支柱拳参(原变种) zhi zhu quan shen (yuan bian zhong)

Bistorta franchetiana V. Petrov; B. majanthemifolia V. Petrov; B. suffulta (Maximowicz) H. Gross; ?Polygonum constans Cummins; P. limprichtii Lingelsheim; P. majanthemifolium (V. Petrov) Steward; P. marretii H. Léveillé.

Inflorescence dense.

Slopes, forests, ditches; 1300-4000 m. Anhui, Gansu, Guizhou, Hebei, Hubei, Hunan, Jiangxi, Ningxia, Qinghai, Shaanxi, ?Shandong, Shanxi, Sichuan, Xizang, Yunnan, Zhejiang [Japan, Korea].