]> A barcode-00970674 China Sichuan NE of the city of Hongyuan on road to Ruoergai Xian (highway S209), just E of Waqie Xiang. Persicaria hydropiper (Linnaeus) Spach (Linnaeus) Spach 2022-08-30 11:20:53 D. E. Boufford, K. Fujikawa, S. L. Kelley, R. H. Ree, Bo Xu, D. C. Zhang, J. W. Zhang, T. C. Zhang & W. D. Zhu