Central European Arabidopsis populations included in this study. Taxon is given by colour: A. arenosa - black and A. lyrata - white. Ploidal levels are given as circle - diploid and square - tetraploid. Country names are abbreviated: AUT - Austria, CZE - the Czech Republic, GER - Germany, and SVK - Slovakia.
Jørgensen et al. BMC Evolutionary Biology 2011 11:346 doi:10.1186/1471-2148-11-346