Lip 8–10 mm long, 9–12 mm wide, 3-lobed in the apical half; side lobes erect, elliptic; mid-lobe deflexed, c. 5 × 4 mm, suborbicular, obtuse, the margins erose; callus of 3 basal ridges with 3–7 verrucose ridges on the mid-lobe; spur 10–13 mm long, curving forwards, cylindrical from a wide, funnel-shaped base.
Flowers erect, light brown outside, purple-brown inside; petals cream or yellow-green with brownish veins; lip white or mauve-pink with yellow lamellae, the side lobes heavily veined with purple.
Perennating organs mostly subterranean, pseudobulbous, 2–3 × 1 cm, conical, with several nodes, set close together in a chain; roots 0.5–2 mm in diameter.
Sepals semi-erect, 11–13 × 2.5–3 mm, linear-oblanceolate, acute, the laterals slightly longer than the dorsal.
Leaves 2–4, 10–30 cm × 1.5–4.5 mm, linear, grass-like, absent or partly developed at flowering time.
Inflorescence laxly 1–5-flowered; scape slender and wiry with 1 sheath near base.
Capsule erect, 16–18 mm long, narrowly ellipsoidal.
Petals 8.5–10 × 3.5–4 mm, oblong-elliptic, acute.
Bracts 3–5 mm long, lanceolate, acuminate.
Slender terrestrial herb 13–30 cm tall.
Column 6 mm long; foot 3 mm long.
Pedicel and ovary 11–17 mm long.