1 | Evolution and Conservation Biology, InBios Research Center, Institut
de Botanique B22, Université de Liège, Chemin de la vallée 4, 4000
Liège, Belgium |
2 | Botanic Garden Meise, Department of Research, Nieuwelaan 38,
B-1860 Meise, Belgium |
3 | Department of Ecology and Evolutionary Biology, University of Connecticut,
Storrs, Connecticut 06269-3043, USA |
4 | Musée national d’histoire naturelle, 25 rue Munster, L-2160 Luxembourg,
Luxembourg |