Description from Flora of China
Plants terrestrial, 15-18 cm tall. Rhizome slender, few noded. Stem ascending, ca. 3 cm, 3- or 4-leaved. Leaves spaced along stem, green, without white markings, ovate, 1.5-2 × 1-1.5 cm, base rounded, apex acute; petiole-like base and tubular sheath 0.4-0.8 cm. Peduncle green, 7-10 cm, pubescent, with 3 or 4 sterile bracts; rachis 3.5-6 cm, subdensely 12-18-flowered; floral bracts lanceolate, exceeding ovary, pubescent. Flowers opening weakly, white, small; pedicel and ovary green, fusiform, 3-4 mm, pubescent. Sepals pubescent on outer surface, 1-veined; dorsal sepal ovate, ca. 3 × 2 mm, apex obtuse; lateral sepals elliptic, oblique, ca. 3.5 × 1.5 mm, apex acute. Petals ovate-elliptic, ca. 3 × 3 mm, 1-veined; lip subglobose, ca. 3 mm; hypochile concave-saccate, glabrous, with 3 ridges inside; epichile very short, apex obtuse, not recurved. Column 2-2.5 mm; anther ovoid; rostellum remnant shallowly bifid. Fl. Aug.
● Damp places in Abies forests; ca. 2700 m. W Sichuan.