Plants ca. 16 cm. Rootstock tuberous, narrowly ellipsoid, ca. 2 cm. Stem erect, 1-or 2-leaved. Leaves basal, oblong, ca. 3 × 1 cm, apex acute. Peduncle slender, with 1 small bract; rachis ca. 6 cm, 8-or 9-flowered; floral bracts lanceolate, ca. 8 mm. Flowers green; pedicel and ovary cylindric, ca. 5 mm. Dorsal sepal forming a hood with petals, narrowly ovate, ca. 2.6 × 1.7 mm, glabrous, 1-veined, apex obtuse; lateral sepals slightly reflexed, narrowly ovate, oblique, ca. 2.6 × 1.3 mm, glabrous, 1-veined, apex obtuse. Petals deltoid, oblique, ca. 2.8 × 1.6 mm, 2-veined, apex obtuse; lip slightly deflexed, narrowly triangular, ca. 3.6 × 1.6 mm, entire, apex obtuse; spur clavate, ca. 2.2 mm. Column ca. 1.3 × 0.5 mm; anther locules nearly parallel; connective narrow; pollinia ca. 1 mm, with short caudicles and oblong-lanceolate viscidia; rostellum well developed, protruding; stigma lobes confluent, triangular, flat. Fl. Aug.
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