118 . VANDER. 
Base of lip usually with a widely funnel- 
shaped spur (gibbous in Vanda alpina), 
glabrous at the mouth, not compressed, 
side lobes large; apical lobe fleshy, with 
many glabrous caruncled ridges, flowers 
large, caudicle of pollinia broad . . . 24. Vanda. 
Base of lip with a long narrow cylindric 
or short wide saccate spur, not comprestod 
side lobes not present (in the 
Himalayan species) or small; apical isis 
either small and smooth or large and 
carunculate or fimbriate, flowers small, 
caudicle of pollinia narrow . . 20. Saccolabium. 
Interior of spur occluded by a dorsal си от 
by calli on the front and back walls, but with 
по septum. . . 26, 
Interior of spur wah өкін Phu a Vertit 
septum dividing it into two vertical chambers 27. Sarcanthus. 
Cleisostoma. 
12. Calanthe Lindl. 
Terrestrial, usually pseudo-bulbous, Pseudo-stems variable in length, often tall, some- 
times absent. Leaves membranous, plaited. Inflorescence usually from the leaf-axils, or 
from the side of the stem or pseudo-bulb. lowers in erect racemes, usually conspicuous. 
Sepals sub-equal, usually spreading, rarely connivent. Petals usually narrower than 
the sepals. Lip variously attached to the column either to its base or to its whole 
length, usually 3-lobed, the apical lobe often bifid, the disk usually lamellate. Column 
short, sometimes dilated at the base or apex. Anther usually conical, with an acuminate 
lip, 2-celled. Рота 8, waxy, often unequal, cohering in fours to a granular caudicle 
or all of them inserted on a single caudicle and attached to a gland. Capsules ellipsoid, 
drooping.—Species about 80, tropical or subtropical. 
Flowers without a spur:— 
Sepals and petals green; lip orange-red, its құ lobe 
with 3 prominent ridges . 1. C. tricarinata. 
Flowers lavender-coloured ; epist үйе of dp without 
DIE gd tu ç eget سی‎ NC U БИА. 
Flowers with a very short ља conical spur :— 
Lip attached to whole length of column ; flowers small, 
sepals and petals chocolate-brown . 2. С. Mannii. 
Lip attached to column for half its length; owah rge 
dull purples و‎ 5702 $5» С. brevicornu. 
Spur as long or nearly as Mob А as the ovary :— 
Lateral lobes of lip incumbent on the terminal lobe; 
flowers white, the lip with a violet blotch at the base, 
spur shorter than the ovary . . 5. C. alismefolia. 
Lateral lobes of lip spreading, not incumbent on the 
apical one; spur slender as long as the ovary :— 
Flowers small, crowded, greenish-yellow . . . 6. C. pachystate. 
Flowers larger, distant, violet-coloured . . . . 7. C. plantaginea. 
