Mean FST values across microsatellite markers between the eight genetic clusters in Penicillium roqueforti.

The names of the cluster indicates whether they possess the Wally and CheesyTer genomic islands (W+C+) or not (W-C-) and whether they have been collected from cheeses, belonging or not to the Roquefort protected designation of origin (PDO), or from other environments, such as silage or spoiled food.