1. Biodiversity and Conservation Biology Swiss Federal Research Institute WSL 8903 Birmensdorf Switzerland
2. Department of Lichenology and Bryology Botanische Staatssammlung München 80638 München Germany
3. GeoBio‐Center Ludwig‐Maximilians Universität München Richard‐Wagner‐Str. 10 D–80333 München Germany
4. Department of Biological Sciences Institute of Ecology, Evolution and Diversity, Goethe Universität Max‐von‐Laue‐Str. 13 D‐60438 Frankfurt Germany
5. Committee on Evolutionary Biology University of Chicago 1025 E. 57th Street Chicago IL 60637 USA
6. Department of Botany The Field Museum 1400 S. Lake Shore Drive Chicago IL 60605 USA