Herbs, terrestrial. Leaves 3 or 4; petiole sheathlike, short, not articulate; blade elliptic to ovate, 15-20 × 7-10 cm, base decurrent into petiole, apex acuminate. Inflorescence 25-37 cm, usually conspicuously exceeding leaves; rachis densely many flowered; floral bracts lanceolate, very small. Flowers yellowish green; pedicel and ovary 8-10 mm. Sepals lanceolate, ca. 7 mm, 3-veined, apex obtuse; lateral sepals slightly oblique. Petals sublinear, ca. 6.5 mm, 1-veined; lip oblong, ca. 7 × 3 mm, toward base slightly narrowed, recurved, with 2 basal calli, apex subtruncate and mucronate. Column slightly arcuate, ca. 4 mm; ovary with 6 undulate wings. Fl. unknown.
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