Perennial herb to 2.5 m high. Leaves somewhat leathery, lanceolate, to 40 cm long and 15 cm wide; apex acuminate. Inflorescence spike-like, 25–35 cm long; bracts narrow, not overlapping, each subtending 1–2 flowers. Flowers bright yellow, pleasantly scented; labellum spathulate, bright yellow; staminodes obolanceolate; stamen twice the length of labellum, bright red. Capsule c. 15 mm long, inner surface orange; seeds with bright red aril.
GipP, OtP, CVU, EGL, HSF, OtR. Native to India, commonly grown in cultivation, sparingly established in the Dandenong Ranges, and Mornington Peninsula south-east of Melbourne.