Irises and their relatives are lily-like plants related to the orchid and narcissus families, with whom they share a propensity for large, brightly colored, attractive flowers. Many have longlasting flowers-- Iris, Gladiolus , and Freesia are among the most important cut-flower crops in the world. The intricate flowers of the iris family are finely adapted for pollination by a variety of animals, including hummingbirds, sunbirds, beetles, butterflies,...