1. Forest is Life, TERRA Teaching and Research Centre Gembloux Agro‐Bio TechUniversity of Liège 2 Passage des DéportésB‐5030Gembloux Belgium
2. Evolutionary Biology and Ecology Unit, CP 160/12 Faculté des Sciences Université Libre de Bruxelles 50 avenue F. D. RooseveltB‐1050Brussels Belgium
3. Univ. BordeauxINRAEBFP 71 Avenue Edouard BourlauxF‐33882Villenave d'Ornon France
4. University of Exeter, GeographyCollege of Life and Environmental Sciences Stocker roadEX44QDExeter UK
5. Evolutionary Genomics Centre for Geogenetics ‐ Natural History Museum of Denmark Øster Voldgade 5‐71350Copenhagen K Denmark
6. Univ. BordeauxINRAEBIOGECO 69 route d'ArcachonF‐33610Cestas France
7. DIADE, IRD University of Montpellier 911 Avenue Agropolis, BP 6450134394Montpellier France
8. Bioversity International, Forest Genetic Resources and Restoration Programme Sub‐Regional Office for Central Africa P.O. Box 2008, Messa Yaoundé Cameroon
9. Université d'Agriculture de Kétou BP: 43Kétou Benin