ACKNOWLEDGEMENTS
We thank the staff of the Guilin Botanical Garden for their contribution
in the field. This study was supported by the National Natural Science
Foundation of China (No.31870514; 32170492); Guangxi Natural Science
Foundation (No.2019GXNSFD- A245021); Doctoral startup fund of Guangxi
Normal University for Nationalities (No. 2021BS002); The fourth batch of
characteristic discipline construction projects in Ethnic Colleges and
universities approved by the Department of education of Guangxi Zhuang
Autonomous Region (Ethnic Ecology). The basic ability enhancement
program for young and middle-aged teachers of Guangxi university
(2020KY20017). The funders had no role in study design, data collection
and analysis, decision to publish, or preparation of the manuscript.