34.31 - Pelouses steppiques sub-continentales

Sub-continental steppic grasslands

Classification des habitats CORINE biotopes

Descriptif officiel

Open grasslands of sub-continental climates with Festuca valesiaca, F. rupicola, F. pseudovina, F. duvalii, F. trachyphylla, Stipa capillata, S. joannis, S. pulcherrima, S. tirsa (= S. stenophylla), S. dasyphylla, Chrysopogon gryllus, Danthonia alpina, Koeleria macrantha, Agrostis capillaris, Poa bulbosa, P. molinerii (= P. badensis var. xerophila), P. perconcinna (= P. carniolica), Melica ciliata, Brachypodium pinnatum, Carex supina, C. stenophylla, C. humilis and herbs such as Adonis vernalis, Pulsatilla montana, P. pratensis, P. grandis, P. patens, P. pusilla, Veronica spicata, Allium flavum, A. sphaerocephalon, Silene otites, Artemisia campestris, Achillea collina, A. nobilis, A. setacea, Centaurea rhenana (C. stoebe), Inula spiraeifolia, Verbascum phoeniceum, Armeria alliacea, Kochia prostrata, Euphorbia seguieriana, E. cyparissias, Campanula sibirica, Iris pumila, I. variegata, Linum flavum, Onosma taurica, O. arenaria, Silene otites, Potentilla arenaria, P. cinerea, Aster linosyris, Onobrychis arenaria, Oxytropis pilosa, O. halleri, Ononis pusilla, O. cenisia, Astragalus onobrychis, A. exscapus, A. danicus, A. vesicarius, A. austriacus, A. alopecuroides, Eryngium campestre, Dianthus carthusianorum, often of oriental, mostly sarmatic, affinities.

Description en français

Pelouses ouvertes des climats subcontinentaux avec Festuca valesiaca, F. duvalii, F. lemanii, Stipa capillata, S. pennata subsp. pennata, S. pennata subsp. grafiana, S. tirsa (= S. stenophylla), Chrysopogon gryllus, Danthonia alpina, Koeleria macrantha, Agrostis capillaris, Poa bulbosa, P. badensis subsp. xerophila, P. perconcinna (= P. carniolica), Melica ciliata, Brachypodium pinnatum, Carex humilis et des herbacées telles que Adonis vernalis, Pulsatilla montana, P. pratensis, Veronica spicata, Allium flavum, A. sphaerocephalon, Silene otites, Artemisia campestris, Achillea nobilis, Centaurea rhenana (C. stoebe), Inula spiraeifolia, Armeria alliacea, Bassia prostrata, Euphorbia seguieriana, E. cyparissias, Iris lutescens, Linum flavum, Onosma arenaria, Silene otites, Potentilla arenaria, P. cinerea, Aster linosyris, Onobrychis arenaria, Oxytropis pilosa, O. halleri, Ononis pusilla, O. cristata (cenisia), Astragalus onobrychis, A. exscapus, A. danicus, A. vesicarius, A. austriacus, A. alopecurus, Eryngium campestre, Dianthus carthusianorum, souvent d'affinités orientales, principalement sarmatiques.

Correspondances phytosociologiques

Festucetalia valesiacae

Bibliographie

Devillers P., Devillers-Terschuren J., Ledant J.-P. & coll., 1991. CORINE biotopes manual. Habitats of the European Community. Data specifications - Part 2. EUR 12587/3 EN. European Commission, Luxembourg, 300 p. (Source)

Braun-Blanquet 1961, 1976 ; Ellenberg, 1963, 1988 ; Archiloque et al., 1969 ; Guinochet and Vilmorin, 1973 ; Horvat et al., 1974 ; Wolkinger and Plank, 1981 ; Duvigneaud, ms, 1985 ; Oberdorfer, 1990.