206 QECI11DACEM. [ 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 J-J-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. DISTRIB. : 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 a 

 broad caudicle to a subquadrate or elongate gland. Capsule 

 suberect narrow, ridged. Species about 15, chiefly in Tropical 

 Asia, a few in Australia. 



L. t richer hiza, Blume Mus. Bot. Lugd. Bat. i, 63; F.B.I. 

 vi, 23 ; K. < P. in Ann. R. Bot. Gale, viii, 202, t. 270 ; Duthie 

 id. ix, part 2, 140. 



Stem 4-9 in. long, very stout, not branched. Leaves fleshy, 4-6 in. long 

 and about J in. thick, slightly tapering to the apex. Spikes stout,. 

 4 or 5-flowered. Flowers f 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 



