1. Karlsruhe Institute of Technology (KIT), Institute of Meteorology and Climate Research-Atmospheric Environmental Research (IMK-IFU) , Kreuzeckbahnstraße 19, 82467 Garmisch-Partenkirchen , Germany
2. Institute of Botany, Czech Academy of Sciences , Lidická 971, 602 00 Brno , Czech Republic
3. Department of Phytology, Faculty of Forestry, Technical University in Zvolen , T.G. Masaryka 24, 960 01 Zvolen , Slovakia
4. Chair of Forest Botany, Institute of Forest Botany and Forest Zoology, Technical University of Dresden (TUD) , Pienner Str. 7, 01737 Tharandt , Germany
5. Département des Sciences de l’environnement, Université du Québec à Trois-Rivières , Trois-Rivières, QC G8Z 4M3 , Canada