Diuris ×palachila

Flowering plant slender, 15–40 cm tall. Leaves 2–5, linear, 10–15 cm long. Flowers 1–3, yellow, blotched or streaked with brown; pedicel (excluding ovary) 1–3 cm long, slender, partly enclosed within tapered bract; dorsal sepal porrect to obliquely erect, ovate, 8–15 mm long, apex pointed; lateral sepals deflexed, parallel or sometimes crossed, linear, 10–15  mm long, brownish; petals spreading, 10–20 mm long, claw brownish, lamina ovate; labellum projected forward, 10–15 mm long, 3-lobed; lateral lobes much smaller than mid-lobe, ovate, asymmetric, margins irregularly toothed; mid-lobe fan-shaped, callus of two raised fleshy ridges extending on to base of mid-lobe. Column wings about same height as anther. Flowers Sep.–Oct.