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Biotopes & milieux

Biotope - Typologie CORINE

54.11 - Niveau 4 : Sources d'eaux douces pauvres en bases
Description
Acid or neutral, oligotrophic to eutrophic non-calcareous springs. The specialized spring communities belong to the various associations of the Cardamino-Montion or, in Iberian mountains, the Myosotidion stoloniferae; some of them are individualized below. The associated swamp communities belong to the Caricetalia fuscae and their presence can be indicated by use, simultaneously with one of the codes of 54.11, of a code of 54.4.
Taxons (Liens actifs si espèces présentes)
Aconitum napellus subsp. corsicum (Gáyer) Seitz, 1969, Carex frigida All., 1785, Chrysosplenium oppositifolium L., 1753, Cymbalaria hepaticifolia (Poir.) Wettst., 1891, Doronicum corsicum (Loisel.) Poir., 1812, Hypericum corsicum Steud. ex Godr., 1847, Imperatoria ostruthium L., 1753, Myosotis soleirolii (Nyman) Godr. ex Rouy, 1896, Ranunculus cordiger Viv., 1824, Saxifraga rotundifolia subsp. rotundifolia L., 1753, Sibthorpia europaea L., 1753, Stellaria alsine Grimm, 1767, Viola biflora L., 1753,
54.112 - Niveau 5 : Sources à Cardamines
Description
Spring communities of mostly collinar and montane, shaded waters poor in lime, with Ranunculus hederaceus, Cardamine amara, C. flexuosa, C. raphanifolia, Chrysosplenium oppositifolium, C. alternifolium, Saxifraga clusii ssp. lepismigena, ranging southwest to the Cordillera Cantabrica.
Taxons (Liens actifs si espèces présentes)
Athyrium filix-femina (L.) Roth, 1799 ( Comb. caract. )
Caltha palustris subsp. palustris L., 1753 ( Comb. caract. )
Cardamine amara subsp. amara L., 1753 ( Comb. caract. )
Cardamine amara subsp. pyrenaea Sennen, 1929 ( Comb. caract. )
Cardamine flexuosa With., 1796 ( Comb. caract. )
Cardamine pratensis L., 1753 ( Comb. caract. )
Cardamine raphanifolia Pourr., 1788 ( Comb. caract. )
Carex remota L., 1755 ( Comb. caract. )
Chrysosplenium alternifolium L., 1753 ( Comb. caract. )
Chrysosplenium oppositifolium L., 1753 ( Comb. caract. )
Circaea alpina subsp. alpina L., 1753 ( Comb. caract. )
Circaea lutetiana L., 1753 ( Comb. caract. )
Cirsium palustre (L.) Scop., 1772 ( Comb. caract. )
Epilobium alsinifolium Vill., 1779 ( Comb. caract. )
Epilobium obscurum Schreb., 1771 ( Comb. caract. )
Festuca rivularis subsp. rivularis Boiss., 1838 ( Comb. caract. )
Galium palustre L., 1753 ( Comb. caract. )
Gymnocarpium dryopteris (L.) Newman, 1851 ( Comb. caract. )
Hypericum androsaemum L., 1753 ( Comb. caract. )
Lysimachia nemorum L., 1753 ( Comb. caract. )
Micranthes clusii (Gouan) B.Bock, 2012 ( Comb. caract. )
Micranthes stellaris (L.) Galasso, Banfi & Soldano, 2005 ( Comb. caract. )
Myosotis martini Sennen, 1926 ( Comb. caract. )
Myosotis scorpioides L., 1753 ( Comb. caract. )
Oxalis acetosella L., 1753 ( Comb. caract. )
Poa trivialis subsp. trivialis L., 1753 ( Comb. caract. )
Ranunculus repens L., 1753 ( Comb. caract. )
Rumex sanguineus L., 1753 ( Comb. caract. )
Saxifraga hirsuta subsp. hirsuta L., 1759 ( Comb. caract. )
Soldanella villosa Darracq ex Labarrère, 1850 ( Comb. caract. )
Stellaria alsine Grimm, 1767 ( Comb. caract. )
Stellaria nemorum L., 1753 ( Comb. caract. )
Stellaria nemorum subsp. montana Berher, 1887 ( Comb. caract. )
Veronica beccabunga subsp. beccabunga L., 1753 ( Comb. caract. )
Veronica montana L., 1755 ( Comb. caract. )
Veronica ponae Gouan, 1773 ( 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