Description from Flora of China
Urena chinensis Osbeck, Dagb. Ostind. Resa, 225. 1757.
Herbs subshrublike, to 2 m tall. Petiole gray-yellow stellate; leaf blade abaxially gray-yellow villous and stellate puberulent, long scabrous along veins, adaxially sparsely long stellate hairy or subglabrous, margin serrate; blades on proximal part of stem ovate or suborbicular, usually 3-5-lobed, those on distal part of stem ovate. Epicalyx nearly as long as or slightly longer than sepals, stellate villous. Petals 1.2-1.5 cm.
● Anhui, Fujian, Guangdong, Hunan, Jiangxi, Sichuan, Yunnan.