Herbs, epiphytic, cespitose [sometimes with elongate rhizome]. Stems reduced, covered with leafy bracts; pseudobulbs reduced, inconspicuous. Leaves 2-6 basal per sympodium, 0 apical, not recurved [1 apical, 2-4 terete, basal to pseudobulb]; blade conduplicate, linear-lanceolate, dorsiventrally flattened margins, entire. Inflorescences panicles [racemes]; bracts tubular. Flowers: petals and sepals shortly oblong-elliptic, apiculate; lateral sepals connate; lip 2-lobed; callus lobulate-lamellate; nectar cavity basal; column short (3.5 mm), without appendages; stigmatic cavity ± round; rostellum not prominent. Fruits capsules.