responds. It was received at the Edinburgh Botanic Gar- 
den from Mexico, and well deserves a place in every col- 
lection of Orchideous Epiphytes. 
Descr. The pseudo-bulbs are ovate, nearly smooth, pale 
sreen, about the size of a pigeon’s egg, bearing two, broad- 
ly-linear or almost ligulate, somewhat obtuse and coriace- 
ous leaves. Scape a foot and a half high, about as thick as 
a crow’s quill, bracteated, bearing from eight to ten rather 
large flowers in a lax raceme. Perianth much spreading, 
yellowish-green, tinged with brown ; sepals nearly equal, 
broadly-linear, rather acute. Petals equal to them in 
length, spathulate. Lip deeply three-lobed, with two long 
white, prominent lamelle at the base, the side lobes yellow, 
ovate, acute, vertical, or almost convolute, so as to embrace 
the column, the middle one very large, nearly orbicular, 
waved at the margin, white, beautifully streaked with red. 
Column semiterete, having, on each side above, an obtuse 
tooth. Anther-case with a deep furrow in the middle. 
Fig. 1. Column and Anther. 2. Labellum magnified. 
