Rootstock and rhizome short. Flowering stem up to 110-200 cm. Lower stem leaves long-petiolate, 2-3 ternate, 75-90 cm x 45-55 cm, upper leaves smaller. Inflorescence cymose, to 70 cm long. Flowers white, minute, abundant. V - mid Spring to late Autumn. Fl - July-August for 3-4 weeks. Fr - September-October. P - by seed or division. Shade-tolerant. Z 4 (3).

Siberia (eastern Dahuria), the Far East (western and southern regions), eastern Mongolia, and northeastern China. Forests edges and shrub groves.