1. Forest & Nature Lab Department of Environment Ghent University Melle‐Gontrode Belgium
2. School of Biological Sciences The University of Western Australia Crawley WA Australia
3. Institute of Ecology and Evolution Friedrich Schiller University Jena Jena Germany
4. Faculty of Biology University of Latvia Riga Latvia
5. Southern Swedish Forest Research Centre Swedish University of Agricultural Sciences Alnarp Sweden
6. Ecologie et Dynamique des Systèmes Anthropisés (EDYSAN, UMR 7058 CNRS) Jules Verne University of Picardie Amiens France
7. Forest Ecology and Forest Management Group Wageningen University Wageningen The Netherlands
8. Institute of Ecology Leuphana University of Lüneburg Lüneburg Germany
9. Institute of Botany Czech Academy of Sciences Průhonice Czech Republic
10. Department of Botany Faculty of Science Palacký University in Olomouc Olomouc Czech Republic
11. General Botany Institute of Biochemistry and Biology University of Potsdam Potsdam Germany
12. Silviculture and Forest Ecology of the Temperate Zones University of Göttingen Göttingen Germany
13. Białowieża Geobotanical Station Faculty of Biology University of Warsaw Białowieża Poland
14. Department of Plant Sciences University of Oxford Oxford UK
15. Faculty of Forestry and Wood Sciences Czech University of Life Sciences Prague Prague Czech Republic
16. Faculty of Forestry Technical University Zvolen Slovakia
17. National Forest Centre Zvolen Slovakia
18. Leibniz‐ZALF e.V. Müncheberg Müncheberg Germany