p. 42. Phre, Rawng Kwang, in deciduous jungle, 180 m., Kerr, 2365. Distr, Burma. Stemona Kerrii, Crazb, sp. n., a S. Curtistt, Hook. f., foliis minoribus haud glabris facile distinguenda. Herba erecta vel volubilis ; radices e rhizomate perenni fusi- formes, ad 10 cm, longae, 7 mm. diametro ; caules breviter crispatim pubescentes, juventute gracillimi, si erecti flexuosi. Folia ovata vel late ovata, apice acuminata, acuta, basi cordata, plerumque altius cordata, 3-8 cm. longa, 2-6°3 cm. lata, basi plerumque 11-13- nervata, nervis lateralibus supra conspicuis subtus prominentibus, nervis transversis densis parallelis utrinque conspicuis, nervis nervulisque pagina superiore pilis albis parcissime instructa, inferiore piloso-pubescentia, sicco viridia; petioli 0°7-3 cm. longi, supra canaliculati, indumento ut caules. Jnflorescentia axillaris, 1-3-flora, petiolos subaequans, floribus polygamo-dioicis. Fl. ¢. Perianthii segmenta 4, lineari-lanceolata vel Jate lanceolata, acuta, 9 mm. longa, 2°25-3°25 mm. lata, extra pilis paucis rigidis erectis instructa, intra glabra. /ilamenta brevissima, ima basi connata, ovarii rudimentum minutum cingentia ; antherae sicco subvirides, 2°25 mm. longae ; connectivi appendicula sicco rubra, inaequaliter trialata, alis 13 lateralibus 6 mm. Peer utraque 0°75 mm. lata intra paulo supra alae mediae apicem corpusculo albido circiter 1 mm. longo ornatis ala media 1°75 mm. longa. Fl. 3. Perianthium staminaque maris nisi paulo longiora. Pistillum “elabrum, 2°5 mm, /altum, ovulis 2 erectis. Chiengmai, Doi Sootep, 720-900 m., erect or scandent on low herbage, Kerr, 707. LILIACEAE. Smilax Hemsleyana, Craib, sp. n., a S. lanceaefolia, Roxb., foliis late ellipticis vel ovato-ellipticis distinguenda. Ramuli straminei, striati vel minute striati, glabri, aculeis spar- sissime instructi. Folia elliptica, late elliptica vel ovato-elliptica, apice breviter acuminata, basi truncato- vel rotundato-cuneata, 9-12 cm. longa, 6-9°5 em. lata, glabra, rigide chartacea, 5-nervia, nervis cum nervulis pagina utraque prominulis, petiolo 1°5-2 cm. longo suffulta; vaginae petiolis 5-7 mm. adnatae. Pedunculus _ inflorescentiae Q 3° 7 om. longus, 8 mm, e basi bibracteatus, glaber ; - pedicelli circiter 8 mm. longi, glabri. Perianthii albi (ex Kerr) segmenta medio reflexa, exteriora suboblonga, apice cucullata, medio (ubi reflexa) parum angustata, 4°5 mm. longa, 2°25 mm. lata, interiora 4°5 mm. longa, basi 1 mm. lata, superne 0°75 mm. lata. Staminodia 3, filiformia, 2°5 mm. longa. Ovarium 3 mm. altum, glabrum. Fructus globosus, sicco substramineus, 7-8 mm, diametro. Chiengmai, Doi Sootep, climbing over bushes in evergreen jungle by stream, 660 m., Kerr, 596. Collett, 653 foferred to by Coll. and Hemsl., Journ. Linn. Soc., xxvill. p. 137 under S, lanceaefolia, probably also belongs to this species. Smilax lanceaefolia, Rox).—F.B.L., vi. p. 308; Coll. et Hemsl., Journ, Linn, Soc., xxviti. p. 137 ; Hosseus, ii. p. 373. Chiengmai, Doi Sootep, in evergreen jungle, 1050-1350 m., Kerr, 522; Doi Intanon, 1300 m., Hosseus, 337. Distr. Sikkim, Assam, Burma, China. Smilax macrophylla, Rorb—_F.B.L., vi. p. 310 ; Hosseus, ii. p. 373. Chiengmai, Doi Sootep, in mixed jungle, 330 m., Kerr, 1847. Distr. India, Burma, Assam. Smilax peguana, 4d. DC.—F.B.L,, vi. p. 303. Chiengmai, Doi Sootep, in evergreen. jungle, 1050-1350 m., Kerr, 679. Distr. Burma. Smilax prolifera, Rorb.—F’.B.1., vi. p. 312. Chieng Kim, 390 m., Kerr, 2465. Distr. India, Assam, Burma. Lao name, Mai dao (ex Kerr). Smilax sp. Chiengmai, Doi Sootep, 300-750 m., Kerr, 632. Smilax sp., Hosseus, 11, p. 373. Chiengmai, Doi Sootep, 1675 m. (ex Hosseus), Asparagus acerosus, Roxr).—F.B.I., vi. p. 317, 14 Chiengmai, cultivated, 300 m., Kerr, 2626—“ said to have been brought from the jungle.” Distr. Bengal, Assam, Burma (N. Australia ?), Asparagus racemosus, W72lld.—¥’.B.1., vi. p. 316; Williams, Bull. Herb. Boiss., iv. (1904) p. 230. Sriracha, on rocks by beach, Kerr, 2096. Distr. Trop. Asia, Australia and Africa. : Asparagus racemosus, Willd., var. subacerosa, Baker —F.B I., vi. p. 317. Chiengmai, 300 m., in scrub jungle, Kerr, 1961. Distr. Sikkim. Asparagus sp., Hosseus, ii. p. 373. Doi Intanon, 1100 m. (ex Hosseus). Disporopsis longifolia, Crazb, sp. n., a speciebus adhuce descriptis foliis multo longioribus facile distinguenda. Herba glabra, Polygonati speciebus facie persimilis ; rhizoma repens, circiter 1 cm. diametro ; caules solitarii vel bini, 33-107 em. alti. Folia lanceolata vel late lanceolata, apice longe acuminata, acuta, basi cuneata vel rotundato-cuneata, 12-30 cm. longa, 2°6- 5°2 cm. lata, nervis primariis 3-5 pagina