- 
206 ORCHIDACEA. {| ORNITHOCHILUS. 
shining on both surfaces when young; nerves inconspicuous, 
Inflorescence much longer than the leaves ; racemes simple or spar- 
ingly branched; floral bracts lanceolate, much shorter than the 
long-pedicelled ovary. Flowers 4-3-in. across. Sepals and petals 
greenish-yellow and streaked with red, the former with four, and the 
latter with two, broad brown vertical bands. Lip with two pecti- 
nate lobules, brown passing into purple. Capsule 1 in. long, fusiform. 
Dehra Dun (Mackinnon), flowering in July. Disrrr.: Outer Himalayan | 
ranges of Garhwal and Kumaon up to 3,000 ft., extending eastwards 
to Sikkim, Bhutan, Khasia Hills, Burma and China. 
14. LUISIA, Gaud.: Fl. Brit. Ind. vi, 22. 
Epiphytes with rigid terete sheathed usually erect stems, woody 
below. Leaves terete, fleshy, distant, spreading. flowers usually 
small and dull-coloured, in short extra-axillary spikes ; rhachis 
stout ; floral bracts short, scarious persistent. Sepals subequal, 
or the decurved dorsal one smaller. Petals equalling the sepals 
or much longer, spreading. Lip sessile on the base of the column, 
divided into two parts, basal portion (hypochile) concave or flat ; 
apical portion (epichile) decurved, broad and ridged, entire or 
crenate or undulate and with a more or less blunt apex. Column 
stout, much shorter than the lip; stigma usually large. Anther 
broad, 2-celled ; pollinia 2, ovoid or subglobose, attached by @ 
broad caudicle to a subquadrate or elongate gland. Capsule 
suberect narrow, ridged.—Species about 15, chiefly in Tropical 
Asia, a few in Australia. 
L. trichorhiza, Blume Mus. Bot. Lugd. Bat. 1, 63; FBI. 
vi, 23; K. & P. in Ann. R. Bot. Calc. viii, 202, t. 270; Duthe 
id. ix, part 2, 140. . 
Stem 4-9 in. long, very stout, not branched. Leaves fleshy, 4-6 in. long 
-and about + in. thick, slightly tapering to the apex. Spikes stout, 
4 or 5-flowered. Flowers 2 in. long, on short thick tubercles ; flowering 
bracts broad, acuminate, persistent. Sepals unequal, green with 
faint purple lines; dorsal sepal oblong, blunt ; lateral pair shorter, 
obliquely ovate, acute, keeled. Petals longer and narrower than 
the lateral sepals, oblong, blunt, all spreading. Lip longer than 
sepals, dull purple on a greenish ground ; basal portion (hypochile) 
deeply concave and with erect rounded edges; __ epichile broadly 
cordate and tapering to the subtruncate emarginate apex ; upper 
