1. Department of Botany and Biodiversity Research, University of Vienna, Rennweg 14, 1030 Vienna, Austria
2. Department of Botany and Molecular Evolution, Senckenberg Research Institute and Natural History Museum Frankfurt, Senckenberganlage 25, 60325 Frankfurt am Main, Germany
3. Systematic Botany and Mycology, University of Munich (LMU), Menzinger-Str. 67, 80638 Munich, Germany [former address for ARM and FJ], Evolutionary Ecophysiology, Institute of Biology, University of Neuchatel, Rue Emilie-Argand 11, 2000
Neuchatel, Switzerland
4. Institut de Systématique, Evolution, Biodiversité, ISYEB – UMR 7205 – CNRS, MNHN, UPMC, EPHE, Muséum national d'Histoire naturelle, Sorbonne Universités, 57 rue Cuvier, CP39, 75005 Paris, France
5. State Key Laboratory of Systematic and Evolutionary Botany, Institute of Botany, Chinese Academy of Sciences, Beijing 100093, P. R. China
6. Systematic Botany and Mycology, University of Munich (LMU), Menzinger-Str. 67, 80638 Munich, Germany [former address for ARM and FJ], Institut de Systématique, Evolution, Biodiversité, ISYEB – UMR 7205 – CNRS, MNHN,
UPMC, EPHE, Muséum national d'Histoire naturelle, Sorbonne Universités, 57 rue Cuvier, CP39, 75005 Paris, France;, Email: fjabbour@mnhn.fr