utraque prominulis, secondariis conspicuis, petiolo brevi validiusculo suftulta. Flores in fasciculas ad 7-floras axillares dispositi.; pedicelli ad 1:5 em. longi, suleati vel subalati. Perianthit albi (ex Kerr) tubus subglobosus, 3-4 mm. altus, lobi exteriores elliptico-lanceolati, acutiusculi, 7 mm. longi, 4°5 mm. lati, interiores exterioribus paulo breviores latio- resque, apice rotundato-truncati vel fere truncati. Corona 1°75 mm. alta, paulo ultra medium lobata, lobis apice emarginatis. Stamina ad apices coronae loborum affixa, filamentis brevissimis ;. antherae dorsifixae, basi saccatim productae, 3 mm. longae. Pistillum corona occlusum; ovarium 3 mm. altum, stylo vix 2 mm. longo. Chiengmai, in evergreen jungle on Doi Sootep, 960 m., Kerr, 687a ; in evergreen jungle, 900 m., Kerr, 687. Distr. S.W. China: Szemao, 1350-1800 m., Henry, 12,225, 12,225b, 12,225c ; Lungchow, Morse, 603. The description has been drawn up from Kerr 687a which is the type of the species and which agrees with Morse’s plant and with part of Henry’s. Part of Kerr 687 agrees with the type but part agrees with the remainder of Henry’s plants in having shorter and relatively broader leaves which are not nearly so long acuminate. D. longifolia differs from Hance’s original plant in some im- portant points besides the diagnostic character given aboye. The flowers are here arranged in axillary fascicles whereas in Hance’s plant they are solitary. Again the structure of the corona is markedly different. In the original plant the lobes alternate with the stamens whereas here the stamens are situated at the apex of the lobes. | Ophiopogon brevipes, Crazb, sp. n., ob racemum_ breviusculum validum subcernuum foliaque longiuscula angusta distincta. ' Rhizoma repens, radices longiusculas satis crassas emittens. Folia rigidiuscula, sub anthesin circiter 20 cm. longa et 4 mm. lata, deinde in fructu ad fere 40 cm, longa et 7 mm. lata, petiolo circiter 4 cm, longo suffulta, pagina utraque glabra, inferiore nervis 15 ) prominulis, pallidiora, minute serrulata. Racemi sub anthesin 3°7 em. longi, pedunculo erassiusculo circiter 5 em. longo sulcato superne bracteis 4 sterilibus paleaceis instructo suffulti ; bracteae normales persistentes, infimae ovato-lanceolatae, acutae, 4 cm. longae, supremae gradatim minores, 2-3-florae ; pedicelli recurvi, 3°5 mm. longi, circiter medium articulati. Perianthii albi (ex Kerr) seementa exteriora lineari-oblonga, vix 7 mm. longa et 2 mm. lata, interiora late lanceolata, exterioribus paululo latiora. Filamenta brevia, complanata; antherae vix 3 mm. longae, connectivo producto, Stylus validiusculus, glaber, perianthio aequialtus. Chiengmai, Doi Sootep, 660 m., Kerr, 1197, 1197a, 1840, 2609, Ophiopogon gracilipes, Craib, sp. n., ob perianthii lobos reflexos, facie’ Peliosanthis speciebus similis distincta. Foiia oblongo-oblanceolata, utrinque acutata, 12-21 cm. longa, 15-3 em. lata, chartacea, glabra, nervis primariis circiter 5 supra pro subtus conspicuis vel prominulis, petiolis ad 15 cm. ongis suffulta. Racemi laxiflori, circiter 8 cm. longi, pedunculo communi 3°5-8°5 em. longo glabro sulcato bracteis pluribus sterilibus bracteis floriferis similibus superne gradatim minoribus instructo suffulti ; bracteae floriferae ovato-lanceolatae, plerumque arcuatae, ad 7 mm. longae, albidae; pedicelli rigidi, decurvi, circiter 6 mm. longi, apicem versus articulati, glabri; bracteola ovato-lanceolata, acuta, superne falcata, bractea conspicue minor. Perianthii albi (ex Kerr) segmenta exteriora lanceolata, acuta, 4 mm. longa,:1°5 mm. lata, interiora paululo longiora latioraque, apice subrotundata. lamenta brevia, ima basi connata ; antherae circiter 2°5 mm. longae. Ovarium superum, in stylum gradatim fastigatum; ovula in loculo quoque gemina, erecta, collateralia. Chiengmai, Doi Sootep, in evergreen jungle, 660 m., Kerr, 1087. Ophiopogon Malcolmsonii, Royle ex Hook. f., ¥.B.1., vi. p. 269. Chiengmai, Doi Sootep, by a stream, 720 m., Kerr, 1198. Distr. Burma. Dracaena sp. Phre, 120-180 m., Luang Vanpruk, 152. Chlorophytum intermedium, Crazb, sp. n., a C. orchidastro, Lindl., foliis multo angustioribus, a C. wndulato, Wall., floribus minoribus, pedicellis brevioribus recedit. Herba 0°5-1 m., alta; radices satis crassae, elongatae. Folia ad 58 em. (petiolo incluso) longa et 2°2 cm. lata, apice acuta, basi in petiolum vix distinctum attenuata, petiolo basi expanso pedunculum amplectente, nervis primariis pagina utraque prominulis. Raecemi solitarii, vel simplices vel inferne tantum furcati, pedunculo communi folia saepissime subaequante superne bractea_ sterili lanceolata vel lineari-lanceolata