Perennial herb from a bulb. Leaves several, to 15 cm long, broadly linear-tapering, sheathing, grooved above, keeled. Inflorescence to 40 cm. Flowers numerous, to 2 cm long; late winter to spring. Tepals pale green-yellow with a green midvein, outer 3 anthers sterile.
A. nelsonii N.E. Br. from South Africa is a perennial herb from a bulb. Leaves several, to 120 cm long, broadly linear-tapering, sheathing, grooved above, keeled. Inflorescence to 1.5 m. Flowers several, to 4 cm long; early summer. Tepals white with a green or red midvein, anthers all fertile.
Source: (2005). Hyacinthaceae. In: . Horticultural Flora of South-eastern Australia. Volume 5. Flowering plants. Monocotyledons. The identification of garden and cultivated plants. University of New South Wales Press.