Plants terrestrial or epiphytic, 0.1-0.2 m high. Leaves 3, elliptic, obtuse, ascending, 3 prominent veins below, thin-textured, 25-100 x 15-45 mm. Inflorescence a lax raceme, 3-6-flowered. Flowers green; ovaries 10-15 mm long. Sepals unequal; median sepal erect, lorate, 6-9 x 2 mm; lateral sepals patent, oblique, broadly elliptic, 5-6 x 3-4 mm. Petals deflexed, linear, margins inrolled, 6-8 x 1 mm. Lip spathulate, limb ascending, 2 x 2 mm, blade rhomboid to lunate, 4-5 x 3-4 mm, acute to obtuse, with small callus at base. Flowering time Nov.-Mar.
Terrestrial, rarely epiphytic herb to 20 cm, pseudobulbs separated by creeping stems with membranous cataphylls. Leaves 3, elliptic. Flowers 3 in a lax raceme, green, lateral sepals broadly elliptic, 5-6 mm long, largely united, lip spathulate, rhomboid to lunate with a small basal callus.