Cun-Feng Zhao,^1,2 Myounghai Kwak,³ Qiao-Ping Xiang<sup>2,*

1</sup>2State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of
²3University of Chinese Academy of Sciences, Beijing 100049, People’s Republic of China
³4Plant Resources Division, National Institute of Biological Resources, Incheon 404-708, Republic of

^*Author for correspondence: qpxiang@ibcas.ac.cn