1. BIOGECO INRAE UMR 1202, University of Bordeaux Pessac France
2. Departmento de Geología Geografia y Medio AmbienteUniversidad de Alcala Alcala de Henares Spain
3. Forest Ecology and Restoration Group Departamento de Ciencias de la Vida Universidad de Alcala Alcala de Henares Spain
4. National Biodiversity Network Trust Nottingham UK
5. Department of Systematic Botany and Functional Biodiversity University of Leipzig Leipzig Germany
6. Forest Ecology and Restoration Group Department of Life Sciences Universidad de Alcalá (UAH) Madrid Spain
7. Swedish University of Agricultural Sciences Umeå Sweden
8. Natural Resources Institute Finland (Luke) Helsinki Finland