Supra-Mediterranean [Pinus sylvestris] forests

[Pinus sylvestris]-dominated facies of the thermophilous, supra-Mediterranean oak woods (unit G1.7), alternated, mixed or imbricated with [Quercus pubescens] or [Quercus faginea] woods in the southwestern Alpine foothills, on the periphery of the Central Massif, along the southern flank of the Pyrenees and, locally, in the Ligurian and Insubrian Alps, in the western Alps of northern Dauphin‚ and Savoie, in the northern Apennines and on the northern flank of the Pyrenees. [Buxus sempervirens] is usually abundant in the undergrowth; other components of the shrub layer include [Corylus avellana], [Sorbus aria], [Sorbus torminalis], [Acer opalus], [Acer campestre], [Acer monspessulanum], [Euonymus latifolius], [Genista cinerea], [Juniperus communis].