1. Department of Life Sciences, The Natural History Museum, Cromwell Road, London SW7 5BD, UK
2. Komarov Botanical Institute, St Petersburg, Russia
3. Department of Bioengineering, Munzur University, Tunceli, Turkey
4. Norwegian Institute of Bioeconomy Research, Division of Forest and Forest Resources, Bergen, Norway
5. Department of Botany, Kherson State University, Ukraine
6. Instituto de Botánica del Nordeste, Corrientes, Argentina
7. Department of Earth, Environment and Life Sciences (DISTAV), University of Genoa, Genoa, Italy
8. Berlin, Germany
9. Department of Biology, Niğde Ömer Halisdemir University, Niğde, Turkey
10. Department of Landscape Architecture, Niğde Ömer Halisdemir University, Niğde, Turkey
11. Institute of Earth Sciences, St.Petersburg State University, St. Petersburg, Russia
12. Portree, Isle of Skye, UK
13. Tsitsin Main Botanical Garden, Moscow, Russia
14. Faculty of Biology, Moscow State University, Moscow, Russia
15. Siberian Branch of the Russian Academy of Sciences, Siberian Institute of Plant Physiology & Biochemistry, Irkutsk, Russia
16. Department of Systematic and Evolutionary Botany, University of Zürich, Zürich, Switzerland
17. Weisskirchen, Austria
18. Moscow State University of Education, Moscow, Russia
19. National Research University Higher School of Economics, Moscow, Russia
20. Instituto de Biología, Pontificia Universidad Católica de Valparaíso, Valparaíso, Chile
21. Institute of Biology of Karelian Research Centre of Russian Academy of Sciences, Petrozavodsk, Russia
22. Taxonomy and Biosystematics Laboratory, Department of Botany, University of Calcutta, Kolkata, India
23. cE3c, Centre for Ecology, Evolution and Environmental Changes, Universidade de Lisboa, Faculdade de Ciências de Lisboa, Lisboa, Portugal
24. Augustana College, Rock Island, Illinois, USA
25. Jagiellonian University, Kraków, Poland
26. University of Opole, Opole, Poland
27. W. Szafer Institute of Botany, Polish Academy of Sciences, Kraków, Poland
28. Institute of Molecular Biology and Genetics, National Academy of Sciences, Kyiv, Ukraine
29. State Institution, National Antarctic Scientific Centre, Ministry of Education and Science of the Ukraine, Kyiv, Ukraine
30. Department of Biology and Ecology, University of Ostrava, Ostrava, Czech Republic
31. Université Lyon-1 et UMR CNRS 5023 “Ecologie des Hydrosystèmes Naturels et Anthropisés”, Villeurbanne, France
32. Botanical Survey of India, Central National Herbarium, PO Botanic Garden, Howrah, India
33. Tsitsin Main Botanical Garden RAS, Moscow, Russia
34. Institute of Biology Bucharest of Romanian Academy, Bucharest, Romania
35. Unidad Ejecutora Lillo (UEL; FML-CONICET), Miguel Lillo 251, S.M. de Tucumán (4000), Argentina
36. Facultad de Ciencias Naturales e Instituto Miguel Lillo, Universidad Nacional de Tucumán, Miguel Lillo 205, S.M. de Tucumán (4000), Argentina
37. Department of Biology, Aksaray University, Aksaray, Turkey
38. University of Silesia, Katowice, Poland
39. Donceel, Belgium