150 
ORCHIDS OF THE SIKEIM.HIMALAYA, 
Lip not spurred. 
Lip adnate to the column. 
Leaves terete; flowers two or three in very short racemes, 
МӨ i. QUE So ot or sn om аа ге FN MR. 
Leaves flat. 
Apical lobe of lip laterally compressed and with two 
apical sete; peduncle short, few-flowered . . . . 44. Diploprora. 
Apical lobe of lip thick, concave, laterally compressed, 
entire at the арх .. ese сй . . 45. Stauropsis. 
Apical lobe of lip very ыы М УА side jdn very 
итке: pollinia & ,...-......... 40, Bareoohilus, 
Lip jointed to the column . . . .. „а x . va ЖТ, ЖЕМИШ 
Lip spurred (gibbous in one Vanda). 
Lip adnate to the column, or to its foot. 
Column with a long foot, produced into a long spur 
without callus or septum in its interior . . . . . . 48 rides. 
Column with no foot or with а very short one. 
Spur with no callus or septum in its interior. 
Spur deep, much compressed laterally, pubescent at 
the mouth, side lobes none . . . . . . . 49. Rhynchost lis. 
Base of the lip sometimes only gibbous, but prec 
with & widely infundibuliform spur glabrous at the 
mouth, not compressed; side lobes large; apical 
lobe fleshy (thin in V. feres) with many caruncled 
glabrous ridges, sepals and petals broad, but often 
tapered to a narrow base; flowers tis cauaicle 
of pollinia broad . . . 2... . 00. Vanda. 
Base of the lip with a báo narrow ш от 
short wide saccate spur, not compressed; side lobes 
of lip none or small; apical lobe either small and 
smooth or large and carunculate or fimbriate; flowers 
small ; caudicle of pollinia narrow 2... . 51. Saccolabium. 
Interior of spur occluded by a dorsal scale or by calli on 
the front &nd back walls, but with no septum. 
Rostellum short, straight; pollinia 2. . . . . . . 52. 'Cleisostoma. 
Rostellum long, pollinia 4 . . . . . . . . . . 53. Stereochilus. 
Interior of spur with calli anl with в vertical antero- 
| posterior septum Е the spur into two lateral 
chambers . . . Ў esce. M жыр. os oes. « DD DECORE. 
Lip jointed to the column. 
Lip jointed to the footless column, large, 3- жебе its spur 
wide and without septum; polhnia 4 . . 22.2. 56. Dendrocolla. 
Lip jointed to the long foot of the eolumm, му, with & 
narrow cavity, its spur thick-walled and without calli or 
septum; polluta 8-2 22022227 2. . 0 0E Gentian. 
assess Epiphytal, without either pseudo-bulb or stem; leafless at flowering 
` time; flowers minute, in short racemes; petals entire; lip with a 
short wide spur, sessile on the column; pollinia 4 . . . . . . £8. Taeniophyllum. 
