Terrestrial herb, robust geophyte, 0.2-0.6 m high. Leaves basal, linear-lanceolate, 140-200 x 15-20 mm. Inflorescence 100-250 mm long; bracts as tall as flowers. Flowers many, sepals creamy green, mottled maroon, lime-green petals and lip. Sepals: median sepal shallowly galeate, oblong, obtuse, 10-14 mm long; spur clavate, rounded, 11-17 mm long, appressed to the ovary; lateral sepals reflexed, narrowly acute to obtuse, 9-13 mm long. Petals subobliquely ovate-oblong, bluntly acuminate, 7-10 mm long. Lip lorate, rounded, subfleshy, 8-12 mm long. Anther subhorizontal, 3 mm long, rostellum 2-3 mm tall. Flowering time Sept.-Nov.
Robust, tuberous geophyte to 60 cm. Leaves basal, narrowly lanceolate. Flowers many in a dense raceme, sepals cream-green mottled maroon, petals and lip lime-green, spur clavate, rounded, 11-17 mm long, lateral sepals oblong, 9-13 mm long.