fr, pas-de-calais, agrostis stolonifera, ranunculus repens, oenanthe fistulosa, poa trivialis, juncus subnodulosus, holcus lanatus, trifolium repens, argentina anserina, eleocharis palustris, galium palustre, trifolium fragiferum, ranunculus flammula, ranunculus acris, potentilla reptans, lolium perenne, carex hirta, cardamine pratensis, rumex crispus, persicaria amphibia, juncus articulatus, juncus inflexus, festuca rubra, rumex conglomeratus, glyceria fluitans, plantago lanceolata, silene flos-cuculi, plantago major, cirsium arvense, carex disticha, myosotis scorpioides, jacobaea aquatica, phalaris arundinacea, eleocharis uniglumis, iris pseudacorus, pulicaria dysenterica, trifolium pratense, althaea officinalis, rumex acetosa, cynosurus cristatus, alopecurus geniculatus, phleum pratense, phragmites australis, carex vulpina, bellis perennis, hydrocotyle vulgaris, lythrum salicaria, poa pratensis, lotus pedunculatus, lycopus europaeus, lysimachia nummularia