Shrub or small evergreen or deciduous bushy tree to 8 m tall. Leaves 4-8 cm long, opposite, oval to oblong to obovate. Flowers 3.5-5 cm across, pink to pale purple or white. Fruits 1-1.3 cm long, spherical with persistent funnel-shaped calyx cup.
Ecology
Open grassy places, forest edges and on cliffs.
Distribution
Himalayas, China, Japan and Indochina.
Uses
Widely planted as ornamental bush for its attractive flowers.