1. Department of Taxonomy, Institute of Botany of the Academy of Sciences, CZ-252 43, Průhonice, Czech Republic
2. Biodiversity (Mycology and Botany), Agriculture and Agri-Food Canada, Ottawa, Ontario, K1A 0C6, Canada
3. Las Muros, F-09420 Rimont, France
4. Laboratory of Enzyme Technology, Institute of Microbiology of the Academy of Sciences, CZ-142 20 Prague 4, Czech Republic