Quercus petraea
Middle elevations are predominantly forests of maritime pine "(Pinus pinaster)" interspersed with forests of mixed broadleaf deciduous trees, including downy oak "(Quercus pubescens)", sessile oak "(Quercus petraea)", European hop-hornbeam "(Ostrya carpinifolia)", Italian alder "(Alnus cordata)" and sweet chestnut "(Castanea sativa)".