fr, pas-de-calais, holcus lanatus, quercus robur, ranunculus repens, ranunculus acris, hedera helix, fraxinus excelsior, corylus avellana, anthoxanthum odoratum, poa trivialis, rumex acetosa, juncus subnodulosus, crataegus monogyna, lonicera periclymenum, cardamine pratensis, heracleum sphondylium, plantago lanceolata, succisa pratensis, filipendula ulmaria, trifolium repens, prunus spinosa, cynosurus cristatus, cirsium palustre, dactylis glomerata, prunella vulgaris, trifolium pratense, festuca rubra, carpinus betulus, centaurea jacea, centaurea nigra, agrostis stolonifera, centaurea nemoralis, agrostis capillaris, ajuga reptans, carex flacca, lolium perenne, fagus sylvatica, lotus pedunculatus, viburnum opulus, angelica sylvestris, achillea millefolium, lotus corniculatus, arum maculatum, potentilla reptans, arrhenatherum elatius, briza media, lathyrus pratensis, potentilla erecta, primula veris, cornus sanguinea, pteridium aquilinum