F2.3Niveau 3Fourrés subalpins caducifoliés
↑ Niveau supérieur Description
Subalpine scrubs of Alnus, Betula, Salix and Rosaceae (Amelanchier, Potentilla, Rubus, Sorbus), less than 5 m tall, often accompanied by tall herbs that in the absence of scrub would be classified as E5.5. Excludes dwarf Salix scrub (F2.1), which is composed of species that rarely exceed 1.5 m in height, and scrub on waterlogged soils (F9.2).
Taxons associés
Cirratulidae sp.Esp. caract.Nemertea sp.Esp. caract.Pectinariidae sp.Esp. caract.Polychaeta sp.Esp. caract.Polysiphonia sp.Esp. caract.Tharyx sp.Esp. caract.Ulva sp.Esp. caract.
F2.31Niveau 4Fourrés de montagne à Alnus
Habitat sélectionné Description
Dense thickets of bushy alders characteristic of the Alps, the Carpathians, the Dinarides, the Balkan Range, Vitosha, Rila, Corsica and the mountains of northeastern Asia. Alders (e.g. Alnus viridis) are accompanied by shruby willows Salix waldsteiniana, Salix appendiculata, Salix elaeagnos, Salix purpurea etc. and tall herbs.
Taxons associés