1. Division of Conservation Biology, Vegetation Ecology and Landscape Ecology; Department of Botany and Biodiversity Research; University of Vienna; Rennweg 14 Vienna Austria
2. Vienna Institute for Nature Conservation & Analyses; Giessergasse 6/7 Vienna Austria
3. Division of Tropical Ecology and Animal Diversity; Department of Botany and Biodiversity Research; University of Vienna; Rennweg 14 Vienna Austria