Affiliation: | Institute of Plant Sciences and Oeschger Centre, University of Bern, Altenbergrain 21, CH-3006 Bern, Switzerland;;Municipal Museum MariánskéLázně, Goethovo nám. 11, 35301 MariánskéLázně, Czech Republic;;and Department of Botany, Faculty of Science, Charles University, Benátská2, 128 01 Prague, Czech Republic |