Plants terrestrial, 8-30 cm tall. Rhizome slender, many noded. Stem ascending, 2-10 cm, 3-5-leaved. Leaves widely spaced along stem, abaxially grayish white, adaxially green with fine white reticulate venation, ovate to ovate-oblong, 3-8 × 2-4 cm, base rounded, apex acute; petiole-like base and tubular sheath reddish brown, 1.5-2.5 cm. Peduncle pale reddish brown, 3-10 cm, pubescent, with 4-7 sterile bracts; rachis 3-10 cm, subdensely many flowered, secund; floral bracts green, reddish brown at base, lanceolate to ovate-lanceolate, ca. 8 × 3.5 mm, margin lacerate-fimbriate at base, apex acuminate. Flowers opening weakly, pale green to white, subglobose, small; pedicel and ovary cylindric-fusiform, 5-5.5 mm, glabrous. Sepals glabrous, 1-veined; dorsal sepal ovate to ovate-oblong, 3-4 × 1.5-3 mm, concave, apex obtuse or acute; lateral sepals ovate to broadly ovate-oblong, oblique, 3-4 × 2-3 mm, apex acute. Petals rhombic, oblique, 3.2-3.5 × 1.4-2 mm, 1-veined, apex obtuse; lip ovate, 3-3.5 × ca. 3.5 mm; hypochile concave-saccate, inside papillose; epichile ligulate, cymbiform, ca. 1 mm, apex obtuse, not recurved. Column yellowish white, ca. 1.5 mm; anther ovoid; rostellum short, remnant shallowly bifid. Fl. May-Jun. 2n = 28, 40.
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