Terrestrial or lithophytic herb. Leaves 3-7, conduplicate, linear-oblong, fleshy-coriaceous, green, the largest being 3.5-1 2 cm long, 1.2-1.8 cm wide, approximately 1 mm thick, with an unequal mucronate tip and carinate below. Inflorescence weakly paniculate, producing one flower at a time over a long period; peduncle 6.5-1 3.5 cm long, slender, reddish, shortly red-pubescent; bracts elliptic, obtuse, 8-15 mm long, 4-9 mm wide, dark brown, pubescent. Flowers 1.5-2.0 cm in diameter; dorsal sepal white with reddish pink reverse; synsepal similar; petals white; lip white; staminode white with a rosy-pink mid-lobe. Pedicel and ovary red-green pubescent, 2.5-3.0 mm long, 0.8 mm in diameter in the middle. Dorsal sepal elliptic, 0.9-1.4 cm long, 0.5-0.7 mm wide, pubescent on the outer surface. Synsepal suborbicular, obtuse, 0.8-1.0 cm long, 0.8-1.2 cm wide, pubescent on the outer surface. Petals incurved, nearly horizonal, linear-ligulate, 1.1- 1.5 cm long, 0.2-0.3 cm wide, obtuse, nearly glabrous or sparsely pubescent at base, margins undulate. Lip subglobose, inflated, 1.0-1.4 cm long, 0.7-0.9 cm wide. Staminode trilobed with the mid-lobe smaller, 0.3-0.4 cm long, 0.4-0.5 cm wide, obtuse, mid-lobe mucronate.