Iris may be rhizomatous or bulbous perennials, with narrowly leaves and erect stems bearing flowers with 3 large spreading or pendent fall petals, alternating with 3 erect, often smaller, standard petals, in late winter, spring or early summer
Miniature Tall Bearded irises are rhizomatous perennials to 65cm tall, with flowers to just 8cm across, bearded on the falls, in spring or early summer
'Welch's Reward' is a compact perennial to 50cm, with up to 7 flowers, the standards pale, creamy-yellow with a deeper sheen, the falls dark red edged with light yellow