26 ORCHIDEJE. 



latum 3-lobatum, lobo medio majore apice tenuiter 3-lobulato obtuso, lobis 

 lateralibns acutis brevioribus, basi minute callosum, callis rubris. Columna 

 brevissima ^ mm. longa. 



HAB. Nanto : Randaizan. leg. T. KAWAKAMI et U. MORI, Juni. 1907, 

 (No, 3474). 



Somewhat near 0. japonica MAXIM., but differs from it in having long 

 lanceolate leaves which are as three times long as those of the Japanese 

 plant; still nearer 0. ClarJcei in its habit and leaves, but differs from it 

 by the lips with acute entire side-lobes which in 0. ClarJcei are fimbriate. 



Oberonia kusukusensis HAYATA sp. nov. (Fig. 3, i-k.) Epiphyta, 

 csespitosa pendula. Caulis cum spicis 10-15 cm. longus, partibus inferioribus 

 foliatis 3 cm. longis, partibus floriferis circ. 10 cm. longis pendulis filiformibus, 

 partibus caulis inter floriferam et foliatam minute squamiferis circ. 2 cm. 

 longis, toto glaber. Folia non articulata approximata disticha alterna basi se 

 imbricata lineari-semilanceolata media 2-3 cm. longa 5 cm. lata apice acuta 

 vel subobtusa breve apiculata basi caulem amplectantia in exsiccato mem- 

 brauacea in vivo crassiuscula equitantia a latere compressa complanata a caule 

 angulo 30-50 egressa margine inferiore recta margine superiore /-^ -formiter 

 recurva, vaginis cum lamina continuis. Spicae 10 cm. longse filiformes, floribus 

 ad nodos subverticillatim aggregatimque sitis, bracteis singulis sub flore uno 

 sitis, nodis a se 2 mm. remotis bracteis triangulari-lanceolatis 1 mm. longis 

 ^ mm. latis apice acuminatis, pedicellis |- mm. longis, ovariis ^ mm. longis. 

 Flores apertientes 1 J mm. in diametro ; sepalum posticum obovato-oblongum 

 | mm. longum circ. mm. latum apice obtusissimum basi contractual 

 margine obscure denticulatum vel integrum ; sepala lateralia valde concava 

 triangulari-oblonga f mm. longa basi latissima non contracta f mm. lata apice 

 obtusa ad summum breve apiculata. Petala ovato-oblonga f mm. longa mm. 

 lata apice obtusissime vel truncate obtusa basi cuneato-contracta margine 

 obscure eroso-denticulata. Labellum 3-lobum, circ. 1 mm. longum f mm. latum 

 basi contractum, lobis basilaribus (lateralibus) obh'que oblongis a lobo centrali 

 angulo 45 divaricatis semiovatis apice cuspidato-acuminatis l mm. longis 

 margine interiore rectis subintegris margine exteriore inferiore obscure eroso- 

 denticulatis basi rotundatis ^. -formiter recurvis, lobo centrali (terminali) 



