fr, pas-de-calais, dactylis glomerata, holcus lanatus, plantago lanceolata, arrhenatherum elatius, heracleum sphondylium, ranunculus acris, achillea millefolium, crataegus monogyna, rumex acetosa, centaurea jacea, lotus corniculatus, ranunculus repens, poa trivialis, quercus robur, anthoxanthum odoratum, trifolium pratense, trifolium repens, hedera helix, primula veris, festuca rubra, potentilla reptans, fraxinus excelsior, galium mollugo, lolium perenne, cynosurus cristatus, briza media, prunus spinosa, corylus avellana, cardamine pratensis, lathyrus pratensis, brachypodium pinnatum, carex flacca, cornus sanguinea, centaurea nigra, centaurea nemoralis, agrostis capillaris, galium verum, poterium sanguisorba, ranunculus bulbosus, leontodon hispidus, cruciata laevipes, poa pratensis, agrostis stolonifera, veronica chamaedrys, euonymus europaeus, urtica dioica, carpinus betulus, acer campestre, prunella vulgaris, ajuga reptans