1. Universitat Autònoma de Barcelona Cerdanyola del Vallès 08193 Spain
2. Centre for Ecological Research and Forestry Applications (CREAF) Cerdanyola del Vallès 08193 Spain
3. UMR CNRS 7058 'Ecologie et Dynamique des Systèmes Anthropisés' (EDYSAN) Université de Picardie Jules Verne Amiens 80037 France
4. Department of Biological Sciences Louisiana State University Baton Rouge LA 70803 USA
5. Center for Computation and Technology Louisiana State University Baton Rouge LA 70808 USA
6. Forest & Nature Lab Ghent University Melle‐Gontrode B‐9090 Belgium
7. Institute of Ecology and Evolution, Friedrich Schiller University Jena Jena 07743 Germany
8. German Centre for Integrative Biodiversity Research (iDiv) Halle‐Jena‐Leipzig Leipzig 04103 Germany
9. Department of Vegetation Ecology Institute of Botany, Czech Academy of Sciences Brno 60200 Czech Republic
10. Institute of Ecology, University of Bremen Bremen 28334 Germany
11. Environment Agency Austria, Ecosystem Research and Environmental Information Management Vienna 1090 Austria
12. Institute of Biology University of Rzeszów Rzeszów 35601 Poland
13. Department of Botany, Faculty of Science Palacký University in Olomouc Olomouc 78371 Czech Republic
14. General Botany Institute for Biochemistry and Biology, University of Potsdam Potsdam 14469 Germany
15. Białowieża Geobotanical Station, Faculty of Biology University of Warsaw Białowieża 17230 Poland
16. Institute of Botany of the Czech Academy of Sciences Průhonice 25243 Czech Republic
17. Faculty of Forestry and Wood Sciences Czech University of Life Sciences Prague Praha 16521 Czech Republic
18. Faculty of Forestry Technical University in Zvolen Zvolen 96001 Slovakia
19. National Forest Centre Zvolen 96001 Slovakia
20. Leibniz Centre for Agricultural Landscape Research (ZALF) Müncheberg 15374 Germany
21. Institute of Biology, Biotechnology and Environmental Protection, Faculty of Natural Sciences University of Silesia Katowice 40007 Poland
22. Faculty of Environmental Sciences Czech University of Life Sciences Prague Praha 16500 Czech Republic
23. Institute of Botany, Faculty of Biology, Jagiellonian University in Kraków Kraków 30387 Poland
24. Department of Botany, Faculty of Biological Sciences University of Wrocław Wrocław 50328 Poland
25. Department of Silviculture and Forest Ecology of the Temperate Zones Georg‐August‐University Göttingen Göttingen 37077 Germany
26. Department of Plant Systematics, Ecology and Theoretical Biology Institute of Biology, ELTE Eötvös Loránd University Budapest H‐1117 Hungary
27. Museum of Natural History, Faculty of Biological Sciences University of Wrocław Wrocław 50335 Poland
28. HUN‐REN–UD Biodiversity and Ecosystem Services Research Group Debrecen 4032 Hungary
29. Department of Botany University of Wisconsin‐Madison Madison WI 53706 USA
30. Department of Botany and Zoology, Faculty of Science Masaryk University Brno 61137 Czech Republic