Biotope - Typologie CORINE

37.8 - Niveau 3 : Mégaphorbiaies alpines et subalpines
Description
Luxuriant tall herb formations of deep, humid soils in the montane to alpine, but mostly sub-alpine, levels of the higher mountains, with Cicerbita alpina, C. plumieri,Cirsium helenioides, C. spinosissimum, C. flavispina, Geranium sylvaticum, Polygonatum verticillatum, Ranunculus platanifolius, Aconitum vulparia, A. napellus, A. nevadense, Adenostyles alliariae, Senecio elodes, Veratrum album, Trollius europaeus, Peucedanum ostruthium, Doronicum austriacum, Pedicularis foliosa, Eryngium alpinum, Centaurea rhapontica, Valeriana pyrenaica, Tozzia alpina. Groupings of these plants can invade the Aceri-Fagion and reappear, along streams, lower down in montane beech forests. If useful, their presence can be noted by combining a code of 37.8 with the appropriate forest code.
Taxons (Liens actifs si espèces présentes)
Adenostyles alliariae subsp. alliariae (Gouan) A.Kern., 1871, Gentiana lutea subsp. lutea L., 1753, Geranium sylvaticum subsp. sylvaticum L., 1753, Knautia basaltica Chass. & Szabó, 1934, Luzula desvauxii Kunth, 1841, Mutellina purpurea subsp. purpurea (Poir.) Reduron, Charpin & Pimenov, 1997, Mysidae sp., Pedicularis foliosa L., 1767, Petasites albus (L.) Gaertn., 1791, Polygonum bistorta subsp. bistorta L., 1753, Rumex arifolius All., 1773, Ruppia sp., Trollius europaeus subsp. europaeus L., 1753,
37.83 - Niveau 4 : Mégaphorbiaies pyrénéo-ibériques
Description
Subalpine and alpine meso-hygrophile tall herb formations of the Pyrenees, the Cantabrian mountains, the Cordillera Central, the Iberian Range, with Valeriana pyrenaica and Adenostyles alliariae ssp. pyrenaica (hybrida).
Taxons (Liens actifs si espèces présentes)
Aconitum lycoctonum subsp. neapolitanum (Ten.) Nyman, 1878 ( Comb. caract. )
Aconitum napellus L., 1753 ( Comb. caract. )
Aconitum variegatum subsp. pyrenaicum Vivant, 1981 ( Comb. caract. )
Adenostyles alliariae (Gouan) A.Kern., 1871 ( Comb. caract. )
Adenostyles alliariae subsp. pyrenaica (Lange) P.Fourn., 1940 ( Comb. caract. )
Allium victorialis L., 1753 ( Comb. caract. )
Chara sp. ( Comb. caract. )
Cicerbita plumieri (L.) Kirschl., 1852 ( Comb. caract. )
Cirsium carniolicum subsp. rufescens (Ramond ex DC.) P.Fourn., 1940 ( Comb. caract. )
Cirsium palustre (L.) Scop., 1772 ( Comb. caract. )
Enchytraeidae sp. ( Comb. caract. )
Enchytraeidae sp. ( Comb. caract. )
Filipendula ulmaria (L.) Maxim., 1879 ( Comb. caract. )
Geranium sylvaticum subsp. sylvaticum L., 1753 ( Comb. caract. )
Imperatoria ostruthium L., 1753 ( Comb. caract. )
Knautia arvernensis (Briq.) Szabó, 1934 ( Comb. caract. )
Knautia maxima (Opiz) J.Ortmann, 1842 ( Comb. caract. )
Lathyrus occidentalis (Fisch. & C.A.Mey.) Fritsch, 1895 ( Comb. caract. )
Luzula desvauxii Kunth, 1841 ( Comb. caract. )
Luzula nivea (Nathh.) DC., 1805 ( Comb. caract. )
Luzula sylvatica (Huds.) Gaudin, 1811 ( Comb. caract. )
Myrrhis odorata (L.) Scop., 1771 ( Comb. caract. )
Polygonatum verticillatum (L.) All., 1785 ( Comb. caract. )
Ranunculus platanifolius L., 1767 ( Comb. caract. )
Ranunculus platanifolius L., 1767 ( Comb. caract. )
Rumex arifolius All., 1773 ( Comb. caract. )
Scrophularia alpestris J.Gay ex Benth., 1846 ( Comb. caract. )
Terebellidae sp. ( Comb. caract. )
Thalictrum aquilegiifolium L., 1753 ( Comb. caract. )
Valeriana montana L., 1753 ( Comb. caract. )
Valeriana pyrenaica L., 1753 ( Comb. caract. )
Veratrum album subsp. album L., 1753 ( Comb. caract. )
Veronica urticifolia Jacq., 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