Descriprion.—LHerb; pseudobulbs ovoid-oblong, obscurely 
angled, 13-2} in. long. Leaves solitary to a pseudobulb, 
petioled, broadly elliptic, somewhat obtuse, margin slightly 
undulate ; blade 10-14 in. Jong, 5-64 in. across; petiole 
about 23 in. long. capes pendulous, many-flowered, about 
10 in. long, clothed with ovate-oblong slightly imbricate 
sheaths. Bracts oblong or ovate-oblong, somewhat obtuse, 
very concave, up to 2 in. long. Pedicels about 2 in. long. 
Flowers showy, golden-yellow, the hypochile of the lip 
suffused at the sides with dark purple, the epichile of the 
lip and the column spotted with dark purple. Sepals: 
posterior oblong, rather obtuse, concave, up to 2 in. in 
length ; lateral obliquely and broadly ovate, obtuse, 13 in. 
long. Petals linear-oblong, subacute, revolute, 13 in. long. 
Lip about 13 in. long; hypochile sub-globose or wide 
oblong, 1 in. long, 2 in. across, curved, the sides keeled, 
the channel open behind; horn of the mesochile falcate- 
lanceolate, acute, 3 in. long; epichile orbicular-ovate, 
reflexed and apiculate at the tip, about 3 in. long. Column 
incurved, broadly winged, 1} in, long, # in, across. 
Fig. 1, lip; 2, horns of the mesochile and the epichile; 3, column; 4 and 5, 
pollinarium seen from in front and from behind ; 6, sketch of an entire plant :— 
all enlarged except 6, which is much reduced, 
