160 ORCHIDS. 
flowered, the flowers expanding in slow succession. The 
flower is 6in. across; the dorsal sepal is narrow, curved 
forwards, crisp-edged; the petals are 3in. long, jin. broad, 
crisp-edged and twisted, and they stand out horizontally ; 
the pouch is tin. long, rin. broad, rounded and smooth 
like an egg, save at the mouth, where it is curiously cut. 
Each flower is subtended by a large, boat-shaped bract. 
The colour is yellow, veined and tinged with bright green, 
and margined with white. This species thrives along with 
C. longifolium. A native of Peru; introduced in 1876. 
Gardeners’ Chronicle, i. (1887), fig. 33. 
C. BoxalliiimA handsome, free-flowering species, of recent 
introduction, related to C. villosum, which it resembles in 
foliage and in the form of its flowers. Leaves green, 
strap-shaped, 1ft. or more long. Scapes erect, one- or two- 
flowered; flowers large; dorsal sepal reflexed at the sides, 
greenish, with a white margin and numerous large purple 
spots; petals and pouch green-yellow, tinged with purple. 
The whole surface of the flower has a shining, varnished 
appearance. This species may be grown in an_ inter- 
mediate temperature. It blossoms in January and February. 
A native of Burmah; introduced in 1877. 
Illustration Horticole, ser. iil., t. 345. 
There are several named varieties of this, but the fol- 
lowing is the only one deserving special mention: 
Var. atrata.—Flowers very large; dorsal sepal green, 
with a white margin and large blotches of black-brown; 
petals and pouch reddish purple and pale green. 
Gardeners’ Chronicle, i. (1887), fig. 47. 
C. caricinum.—A sedge-like species, the leaves springing 
in tufts from stout, creeping rhizomes; they are green, 
somewhat rigid, and about tft. long. Scape erect, 
bearing four to six flowers, which are medium-sized, pale 
