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Biotopes & milieux

Biotope - Typologie CORINE

34.332 - Niveau 5 : Pelouses médio-européennes du Xerobromion
Description
Formations of southern Belgium, Germany, France, northern Spain and the northern Apennines. Where they occur in the vicinity of communities of the Festucetalia valesiacae, the latter occupy cites with more continental microclimates than those inhabited by the formations of this group.
Taxons (Liens actifs si espèces présentes)
Ajuga chamaepitys (L.) Schreb., 1773, Anemone rubra Lam., 1783, Armeria arenaria subsp. arenaria (Pers.) Schult., 1820, Artemisia campestris L., 1753, Asperula cynanchica L., 1753, Biscutella laevigata L., 1771, Bothriochloa ischaemum (L.) Keng, 1936, Brachypodium rupestre (Host) Roem. & Schult., 1817, Bromopsis erecta (Huds.) Fourr., 1869, Carex liparocarpos Gaudin, 1804, Carlina acanthifolia subsp. acanthifolia All., 1773, Centaurea paniculata subsp. paniculata L., 1753, Centaurea stoebe L., 1753, Convolvulus cantabrica L., 1753, Coronilla minima L., 1756, Dianthus carthusianorum L., 1753, Dianthus saxicola Jord., 1852, Echium vulgare L., 1753, Elytrigia intermedia (Host) Nevski, 1933, Eryngium campestre L., 1753, Euphorbia cyparissias L., 1753, Euphorbia seguieriana Neck., 1770, Festuca lemanii Bastard, 1809, Festuca marginata subsp. marginata (Hack.) K.Richt., 1890, Fumana procumbens (Dunal) Gren. & Godr., 1847, Galium corrudifolium Vill., 1779, Galium glaucum L., 1753, Genista sagittalis L., 1753, Globularia bisnagarica L., 1753, Helianthemum apenninum (L.) Mill., 1768, Helianthemum canum (L.) Baumg., 1816, Helianthemum nummularium (L.) Mill., 1768, Helichrysum stoechas (L.) Moench, 1794, Hippocrepis comosa L., 1753, Hypericum perforatum L., 1753, Iberis pinnata L., 1755, Koeleria vallesiana (Honck.) Gaudin, 1808, Lactuca viminea subsp. chondrilliflora (Boreau) Bonnier, 1923, Linum austriacum L., 1753, Linum tenuifolium L., 1753, Lotus corniculatus L., 1753, Medicago minima (L.) L., 1754, Medicago monspeliaca (L.) Trautv., 1841, Melica ciliata L., 1753, Ononis pusilla L., 1759, Orobanche alba Stephan ex Willd., 1800, Petrorhagia saxifraga (L.) Link, 1829, Phleum phleoides (L.) H.Karst., 1880, Polygala exilis DC., 1813, Potentilla verna L., 1753 [nom. et typ. cons.], Poterium sanguisorba L., 1753, Reseda phyteuma L., 1753, Scorzonera hirsuta L., 1771, Sedum acre L., 1753, Silene italica (L.) Pers., 1805, Silene otites (L.) Wibel, 1799, Teucrium chamaedrys L., 1753, Teucrium montanum L., 1753, Thesium humifusum subsp. divaricatum (Mert. & W.D.J.Koch) Bonnier & Layens, 1894, Thymus drucei Ronniger, 1924, Trifolium striatum L., 1753, Trinia glauca (L.) Dumort., 1827, Xeranthemum inapertum (L.) Mill., 1768,
34.3323 - Niveau 6 : Xerobromion du Bassin parisien crétacé
Description
Xerophile grasslands of rare localities of the Cretaceous northwestern and western periphery of the Paris basin, in particular in the valleys of the Seine and Somme.
Taxons (Liens actifs si espèces présentes)
Allium sphaerocephalon L., 1753 ( Comb. caract. )
Anemone pulsatilla L., 1753 ( Comb. caract. )
Anthericum ramosum L., 1753 ( Comb. caract. )
Asperula cynanchica L., 1753 ( Comb. caract. )
Astragalus monspessulanus L., 1753 ( Comb. caract. )
Biscutella neustriaca Bonnet, 1879 ( Comb. caract. )
Brachypodium rupestre (Host) Roem. & Schult., 1817 ( Comb. caract. )
Briza media L., 1753 ( Comb. caract. )
Bupleurum falcatum L., 1753 ( Comb. caract. )
Carex flacca Schreb., 1771 ( Comb. caract. )
Carlina vulgaris L., 1753 ( Comb. caract. )
Centaurea jacea subsp. timbalii (Martrin-Donos) Braun-Blanq., 1952 ( Comb. caract. )
Centaurea scabiosa L., 1753 ( Comb. caract. )
Epipactis atrorubens (Hoffm.) Besser, 1809 ( Comb. caract. )
Euphorbia loreyi Jord., 1855 ( Comb. caract. )
Euphrasia stricta D.Wolff ex J.F.Lehm., 1809 ( Comb. caract. )
Festuca heteropachys (St.-Yves) Patzke ex Auquier, 1973 ( Comb. caract. )
Festuca lemanii Bastard, 1809 ( Comb. caract. )
Festuca marginata subsp. marginata (Hack.) K.Richt., 1890 ( Comb. caract. )
Galatella linosyris (L.) Rchb.f., 1854 ( Comb. caract. )
Helianthemum apenninum (L.) Mill., 1768 ( Comb. caract. )
Helianthemum canum (L.) Baumg., 1816 ( Comb. caract. )
Hippocrepis comosa L., 1753 ( Comb. caract. )
Libanotis pyrenaica (L.) O.Schwarz, 1949 ( Comb. caract. )
Linum tenuifolium L., 1753 ( Comb. caract. )
Ononis pusilla L., 1759 ( Comb. caract. )
Orobanche teucrii Holandre, 1829 ( Comb. caract. )
Phyteuma orbiculare subsp. tenerum (Rich.Schulz) Braun-Blanq., 1933 ( Comb. caract. )
Pilosella officinarum Vaill., 1754 [nom. inval.] ( Comb. caract. )
Poterium sanguisorba L., 1753 ( Comb. caract. )
Scabiosa columbaria L., 1753 ( Comb. caract. )
Sesleria caerulea (L.) Ard., 1763 ( Comb. caract. )
Teucrium chamaedrys L., 1753 ( Comb. caract. )
Teucrium montanum L., 1753 ( Comb. caract. )
Analyse Ecologie du milieu (En fonction des espèces présentes)
Faible
Forte — nb espèces indicatrices par classe
Humidité
Réaction du sol (pH)
Nutriments
Lumière
Matière organique
Granulométrie
Salinité