Lip 12–13.5 × 8–12 mm, 3-lobed, with 2 lamellae running from near the base to about the centre of the mid-lobe; side lobes erect, rounded; mid-lobe c. 7 × 5.5 mm, obovate, the edge undulate; spur 1–2 mm long, narrowly cylindrical or cylindric-clavate.
Perennating organs subterranean, tuberous, 1.5–3 cm long, 1.5 × 2.5 cm in diameter, irregularly shaped (described by one collector as “like flattened Jerusalem artichokes”), drying orange; roots 1–1.5 mm in diameter.
Flowers not opening widely, becoming pendent as the ovary starts to swell, variously described as red with white petals and lip, dull mauve shaded green, white shaded deep mauve, royal-purple.
Leaves 4–5, the basal 3 sheathing, the rest 20–40 cm × 2–5 mm, linear, acute, grass-like, present at flowering time.
Inflorescence laxly or densely few-to several-flowered; scape with 2–3 tubular sheaths c. 5 cm long.
Sepals 14–20 × 2.5–4.5 mm, lanceolate or oblanceolate, acute or acuminate.
Bracts 10–20 mm long, linear, acuminate, reflexed.
Petals 12–15 × 3–4 mm, lanceolate, acute.
Slender terrestrial herb 20–36 cm tall.
Column 3–4 mm long; foot 1 mm long.
Pedicel and ovary 10–14 mm long.
Capsule pendent, 12 mm long.