acuta 1°5-6°5 cm. longa instructo ; bracteae normales lanceolatae vel ovato-lanceolatae, acutae, 0°4- 1 cm. longae ; pedicelli 7 mm. longi. Pertanthii albi (ex Kerr) segmenta lineari-lanceolata, obtusiuscula, inter se subaequalia, circiter 8 mm. longa, 1°5 mm. lata. F’lamenta 4 mm. longa, quam antherae basi bilobae paulo breviora. Ovarium 1°5 mm. altum, loculis 4-ovulatis ; stylus 8 mm. longus. iui il in deciduous jungle on Doi Sootep, 450-750 m., Kerr, 773, 11.4 nl 16 Chlorophytum simplex, Craib, sp. n., racemis laxis simplicibus folia lata plerumque paululo excedentibus, floribus majusculis distinguenda. Herba 18-34 cm. alta, glabra; radices satis crassae, anguste fusiformes, ad 16 cm. longae, circiter 4 mm. diametro. Folia plerumque oblongo-lanceolata, apice subacuminata, acuta, basi in petiolum plus minusve distinctum contracta, 14-30 em. (petiolo incluso) longa, 2°5—4 em, lata, nervis primariis subtus prominentibus supra conspicuis vel prominulis, petiolis basi in vaginam expansis pedunculum amplectentibus. Racemi solitarii, simplices, circiter 15 cm. longi, pedunculo communi racemo_ subaequali suffulti ; bracteae 1-3 infimae plerumque steriles, anguste lanceolatae, acutae, 1°5 em. longae ; bracteae fertiles plerumque 3-florae ; pedicelli sub anthesin circiter 3 mm, longi, fructescentes paululo incrassati elongatique ; alabastra ambitu plus minusve oblongo - ovata, obtusa. Perianthii segmenta alba (ex Kerr), inter se subaequalia, linearia vel lineari-oblonga, apice obtusiuscula, vix 1 cm. longa, 2mm. lata. ilamenta circiter 4 mm. longa, ut antherae, superne praecipue, minute papillosa ; antherae 6 mm. longae, basi bilobae. Ovarium 1°5 mm, altum, trigonum; stylus 9 mm, longus ; loculi 4-ovulati. Fructus 5 mm. altus, 7 mm. latus. | Muang Hawt, in deciduous jungle, 210 m., Kerr, 2204, Anthericum sp., Hosseus, ii. p. 373. Wang Djao, 150 m. (ex Hosseus). Dianella ensifolia, Redout¢—F.B.L., vi. p. 347. D. sp., Hosseus, ll, p. 373, Chiengmai, Doi Sootep, 750-1400 m., Kerr, 1319, Hosseus, 456. Distr. Tropical Asia and Australia, Mascerene Is. . Urginea indica, Kunth—F.B.L., vi. p. 347. Chiengmai, Doi Sootep, in deciduous jungle, 330-450 m., Kerr, 1754, 1754a, 1754b. Distr. India, Burma. Lilium nepalense, D. Don—F.B.I1., vi. p. 350; Coll, et Hemsl., Journ. Linn, Soc., xxviii. p. 138. | Chiengmai, Doi Sootep, in open grassy jungle along tops of ridges, 1260-1560 m., Kerr, 734. Also flowered in Hort. Trin. Coll., Dublin in August this year. . Distr. Himalaya, Upper Burma. Iphigenia indica, Kunth—F.B.L., vi. p. 357. Chiengmai, Doi Sootep, among grass in an open spot, 600 m.,, Kerr, 752. Distr. India to Australia. Disporum calcaratum, Don—F.B.L., vi. p. 359 ; Coll. et Hemsl., Journ. Linn, Soc., xxviii. p. 139. D. latipetalum, Coll. et Hemsl., l.e., p. 139. Chiengmai, Doi Sootep, among grass in open jungle on ridges, 1350-1500 m., Kerr, 672 and in deciduous jungle, 720-900 m., Kerr, 693. / Distr, Himalaya, Assam, Burma, Yunnan. Disporum pullum, Salisb—F.B.1., vi. p. 360, 17 Chiengmai, Doi Sootep, in evergreen jungle, 1500-1650 m., Kerr, 617. Distr. Uimalaya to China, Assam, Malay Archipelago. Paris polyphylla, Smith—F.B.I., vi. p. 362; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 139. Chiengmai, Doi Sootep, in open grassy jungle, 1380 m., Kerr, 1189. Distr, Himalaya to China. PONTEDERIACEAE. Monochoria hastata, Solms—Williams, Bull. Herb. Boiss., iv. (1904) p. 229; Hosseus, i. p. 471. M. hastaefolia, Presl.—F.B.L., vi. p. 362. hiengmai moat, 300 m., Kerr, 1361— eaten as vegetable.” Distr. S.E. Asia. Lao name, Puk tope (ex Kerr). Monochoria vaginalis, Pres]l—F.B.I., vi. p. 363; Hosseus, i. p, 471 et i. p. 372. Doi Intanon, 1095 m., Garrett, 58; Wang Djao, 100 m. and Doi Sootep, 1050 m. (ex Hosseus). Distr. S.E. Asia, Tropical Africa. Garrett’s plant is referable rather to the variety plantaginea, Solms-Laubach, XYRIDACEAE. Xyris pauciflora, Willd —F.B.1., vi. p. 365; Williams, Bull. Herb. Boiss., iv. (1904) p. 228; Hosseus, i. p. 468 et ii. p. 371. Ban Meh Kah, above Meh Ping Rapids, in open marshy ground, 195 m., Kerr, 913 ; Wang Djao, Lindhard, 20, Hosseus, 118. Disir. S$... Asia to Australia, Xyris pauciflora, Willd., var. Doi Intanon, 2150-2170 m., Garrett, 69. Xyris schoenoides, Mart.—F.B.I1., vi. p. 365. Chiengmai, Doi Sootep, in open grassy jungle, 1350-1500 m., Kerr, 1503. Distr, India, Khasia, COMMELINACEAE. Pollia Aclisia, Hassk.—F.B.1., vi. p. 367. Chiengmai, Doi Sootep, in evergreen jungle by stream, 1260 m., Kerr, 1288. Distr. Himalaya, Assam, Burma, China, Tonkin, Java. Pollia thyrsiflora, Hassk.