164 ORCHIDS OF THE SIKKIM-HIMALAYA. 
curved at the base. Column short, dilated towards the bifid apex, the foot narrow and 
very short. Rostellum emarginate.  Pollinia 8, yellow, oblong, in groups of four attached 
to a very large sagittately lobed gland. Capsule ellipsoid, “дә in. long. Reichb, fil. in 
Gard. Chron., 1882, I, 733; Hook. fil. Fl. Br. Ind. V, 827. 
Sikkim, at elevations of 5,000 to 7,000 feet; several collectors; Pantling, No. 86; in 
flower during May and June. Bhotan; Griffith (Kew Distrib. Nos. 5228, 5229, 5229-1). 
Naga Hills; at Kohima, Clarke. 
Prate 221.—Cryptochilus lutea, Wall. A plant; of natural sise. Fig. 1 flower, 2 petals, 3 side 
view of ovary, column with its foot and lip, 4 lip, 5 front view of column, stigma, anther, 6 anther, 
7 pollinia and gland; a// enlarged. 
32. Calanthe, Lind. , 
Terrestrial, usually pseudo-bulbous.  Pseudo-stems variable in length, often tall, 
sometimes absent. Leaves membranous, more or less elliptic-oblong, plaited. Inflorescence 
usually from amongst the leaves and axillary, or from the side of the stem or pseudo- 
bulb. Flowers usually rather large, sometimes inconspicuous, in erect racemes. Sepals 
sub-equal, usually spreading, more or less lanceolate or oblong, rarely connivent. Petals 
usually narrower than the sepals. Zip variously attached to the column either to its 
base or to its whole length, usually 3-lobed, the apical lobe often bifid, the dise usually 
lamellate. Column short, sometimes dilated at the base or apex. Anther usually conical, 
with an acuminate lip, 2-celled. Pollinia 8, waxy, clavate or elliptic, often unequal, 
` eohering in fours to a granular caudicle, or the whole eight inserted on a single caudicle 
and attached to a gland. Capsules ellipsoid, drooping. Distrib. About 80 species ; 
tropical or sub-tropical. 
In this genus the inflorescence is produced on an undeveloped pseudo-bulb which also bears the 
young leaves. The latter (except in C. alismefolia, C. densiflora, and C. gracilis), do not obtain their 
full size or develope their petioles until after flowering has ceased. 
*Inflorescence on the same stem as the leaves. 
Flower without a spur. 
Pseudo-bulbs none, stems thin, cylindric, flowers white, inflorescence lateral . 1. 0. gracilis. 
Pseudo-bulbs not more than 1 in. long. 
Leaves 2 or 3, sub-equal; flowers green, edged with white outside; 
lip with short basal lobes and a small bilobed puberulous callus 
between them; apical lobe with a large fleshy 3-ridged caruncle . 2. ©. tricarinata. 
Leaves 5to 7, very unequal, the lower reduced to sheaths; flowers | 
lavender-coloured, lip with elongate basal lobes and two short calli 
on the disc between them; apical lobe without a callus . . . 3. O, puberula. 
Flower with a very short straight conical spur. ; 
Pseudo-bulbs short. 
Lip attached to the whole length of tho column. 
Flowers 72 in. in diam.; sepals and petals brownish; lip with jatar! 
lobes . . 4. C. Mannii. 
Flowers 1 in. in Фа: Май ава dul bonu with po 
green lines; lip clawed, trowel-shaped, white, without lateral lobes 5. б. trulliformis. 
Lip attached to the column for half its length, 3-lobed, basal lobes 
diverging ; apical lobe sub-obovate, with broad emarginate apex and 
irregularly toothed edges; flowers dull purple . . . . e. 6. 0. brevicornu. 
