Leaves 2, 100–250 × 3–4 mm, folded. Flower stem 200–350 mm, 2–5-flowered. Flowers porrect, 20–25 mm across, uniformly golden yellow to orange without any markings. Dorsal sepal erect, 6–10 × 8–15 mm. Lateral sepals deflexed to recurved, 8–13 × 2–3 mm, green, usually crossed. Petals erect to recurved; stalk 4–6 mm long, green; blade nearly circular, 6–10 × 4–7 mm. Labellum 5–6 mm long; lateral lobes 5–9 × 4–5 mm, spreading, broadly rounded; midlobe wedge-shaped, 3.5–4.5 × 6–7, folded. Callus ridges 2, 3–4 mm long.
Highly localised; usually growing in small colonies in drier types of forests, including rainshadow areas in montane forest. Habitats include ridges and sheltered slopes in shrubby forests, grassy woodlands and stunted open forest with a sparse understorey, the orchid often growing among coarse grass tussocks in shallow, gravelly, shaley or stony soils.
Home