Herbs, 50-80(-100) cm tall. Rootstock horizontal, flagellate or moniliform. Stem straight, glabrous. Leaves 3-5, verticillate at apex of stem, palmately compound; petiole base without stipule or stipulelike appendages; leaflets 5, obovate-elliptic to narrowly elliptic, 5-18 × 2-6.5 cm, membranous, both surfaces sparsely setose on veins, base broadly cuneate to subrounded, margin serrulate or biserrate, apex acuminate or long acuminate. Inflorescence a solitary, terminal umbel 50-80(or more)-flowered; peduncle 12-21 cm, glabrous or slightly pubescent; pedicels 7-12 mm. Filaments shorter than petals. Ovary 2-5-carpellate; styles 2-5, united to middle. Fruit red, subglobose, 5-7 mm in diam.; seeds 2-5, white, triangular-ovoid, 3-5 × 2-4 mm. Fl. May-Jun, fr. Jul-Sep.
Forests, forests in valleys; 1200-3600 m. S Anhui, N Fujian, Gansu, Guangxi, Guizhou, Henan, Hubei, Hunan, Jiangxi, Shaanxi, Shanxi, Sichuan, Xizang, Yunnan, Zhejiang [Bhutan, N India, Japan, Korea, Myanmar, Nepal, NE Thailand, Vietnam].
All four varieties are used medicinally.
