Slender, epiphytic herb up to 26 cm tall; pseudobulbs clustered.Pseudobulbs 5–12 × 0.2 cm, narrowly cylindrical, with 2 sheaths at the base, 1-leafed.Leaf erect, 12–15 × 0.5–0.7 cm, narrowly linear, rounded or mucronate at the apex, articulated to a basal sheath 1–2 mm long.Inflorescence (floral axis) c. 8 cm long, erect, racemose but appearing ± umbellate, 3–5-flowered.Flowers yellow or pale pinkish-cream.Dorsal sepal 4.5 × 2.8 mm, elliptic, subacute; lateral sepals 5.2 × 6 mm, obliquely triangular, acute, forming a prominent cylindrical mentum 4–5 mm long, rounded at the apex.Petals 5 × 2 mm, oblanceolate, rounded.Lip 8 × 5 mm when flattened, sparsely pubescent, 3-lobed in the apical half with a low callus at the junction of the lobes; mid-lobe obovate or subquadrate, truncate, verrucose; side lobes erect, rounded.Column 2 mm long.