Small, caespitose, epiphytic herbs up to about 11 cm. tall. Secondary stems up to about 2 mm. long. Leaves 2-9 cm. long and 0.2-0.8 cm. broad, oblanceo-late to linear-oblanceolate, acute or obtuse, attenuated into a petiole at the base. Inflorescence 1-or usually 2-flowered; peduncles from almost as long as the leaves to twice as long. Sepals 9-18 mm. long, connate into a tube for about Y2 or 3/5 their length, the free part ovate to ovate-lanceolate and caudate. Petals 2.5-3.5 mm. long and 0.7-1.2 mm. broad, linear-oblong to oblong-lanceolate, apex tri-dentate, truncate or obtuse, with a small lateral callus extending from about the middle toward the apex. Lip 2.8-4 mm. long and 0.9-1.7 mm. broad, oblong-oblanceolate to oblong-obovate, biauriculate at the base, with two longitudinal callus-ridges extending from the base nearly to the apex where they converge, dilated apical part denticulate.
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