Leaf 120–220 × 5–12 mm. Flower stem 250–500 mm tall, 1–3-flowered. Flowers 50–80 mm across, whitish to yellowish green with maroon suffusions and markings; sepals with thin, light brown clubs 23–40 mm long; petals lacking clubs. Dorsal sepal erect, 50–75 × 2.5–3 mm. Lateral sepals obliquely downcurved, 45–85 × 4–6 mm, divergent. Petals similarly arranged, 35–50 × 2.5–4 mm. Labellum 12–25 × 10–18 mm, white with a maroon apex; margins with 7–9 pairs of erect to spreading, linear, white-tipped teeth (not forked) to 12 mm long; tip recurved. Calli to 1.5 mm long, curved, red, in 4 or 6 rows nearly to labellum apex. Column 18–20 × 8–10 mm, creamy yellow with red markings.
Localised in a narrow coastal and near-coastal band; growing in scrub on stabilised dunes in forest dominated by tuart and peppermint in deep, freely draining, limey sand; also in shallow sand over limestone.
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