●Foreword
●1.Introduction
●2.Localities and Research History of Early Vascular Plants in Yunnan Province
●2.1 Localities
●2.2 Previous studies and main achievements
●2.2.1 TheXujiachongflorain Qujing
●2.2.2 The ongchong flora in Wenshan
●3.Stratigraphy and Sedimentary Environments
●3.1 Geological setting
●3.1.1 Geological setting ofYunnan Province
●3.1.2 LowerDevonian strataintheWenshan area
●3.l.3 LowerDevonian ongchongFormation
●3.1.4 Geological age of the ongchong Formation
●3.2 ongchong FormNion at the Zhichang section
●3.2.1 Description ofthe ongchongFormation
●3.2.2 Simplified description of the ongchong Formation at the Zhichang section
●3.3 Deposition.plant taphonomy.and the Early Devonian terrestrial environment
●3.3.1 Sedimentary environment and fossil preservation within eighth layer of ongchong Formation at the Zhichang section
●3.3.2 Sedimentary environment and fossil preservation within sixth layer of ongchong Formation at the Changputang section
●3.3.3 Discussion
●部分目錄