Terrestrial herbs with a distinct dormant period. Rhizome cylindrical. Pseudobulb fleshy, cylindrical or tuber-like with distinct fertile and vegetative shoots. Leaves 1–2, linear, erect, chartaceous, plicate-venose, subtended by a few sterile sheaths. Inflorescence axis leafless, erect, bearing many brown sheaths along length, racemose; floral bracts suberect, lanceolate, persistent. Flowers hairy, subnutant. Sepals subequal, not spreading widely, pubescent on both surfaces, dorsal sepal free, lateral sepals with oblique bases surrounding the saccate lip-base to form a blunt mentum. Petals free, linear, narrower than sepals, pubescent on both surfaces. Labellum attached to the apex of the column foot, fleshy, porrect, trilobed in apical half, subgibbous or saccate at base but lacking a spur, disc papillose, lateral lobes erect, midlobe recurved at blunt apex, callus of several papillose or verrucose linear ridges from base to apex of the labellum. Column clavate, incurved and winged at apex, pubescent; anther terminal, pubescent, pollinia eight, clavate; stigma transversely reniform-elliptic or dumbbell-shaped; rostellum obtuse. Ovary hairy. Capsule oblong, rostrate, ridged. (PC).