Plants usually forming small, dense clumps. Pseudobulbs crowded, 7–12 × 6–8 mm, pale green or yellowish, deeply ribbed with wrinkled ridges. Leaves ovate, 15–30 × 7–10 mm, thin-textured but tough, pale green or yellowish. Racemes arching to pendulous, bluish green, with numerous conspicuous, bluish green bracts, 50–100 mm long, 5–25-flowered. Flowers crowded, 3–4 × 6–8 mm, cream or yellowish, densely blotched and suffused with purple or red-brown, labellum pink, red, purple or yellow. Sepals and petals spreading widely. Dorsal sepal hooded, 3–4 × 2–2.5 mm. Lateral sepals divergent, 3–4 × 2.5–3 mm. Petals c. 2 × 0.8 mm. Labellum c. 2 × 1 mm, very thick, fleshy, base channelled.
Locally common; usually found growing on upper branches of rainforest trees on slopes and ridges, less commonly among lichen and other orchids on shady or exposed rock faces where the plants can be strongly bleached.