Q431 Schoenus nigricans fens
Description
Calcareous fens dominated by Schoenus nigricans in slopes soaked by calcareous springs, usually at lower elevations than Q41x. The habitat is rare in the study area, its distribution mainly centered around Picos de Europa National Park, including a few sites with relict species such as Primula farinosa.
Floristic Composition
Frequent species
Pinguicula grandiflora
0.76,
Carex lepidocarpa aggr.
0.71,
Molinia caerulea
0.67,
Primula farinosa
0.57,
Carex davalliana
0.57,
Juncus articulatus
0.52,
Tofieldia calyculata
0.52,
Anagallis tenella
0.43,
Carex flacca
0.43,
Palustriella falcata
0.38,
Schoenus nigricans
0.38,
Selaginella selaginoides
0.33,
Carex echinata
0.29,
Palustriella commutata
0.29,
Parnassia palustris
0.24,
Allium schoenoprasum
0.19,
Equisetum ramosissimum
0.19,
Pedicularis sylvatica
0.19,
Veronica ponae
0.19,
Soldanella alpina
0.19,
Bartsia alpina
0.19,
Potentilla erecta
0.14,
Mentha aquatica
0.14,
Juncus inflexus
0.14,
Scilla verna
0.14,
Plagiomnium affine
0.14,
Carex panicea
0.14,
Campylium protensum
0.14,
Eleocharis quinqueflora
0.14,
Aquilegia pyrenaica aggr.
0.14,
Eriophorum latifolium
0.14,
Gentiana occidentalis
0.14,
Horminum pyrenaicum
0.14,
Carex pulicaris
0.14,
Trichophorum cespitosum
0.1,
Trifolium dubium
0.1,
Succisa pratensis
0.1,
Isolepis setacea
0.1,
Caltha palustris
0.1,
Juncus acutiflorus
0.1,
Agrostis schleicheri
0.1,
Hypericum nummularium
0.1,
Festuca rubra
0.1,
Eriophorum angustifolium
0.1,
Erica tetralix
0.1,
Equisetum palustre
0.1,
Epilobium palustre
0.1,
Pinguicula lusitanica
0.1,
Carex sempervirens
0.1,
Viola palustris
0.1
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Indicator species
Pinguicula grandiflora 0.74
,
Carex lepidocarpa aggr. 0.65
,
Primula farinosa 0.57
,
Carex davalliana 0.57
,
Tofieldia calyculata 0.52
,
Carex flacca 0.42
,
Molinia caerulea 0.42
,
Juncus articulatus 0.39
,
Schoenus nigricans 0.38
,
Palustriella falcata 0.38
,
Anagallis tenella 0.34
,
Selaginella selaginoides 0.32
,
Palustriella commutata 0.28
,
Soldanella alpina 0.19
,
Bartsia alpina 0.19
,
Veronica ponae 0.19
,
Equisetum ramosissimum 0.19
,
Allium schoenoprasum 0.19
,
Parnassia palustris 0.16
,
Horminum pyrenaicum 0.14
,
Plagiomnium affine 0.14
,
Campylium protensum 0.14
,
Aquilegia pyrenaica aggr. 0.14
,
Gentiana occidentalis 0.14
,
Eleocharis quinqueflora 0.14
,
Carex pulicaris 0.14
,
Juncus inflexus 0.13
,
Carex echinata 0.13
,
Pedicularis sylvatica 0.13
,
Scilla verna 0.13
,
Eriophorum latifolium 0.1
,
Carex sempervirens 0.1
,
Hypericum nummularium 0.1
,
Agrostis schleicheri 0.1
,
Festuca rubra 0.09
,
Succisa pratensis 0.08
,
Carex panicea 0.08
,
Epilobium palustre 0.08
,
Trifolium dubium 0.07
,
Mentha aquatica 0.06
,
Equisetum palustre 0.06
,
Isolepis setacea 0.05
,
Dactylorhiza elata 0.05
,
Lysimachia ephemerum 0.05
,
Gymnostomum calcareum 0.05
,
Saxifraga aizoides 0.05
,
Epipactis palustris 0.05
,
Genista hispanica 0.05
,
Globularia nudicaulis 0.05
,
Gymnadenia conopsea 0.05
,
Pimpinella siifolia 0.05
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Regional distribution