—F.B.I., vi. p. 367 ; Hosseus, i. p. 468. Klong Sarlakpet (ex Bot. Tidsshr., xxvi. p. 164). Distr. §. Andamans, Borneo, Celebes, Philippines. Commelina benghalensis, Linn.—F.B.L., vi. p. 370. _ Chiengmai, 300 m., Kerr, 1344—“ a garden weed.” Distr. Trop. Asia and Africa. Commelina nudiflora, Zinn.—F.B,I., vi. p. 369; Coll. et Hemsl., Journ. Linn. Soce., xxviii. p. 139, 23981 B 18 Chiengmai, Doi Sootep, by open streams, 330 m., Kerr, 1251. Distr. Tropics and subtropics. Commelina obliqua, Ham.—F.B.I., vi. p. 372 ; Hosseus, i. p. 469 et li, p. 372. __Chiengmai, in open grassy jungle on Doi Sootep, 900-1200 m., Kerr, 1292; Wang Djao, Koh Yai, 110 m., Hosseus, 93. Distr. Tehekcal Asia. Part of Kerr 1292 is referable to /. viscida, Clarke. Commelina salicifolia, Roxb.—F’.B.L., vi. p. 370 ; thoetone; 3 1. p. 469. Bangkok (ex Hosseus). Distr. . India, Assam. Commelina spp. Chiengmai, on mud bank of Meh Ping, 300 m., Kerr, 850 ;. Doi Sootep, in evergreen jungle, 1050-1500 m., Kerr, 1289, Aneilema bracteatum, O. Kze. A. nudiflorum, var. bracteatum, C. B. Clarke—Williams, Bull. Herb. Boiss., iv. (1904) p. 229; Hosseus, i. p. 470. Chiengmai, Doi Sootep, in mixed jungle, 330 -m., Kerr, 1458 ; Bangkok, Schomburgh, 329. Distr, Annam (ex O. Kze.). Aneilema clandestinum, Ridley. Chiengmai, Doi Sootep, edge of stream in evergreen jungle, 660 m., Kerr, 1615 b. Distr. Perak. Aneilema discretum, Crazb, sp. n., ab A. divergente, C. B, Clarke, . inflorescentiae ramulis alternis nunquam | oppositis nec verticillatis, ab 3L Carex plsiboephalay 2 Turrill, Kew Bull., 1910, p. 385. Chiengmai, in mixed jungle at foot of Doi Sootep, 330 m, Kerr, 7) Distr. Upper oe Carex sp. nov.? C. [Dietrichiae, Boeck] juvenilis, Hosseus, 1. p- 464 et i. p. 370 ( juvenalis). Nakontai, 300 m., Hosseus, 723. Hosseus attributes the authorship of this species to C. B. Clarke but so far as the writer can ascertain no such species has ever been published. Nor is the writer aware of a section of the genus bearing the name Jietrichiae. The mistake probably arose from a misinterpretation of C. B, Clarke’s determination of the plant. Considering the immature state of the specimen of Hosseus, 723 in Herb. Kew the writer concludes that what C. B. Clarke in: all probability meant was Carex sp., statu juvenili affinis C, Dietrichiae, Boeck. GRAMINEAE,” ' Paspalum scrobiculatum, Linn.—FB.L., vii. p. 10; Williams, Bull. Herb. Boiss., iv. (1904) p. 222, . | Chiengmai, Doi Sootep, in deciduous jungle, 300-540 m., Kerr, 1272. Distr. Tropics of Old World. Eriochloa annulata, Kunth—Coll. et Hemsl., Journ. rie Soc., xxvll. p. 141. £. polystachya, H.B.K.—F.B. ‘= vil. p. 20, Chiengmai, 300 m., by roadside, Kerr, 1954. Distr. Throughout India and most hot countries. Panicum colonum, Linn.—F.B.1., vii. p. 325; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 142 ; Williams, Bull. Herb. Boiss, iv. (1904) p. 222. Chiengmai, banks of Meh Ping, 300 m., Kerr, 1887. Distr. Throughout plains of India and most warm countries. Panicum Crus-galli, Zinn.—F.B.I., vii. p. 30; Coll. et Hemsl., Journ. Linn. Soc., xxviii, p. 142. Chiengmai, Doi Sootep, in swamp, 330 m., Kerr, 1919. Distr. All warm countries. : Panicum distachyum, Linn.—F’.B.1., vii. p. 37. Chiengmai, among tall herbage, 300 m., Kerr, 1922. Distr. Trop. Asia, Australia. Panicum flavidum, Retz.—F.B.I., vii. p. 28; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 141. . Chiengmai, Doi Sootep, in mixed jungle, 330 m., Kerr, ner: Distr. Trop. Asia and Africa. Panicum indicum, Linn.—F.B.I., vii. p. 41; Williams, Bull. Herb. Boiss., iv. (1904) p. 222. Chiengmai, Doi Sootep, in open grassy jungle, 1500 m, » Kerr, 1509; Raheng, Wang Djao, Lindhard, 20. Distr. Trop. Asia, Australia. * Gramineae, except Bambuscae, by O. Stapf. | 32 Panicum interruptum, Willd—F.B.1., vii. p. 40 ; Williams, Bull, Herb. Boiss., iv. (1904) p, 222. Chiengmai, in moat, 300 m., Kerr, 1960; Doi Sootep, on marshy ground, 330 m., Kerr, 2663. Distr. India, Malaya, Africa, Panicum Kurzii, Hook. f., F.B.1., vii. p. 38. Chiengmai, Doi Sootep, in mixed jungle, 360 m., Kerr, 1243, Distr. Bengal, Behar. Panicum myosuroides, Br.—F.B.L., vii. p. 42; Williams, Bull, Herb, Boiss., v. (1905) p. 960. Chiengmai, 300 m., on uncultivated rice-fields, Kerr, 2249 ; Raheng, Lindhard. Distr, India, China to Australia, Trop. Africa, Panicum patens, /#nn.—F'.B.L., vii. p. 57. P. radicans, Retz.— Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 142 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 222. Chiengmai, under bamboos, 300 m., Kerr, 1227; Wang Djao, Long Ison, Lindhard, 35; Bangkok, Schomburgh, 179. Distr. India, Khasia, Burma, Malay and Pacific Is. Panicum paludosum, Roxb. P. proliferum, F.B.I1., vii. p. 50. Chiengmai, on mudbank of Meh Ping, 300 m., Kerr, 858. Distr, India to South China and the Malay Archipelago. As to P. proliferum of Lamarck and most American authors see Hitchcock and Chase, The North American species of Panicum (Contrib. U.S. Nat. Herb., xv. p. 50). Panicum prostratum, Zamk.—F.B.L., vii. p. 33; Coll. et Hemsl., Journ, Linn, Soce., xxviii. p. 142. P. reptans, L.—Hitcheock and Chase, Contrib. U.S. Nat. Herb., xv. p. 36. Chiengmai, on waste ground, 300 m., Kerr, 1963. Distr. Tropics. Panicum repens, Linn.—F.B.1., vii. p. 49; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 141; Williams, Bull. Herb. Boiss., iv. (1904) p. 222. | Chiengmai, in moat, 300 m., Kerr, 1905; Bangkok, Schomburghk, 181. Distr. S. Europe, Asia, Africa, America. Digitaria fibrosa, Stapf, comb. nov. Panicum fibrosum, Hackel. Chiengmai, Doi Sootep, in deciduous jungle, 300-600 m., Kerr, 1153. Distr, Canton, Hong Kong. Digitaria pertenuis, Buese. Chiengmai, in partial shade, 300 m., Kerr, 847. Distr. Malay Archipelago. Axonopus cimicinus, Beauwv.—F.B.L., vii. p. 64. Chiengmai, Meh Hia,.in mixed jungle by wayside, 330 m., Kerr, 1950, Distr. India, Burma, China, Malaya. Oplismenus Burmannii, Beauwy.—F.B.1., vii. p. 68. Chiengmai, in more or less shady situations, 300 m., Kerr, 846. Distr. Tropics, i 33 Oplismenus compositus, Beauv.—F.B.1., vii. p. 66; Williams, Bull. Herb. Boiss., iv. (1904) p. 222 ; Hosseus, i. p. 369. Chiengmai, Doi Sootep, in evergreen jungle, 660-1020 m., Kerr, 867 ; Doi Sootep, 800-900 m., Hosseus, 305. Distr. General in the tropics. Setaria glauca, Beauv.—F.B.1., vii. p. 78; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 142. | Chiengmai, in pastures, 300 m., Kerr, 861 ; Doi Sootep, in mixed and deciduous jungle, 330 m., Kerr, 1246. Distr. Tropics and warm-temperate regions, Polytoca bracteata, Br.—F.B.1., vii. p. 101; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 143. Chiengmai, Doi Sootep, 540-600 m., Kerr, 1437, 2219, 2226. Distr. Sikkim, Assam, Burma, Tonkin. Polytoca Wallichiana, Benth—F.B.1., vii. p. 101; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 143. | Near Kampeng Pet, edge of pampas on banks of Meh Ping, 105 m., Kerr, 2157. Distr. Burma. Oryza granulata, Nees—F.B.1., vii. p. 93. Chiengmai, Doi Sootep, in mixed jungle, 330 m., Kerr, 1241. Distr. India, Assam, Java. Leersia hexandra, Sw.—F.B.I., vii. p. 94. Chiengmai, Doi Sootep, in rice-fields, 330 m., Kerr, 1537b. . Distr. Tropics and subtropics. Arundinella nepalensis, Trin. A. brasiliensis, Hook. f., F.B.L, vil. p. 73. | Chiengmai, Doi Sootep, in mixed jungle by stream, 540 m,, Kerr, 2228. = Distr. India, Burma, Assam, China, Australia. Arundinella setosa, Zrin.—F.B.1., vii. p. 70; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 143; Williams, Bull, Herb. Boiss., v. (1905) p. 960. Chiengmai, Doi Sootep, in eng jungle, 300-600 m., Kerr, 824 ; Raheng, Lindhard. | Distr. India, China, Tonkin, Philippines. Thysanolaena Agrostis, Nees—F.B.I1., vii. p. 61. Chiengmai, Doi Sootep, 1650 m., Kerr, 1640. Distr. India, Burma, Penang to New Guinea. Perotis latifolia, Azt—F.B.L., vii. p. 98; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 144. Chiengmai, Doi Basten; in deciduous jungle, 360 m., Kerr, 1352; Cape Liant, Murton, 32. _ Distr. Tropics of Old World. Imperata arundinacea, Cyr.—F.B.I., vii. p. 106 ; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 144; Kerr, Kew Bull. 1911, p. 6. Chiengmai, Doi Sootep, on old clearings, 750 m., Kerr, 1097 ; Doi Sootep, 1670 m., Hosseus, 502. Distr. Most warm countries of the Old World. This grass is cut down yearly by the natives and used for thatching (ex Kerr, l.c.). 23981 C 34 Saccharum arundinaceum, Retz.—F.B.L., vii. p. 119. Raheng, 120 m., Kerr, 900. Distr. India, China, Malay Peninsula. Saccharum fuscum, Roxb.—F.B.L., vii. p. 120. Near Kampeng Pet, 105 m., along with 2158 (S. spontaneum) Kerr, 2159; Raheny, 120 m., Kerr, 901 (growing with No, 900, S, arundinaceum). Distr. India, Assam, Burma. : Saccharum spontaneum, Linn.—F.B.L., vii. p. 118; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 144. Near Kampeng Pet, forming extensive growths on banks of lower Meh Ping with other grasses, 105 m., Kerr, 2158, Distr. Warm regions of the old world. 3 Lao name, Pong (ex Kerr), Pollinia articulata, Zvin.—F.B.L., vii. p. 109, Chiengmai, Doi Sootep, in eng jungle, 540 m., Kerr, 1559 b, Distr. India, Assam, Burma, China, Malaya, Australia. Pollinia Cumingii, Nees—F.B.I., vii. p. 114. Chiengmai, Doi Sootep, in open scrub jungle, 330 m., Kerr, 2240. . Distr, $S.E. Asia, Malaya, Australia. Pollinia speciosa, Hack.