1. Département des Sciences Fondamentales; Université du Québec à Chicoutimi; 555, boulevard de l'Université; Chicoutimi QC G7H 2B1 Canada
2. Key Laboratory of Vegetation Restoration and Management of Degraded Ecosystems; South China Botanical Garden; Chinese Academy of Sciences; 723 Xingke Road Tianhe District, Guangzhou 510650 China
3. Provincial Key Laboratory of Applied Botany; South China Botanical Garden; Chinese Academy of Sciences; 723 Xingke Road Tianhe District Guangzhou 510650 China
4. Dipartimento Territorio e Sistemi Agro-Forestali; Università degli Studi di Padova; Legnaro 2-35122 PD Italy
5. Biotechnical Faculty; University of Ljubljana; Jamnikarjeva 101, Ljubljana 1000 Slovenia
6. LERFoB, INRA; AgroParisTech; F-54000 Nancy France
7. Swiss Federal Research Institute WSL; Birmensdorf CH-8903 Switzerland
8. Oeschger Centre for Climate Change Research; Bern CH-3012 Switzerland
9. Slovenian Forestry Institute; Vecna pot 2, Ljubljana 1000 Slovenia
10. Institute of Botany; Leopold-Franzens-University of Innsbruck; Sternwartestrasse 15, Innsbruck 6020 Austria
11. Natural Resources Institute Finland; PO Box 18, Vantaa 01301 Finland
12. Department of Physical Geography and Geoecology; Charles University in Prague; Ovocný trh 3-5, Prague 116 36 Czech Republic
13. Key Laboratory of Alpine Ecology and Biodiversity, Key Laboratory of Tibetan Environment Changes and Land Surface Processes; Institute of Tibetan Plateau Research; Chinese Academy of Sciences; Beijing 100101 China
14. Department of Agricultural Sciences; University of Naples Federico II; Corso Umberto I, Napoli 80138 Italy