Description from
Flora of China
Leaflets (3--)5--7, linear to linear-lanceolate, 3--7 × 0.3--1 cm, more than 5 × as long as wide, base cuneate, margin entire, apex acute to acuminate. Fl. May--Jun, fr. Aug--Oct.
* Edge of forests in alpine areas, scrub by streams; 1300--2700 m. W Sichuan.