Bulb is spherical, 5 to 9 cm in diameter.
20 to 30 leafs, pluriseriate, thin, linear, 0.9 m to 1.2 m in length, 7 cm to 10 cm in width, apex acuminate and with mucro, with sinuous margin, light green.
Scape erect, applanate, reaches 90 cm in length, 7 mm in diameter; triangle phyllary, 8cm to 10cm in length; umbel consisted of about 10 to 20 flowers, balmy in the evening; pedicel 1.2 to
2.5 cm; floral tube 7 cm to 10 cm, green white; white floral envelope lobe, linear,
6 cm to 8 cm in length; stamen pink, filamen 4 cm to 5 cm in length, anther linear, acumate at the tip, 12 to 20 mm in length; ovary fusiform, less then 2 cm in length.
Close to spherical, 3 cm to 5 cm in diameter; always with 1 seed.
The leaves and root are employed as traditional Chinese medicine.