Plants ca. 33 cm tall. Rhizome 5-6 mm in diam., fleshy. Stem tinged with white, black when fruiting, slender, with 4 sheaths below middle; sheaths tubular, 5-7 mm, membranous, amplexicaul. Raceme terminal, 4-5 cm, 3-7-flowered; floral bracts ovate to ovate-lanceolate, 2.5-3 mm; pedicel and ovary 1.4-2 cm, slender; calyculus 0.8-1 mm tall, ca. 1 mm wide, 6-toothed. Sepals oblanceolate, 11-14 × 2-2.5 mm, apex obtuse. Petals similar to sepals; lip base clawed, canaliculate claw connate to column along margin forming a tube; tube 3.5-4 mm; distal free part nearly obovate or obovate-lanceolate, 8-9 mm, 3-lobed; lateral lobes subovate; mid-lobe broadly elliptic or orbicular, ca. 3 × 4 mm, adaxially densely barbate-villous, margin crisped and erose; disk barbate-villous. Column 7-10 mm, apex slightly dilated. Capsule erect, cylindric, 2-4 cm. Fl. May-Jul.