Leaves 5–6, spaced along the stem, the 1–2 lowermost sheathing, the upper ones appressed to stem, the intermediate ones ± spreading, up to 4 × 0.7 cm lanceolate, acute, sheathing at base.
Petals erect, adnate to dorsal sepal, 7 × 2.8 mm, obliquely curved oblong-lanceolate, obtuse, sometimes with a minute lobe on front margin.
Dorsal sepal erect, c. 8 × 5 mm, ovate, convex; lateral sepals deflexed, c. 7.5 × 2.5 mm, obliquely lanceolate, obtuse.
Rostellum 5 mm long, taller than the anther; mid-lobe c. 2.5 mm high, side lobes very short.
Flowers green or green and yellow with an orange lip, erect or suberect.
Terrestrial herb 30–40 cm tall; tubers c.10 × 5 mm, ovoid.
Inflorescence up to 8 cm long, laxly 1–4-flowered.
Pedicel 25–30 mm long, ovary 10 mm long.
Anther 3 mm high; canals 2.5 mm long.
Stigmatic arms 3 mm long.
Bracts 10–25 mm long.