]> A barcode-00280068 China Sichuan Between Sandui and Litang, SW of Haizi Shan. Berberis difficilis Harber Harber 2020-07-06 10:12:21 D. E. Boufford, B. Bartholomew, C. Y. Chen, M. J. Donoghue, R. H. Ree, H. Sun & S. K. Wu