Description from Flora of China
Shrubs or small trees, 1.5-5 m tall, erect. Branchlets densely pubescent. Leaves 1-3(-5)-foliolate; petiole 1-3 cm; leaflets sessile, oblong, lanceolate, or obovate, abaxially densely gray tomentose, adaxially green and glabrous or subglabrous, base cuneate, margin entire, apex obtuse, veins ca. 8 pairs and slightly prominent on both surfaces; central or single leaflet 2.5-9 X 1.7-3 cm. Panicles 3-15 cm; peduncle densely gray tomentose. Calyx slightly 5-dentate, outside gray pubescent, inside glabrous. Corolla purplish to bluish purple, 6-10 mm, outside scaly white, pubescent at filament bases and on inside of lower lobe. Stamens exserted. Ovary glabrous, with or without glands. Style glabrous. Fruit black, subglobose, ca. 5 mm in diam. Fl. Apr-Aug, fr. Aug-Nov.
100-1700 m. Anhui, Fujian, Guangdong, Guangxi, Hebei, Jiangsu, Jiangxi, Liaoning, Shandong, Taiwan, Yunnan, Zhejiang [S and SE Asia, Australia, Pacific Islands]