long while; the figure here given is from fine specimens 
obligingly sent by Mr. Shuttleworth, of Park Road,Clapham. 
Desor. Pseudobulbs tufted, one to one and a half inches 
long, ovoid, quite smooth and terete, dark green. Leaf 
solitary, four to five inches long, by one to one and a half 
broad, elliptic-lanceolate or lmnear-oblong, acute, coria- 
ceous, dark green, narrowed into a petiole one-half to one 
inch long.  Pedunele suberect, stout, longer. than the 
leaves, flexuous, one- to four-flowered;. bracts oblong, 
obtuse, scarious; pedicels with the ovary one and a half 
to two inches long, white. Flowers one and a half inches in 
diameter, pure white except the yellow base of the lip. 
Sepals oblong with rounded apiculate tips. Petals very 
similar, but suddenly contracted at the base to a short 
claw. Lip with two lateral very small lobes and a large 
middle one; lateral lobes short, recurved ; midlobe nearly 
orbicular, cleft at the tip for about one-third way up, the 
sinus narrow; disk between the lateral lobes with a raised 
quadrangular golden callus marked with orange spots, 
centre of disk depressed, posterior margin ciliate; there 
is also a broad square patch of yellow with faint orange 
~— = on pase of the midlobe. Column wingless, white. 
Fig. 1, Column and base of lip; 2, anther-case; 3, pollen-masses :—all 
enlarged, 
