Flowering plant to 20 cm tall, stem scabrous. Rosette leaves 3–5, ovate to elliptic, 3–6 cm long, 0.8–1.6 cm wide, scattered on the basal part of the stem, sessile, margins entire. Flower 3–4 cm long, erect, pale to dark green and white; galea apex obliquely erect; dorsal sepal acute; lateral sepals erect, loosely embracing the galea leaving a lateral gap, sinus broadly notched when viewed from the front, protruding in a shallow curve when viewed from the side, free points linear-tapered, 1.5–2 cm long, erect or slightly recurved; petals broad, obtuse. Labellum narrowly ovate-lanceolate, 15–18 mm long, 3–3.5 mm wide, green or brown, curved forwards above the middle, obtuse, distal third protruding from the sinus in the set position. Flowers Dec.–Febr.
MonT, HFE, VAlp. Also NSW. Known from a few sites in north-eastern Victoria in grassy areas and near streams in montane forest and near swamps in moisture-retentive soils.
