61.114 - Cold silicate block screes

Classification des habitats du Paléarctique (2001)

Description

Communities of ferns and brambles, including Gymnocarpium dryopteris (Dryopteris disjuncta), Cryptogramma crispa, Athyrium distentifolium, Dryopteris dilatata, Cystopteris fragilis, colonizing nonstablized, shady subalpine silicate screes of the Alpine system with a high proportion of large blocks.

Correspondances phytosociologiques

Allosuro-Athyrion alpestris: Rubo-Dryopteridetum disjunctae

Bibliographie

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)

Englisch & al., 1993: 324-325.