Greek anomos – irregular, and theca – case; referring to the papillose fruit of the type species.
Perennial herbs, dormant in summer. Corm conical with rounded base, fibrous tunic. Leaves basal, flat, with midvein. Spike 1-sided, zig-zag. Flowers sessile, bilaterally symmetrical with a narrow straight perianth tube. Anthers grouped at top of tube. Style branches 3, cylindrical, each deeply bifid, recurved. Capsule papillose.
A. fistulosa (Klatt) Goldblatt and A. grandiflora Baker are uncommon, and not described here.
Small plants with one-sided spike of narrow tubular flowers.
Offsets or seed.
45 species in southern Africa.
Source: (2005). Iridaceae. 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.