1. The Natural History Museum, UK
2. University of Camerino, Italy
3. University of Zagreb, Croatia
4. CSIR-National Botanical Research Institute, India
5. Botanical Garden-Institute, Russia
6. W. Szafer Institute of Botany, Polish Academy of Sciences, Kraków, Poland
7. Universidad Técnica Particular de Loja, Ecuador
8. Institute of Industrial Ecology Problems of the North of the Kola Science Center of RAS, Russia
9. Polar-Alpine Botanical Garden-Institute of the Kola Science Center of RAS, Russia
10. New York Botanical Garden, USA
11. Universidade de Lisboa, Portugal
12. University of Pécs, Hungary
13. Natural History Museum of Denmark, Botanical Museum, Denmark
14. University of Helsinki, Finland
15. Berlin, Germany
16. M.V. Lomonosov Moscow State University, Russia
17. Universidade dos Açores, Portugal
18. Museum National d'Histoire Naturelle, France
19. Data-Analyse Ecology, Diever, The Netherlands
20. Swedish University of Agricultural Sciences, Sweden
21. Institute of Botany, Lithuania
22. Swiss Federal Research Institute WSL, Switzerland
23. Pontificia Universidad Católica de Valparaíso, Chile
24. CNRS UMR 6553, Université de Rennes 1, France
25. Freiberg, Germany
26. Komarov Botanical Institute, Russia
27. Szent István University, Hungary
28. Botanic Garden Soroksár, Hungary
29. Dreumel, The Netherlands
30. Jagiellonian University, Poland
31. Los Avellanos, Chile
32. National Academy of Sciences, Ukraine
33. Instituto de Botânica, Brazil
34. University of Ostrava, Czech Republic
35. Biology and Biotechnologies University of Perugia, Italy
36. Universitat de València, Spain
37. BioRes, Hungary
38. Muséum National D'Histoire Naturelle, France
39. Universidad Autónoma de Chiriquí, Panamá
40. University of Belgrade, Serbia
41. Universidade Federal do Paraná, Brazil
42. Institute of Biology Bucharest of Romanian Academy, Romania