Perennial geophyte, 0.4-0.5 m high. Leaves green at flowering, ± linear, 0.5-10 mm wide, keeled. Flowers 4-9, suberect; perianth narrowly tubular, slightly widening to throat, 60-70 mm long, yellow to orange, rarely greenish, tube much longer than segments; stamens visible in throat; stigma 3-lobed. Flowering time (Sept.-)Dec.