Pseudo-bulbs 1–4 in. apart on a slender creeping rhizome, narrowly ovate-oblong, 1–1 3/4 in. long, 2-leaved. Leaves oblong-linear, obtuse or emarginate, 3–4 1/2 in. long, 2–3 lin. broad. Scapes erect, 4 1/2–8 in. high; spike 1/2–1 1/4 in. long. Bracts distichous, ovate-oblong, subacute, carinate, concave, imbricate, 4 lin. long. Dorsal sepal triangular-lanceolate, subacute, glabrous, somewhat fleshy, 3 lin. long; lateral ones similar, but slightly narrower. Petals lanceolate-linear, acute, straight, glabrous, 1 lin. long. Lip reflexed from the base, spathulate-ligulate, obtuse, flat, 2 1/2 lin. long; margin densely ciliate; base narrow and scarcely auriculate. Column 1/2 lin. long; teeth subulate, acute, 1/2 lin. long.