Saprophytic, leafless, perennial herb with thickened rhizome, 60-100 cm tall. Rhizomes oblong, fleshy, 10-18 cm long, 3.5 cm in diameter. Stems yellowish brown, simple, erect, loosely scaly. Inflorescence loose racemes, erect, bracteate, 10-30 cm long, many-flowered; bracts lanceolate to linear-oblong, 7-12 mm long, 2 mm wide. Flowers yellowish brown; sepals and petals connate; perianth tube broadly ovoid, oblique at mouth, 7-8 mm long, inflated at base. |