1. State Key Laboratory of Vegetation and Environmental Change Institute of Botany, The Chinese Academy of Sciences Beijing China
2. University of Chinese Academy of Sciences Beijing China
3. Department of Biology University of Copenhagen Copenhagen Denmark
4. Key Laboratory of Vegetation Restoration and Management of Degraded Ecosystems South China Botanical Garden, Chinese Academy of Sciences Guangzhou China
5. School of Life Sciences Hebei University Baoding China
6. College of Grassland, Resources and Environment Inner Mongolia Agricultural University Hohhot China
7. Grassland College Shanxi Agriculture University Taigu China
8. Erguna Forest‐Steppe Ecotone Research Station, CAS Key Laboratory of Forest Ecology and Management Institute of Applied Ecology, Chinese Academy of Sciences Shenyang China
9. College of Ecology and Environment Hainan University Haikou China