]> A barcode-01126728 China Xizang (Tibet) Zuogong (Zogang) Xian. S of the city of Zuogong (Zogang) along the Yu Qu (Yu River; often Yuqu He on Chinese maps) on road Y563 at kilometer marker 19. Rubia sylvatica (Maximowicz) Nakai (Maximowicz) Nakai 2023-04-18 07:20:58 D. E. Boufford, B. Bartholomew, D. A. Eaton, Xin Hui Li, R. H. Ree, B. Xu, J. P. Yue, J. W. Zhang & X. X. Zhu