峨眉矮桦
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        Betula potaninii Batal. var. trichogemma Hu ex P. C. Li in Acta Phytotax. Sin. 17(1): 91. 1979. Lectotype(designated by Q. Lin & al. in Acta Bot. Boreal.-Occident. Sin. 27: 1248. 2007.): China. Sichuan: Emei, Emeishan,1938-10-20, T. N. Liou 10530.    （本文共 251 字 , 1 张图 ）    [阅读本文] >>