Terrestrial, erect, 20-70 cm tall; pseudobulbs lacking. Leaves scattered along slender stems, linear-lanceolate, 6-14 cm long, l-2 cm wide, much reduced at base and apex of stems. Inflorescences terminal, subracemose, 4-20 cm long; flowers dense, pale green; pedicels very short; sepals to 1 cm long, the dorsal sepal ovate to suborbicular, concave, to 7 mm wide, broader than the laterals, the lateral sepals +/- lanceolate, acute to acuminate; petals +/- entire, slightly smaller than the sepals, lanceolate, +/- acute; lip +/- lanceolate, 6-8 mm long, ca 2 mm broad; spur at base of lip recurved, subclavate, to 1.3 cm long. Fruits sharply ribbed to winged, ca 17 mm long and 6 mm wide, the lower fourth hidden by the persistent bract. Kenoyer 249.