Erect terrestrial herbs up to about 6 dm. tall. Stems short, cormous, bifoliate, covered with the scarious bases of the petioles and bracts. Leaves 8-18 cm. long and 3-12 cm. broad, ovate-lanceolate to broadly ovate or suborbicular, acute or acuminate, membranaceous, paired, reaching to about-the middle of the scape, their petioles sheathing the lower part of the peduncle. Inflorescence a short, many-flowered, subumbellate raceme. Dorsal sepal 4.5-6 mm. long and 1.5-2.5 mm.: broad, lanceolate-ligulate to elliptic, obtuse. Lateral sepals 3-5 mm. long and together up to 6 mm. broad, connate to the middle or beyond or free to the base, suborbicular in outline or separately lanceolate-ovate, obtuse. Petals 2-4 mm. long, filiform. Lip 3.5-5 mm. long and 3.5-7 mm. broad, orbicular to transversely oblotg-oval, concave toward the base.
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