Phytogeographically, North Macedonia belongs to the Illyrian province of the Circumboreal Region within the Boreal Kingdom. According to the WWF and Digital Map of European Ecological Regions by the European Environment Agency, the territory of the Republic can be subdivided into four ecoregions: the Pindus Mountains mixed forests, Balkan mixed forests, Rhodopes mixed forests and Aegean sclerophyllous and mixed forests.