Herbs terrestrial or probably also epiphytic. Stems ascending from short creeping base, to 10 cm high, leafy upward, green. Leaves elliptic-oblong, 4-6 mm long, 1.8-2.5 cm wide, apex acute, attenuate at base. Spike with short peduncle, loosely 3-8-flowered; peduncle 3-4 cm long, with 2-3 sterile bracts, bracts linear-lanceolate, lower ones amplicaule; floral bract narrowly lanceolate, to 2 cm long. Flowers slightly nodding; ovary hairy abaxially, pale green; sepals not spreading, green at base, tinged with light pink toward apex, 3-veined, hairy abaxially, 8-9 mm long, dorsal one ovate-elliptic, lateral ones oblong, slightly keeled abaxially; petals white, falcate, 8-9 mm long, 2-veined; lip white, tripartite, hypochile saccate, thickened at bottom, keeled on both sides, with papillae on keels, mesochile slightly constricted, canaliculate by thickened wall, elevated at upper side, slightly recurved on margins, epichile straight, transversely bilobed, lobules rectangular, curved upward, with serrate margins; column suberect, with 2 ventral appendages subequal and nearly parallel to rostellum; anther triangular-ovate, 3 mm long; pollinia 1.5 mm long; stigma 2, on lateral sides of column, located between base of rostellar arms and ventral appendages; rostellum ca. 3 mm long, tegula stipe narrowly lanceolate-elliptic, to 3.5 mm long, showing x-shape in transverse section (like having 2 layers of tegula); viscidiun elliptic, ca. 1.5 mm long.

PINGTUNG: Laofoshan, Su 6995. PINGTUNG: Chingshuiying Reserve, Su 8991. TAITUNG: Hsingkanshan, Leou 3179; Su 7769.

Endemic. Known only from the southeast.