Leaves 2 or 3, 50–200 mm × 3–7 mm, folded, tips often recurved. Flower stem 150–350 mm, 1–4-flowered. Flowers 20–30 mm across, wholly yellow with reddish petal stalks and red tips on labellum lobes, exterior surface heavily stained with red-brown. Dorsal sepal erect or recurved, 10–13 × 9–12 mm. Lateral sepals deflexed, 13–20 × 3–3.5 mm, crossed and recurved. Petals obliquely erect, divergent, often recurved; stalk 3–6 mm long, reddish brown; blade elliptic, 12–14 × 8–10 mm. Labellum 6–9 mm long; lateral lobes 8–10 × 4–6 mm; midlobe broadly wedge-shaped, 6–8 × 8–9 mm wide, apex often curved down. Callus ridge 1, 4–5 mm long, yellow.
Locally common; growing on laterite breakaways in dense, low, shrubby heath; also in mallee heathland in sand and laterite and occasionally in open white gum woodland over laterite in southern parts of its range.
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