104 OKCHIDEJE. 



Odontochilus Inabai HAYATA (Herb. Taihoku). 



HAB. Kinkiho, ad 5000 ped. alt., leg. H. INABA, Aug. 1911, fl. rossi, 

 (fide INABA). 



Near Odontocldlus grandiflorns BENTH. = Ano&ctochilus grandiftorus LINDL. 

 (Orchids of the Sikkim Himalayas, in Ann. Boy. Bot. Gard. Calc. VEH. t. 

 393), but differs from it by the much longer pectinate claws of the lips and 

 in having hairly sepals. 



Anceetochilus koshunensis HAYATA sp. nov. (Fig. 54). Kadices in- 

 crassatee. Caulis teres solitarius (cum racemis) 16 cm. longus basi 3 mm. 

 crassus a basi usque ad medium foliatus supra medium vaginato-squamatus 

 sursum spicatim florifer simplex incrassatus rubero-purpurascens (in exsiccato) 

 deorsum subglaber sursum pubescens prope basin minus foliatus, prope 

 medium approximatim foliatus, supra medium usque ad apicem aphyllus. 

 Folia alterna ad medium caulis approximatim 3-4 sita petiolata, lamina 

 rotundato-ovata 2 cm. longa 18 mm. lata apice obtuso-acuta mucronatim acuta 

 basi rotundata ad petiolum acuta margine integra crassiuscula utraque pagine 

 glabra in exsiccato membranacea supra in exsiccato fuscenti subtus rubro- 

 purpurascenti 5-nervia, nervis parallelis lateralibus infra apicem ad nervum 

 centralem attingentibus, venis et venulis reticulatis, supra ad nervos venas 

 venulasque albo-reticulata, petiolis cum vaginis 1 cm. longis linearibus, parfcibus 

 linearibus Smm.loiigis Imm.latis plicatis paullo pubascentibus, vaginis 3-5 mm. 

 longis ore oblique truncatis 5 mm. latis circ. 10-nerviis semi-hyalinis rubescenti- 

 bus. Spicse simplices 5-6-floratse 4 cm. longse, pedunculis (partibus caulis 

 aphyllis) 7 cm. longis 2-3 bracteatis, bractais sub flore ovatis rubascentibus 



7 mm. longis 3-4 mm. latis apice cuspidato-acuminatis 1-nerviis alabastrum 

 floris amplectantibus intus glabris extus pubescentibus. Flores alterni breve 

 pedicellati vel subsessiles suberecti. Sepala inaequalia ; posticum late rotun- 

 dato-ovatum 5 mm. latum totiusque longum basi non coutractum apice 

 cuspidatum ad summum obtusum intus glabrum extus pubescens 1-nervium 

 intus valde concavum sursum valde reflexum cum petalis connatum galeam 

 f ormans dorso ad nervum elevatum ; lateralia oblique oblouga plus minus patentia 



8 mm. longa 4 mm. lata valde concava oblique apica obtusa basi non contsacta 

 1-nervia, nervis recurvis, intus glabra extus pubascantia rubescentia, nervis 



