Petals 2-lobed, both lobes erect, narrowly linear, acute, glabrous; posterior lobe subfalcate, adnate to dorsal sepal; anterior lobe 13–15 mm long.
Lateral sepals c. 12 × 4 mm, obliquely ovate-lanceolate, subacute; dorsal sepal similar, with keeled mid-vein.
Basal leaves appressed to the ground, 3–3.5 cm long, suborbicular, obtuse, glabrous.
Stem erect, with 2 basal leaves and several lax, acuminate sheathing stem leaves.
Inflorescence 10–13 × 2–3 cm, cylindrical, 10–20-flowered.
Rostellum mid-lobe subulate, acuminate.
Sepals green, petals and lip white.
Anther apiculate, canals upturned.
Terrestrial herb c. 30 cm tall.
Stigmas 5–6 mm long.