1. Department Biologie, Systematische Botanik und Mykologie, GeoBio‐Center Ludwig‐Maximilians‐Universität München Munich D‐80638 Germany
2. Computational Molecular Evolution Group Heidelberg Institute for Theoretical Studies Heidelberg D‐69118 Germany
3. Department of Plant Biology Carnegie Institution for Science Stanford California 94305 USA
4. CIRAD, UMR BGPI Montpellier F‐34398 France
5. BGPI, Université de Montpellier, CIRAD, IRD Montpellier SupAgro , Montpellier France
6. Department of Soil Sciences, College of Agriculture and Bioresources University of Saskatchewan Saskatoon SK S7N 5A8 Canada
7. Eukaryotic Microbiology, Faculty of Biology Universität Duisburg‐Essen Essen D‐45141 Germany
8. Centre for Water and Environmental Research (ZWU) Universität Duisburg‐Essen Essen D‐45141 Germany