X. Jin-zhuang

The early Devonian posongchong flora of Yunnan : a contribution to an understanding of the evolution and early diversification of vascular plants

Hao Shougang, X. Jin-zhuang, 2013 .

A New Lycopsid, Zhenglia radiata gen. et sp. nov., from the Lower Devonian Posongchong Formation of Southeastern Yunnan, China, and Its Evolutionary Significance

Deming Wang, Shougang Hao, Wang Qi, 2006 .