Bangladesh, Bhutan, China, India, Myanmar, Nepal, Pakistan
Dry tropical biome.
Annual or perennial herb or shrub reaching 0.5-3 m
Erect or spreading, hairy.
Alternate, simple, ovate to rhombic (diamond-shaped) with pointed tips and serrated margins. Leaves are hairy on both surfaces and 2-7.5 cm (0.8-3 inches) long.
Yellow with five petals, solitary or clustered in leaf axils.
Small, segmented capsules containing numerous, kidney-shaped seeds.
Flowering: Summer.