Leaves subterete, 5-50 cm long, 1-5 mm wide, grey-green. Scape 10-85 cm tall, slightly curved, red-brown with sparse plumose hairs becoming more dense near inflorescence. Floral hairs uniformly green or yellow-green. Perianth falcate, 48-75 mm long, 7-14 mm wide at insertion of outer filaments, 4.5-12 mm wide at narrowest point above middle; margins parallel or slightly constricted above middle; lobes 7-12 mm long, reflexed. Stamens biseriate, the outer pair lower than other 4; anthers 3-7.5 mm long; filaments 1.5-5.5 mm long. Style 40-75 mm long. Seeds 0.5-1.5 mm long, grey-brown.