1. Department of Botany and Zoology; Masaryk University; Kotlářská 2 611 37 Brno Czech Republic
2. Alterra Wageningen UR; P.O. Box 47 6700 AA Wageningen the Netherlands
3. Plant Ecology; BayCEER; University of Bayreuth; Universitätsstr. 30 95447 Bayreuth Germany
4. German Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig; Deutscher Platz 5e 04103 Leipzig Germany
5. Institute of Botany and Landscape Ecology; University of Greifswald; Soldmannstr. 15 17489 Greifswald Germany
6. Department of Agrobotany; University of Belgrade; Nemanjina 6 11080 Belgrade-Zemun Serbia
7. Department of Environmental Biology; Sapienza University of Roma; P.le A. Moro 5 00185 Roma Italy
8. Faculty of Agriculture and Natural Sciences; Düzce University; 81620 Düzce Turkey
9. ISPRA - Italian National Institute for Environmental Protection and Research; Via Vitaliano Brancati 60 00144 Roma Italy
10. Institute of Biodiversity and Ecosystem Research; Bulgarian Academy of Sciences; Acad. Georgi Bonshev St. 23 1113 Sofia Bulgaria
11. Institute of Plant Science; Karl-Franzens-University Graz; Holteigasse 6 8010 Graz Austria
12. Albrecht von Haller Institute of Plant Sciences; University of Göttingen; Untere Karspüle 2 37073 Göttingen Germany
13. Department of Plant Biology and Ecology; University of the Basque Country UPV/EHU; P.O. Box 644 48080 Bilbao Spain
14. Institute of Ecology and Botany; MTA Centre for Ecological Research; 2163 Vácrátót Hungary
15. 36 rue Henri Dunant 13700 Marignane France
16. Jardín Botánico Atlántico; Avenida del Jardín Botánico 2230 33203 Gijón Spain
17. Institute of Biology; Research Centre of the Slovenian Academy of Sciences and Arts; Novi trg 2 1000 Ljubljana Slovenia
18. Department of Ecology; University of Pécs; Ifjúság útja 6 Pécs 7624 Hungary
19. Institute of Biology; Faculty of Natural Sciences and Mathematics; University of Ss. Cyril and Methodius; Skopje Republic of Macedonia
20. Research Institute for Nature and Forest (INBO); Kliniekstraat 25 1070 Brussels Belgium
21. 3 rue Auguste Himly 67000 Strasbourg France
22. Botanische Staatssammlung München; Menzinger Straße 67 80638 München Germany
23. Faculty of Environmental and Natural Resources Management; University of Patras; 30100 Agrinio Greece
24. M.G. Kholodny Institute of Botany; NAS of Ukraine; Tereshchenkivska 2 01601 Kyiv Ukraine
25. Department of Bioscience; Aarhus University; Grenåvej 14 8410 Rønde Denmark
26. Central Siberian Botanical Garden; Russian Academy of Sciences; Zolotodolinskaya 101 Novosibirsk 630090 Russia
27. University of Applied Sciences Weihenstephan-Triesdorf; Am Hofgarten 4 85354 Freising Germany
28. Institute of Environmental Sciences; Castilla-La Mancha University; Av. Carlos III s/n 45071 Toledo Spain
29. National Biodiversity Data Centre; Carriganore WIT West Campus Carriganore County Waterford Ireland
30. Department of Vegetation Biology; University of Barcelona; Av. Diagonal 643 08028 Barcelona Spain
31. Department of Plant Biology II; Faculty of Pharmacy; Complutense University; 28040 Madrid Spain
32. Institute of Ecology of the Volga River Basin; Russian Academy of Sciences; Komzina 10 Togliatti 445003 Russia
33. Department STEBICEF; University of Palermo; Via Archirafi 38 90123 Palermo Italy
34. Central Government Real Estate Agency; Ministry of the Interior and Kingdom Relations; P.O. Box 47 6700 AA Wageningen the Netherlands
35. Department of Silviculture; Transilvania University of Braşov; 1 Şirul Beethoven 500123 Braşov Romania
36. Department of Biology; Celal Bayar University; Muradiye Campus 45100 Manisa Turkey
37. Institute of Biology; Martin Luther University Halle Wittenberg; Am Kirchtor 1 06108 Halle Germany
38. Department of Botany; University of Wroclaw; Kanonia 6/8 50-328 Wroclaw Poland
39. Southwest Anatolia Forest Research Institute; P.O. Box 264 07002 Antalya Turkey
40. Sieglindenweg 14 51469 Bergisch Gladbach Germany
41. O. V. Fomin Botanical Garden; Institute of Biology; Taras Shevchenko National University of Kyiv; 1 Symon Petlura St. 01032 Kyiv Ukraine
42. Department of Biology and Ecology; Faculty of Sciences; University of Novi Sad; Trg Dositeja Obradovica 2 21000 Novi Sad Serbia
43. Faculty of Forestry; University of Zagreb; Svetošimunska 25 10000 Zagreb Croatia
44. National Dendrological Park ‘Sofievka’, NAS of Ukraine; 12a Kyivska St. 20300 Uman Ukraine
45. UR “Ecologie et Dynamique des Systèmes Anthropisés” (EDYSAN, FRE 3498 CNRS-UPJV); Université de Picardie Jules Verne; 1 Rue des Louvels 80037 Amiens Cedex 1 France
46. National Research Council of Italy (CNR); Institute of Biosciences and Bioresources (IBBR); Corso Calatafimi 414 90129 Palermo Italy
47. Institute of Biology; Ufa Scientific Center; Russian Academy of Sciences; prosp. Oktyabrya 69 450054 Ufa Bashkortostan Russia
48. Institute of Ecology and Environmental Management; Kazan Federal University; Kremlevskaya 18 420008 Kazan Russia
49. Institute of Botany; Nature Research Centre; Žaliuju Ežeru 49 08406 Vilnius Lithuania
50. 7 Derwent Road Lancaster LA1 3ES UK
51. Hungarian Department of Biology and Ecology; Babes-Bolyai University; Republicii St. 42 400015 Cluj-Napoca Romania
52. Faculty of Geography and Earth Sciences; University of Latvia; 10 Alberta St. 1010 Rīga Latvia
53. Institute of Botany; Slovak Academy of Sciences; Dúbravská cesta 9 845 23 Bratislava Slovakia
54. Faculty of Geotechnical Engineering; University of Zagreb; Hallerova aleja 7 42000 Varaždin Croatia
55. Section for Ecoinformatics & Biodiversity; Department of Bioscience; Aarhus University; Ny Munkegade 114 8000 Aarhus C Denmark
56. School of Biology; Aristotle University of Thessaloniki; 54124 Thessaloniki Greece
57. ”Alexandru Borza” Botanical Garden; Babeş-Bolyai University; Republicii St. 42 400015 Cluj-Napoca Romania
58. Ecology and Natural Resources Department of Khmelnitskiy State Administration; Iv. Franka St. 2/2 29001 Khmelnitskiy Ukraine
59. Department of Chemistry, Biology and Biotechnology; University of Perugia; Borgo XX Giugno 74 06121 Perugia Italy
60. Department of Ecology; University of Oulu; 90014 Oulu Finland
61. Vienna Institute for Nature Conservation and Analyses (VINCA); Giessergasse 6/7 1090 Wien Austria
62. WSL Swiss Federal Research Institute; Zürcherstr. 111 8903 Birmensdorf Switzerland
63. Botanical Garden-Institute; Ufa Scientific Centre; Russian Academy of Sciences; Mendeleeva 195/3 450080 Ufa Bashkortostan Russia