Description from Flora of China
Herbs perennial, to 1.5 m tall. Leaves alternate, 1-pinnately compound, not clustered at stem base, ca. 15 cm; leaflets 5-11, ovate-lanceolate, 3-5 X 1.5-2 cm, pale green and glabrous abaxially, dark green and pubescent adaxially, base broadly cuneate, unequal, margin serrate, apex long acuminate. Inflorescences racemose; bracts subulate, ca. 3 mm; bractlets less than 1.5 mm. Calyx campanulate, 5-8 mm; teeth subulate, 1-4 mm, base subtriangular, not enlarged into glands. Corolla pale red or purple-red, campanulate-funnelform, ca. 4 X 2 cm; tube 1.8-2.2 cm. Stamens adherent; anthers divergent. Capsule linear, terete, leathery, ca. 20 cm. Seeds numerous, minute, acute and filiform pubescent at both ends. Fl. Mar-Jul, fr. Sep-Dec.
Slopes, thickets; 1400-2700(-3400) m. Gansu, W and NW Guizhou, SW Sichuan, Xizang, N Yunnan [India, Nepal].