Polygonum tataricum Wall. ex D. Don, Prodr. Fl. Nep. 72. 1825; Polygonum tortuosum var. spicatum Hook.f., Fl. Brit. Ind. 5: 52. 1886; R. R. Stewart, Ann. Cat. Vasc. Pl. W. Pak. & Kashm. 210. 1972.

Type: Nepal, Wallich (K!) Iso (W).

Grows on stony ground, along streams and slopes between 3000-4700 m; Distribution: Afghanistan(?), Pakistan, India, Nepal, Bhutan, Xizang and China.