fr, pas-de-calais, holcus lanatus, achillea millefolium, dactylis glomerata, rumex acetosa, centaurea nemoralis, ranunculus acris, agrostis capillaris, plantago lanceolata, quercus robur, festuca rubra, heracleum sphondylium, anthoxanthum odoratum, trifolium repens, centaurea nigra, arrhenatherum elatius, trifolium pratense, lotus corniculatus, cynosurus cristatus, lolium perenne, hedera helix, ranunculus repens, lonicera periclymenum, poa trivialis, prunella vulgaris, brachypodium pinnatum, crataegus monogyna, veronica chamaedrys, hyacinthoides non-scripta, primula veris, corylus avellana, fraxinus excelsior, ranunculus bulbosus, succisa pratensis, hypochaeris radicata, teucrium scorodonia, poa pratensis, jacobaea vulgaris, cerastium fontanum, pteridium aquilinum, leontodon hispidus, pimpinella saxifraga, poterium sanguisorba, carex flacca, trisetum flavescens, prunus spinosa, daucus carota, origanum vulgare, lathyrus pratensis, arum maculatum, cirsium arvense