]> [author note: Herbarium and types: PE (orig.); A, E, NAS, NY, S, W] [collector note: Chihli, Kansu, Chekiang, Shantung, Yunnan; A, IBSC] Botany Liou, Tchen-ngo Liou, Tchen-ngo T. N. Liou Liou Liou, Tchen-ngo, et alia Tchen-ngo Liou 1898 1975