Small to large shrub with dark green ovate-dentate leaves. Flowers large, usually red; epicalyx bracts c. 1 cm long; petals erect to spreading; staminal tube longer than petals. Capsule subglobose. Seeds sparsely pilose.
Range
Cultivated as an ornamental at least in N1 and S2 unknown in a wild state and possibly an ancient hybrid, now much planted throughout the tropics and subtropics, and indoors in temperate areas.
