]> A barcode-00237901 China Sichuan Dujiangyan Municipality (formerly Guan Xian); vicinity of Sanwangmiao on Zhaogong Mt. Polygonum amplexicaule D. Don D. Don 2010-08-16 16:37:20 D. E. Boufford, B. Bartholomew, G. Li & G. H. Zhu