fr, pas-de-calais, cirsium arvense, ranunculus repens, poa trivialis, urtica dioica, plantago lanceolata, elymus repens, arrhenatherum elatius, lolium perenne, trifolium repens, dactylis glomerata, achillea millefolium, symphytum officinale, galium aparine, convolvulus arvensis, agrostis stolonifera, lythrum salicaria, heracleum sphondylium, potentilla reptans, holcus lanatus, rumex crispus, plantago major, ranunculus acris, poa pratensis, phragmites australis, trifolium pratense, chenopodium album, capsella bursa-pastoris, alopecurus pratensis, centaurea jacea, calystegia sepium, rumex acetosa, argentina anserina, lathyrus pratensis, glechoma hederacea, persicaria amphibia, daucus carota, polygonum aviculare, equisetum arvense, hordeum vulgare, phalaris arundinacea, poa annua, vicia cracca, lolium pratense, triticum aestivum, silene flos-cuculi, artemisia vulgaris, fallopia convolvulus, tripleurospermum inodorum, stellaria media, phleum pratense