—F.B.1., vii. p, 113. Chiengmai, Doi Sootep, in open grassy jungle, 1350-1500 m., Kerr, 1510, Distr. Khasia and Naga Hills, China. Pogonatherum saccharoideum, Beauv.—F.B.L., vii. p. 141; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 144 ; Hosseus, 11. p. 369. Chiengmai, Doi Sootep, 300-900 m., Kerr, 950, Hosseus, 291, 421. Distr. India, Assam, Burma, China, Malaya’. . Apocopis Wightii, Nees ex Steud.—F.B.I., vii. p. 142. Chiengmai, Doi Sootep, in eng jungle, 540 m., Kerr, 2229, 823. Distr. India to China and Tonkin, Arthraxon microphyllus, Hochst.—F.B.L., vii. p. 147. Chiengmai, Doi Sootep, on old wall, 660 m. , Kerr, 869. Distr. India, Tonkin, Trop. Africa. Rotthoellia compressa, Linn. f—F.B.L, vii. p. 153. - Chiengmai, 300 m., Kerr, 2005 ; Doi Sootep, marshy ground by stream, 300 m., Kore. 1934, Distr.. Most warm countries. | Ophiurus corymbosus, Gaertn —F.B.1L., vii. p. 160; Coll, et Hemsl., Journ. Linn. Soc., xxviii. p. 145. Chiengmai, Doi Sootep, i in mixed jungle, 660 m., Kerr, 1601 b. Distr. India, Khasia, Tonkin, Australia. Manisuris granularis, Linn, f—F.B.1., vil. p. 1595. Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 145. Chiengmai, Doi Sootep, i in eng jungle, 360 m., Kerr, 2213, Distr. Most tropical countries, Eremochloa leersioides, Hack.—F..B.1., vii. p. 140. Chiengmai, Doi Sootep, on sandy ground in deciduous jungle, 330 m., Kerr, 1938. Distr. Burma, China, Tonkin. | 35 Ischaemum angustifolium, Hack.—F.B.1., vii. p. 129; Coll, et Hemsl., Journ. Linn. Soc., xxviii. p. 145. | Chiengmai, Doi Sootep, in deciduous (eng) jungle, 300-540 m., Kerr, 1081. Distr. Afghanistan, India, China, Philippines. Ischaemum aristatum, Linn.—F.B.I., vii. p. 126. Chiengmai, Doi Sootep, by streams in deciduous jungle, 450 m., Kerr, 1166. Distr. India, Assam, Burma, China, Tonkin, Malaya. Ischaemum aristatum, Zinn., subsp. imberbe, Hack.—Hosseus, ii. p. 369, Chiengmai, Doi Sootep, 1050 m. (ex Hosseus). Distr, India, Khasia, Philippines. __ Ischaemum laxum, R. Br.—F.B.L, vii. p. 136; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 145. | Chiengmai, Doi Sootep, in eng jungle, 540 m., Kerr, 2255. Hg India to Australia in the 8.E. and the Cape Verd Is. in the W. Andropogon brevifolius, Seo.—F.B.I., vii. p. 165. Chiengmai, Doi Sootep, in eng jungle, 300-450 m., Kerr, 896. Distr. ‘Tropics. Andropogon caricosus, Zinn.—F.B.1., vii. p. 196. _Chiengmai, in uncultivated rice fields, 300 m. Kerr, 2614. Distr. India, Burma, China, Mauritius, New Caledonia. Andropogon fastigiatus, Sw.—I’.B.1., vii, p. 167. Chiengmai, Doi Sootep, in eng jungle, 360 m., Kerr, 2243, Distr. India, Indo-China, China, Trop. Africa and America. Andropogon micranthus, Kunth, var. spicigerus, Hack. Chiengmai, Doi Sootep, in deciduous jungle, 900 m., Kerr, 1982. Distr. (of var.). China, Australia, New Caledonia, Andropogon Pseudograya, Steud. A. hirtiflorus, Hook. f., F.B.L., vil. p. 167. : _ Chiengmai, Doi Sootep, in eng jungle, 540 m., Kerr, 2227. Distr. S. China to Khasia Hills, Singapore, Ceylon. Sorghum halepense, Steud. Andropogon halepensis, Brot.—F.B.L., vu. p. 182. Meh Ping, Pak Bawng, covering low-lying areas by banks of Meh Ping, Kerr, 2006 ; near Kampeng Pet, 105 m., Kerr, 2156. Distr. Most warm countries. Lao name, Ya Pong (ex Kerr). Chrysopogon aciculatus, Zin. Andropogon aciculatus, Retz.— F.B.L,, vii. p. 188. Chiengmai, in pastures, 300 m., Kerr, 842. Distr, Trop. Asia to Australia. Chrysopogon monticola, Zrin. Andropogon monticola, Schult., var. - monticola, proper, Hook. f., F.B.I., vii. p. 193. Kau Phra Dang, 300 m., Hosseus, 160. : Distr. India, Afghanistan, S. Africa. 36° ; Vetiveria zizanioides, Stapf. Andropogon squarrosus, Linn. t.— F.B.L, vii. p. 186. Meh Ping, Doi Noi, 300 m., Kerr, 2007. Distr. 'Vrop. Africa and Asia. Heteropogon contortus, Roem. et Schult. Andropogon coentortus, Linn.—F.B.I., vii. p. 199; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 146; Willams, Bull. Herb. Boiss., iv. (1904) p. 221. Chiengmai, Doi Sootep, in small tufts in mixed jungle, 330 m., Kerr, 1267. Distr. Tropics. Heteropogon triticeus, Stapf, comb. nov. Andropogon triticeus, B. Br.—F.B.L, vii. p. 200. Chiengmai, Doi Sootep, in eng jungle, 300-600 m., Kerr, 833. Distr. India, Burma, Malaya, Australia. Themeda gigantea, J/ack., subsp. arundinacea, Hack. Anthistiria gigantea, Cav., suhsp. arundinacea, Hook. f., F.B.1., vii. p. 217. Chiengmai, Kerr, 1439. Distr. Trop. Asia to Australia. Themeda gigantea, Hack., subsp. villosa, Hack. Anthistiria gigan- teu, Cav., subsp. villosa, Hook. f., ¥.B.I., vii. p. 217. Chiengmai, by stream on Doi Sootep, 540 m., Kerr, 2252. Distr. Assam, Malaya. Apluda varia, Hack.