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