Subtribe Eriinae Benth. J. Linn. Soc. Bot. 18: 287. 1881.
Pseudobulbs of some internodes or stem. Leaves duplicate. occasionally plicate. Inflorescence terminal or upper lateral. Lip hinged, motile. Column foot prominent. Column usually short and massive. Clinandrium collar-like. Rostellum usually ligulate, shelf-like to elongate. Viscidium single, ellipsoid. Anther bent forward, 8-chambered, movable. Pollinia 8, laterally flattened, elliptic to obovate. Caudicles composed of apical pollen grains, sticky.