ceme infundibuliform, about 2.5 mm. long, acute, crowd- 
ed. Lateral sepals lanceolate, 9 mm. long, 8 mm. wide, 
obliquely porrect, very slightly coherent at the base, 
acuminate, acute, somewhat conduplicate at the apex, 
3-nerved withthe mid-nerve carinate on the outer surface. 
Dorsal sepal similar, 3-nerved, reflexed,at the base lightly 
coherent with the lateral sepals. Petals linear, 8.5 mm. 
long, spreading, tapering gradually to an acute tip, 
1-nerved. Labellum about 8 mm. long,adnate below the 
middle to the column, free portion 5 mm. long, 5 mm. 
wide, elliptical or suborbicular, acute, very fleshy, rigid, 
somewhat deflexed, lightly concave with a conspicuous 
elongated callus extending along the mid-nerve which 1s 
very prominent from the middle almost to the apex, this 
‘allus being joined on each side by an elongated, much 
thickened simple or branching costa and with a free 
intramarginal costa, (simple or branched) on each side 
extending from the base of the free portion almost to the 
apex. Column 3.5 mm. long, completely adnate to the 
labellum, minutely denticulate on the margin of the cli- 
nandrium. Pedicellate ovary 11 mm. long with a pouch- 
like swelling where the ovary joins the base of the la- 
bellum. 
DerartMent or Yoro, Bajo Grande. EKpiphyte in dense mountain- 
forest at 3000 feet altitude. Sepals and petals light lavender; labellum 
greenish-yellow with light lavender ticking on the margin; column 
greenish-white with light lavender ticking. March 14, 1934. J. B. 
Edwards 675 (Tyven in Herb. Ames 40087.) 
[111 | 
