ORCHIDE.E. 41 



trianguLiri-obtuso basi leviter vel vix contracto. Labellum medio infra lobum 

 terminalem callo uno instructnm, callo rotundato 2-3 mm. in diametro, lobis 

 lateralibus facie breve hirsutis, craterum glabrum. Columna brevissima 1 mm. 

 longa basi ad pedem valde concavum sacciformem latissimum 10 mm. longum 

 (in explicate) 7 mm. latum producta. 



HAB. Arisan : inter Heishana et Nimandaira, ad 7000 ped. alt., leg. 

 B. HAYATA, Aprili., 1914. 



This is near Dendrobium candidum WALL, in Ann. Roy. Bot. Gard. 

 Calc. Y. t. 19, in the broad concave mentum, in the size of the flowers and 

 discs ; but in other respects it is altogether different. 



Dendrobium kwashotense HAYATA sp. nov. (Fig. 13, d-g, et 

 fig. 15). Cauhs secus rhizoma approximatim situs 40-50 cm. longus basi 

 pseudobulboso-dilatatus, pseudobulbis globoso-conicis 2-3-nodosis 7 mm. latis 

 totiusque longis subnudis, parte supra pseudobulbos angustata tereti, partibus 

 angustatis 2-3 cm. longis 5 mm. latis teretibus 1-2-nodosis, parte supra partem 

 angustatem fusiforme-dilatata, partibus fusiformibus 5-10 cm. longis 1J-2 cm. 

 in diametro profunde 8-sulcatis 8-costatis 3-4-nodosis nudis, parte supra 

 partem fusiformem complanata, partibus complanatis 10-25 cm. longis cum 

 vaginis 7-9 mm. latis 6-8-nodosis, internodiis complanato-clavatis 2-3 cm. 

 longis a vaginis perfecte obtectis, parte supra partem complanata tereti, 

 partibus teretibus 10-15 cm. longis 3-4 mm. in diametro subnudis, inter- 

 nodiis 2^-3 cm. longis. Folia ovato-oblouga 6 cm. longa 23 mm. lata valde 

 coriacea apice obtusissima ad summum brevissime insequaliter 2-loba, lobo 

 longiore |- mm. longo apice obtuso, lobo breviore subnullo, basi subrotundata 

 cum vaginis articulata, vaginis complanato-cylindraceis 2 cm. longis 7 mm. 

 latis ore truncatis, supra nitida, nervis venis paucis prominente elevatis, 

 subtus venis multis minus prominente teuuissime elevatis, margine desuper 

 recurva. Flores ad nodos superiores lateraliter subsolitarii vel pauce racemosi, 

 pedicellis (cum ovariis) 2 cm. lougis teretibus validiusculis 2 mm. in diametro, 

 basi vagina singula instructis, vagiuis cylindricis 6 mm. longis 2^ mm. in 

 diametro scariosis nervosis apice 5-4-lobatis, lobis triangularibus 2 mm. 

 longis acutis. Flores apertientes 5 cm. in diametro. Sepalum posticum lan- 

 ceolatum 23 mm. longum 6 mm. latum apice obtusum basi nou contractum, 



