6 - Inland rocks, screes and sands

Classification des habitats du Paléarctique (2001)

Description

Terrestrial habitats and landscapes, free of direct marine influence, in which the mineral substrate, algae, lichens, bryophytes or colonies of animals dominate the physiognomy, and the herb, shrub or woodland communities that occupy enclaves or restricted surfaces within their expanse, in particular rock faces and rock pavements, and the lichen, bryophyte or rock-crack communities that colonize them, unstable screes and lichen, moss, herb, or shrub scree communities, permanent snow and ice, nondesert inland sand systems and all the communities they may support, caves, volcanic features and the specialized bacteria, animal, algae, lichen, moss or herb communities that they support.

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)