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Basal leaves appressed to the ground, the larger up to 6 × 6 cm, dark green, glabrous, ± orbicular, apiculate; the lowermost stem leaves loosely sheathing, the rest up to 2 cm long, lanceolate, acute, pale green, appressed to stem.
Petals 2-lobed to 1 mm from base; posterior lobe 8 × 1 mm, linear, acute, adnate to dorsal sepal; anterior lobe 13 mm long, filiform, curving up.
Inflorescence compact, c. 3.5 × 3.5 cm, more or less pyramidal, densely c. 20-flowered; bracts 10 × 5 mm, lanceolate, acute.
Dorsal sepal erect, 8 × 6 mm, ovate, convex, acute; lateral sepals spreading, 8 × 4 mm, obliquely ovate, acuminate.
Terrestrial herb 15–25 cm tall; tubers c. 2 × 1 cm, ellipsoid, smooth.
Stem ribbed, with 2 basal leaves and 5–9 bract-like stem leaves.
Anther erect, c. 2 mm high; canals 2 mm long, upcurved.
Mid-lobe of rostellum narrowly triangular, 3 mm long.
Stigmas 4 mm long, club-shaped, lying along lip.
Flowers glistening white, spur greenish at tip.
Ovary and pedicel arched, 15 mm long.