42.3323 - Western calcicolous arolla forests

Classification des habitats du Paléarctique (2001)

Description

Limestone and gypsum Pinus cembra forests, developed on raw humus accumulated over calcic or hyper calcic substrates, with an exceptional juxtaposition of acidophilous and basiphilous companion species, occasional in the inner and intermediate Alps (Maurienne; Tarentaise, La Plagne, mont Charvet; Flaine) and very locally the outer Alps (Haut Giffre, Les Bornes) of France.

Bibliography

Devillers P., Devillers-Terschuren J. & Vander Linden C., 2001. PHYSIS Palaearctic Habitat Classification Database. Updated to 10 December 2001. Institut Royal des Sciences Naturelles, Bruxelles. (Source)