1. Department of Botany and Plant Pathology, Purdue University, West Lafayette, Indiana 47907, USA;
2. Department of Zoology, University of South Bohemia, 37005 České Budejovice, Czech Republic
3. Department of Biology, Research Group Mycology, Ghent University, 9000 Ghent, Belgium
4. Department of Biological Sciences, Louisiana State University, Baton Rouge, Louisiana 70803, USA;
5. Department of Biological Sciences, University of South Carolina, Columbia, South Carolina 29208, USA
6. Farlow Reference Library and Herbarium of Cryptogamic Botany, Harvard University, Cambridge, Massachusetts 02138, USA;