]> A barcode-00571779 China Xizang (Tibet) Riwoqe Xian: Road from Changdu (Chamdo) to Nangqen, Qinghai, along Lancang Jiang (Ge Que or Ge River), then W along tributary of Lancang Jiang on road to Riwoqe via Machala coal mine Trigonella archiducis-nicolai (Sirjaev) Vassilczenko (Sirjaev) Vassilczenko 2015-08-18 06:48:01 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