Mr. Brown’s description was taken from a specimen 
flowered by Mr. Gumbleton, who received it from Mr. 
O’Brien of Harrow. 
Deser.—Pseudobulbs forming subterranean chains, broadly 
ovoid, oblong, or amorphous, one to two and a half inches 
in diameter or more, emitting very stout worm-like roots. 
Stem short, base sheathed. Leaves few, produced after 
flowering, a foot or more long, by three-quarters of an | 
inch broad, rather thick, linear, acuminate, bright green 
and deeply channelled in the middle above, pale and 
strongly three-nerved beneath. Scape one to two and a 
half inches high, stout, all green, or mottled with purple; 
sheaths acute, lower crowded, upper distant. Raceme 
erect, ten- or more-fid.; rachis stout, strict; bracts lan- 
ceolate, green, about an inch long, that is as long as the 
pedicel and ovary. Flowers one and a half inches across 
the spreading petals. Sepals about half an inch long, 
subequal, oblong, apiculate, green without, dull red within. 
Petals orbicular, three-quarters of an inch in diameter, 
apiculate, strongly veined, golden-yellow without, carmine 
with darker nerves within. Lip sessile at the foot of the 
column, including the spur funnel-shaped; spur pale, 
slightly incurved, obtuse ; side-lobes rounded, pale without, 
carmine within; mid-lobe short, ovate or broadly tongue- 
shaped, decurved, basal half golden-yellow with five 
smooth keels, tip blood-red. Colwmn short, stout. Anther 
obtusely beaked. Pollinia globose, on the top of a short, 
ros ee which is attached to a broad disciform gland. 
Fig. 1, Column; 2, anther ; 3 and 4, pollinia :—All enlarged. 
