Inflorescence (floral axis) 3–15(35) cm tall; rhachis short, 1–2 cm long, with a few short branches, densely many-flowered.
Flowers pale to deep pink, occasionally white, the lip with a large oblong bright yellow callus in the centre.
Lip entire, 3.8–5 × 1.5–3.5 mm, obovate, frilly-edged, with a large, oblong, rugulose callus in the centre.
Pseudobulbs 10–15 × 10–13 mm, squat, onion-shaped, shiny green or purplish, wrinkled when old, 2–3-leaved.
Small, epiphytic or lithophytic herb, forming dense mats, flowering when leafless.
Pedicel and ovary 4–5 mm long, slender, purple.
Leaves up to 15 × 0.5 cm, linear, grass-like.
Roots long, stout, to 4 mm in diameter.
Petals c. 3 × 1.2 mm, spathulate.
Column 1–1.5 mm long.