Princess flower, Tibouchina urvilleana, family Melastomataceae

''Tibouchina urvilleana'' is a species of flowering plant in the family Melastomataceae, native to Brazil. Growing to 3–6 m tall by 2–3 m wide, it is a sprawling evergreen shrub with longitudinally veined, dark green hairy leaves. Clusters of brilliant purple flowers up to 10 cm in diameter, with black stamens, are borne throughout summer and autumn.