Deser.— Stem about six inches high and one in breadth, 
slightly compressed, leafy, clothed at the base with old 
brown leaf-sheaths. Leaves subdistichous, lower three to 
four inches long, sessile, oblong-lanceolate ; upper six to 
eight inches long, recurved, lanceolate, acuminate, bright 
green above, paler beneath, with five to seven strong ribs, 
base narrowed into the short smooth green sheath. 
Peduncle short, erect or suberect, clothed with brown 
membranous obtuse sheaths. Racemes five- to seven- 
flowered, inclined ; rachis and pedicels pale green; bracts — 
half as long as the pedicels, which are about an inch long, 
narrowly lanceolate, membranous. Jlowers two to two 
and a half inches broad across the petals. Sepals oblong- 
ovate, obtuse, lividly yellow green, dorsally brown-green ; 
dorsal erect; lateral deflexed, concave. Petals as long as 
the sepals and of the same colour, ovate, subacute, 
spreading. Lip coriaceous, rather shorter than the sepals, 
orbicular-ovate, subacute, white, or suffused with pale 
rose, sparsely spotted with red-brown; base cordate, sac- 
cate, disk with two obtuse conniving smooth low conical 
tubercles at the mouth, separated from one another by a 
narrow sinus leading into the sac. Column long, slender, 
arched in a semicircle, green, speckled with red-purple in 
the lower half. Anther small, depressed ; pollinia oblong, 
terminating a long, linear caudicle which is dilated below 
the middle ; gland large.—J. D. H. 
Fig. 1, Flower with petals and sepals removed; 2, top of col d 
anthers ; 3 and 4, pollinia :—A// calarged. P umn an 
