fr, pas-de-calais, dactylis glomerata, achillea millefolium, plantago lanceolata, arrhenatherum elatius, heracleum sphondylium, holcus lanatus, rumex acetosa, trifolium pratense, ranunculus acris, trifolium repens, ranunculus bulbosus, festuca rubra, poa trivialis, trisetum flavescens, lolium perenne, centaurea jacea, poa pratensis, cynosurus cristatus, anthoxanthum odoratum, lotus corniculatus, bellis perennis, lathyrus pratensis, ranunculus repens, crepis biennis, veronica chamaedrys, primula veris, alopecurus pratensis, lolium pratense, bromus hordeaceus, phleum pratense, daucus carota, tragopogon pratensis, galium mollugo, galium verum, agrostis capillaris, cirsium arvense, trifolium dubium, convolvulus arvensis, jacobaea vulgaris, cerastium holosteoides, centaurea nigra, medicago lupulina, potentilla reptans, cardamine pratensis, vicia sativa, hypochaeris radicata, anthriscus sylvestris, vicia cracca, vicia sepium, prunella vulgaris