1 Plant Ecology and Nature Conservation Group, Wageningen University, Wageningen, the Netherlands. fons.vanderplas@wur.nl.
2 Systematic Botany and Functional Biodiversity, Life Science, Leipzig University, Leipzig, Germany.
3 German Centre for Integrative Biodiversity Research Halle-Jena-Leipzig, Leipzig, Germany.
4 Terrestrial Ecology Research Group, School of Life Sciences Weihenstephan, Technical University of Munich, Munich, Germany.
5 Aquaculture and Fisheries Group, Wageningen University and Research Centre, Wageningen, the Netherlands.
6 Agroécologie, AgroSup Dijon, Institut National de la Recherche Agronomique, Université de Bourgogne, Université de Bourgogne Franche-Comté, Dijon, France.
8 Department of Experimental Plant Ecology, Institute for Water and Wetland Research, Radboud University Nijmegen, Nijmegen, the Netherlands.
9 Institute of Ecology and Evolution, University Jena, Jena, Germany.
10 Institute of Biology, Leipzig University, Leipzig, Germany.
11 Humboldt-Universität zu Berlin, Berlin, Germany.
12 Institute of Plant Sciences, University of Bern, Bern, Switzerland.
13 Max Planck Institute for Biogeochemistry, Jena, Germany.
14 Helmholtz Centre for Environmental Research, Leipzig, Germany.
15 Friedrich Schiller University Jena, Jena, Germany.
16 Geoecology, University of Tübingen, Tübingen, Germany.
17 Institute of Geography and Geoecology, Karlsruhe Institute of Technology, Karlsruhe, Germany.
18 Ecotron Européen de Montpellier, Centre National de la Recherche Scientifique, Montferrier-sur-Lez, France.
19 Centre d'Ecologie Fonctionnelle et Evolutive, Unité Mixte de Recherche 5175 (Centre National de la Recherche Scientifique-Université de Montpellier-Université Paul-Valéry Montpellier-Ecole Pratique des Hautes Etudes), Montpellier, France.
20 Plant Ecology and Nature Conservation Group, Wageningen University, Wageningen, the Netherlands.
21 Department of Evolutionary Biology and Environmental Studies, University of Zurich, Zurich, Switzerland.
22 UFZ, Helmholtz Centre for Environmental Research, Department Physiological Diversity, Leipzig, Germany.
23 Institute of Landscape Ecology, University of Münster, Münster, Germany.
24 Centre for Biodiversity Monitoring, Zoological Research Museum Alexander Koenig, Bonn, Germany.
25 Geobotany, Faculty of Biology, University of Freiburg, Freiburg, Germany.
26 Centre of Biodiversity and Sustainable Land Use, University of Göttingen, Göttingen, Germany.
27 J.F. Blumenbach Institute of Zoology and Anthropology, Animal Ecology, University of Göttingen, Göttingen, Germany.
28 Department of Geography, University of Zurich, Zurich, Switzerland.
29 Institute of Ecology, College of Urban and Environmental Sciences, Peking University, Beijing, China.
30 Leuphana University Lüneburg, Institute of Ecology, Lüneburg, Germany.
31 Agroecology, Department of Crop Sciences, University of Göttingen, Göttingen, Germany.