Herbs, perennial, terrestrial. Roots fascicled, fleshy. Stems with foliaceous sheaths. Leaves flat at maturity. Inflorescences densely flowered racemes. Flowers resupinate, without mentum or spur; perianth parts distinct and free, basally connivent, forming tube, apically recurved; lip elliptic-lanceolate, base truncate or slightly cordate, apex free, acute; calli barely raised on either side of basal claw extending onto base of lamina of lip where hairy; column not inflated adaxially at base, extended obliquely on top of ovary only very slightly; anther entire; viscidium narrowly elliptic, sheathing rostellum; stigma nearly terminal; rostellum well developed, needlelike. Fruits capsules.