Abstrakt
Rozšíření druhu Aster amellus
Klíčová slova
Aster amellus agg Asteraceae contact zone cytotype distribution dry grassland flow cytometry polyploidy productivity releves potential direct solar radiation Ellenberg indicator values autopolyploid plantago-media dactylis-glomerata l narrow hybrid zone habitat differentiation anthoxanthum-odoratum evolutionary dynamics chromosome-number genome evolution polyploidy populations