1. Botanical Garden‐Centre for Biological Diversity ConservationPolish Academy of Sciences Warszawa 02‐976 Poland
2. Institute of Botany, Faculty of BiologyJagiellonian University Krakov 30‐387 Poland
3. Research Laboratory “Herbarium”National Research Tomsk State University Tomsk 634050 Russia
4. Silesian Botanical Garden Mikołów 43‐190 Poland
5. Institute of BiologyUniversity of Opole Opole 45‐052 Poland