(name from the Greek, of no particu lar application). Iriddcew. About 20 Cape and Trop. African cormous plants, with linear or sword-shaped lvs. and bright fls. in 2-sided spikes. Perianth long tubular, curved, dilated above, the uppermost segments largest: stamens3: style branched: ovary 3-loculed. Cult. the same as gladioli, being taken up in the fall. The tubers are often started in a frame or in the house before planting in the open. See Baker, Irideaa.