-—F.B.L., vii. p. 150. Near Kampeng Pet, Meh Ping banks, 105 m., Kerr, 2155. Distr, Trop. Asia to Australia. : Aristida Cumingiana, Trin. et Rupr.—F.B.L1., vii. p. 224; Coll. et Hemsl., Journ. Linn. Soc,, xxviii. p. 147; Hosseus, ii. p. 368. Chiengmai, Doi Sootep, on pasture ground, 330 m., Kerr, 1593 b. Distr. Trop. Africa and Asia. Sporobolus diander, Beauv.—F’.B.1., vii. p. 247. Chiengmai, in pastures, 300 m., Kerr, 843. Distr. Trop. Asia and Australia. Sporobolus pulchellus, Br.—F.B.L., vii. p, 252. Chiengmai, Doi Sootep, in deciduous jungle, 360 m., Kerr, 1351. Distr. Behar, Chota Nagpur, Upper Burma, Australia, Sporobolus tremulus, Kunth—F.B.1., vii. p. 250. Chiengmai, on dry mud, 300 m., Kerr, 1695, Distr. India, Indo-China. Cynodon dactylon, Pers.—F.B.1., vii. p. 288; Coll. et Hemsl., Journ. Linn. Soc., xxviii. p. 147. Chiengmai, 300 m., Kerr, 845, 944. Distr. Most warm countries. Lao name, Ya pet (ex Kerr). Chloris delicatula, C. B. Clarke ex Hook. /., ¥.B.1., vii. p. 290. Chiengmai, Doi Sootep, common on stoney ground in eng jungle, 360 m., Kerr, 15610. Distr. Chota Nagpur, Burma. Dactyloctenium aegyptiacum, Willd. Hleusine aegyptiaca, Desf.— F.B.1., vii. p. 295; Coll. et Hemsl., Journ. Linn, Soe., xxviii. * p. 148. | Chiengmai, 300 m., in pastures, Kerr, 859. Distr. ‘Tropics and subtropics. a 37 Eleusine indica, Gaertn.—F.B.1., vii. p. 293; Coll. et Hemsl., Journ, Linn. Soe., xxviii. p. 148 ; Williams, Bull. Herb. Boiss., iv. (1904) p. 223. Chiengmai, 300 m., usually in partial shade, Kerr, 848. Distr, Tropics of Old World. Leptochloa chinensis, Nees—F.B.1., vii. p. 299. Chiengmai, 300 m., Kerr, 1955—a garden weed. Distr. Trop. Asia to Australia. Triraphis madagascariensis, Hook. f. Neyraudia madagascariensis, Hook. f., F.B.I., vii. p. 305. Chiengmai, Doi Sootep, forming thickets 3-4°5 m. high on clearings, Kerr, 1639. Distr. Trop. Asia, Africa, Madagascar. Eragrostis amabilis, Wight et Arn. ex Nees—¥.B.L., vii. p. 317 ; Williams, Bull. Herb. Boiss., v. (1905) p. 960. Chiengmai, in pastures, 300 m., Kerr, 860 ; Doi Sootep, on road, 660-1020 m., Kerr, 866 ; Raheng, Lindhard. Distr. Trop. Asia. Eragrostis gangetica, Roxb. EE. elegantula, F.B.L., vii. p. 318. Chiengmai, Doi Sootep, on pasture grounds and in rice fields, 330 m., Kerr, 1899, 2623. Distr. Trop. Asia and Africa. Eragrostis plumosa, Link.—Coll. et Hemsl., Journ. Linn. Soc., Xxvill. p. 149. E. tenella, Roem. et Sch., var. plumosa, Stapf, F.B.L, vii. p. 315. | Chiengmai, in pastures, 300 m., Kerr, 844. Distr. Trop. Asia and Africa, . Centotheca lappacea, Desv.—F.B.L, vii. p. 332; Williams, Bull. Herb. Boiss., iv. (1904) p. 223. Chiengmai, Doi Sooetp, in evergreen jungle, 660-1020 m., Kerr, 868. Distr. Trop. Asia and Africa, Polynesia. Bambusa arundinacea,* Aetz—F.B.I1., vii. p. 395; For. FI. Burma, ii. p. 554; Gamble, Ann. Roy. Bot. Gard. Cale., vii. p- 5I, t. 48. Lakon, in scrub jungle, 300 m., Kerr, 1011 ; Phre, Me K’Mi, in ~ serub jungle, 180 m., Kerr, 2356 ; Chiengmai, Doi Sootep, 300 m., Hosseus, 444 ? Distr. India, Assam, Burma. Lao name, Mai Pai (ex Kerr). Bambusa Tulda, Rorb,—F.B.L., vii. p. 387 ;. For. Fl. Burma, i. . 558; Gamble, Ann. Roy. Bot. Gard. Cale., vil. p. 30, t. 29; osseus, li. p. 368. Muang Prow, Ban Long Kaut, by streams, 600 m., Kerr, 1029 ; Doi Chieng Dao, 1200-1500 m., Hosseus, 408. Distr. Bengal, Assam, Burma. Thyrsostachys siamensis, Gamble, Ann. Roy. Bot. Gard. Cale., vii. p. 59, t. 51; F.B.L., vii. p. 397. * For the identifications of the Bambuseae I am indebted to Mr. J. S. Gamble. 38 Near Lakon, forming the greater part of some dry jungles, 300 m., Kerr, 973.; Siam, Kurz. tay Distr. Upper Burma. . Lao name, Mai Hooak (ex Kerr). Oxytenanthera albociliata, Munro—¥.B.L., vii. p. 401 ; Gamble, Ann. Roy. Bot. Gard. Cale., vii. p. 70, t. 61. Gigantochloa albo- ciliata, Kurz, For. Fl. Burma, ii. p. 555. 1 Between Lakon and Phre, near Pang Pooey, 420 m., Kerr, 984 ; Chieng Dao, in eng jungle, 390 m., Kerr, 1060. Distr. Burma. Lao name, Mai Pahng, Mai Bong Pah (ex Kerr). Oxytenanthera Hosseusii, Pilger—Hosseus, ii. p. 369. - Nakontai (ex Hosseus). Dendrocalamus Brandisii, Kurz—F.B.L., vii. p. 404; For. FI. Burma, ii. p. 560; Gamble, Ann. Roy. Bot. Gard. Cale., vii. p. 81, t. 71. Chiengmai, 300 m., cultivated, Kerr, 891. Distr. Burma. Lao name, Mai Sang Yen (ex Kerr). Dendrocalamus membranaceus, Munro—F.B.1., vii. p. 404; For. Fl. Burma, ii. p. 560; Gamble, Ann. Roy. Bot. Gard. Cale., vii. . 