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作 者 ：Xiao-Qing Liang^1,2, David K. Ferguson³, Tao Su¹, and Zhe-Kun Zhou^1,4*

期 刊 ：Journal of Systematics and Evolution 2016年 3期

Keywords:Middle Miocene, palaeobotany, Populus, Salicaceae, southwest China,

Abstract:

Today southern Yunnan, SW China, has a tropical or subtropical climate and seasonal rainforests. In the past, some temperate elements were also present. In this paper, a new species of 

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