Terrestrial herb, slender, geophyte, with root tubers, 0.08-0.25 m high. Leaves linear, grass-like, 10-30, the lower 4-20 radical, 30-100 x 2-9 mm, narrowly oblanceolate; upper leaves smaller grading into floral bracts. Inflorescence dense, nodding, 20-40 mm long; flowers many, 3 mm in diam., not resupinate, yellow. Sepals subequal, 2.5-3.5 mm long. Petals 1.5-2.0 mm long. Lip with central lobe, 1 mm long, lateral lobes 0.3 mm long, spur cylindrical, 0.3 mm long, calli absent. Flowering time Jan., Feb.