214 ORCHID ACEM. [ SACCOLABIUM. 



Garhwal, up to 6,000 ft., and eastwards to Sikkim, the Khasia Hills 

 and Manipur. 



19* CLBISOSTOMA* Blume ; included under Saccolabium in 

 FL Brit. Ind. vi, 59. 



Epiphytic herbs. Stems more or less elongate. Leaves coriaceous 

 or fleshy, flat or semiterete. Flowers in leaf-opposed racemes or 

 panicles. Sepals adnate to the column, subequal, spreading. Petals 

 like the sepals. Lip sessile on the footless column, the base with 

 a large saccate or funnel-shaped spur which is sometimes dilated 

 at the apex ; its opening more or less occluded by 2 calli, the pos- 

 terior of which is frequently 2-fid., and also sometimes by a dorsal 

 scale, but never septate ; the lateral lobes small or obsolete ; 

 apical lobe thickened, concave. Column short, thick, footless. 

 Anther depressed ; pollinia 2, often 2-fid. ; caudicle single. 

 Species about 40 in. E. Trop. Asia and Australia. 



C. micranthum, K. & P. Ann. E. Bot. Gard. Cole, viii, 234, t. 

 312 ; Di-ithie id. ix, part 2, 148 ; Prain Beng. PL 1023. Saccolabium 

 micranthum, Lindl ; F. B. I. vi, 59. 



^Stem stout, compressed, 3-8 in. long, enveloped in the leaf-sheaths. 

 Leaves 2J-3J in. long., narrowly oblong, keeled, obliquely truncate, 

 obtusely bifid, tapering to the shortly sheathed base. Flowering 

 stem equalling or longer than ; the leaves ; racemes many -flowered ; 

 peduncle and rhachis stout. Flowers about J in. across ; bracts 

 broad, blunt, much shorter than the short sessile ovary. Sepals 

 and petals spreading, white with large purple spots. Sepals broadly 

 ovate, obtuse. Petals smaller than the sepals, oblong. Lip fleshy, 

 pink or purple, as long as the sepals. Spur addressed to and as 

 long as the ovary, wide, blunt ; lateral lobes of lip small ; term- 

 inal one convex, oblong, blunt, margins thin, erose ; i upper surface 

 smooth. Column very short and stout, with a large p'rotuberance 

 on either side of the rostellum. Anther with a long pointed beak. 

 Pollinia obovoid ; caudicle triangular, shallowly cordate, attached 

 to a small orbicular gland. 



.Dehra Dun (Vicary, Mackinnon). Flowsrs during June and July. 

 DISTB.IB. : Outer ranges of Trop. Himalaya in Garhwal and Kumaoni 

 up to 3,000 ft., and eastwards to Sikkim, Bhutan, Assam, and on the 

 Naga and Khasia Hills ; also in Chota Nagpur and in Tenasserim. 



