Pseudobulbs 3-leaved. Leaves not completely spreading at anthesis, shortly petiolate, suboblong or oblong-lanceolate, 6-8 × ca. 1 cm, apex acute or obtuse. Inflorescence solitary, subterminal, ca. 6 cm, many flowered, brownish tomentose; peduncle stout, slightly fleshy, glabrous; floral bracts ovate-lanceolate or ovate, 3-5 mm, ± glabrous, obtuse or acute. Flowers yellow, 3-4 mm in diam. Dorsal sepal oblong-elliptic, 3-3.5 × ca. 1.5 mm, glabrous, margin undulate, apex obtuse; lateral sepals nearly as long as dorsal sepal, ca. 4 mm wide, oblique, acute. Petals similar to dorsal sepal, but slightly smaller, glabrous, margin undulate, apex obtuse; lip ± flabellate, 2.5-3.5 mm wide, adaxially grooved, base narrowed into a claw ca. 3 mm, margin entire, apex obtuse and mucronate. Column ca. 0.8 mm, thick; foot 2-2.5 mm. Fl. Aug.
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