Herbs, terrestrial or lithophytic, with clustered growths. Pseudobulbs ovoid, fleshy. Leaf solitary, convolute, not plicate, fleshy, petiolate, non-articulate at base. Inflorescence erect, racemose; peduncle terete, much longer than rachis, glabrous. Flowers resupinate. Sepals concave, free, subsimilar. Petals linear, 1-veined; lip sessile, not auriculate, 3-lobed; lateral lobes linear or triangular, enfolding column; mid-lobe larger, bilobed, porrect; callus basal, fleshy, bifid. Column lacking a foot; anther cap dorsal, erect; pollinia ?4, bifid, lacking viscidia; staminodes absent; rostellum erect, truncate; ovary glabrous; stigma transversely obovoid.
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