Herbs, terrestrial, sympodial. Roots fasciculate, fleshy, villous. Stems erect, rhizomatous, short. Leaves several, basal, petiolate; blade not articulate, involute when immature, margins entire. Inflorescences terminal, laxly to densely flowered racemes, erect, scapose, slender. Flowers resupinate; perianth parts partially connate, apices spreading to recurved; sepals subsimilar, subparallel; dorsal sepal adherent to base of column; lateral sepals attached to column foot; petals adnate to dorsal sepal, falcate; lip auriculate, canaliculate; column arcuate, column foot present, clinandrium inflated; stigmas 2, confluent; rostellum narrow, notched; anther stalked, cordate, curved backward during anthesis, surpassing rostellum; pollinia 4, clavate, soft, mealy; viscidium ovate to subelliptic. Fruits capsules, erect, obliquely fusiform to ovoid.
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