26 ORCHIDEJE. 



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

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

 brevissima ^ mm. louga. 



HAB. Nanto : Raudaizan. leg. T. KAWAKAMI et U. MORI, Jnni. 1907, 

 (No. 3474). 



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

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

 plant ; still nearer 0. Clarkei 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, 

 crespitosa pendula. Caulis cum spicis 10-15 cm. lougus, partibus inferioribus 

 foliatis 3 cm. lougis, partibus floriferis circ. 10 cm. lougis peudulis filiformibus, 

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

 lougis, toto glaber. Folia nou articulata approximate, disticha alterua 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- 

 branacea in vivo crassiuscula equitantia a latere compressa complanata a caule 

 augulo 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 siugulis sub flore uno 

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

 \ mm. latis apice acumiuatis, pedicellis 4- mm. lougis, ovariis \ mm. longis. 

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

 mm. lorigum circ. 4- mm. latum apice obtusissimum basi contractum 

 margine obscure denticulatum vel integrum ; sepala lateralia valde concava 

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

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

 lata apice obtusissime vel truncate obtusa basi cuueato-contracta margine 

 obscm-e eioso-denticulata. Labellum 3-lobum, circ. 1 mm. lougum f mm. latum 

 basi contractum, lobis basilaribus (lateralibus) oblique oblougis a lobo centrali 

 augulo 45 divaricatis semiovatis apice cuspidato-acuminatis 1| mm. longis 

 margine iuteriore rectis subintegris margiue exteriore inferiore obscure eroso- 

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



