fr, pas-de-calais, ranunculus repens, lolium perenne, poa trivialis, agrostis stolonifera, trifolium repens, ranunculus acris, rumex crispus, alopecurus geniculatus, plantago lanceolata, holcus lanatus, elymus repens, alopecurus pratensis, trifolium pratense, rumex acetosa, potentilla reptans, plantago major, cynosurus cristatus, cirsium arvense, hordeum secalinum, argentina anserina, scorzoneroides autumnalis, festuca rubra, cardamine pratensis, trifolium fragiferum, bellis perennis, lolium pratense, eleocharis palustris, phleum pratense, carex hirta, persicaria amphibia, poa pratensis, anthoxanthum odoratum, phalaris arundinacea, glyceria fluitans, convolvulus arvensis, jacobaea aquatica, bromus hordeaceus, silene flos-cuculi, oenanthe fistulosa, lotus corniculatus, achillea millefolium, arrhenatherum elatius, lathyrus pratensis, dactylis glomerata, geranium dissectum, galium palustre, trifolium dubium, carex vulpina, poa annua, agrostis capillaris