1. Department of Life Sciences, The Natural History Museum, London, UK
2. Department of Biology, The Chechen State University, Groznyy, Russia
3. NIBIO, Ås, Norway
4. W. Szafer Institute of Botany, Polish Academy of Sciences, Kraków, Poland
5. Carrera de Ingeniería Agroindustrial y Alimentos., Universidad de Las Américas, Quito, Ecuador
6. Departamento de Biología Vegetal (Botánica), Universidad de Murcia, Murcia, Spain
7. Komarov Botanical Institute of the Russian Academy of Sciences, St. Petersburg, Russia
8. Department of Earth, Environment and Life Sciences (DISTAV), University of Genoa, Genoa, Italy
9. Valle de San Pedro, Quillota, Chile
10. Institute of Biology, Komi Scientific Centre, Ural Branch of RAS, Syktyvkar, Russia
11. Departamento de Biodiversidad, Ecología y Evolución, Universidad Complutense de Madrid, Madrid, Spain
12. Donceel, Belgium
13. Department of Natural History, NTNU University Museum, Norwegian University of Science and Technology, Trondheim, Norway
14. Department of Botany, Swedish Museum of Natural History, Stockholm, Sweden
15. Oslo, Norway
16. Nature Research Centre, Vilnius, Lithuania
17. Biyoloji Bölümü, Aydın Adnan Menderes Üniversitesi, Kepez-Aydın, Turkey
18. Polar-Alpine Botanical Garden-Institute of the Kola Science Center of RAS, Kirovsk, Russia
19. Institute of Technology and Life Sciences, Falenty, Poland
20. Institute of Botany, University of Natural Resources and Life Sciences, Vienna, Austria
21. Institut für Biologie, Systematische Botanik und Pflanzengeographie, Freie Universität Berlin, Berlin, Germany
22. Department of Plant Ecology and Geobotany, St. Petersburg State University, St. Petersburg, Russia
23. Instituto de Biología, Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile
24. CNRS UMR 6553, Université de Rennes 1, Paimpont, France
25. Institute of Biology, Karelian Research Centre of the Russian Academy of Sciences, Petrozavodsk, Russia
26. Central Siberian Botanical Garden, Novosibirsk, Russia
27. Department of Biology and Ecology, University of Ostrava, Ostrava, Czech Republic
28. Faculty of Biology, Lomonosov Moscow State University, Moscow, Russia
29. Department of Biological, Geological and Environmental Biology, University of Catania, Catania, Italy
30. Department of Pharmaceutical Botany, Medical University of Silesia in Katowice, Sosnowiec, Poland
31. Institute of Biology Bucharest of Romanian Academy, Bucharest, Romania
32. Pieniny National Park, Krościenko nad Dunajcem, Poland
33. University of Silesia in Katowice, Katowice, Poland
34. College of Life and Environmental Sciences, Shanghai Normal University, Shanghai Shi, People’s Republic of China