1. Center for Macroecology, Evolution and Climate; Biological Institute; University of Copenhagen; Universitetsparken 15 DK-2100 Copenhagen Denmark
2. HabitatVision A/S; DK-8410 Rønde Denmark
3. Forestfun; NL-6708 LN Wageningen The Netherlands
4. Morten Christensen Consult; 4180 Sorø Denmark
5. Institute for Systematic of Higher Fungi; SI-1000 Ljubljana Slovenia
6. NL-3985RZ Werkhoven The Netherlands
7. Institute for Biology; Faculty of Veterinary Science; Szent István University; H-1400 Budapest Hungary
8. Department of Plant Systematics, Ecology and Theoretical Biology; Eötvös University; H-1117 Budapest Hungary
9. MTA Centre for Ecological Research; Institute of Ecology and Botany; H-2163 Vácrátót Hungary