Rhizome creeping, branching, ca. 1.5 mm in diam. Stems borne ca. 1 cm apart, 3-8 cm, bearing 5-7 leaves closely arranged in 2 rows. Leaves fleshy, oblong to lanceolate, ca. 10 × 5 mm, acuminate, blade and sheath densely covered with white hairs. Inflorescence lateral, 1-flowered; peduncle ca. 4 mm; floral bracts 4, subulate, 1-3 × ca. 1 mm, hairy. Flower yellowish green; pedicel and ovary ca. 1 mm. Sepals coarsely hairy abaxially; dorsal sepal narrowly elliptic, ca. 3 × 2 mm, obtuse; lateral sepals obliquely triangular, ca. 5 × 3 mm, truncate. Petals lanceolate, ca. 2.5 × 1.5 mm, glabrous, acute; lip fleshy, entire, tongue-shaped, ca. 7 × 3 mm, rounded, shortly hairy, slightly concave at base, with a subglobose basal callus and 2 purple calli at center. Column subterete, ca. 1.2 mm, foot ca. 4 mm. Fl. Oct-Nov.