Rhizome creeping, ca. 1 mm in diam., sheathing when young. Pseudobulbs 1-2 cm apart from each other, ovoid-conic, 7-10 mm, ca. 5 mm in diam., with a terminal leaf. Leaf subsessile; blade oblong, 1.7-3.5 × 0.5-0.7 cm, leathery, margin slightly undulate, apex obtuse and slightly emarginate. Scape from base of pseudobulb, erect, ca. 2 cm, slender; umbel 2-4-flowered; peduncle with 3 tubular sheaths ca. 7 mm; floral bracts ovate-lanceolate, ca. 3 mm. Pedicel and ovary ca. 4 mm. Flowers deep red or purplish, spotted with deep purple on petals, thickly textured. Dorsal sepal oblong, concave, ca. 7 × 2.5 mm, distal margins densely finely papillate, abaxially sparsely papillate; lateral sepals nearly falcate-lanceolate, ca. 7 mm, abaxially densely papillate especially in apical half, base adnate to column foot, apical margins incurved, twisted near base, their upper and lower edges connate to each other, apex obtuse. Petals subelliptic, ca. 4 × 2.5 mm, margins densely finely papillate, apex rounded; lip slightly recurved, subligulate, ca. 3 mm, fleshy, base grooved, attached to end of column foot by a mobile joint, laterally with 2 longitudinal lamellae close to both margins. Column ca. 1.2 mm, winged; foot ca. 1.5 mm, with free part ca. 0.8 mm; stelidia sharply dentate, ca. 0.5 mm; anther cap densely finely papillate, apex with 1 small globose projection. Fl. Jul.
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