1. Chicago Botanic Garden 1000 Lake Cook Road Glencoe IL60647USA
2. Rocky Mountain Biological Laboratory P.O. Box 519 Crested Butte CO81224USA
3. Plant Biology and Conservation Northwestern University Evanston IL60208USA
4. Department of Ecology Montana State University Bozeman MT59717USA
5. Biometry and Environmental System Analysis Albert‐Ludwigs‐Universität Freiburg Tennenbacherstr. 4 Freiburg im Breisgau79106Germany
6. Department of Ecology and Evolutionary Biology University of Colorado Boulder CO80309USA
7. Institute of Biology Martin Luther University Halle‐Wittenberg Am Kirchtor 1 Halle (Saale)06108Germany
8. Department of Community Ecology Helmholtz Centre for Environmental Research‐UFZ Theodor‐Lieser‐Straße 4 Halle (Saale)06120Germany
9. German Centre for Integrative Biodiversity Research (iDiv) Halle‐Jena‐Leipzig Deutscher Platz 5e Leipzig04103Germany
10. Ecological Networks Department of Biology Technische Universität Darmstadt Schnittspahnstr. 3 Darmstadt64287Germany
11. Freiburg Institute for Advanced Studies Universität Freiburg Freiburg im Breisgau79104Germany
12. College of Agriculture Henan University of Science and Technology Luoyang471003China
13. Institute of Biodiversity Friedrich Schiller University Jena Jena Germany
14. Centre for Ecology and Conservation College of Life and Environmental Sciences University of Exeter Cornwall Campus, PenrynTR10 9FEUK
15. Department of Ecology, Evolution, and Natural Resources Rutgers University 14 College Farm Rd New Brunswick NJ08901USA
16. Argentine Institute for Dryland Research CONICETNational University of Cuyo Av. Ruiz Leal s/n Mendoza5500Argentina
17. Faculty of Exact and Natural Sciences National University of Cuyo Padre Jorge Contreras 1300 MendozaM5502JMAArgentina