81, t. 71. | 3 Between Lakon and Phre, near Ban Meh Tah, on sides of limestone ravines, 300 m., Kerr, 996. a: Distr. Burma. Lao name, Mai Sang (ex Kerr), Dendrocalamus nudus, Pilger—Hosseus, ti. p. 369. Chiengmai, 300 m., Hosseus, 290a. GYMNOSPERMAE. CYCADACEAR. Cycas immersa, Crazb, sp. n., a C. pectinata, Griff., et C. stamens, Migq., quibus affinis, costa foliolorum supra immersa haud prominente recedit. Truncus erectus, ad 90 cm. altus (ex Kerr). Folia circiter 70 cm. longa, petiolo circiter 19 cm. longo superne lateraliter spinoso suffulta ; rachis subtus inferne conspicue carinata, apicem versus convexa, plus minusve glabrescens, supra plus minusye distincte carinata; foliola utrinque numerosa, lineari-lanceolata, parum faleata, apice pungentia, ad 15 cm. longa, 7 mm. lata, rigida, supra glabra, subtus minute parce brunneo-pubescentia, costa supra immersa subtus valde prominente. Carpophylla ambitu obovata 6*5-10°5 cm. longa, ad 5 cm. lata, tota, ovulis exceptis, hirsuto- tomentosa, ochrascentia, parte inferiore pedicellum simulante ad fere 4 cm. longa superne constricta ibique utrinque ovulo solitario instructa, parte superiore laminam acuminatam _ pectinato- pinnatifidam simulante ad 6 cm. longa et 5 cm. lata. Strobili Jd ambitu oblongi, ad 21 cm. longi et 8 cm. diametro, pedunculo com- muni ad 5 cm, longo basi nudo superne squamis obtecto suffulti ; 39 squamae circiter 25 mm. longae, ad 18 mm. latae, supra apice excepto glabrae, subtus furfuraceo-tomentellae ; acumen rigidum, sursum directum, circiter 12 mm. longum. Between Lakon and Phre, near Pang Pooey, in deciduous jungle, 420 m., Kerr, 999. Lao. name, Ma Prou Tou (ex Kerr). Cycas siamensis, Mig.—].B.1., v, p. 657; For. Fl. Burma, ii, p. 503 ; Hosseus, ii. p. 367. Ban Meh Wang, 300 m., (ex Hosseus). Distr. Burma. GNETACEAE, Gnetum scandens, Rox).—F.B.L., v. p. 642. Chiengmai, by a stream, foot of Doi Sootep, 300 m., Kerr, 602, Distr. India, Assam, Malaya. CONIFERAE. Cephalotaxus Fortunei, Hook. ?—Hosseus, ii. p. 368. Doi Intanon, 1300-1650 m, (ex Hosseus). Pinus khasya, Royle—F.B.I., v. p. 652; Coll. et Hemsl., Journ, Linn. Soce., xxviii. p. 129 ; Hosseus, i ii. p. 368. Chiengmai, on open ridges on Doi Sootep, 900-1600 m, , Kerr, 962, Hosseus, 318. Distr. Burma, Assam, Bengal. Lao name, Mai Kia (ex Kerr). Pinus Merkusii, Jungh.—F.B.I., v. p. 652; Coll. et Hemsl., Journ, Linn. Soc., xxviii. p. 129. Near Chiengrai, Hue San, common in eng jungle, 450-480 m., Kerr, 2506. Distr. Burma, Cochinchina, Sumatra, Philippines. Lao name, Mai Kia (ex Kerr). 40 INDEX TO GENERA. =e Names in italics are those of genera merely mentioned or quoted as synonyms under other genera. Acorus, 24. Aglaonema, 24. Alpinia, 8. Amomum, 6. Amorphophallus, 23. Andropogon, 35. Andropogon, 35, 36. Aneilema, 18. Anthericum, 16. Anthistiria, 36. Apluda, 36. Apocopis, 34. Arisaema, 22. Aristida, 36. Arthraxon, 34. Arundinella, 33. Ascolepis, 29. Asparagus, 13. Axonopus, 32. Bambusa, 37. Bulbostylis, 29. Burmannia, 1. Calamus, 21. Carex, 30. Centotheca, 37. Cephalotaxus, 39. Chloris, 36. Chlorophytum, 15. Chrysopogon, 35. Clynogyne, 8. Colocasia, 24. Commelina, 17. Costus, 8. Crinum, 10. Curculigo, 10. Cureuma, 5. Cyanotis, 20. Cycas, 38. Cynodon, 36. Cyperus, 25. Cyperus, 25, 27. Dactyloctenium, 36. Dendrocalamus, 38. Dianella, 16. Didymosperma, 21. Digitaria, 32. Dioscorea, 10. — Disporopsis, 14. Disporum, 16. Donazx, 8, 9. Dracaena, 15. _ Eleocharis, 27. Eleusine, 37. Eleusine, 36. Enhydrias, 1. Eragrostis, 37. Eremochloa, 34. Eriocaulon, 25. Eriochloa, 31. Fimbristylis, 27. Fimbristylis, 26. Floscopa, 20. -Fuirena, 29. Gagnepainia, 4. Gastrochilus, 5. Gigantochloa, 38. Globba, 2. Gnetum, 39. Gonatanthus, 23. Halopegia, 9. Hapaline, 24. Hedychium, 5. Heteropogon, 36. Homalomena, 24. Hypoxis, 9. Imperata, 33. Iphigenia, 16. Iris, 9. Ischaemum, 35. Juncellus, 25. Kaempferia, 4. Kaempferia, 5. Kyllinga, 25. Lagarosiphon, 1. Leersia, 33. Leptochloa, 37. Licuala, 21. Lilium, 16. Lipocarpha, 29, Manisuris, 34. Mariscus, 26. Monochoria, 17. Neyraudia, 37. Ophiopogon, 14. Ophiurus, 34. Oplismenus, 32. Oryza, 33. Ottelia, 1. Oxytenanthera, 38. Pandanus, 21. Panicum, 31. Panicum, 32. Paris, 17. Paspalum, 31. Perotis, 33. Phrynium, 9. Phrynium, 9. Pinus, 39. Plectocomia, 21. Pogonatherum, 34. Pollia, 17. Pollinia, 34. Polytoca, 33. Pothos, 24. Pycreus, 25. 23981 Remusatia, 23. Rhaphidophora, 24. Rottboellia, 34. Rynchospora, 30. Saccharum, 34. Sagittaria, 24. Schumannianthus, 8. Scirpus, 29. Scirpus, 29. Scleria, 30. Setaria, 33. Smilax, 13. Sorghum, 35. Sporobolus, 36. Stachyphrynium, 9. Stahlianthus, 5. Stemona, 12. Streptolirion, 20. Tacca, 10. Themeda, 36. Thyrsostachys, 37. Thysanolaena, 33. Triraphis, 37. Typhonium, 23. Urginea, 16. Veteveria, 36. Wallichia, 20. Xyris, 17. 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