Descr. The stem is slender, creeping, about the thick- 

 ness of a sparrow's quill, sending out roots from below, 

 above bearing several elliptical, small, clustered pseudo- 

 bulbs, partially sheathed with large scales at the base, and 

 having at the summit two oblong-lanceolate, coriaceous 

 leaves, blunt and emarginate at their apex. Flower soli- 

 tary, peduncled from the axil of the pair of leaves. Pedun- 

 cle one-third or one-fourth the length of the leaf, clothed 

 with sheathing scales, tinged with red. Flower large. 

 Sepals and petals spreading, alike, linear-subulate, pale 

 greenish-yellow, with a red streak at the base. Lip large, 

 white, cordato-triangular, with a broad unguis. Column 

 short, white, tinged with red, acute, having two projecting 

 teeth in front, and crowned with two long, erect, subulate 

 teeth. Anther-case hemispherical, red. Pollen-masses 

 four, each plano-convex, in two pairs, with two replicate 

 caudicles. 



Fig. 1. Column and Lip. 2. Back view of a Column. 3. Pollen-masses; 

 — magnified. 



