About the Authors

Yi-Feng Yao

Affiliation State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing, China

Angela A. Bruch

Affiliation Heidelberg Academy of Sciences and Humanities, Research Centre ‘‘The Role of Culture in Early Expansions of Humans” at Senckenberg Research Institute, Frankfurt am Main, Germany

Ye-Ming Cheng

Affiliation Geological Museum of China, Beijing, China

Volker Mosbrugger

Affiliation Senckenberg Research Institute, Frankfurt am Main, Germany

Yu-Fei Wang

Affiliation State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing, China

Cheng-Sen Li

lics@ibcas.ac.cn

Affiliation State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing, China

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: Y-FY C-SL. Performed the experiments: Y-FY. Analyzed the data: Y-FY AAB VM Y-FW C-SL. Contributed reagents/materials/analysis tools: Y-FY Y-MC. Wrote the paper: Y-FY.