Terrestrial herb, geophyte, 0.08-0.35 m high. Leaves many, imbricate, linear-lanceolate, 50-140 mm long. Inflorescence slender, cylindrical, 29-180 mm long; bracts as tall as or overtopping the flowers. Flowers many, dull green petals, sepals rusty red. Sepals: median sepal shallowly galeate, oblong, obtuse, 3-5 mm long; spur triangular, constricted at base, 2-3 mm long; lateral sepals patent, oblong-ovate, subobtuse, 3-5 mm long. Petals narrowly oblong, rounded, 2.5-5.0 mm long. Lip pendent, narrowly oblong to oblanceolate, 2.5-5.0 mm long, apex fleshy. Anther pendent; stigma horizontal; rostellum with deep notch. Flowering time Sept.-Dec., mostly Oct.
Slender, tuberous geophyte to 20 cm. Leaves linear-lanceolate, imbricate. Flowers many in a dense, slender raceme, petals and lip dull green, sepals rusty red to green, spur constricted at base, 2-3 mm long, lateral sepals oblong-ovate, 3-5 mm long.