fr, pas-de-calais, ranunculus repens, trifolium repens, lolium perenne, ranunculus acris, holcus lanatus, poa trivialis, rumex acetosa, plantago lanceolata, cynosurus cristatus, trifolium pratense, dactylis glomerata, achillea millefolium, bellis perennis, alopecurus pratensis, heracleum sphondylium, anthoxanthum odoratum, agrostis stolonifera, festuca rubra, cirsium arvense, poa pratensis, cardamine pratensis, phleum pratense, bromus hordeaceus, arrhenatherum elatius, lolium pratense, lathyrus pratensis, plantago major, rumex crispus, agrostis capillaris, ranunculus bulbosus, potentilla reptans, cerastium holosteoides, prunella vulgaris, veronica chamaedrys, rumex obtusifolius, scorzoneroides autumnalis, trifolium dubium, trisetum flavescens, cerastium fontanum, urtica dioica, geranium dissectum, centaurea nigra, elymus repens, lotus corniculatus, poa annua, silene flos-cuculi, hypochaeris radicata, convolvulus arvensis, centaurea nemoralis, carex hirta