64 ORCHIDS OF THE SIKKIM-HIMALAYA. 
6. Bulbophyllum, Thouars. 
Epiphytal; pseudo-bulbs from a creeping rhizome (sometimes absent). Leaves solitary, 
thick and ‘persistent (deciduous in В. polyrhizum); or in pairs and thin and deciduous. 
Scape from the rhizome near the base of the pseudo-bulb, rarely distant from it. Flowers 
solitary, capitate, umbellate, spicate or racemose, Sepals subequal, or the lateral pair 
longer than the dorsal (rarely twice as long); the lateral pair adnate to the foot of the 
column, Petals various, usually much smaller than the dorsal sepal. Zip jointed on the foot 
of the column, mobile, usually small and strongly recurved. Column very short, often 
Q-aristate or toothed at the apex. Anther 2-celled; pollinia four, the two inner reduced 
in size. A genus of about 250 species, tropical and sub-tropical, chiefly Asiatic; a 
few African, Australian and American, 
Flower solitary from near the base of a pseudo-bulb, minute, sessile . . 1. В. Listeri. 
Flowers solitary or two or three from near the base of a pseudo-bulb, 
large (5 to “75 in. long), on long pedicels. 
Leaves 1°5 to 2 in. long; sepals and маз striped ; dui: 
ovoid, compressed . . Ed BET . 2. В. GPP. 
Leaves 8 to 6 or 7 in. аф, 
Sepais and petals striped; pseudo-bulbs cylindric. . . . . . 
Sepals and ‘petals spotted; pseudo-bulbs obpyriform . . . . . 
Flowers in racemes, umbels or heads. 
* Lateral sepals broad, not acuminate. 
Flowers in racemes. ` 
Flowers yellow or ochraceous (slightly spotted and streaked 
with purple in B. conchiferum). 
Petals erose-dentate, lateral sepals адад» PNIS ; 
pedicel of ovary long . è . . . . (0. 6. В. gymnopus. 
Petals entire, 
Lateral sepals cohering ; ovary sessile . . 6. B. rigidum. 
Lateral sepals free, ee ; ovary кая 
stalked . . . 
Flowers dark-coloured, either бой ог бей баға with 
purple streaks in B. striatum, or partly green and yellow, 
as in В. cornu-cervi). 
Racemes deourved, densely-flowered; lateral sepals 
cohering; leaves and flowers an TmT 
$e 
B. affine. 
B. leopardinum, 
T 
2 
B. polyrhizum. 
Lip entire; pseudo-bulbs none . . . 8. В. cylindraceum. 
Lip with lateral lobes; pseudo-bulbs more or po 
od v.s è 9. B. Careyanum. 
Racemes drooping, ТЫБ уы а belle 
turbinate; leaves two, not Meque ies the | 
flowers’. . . . 10. B. triste. 
Scapes pendulous көш the д; ; petals ار‎ ; pm : 
sepals cohering, their apices aeuminately beaked . . 11. В. bisetum. 
Racemes erect ; lateral sepals not cohering. | 
Columnar teeth lobed and horn-like ; flowers with 
green and yellow markings; petals not ciliate; 
pseudo-bulbs minute, fusiform; rhizome none . . 19. В. cornuecervi. 
Columnar teeth minute, triangular; flowers purple HE ERE 
with paler markings; petals ciliate; pseudo-buibs 
turbinate; rhizome slender. . s. soes s . 12, B. secundum. 
