]> GH barcode-00238912 China Qinghai Xihalong Gou, between Jungong (Gyumgo) and Maqin (Maqên) on S side of the Huang He. Rheum pumilum Maximowicz Maximowicz 2010-08-16 16:37:34 T. N. Ho, B. Bartholomew & M. G. Gilbert