fr, pas-de-calais, heracleum sphondylium, fritillaria meleagris, ranunculus repens, ranunculus acris, plantago lanceolata, holcus lanatus, dactylis glomerata, trifolium repens, poa trivialis, lolium perenne, trifolium pratense, centaurea nigra, arrhenatherum elatius, rumex acetosa, alopecurus pratensis, potentilla reptans, lathyrus pratensis, urtica dioica, anthriscus sylvestris, primula veris, achillea millefolium, cynosurus cristatus, cirsium arvense, cardamine pratensis, bellis perennis, convolvulus arvensis, geranium dissectum, arum maculatum, galium aparine, cerastium fontanum, crataegus monogyna, veronica chamaedrys, filipendula ulmaria, lamium album, anthoxanthum odoratum, glechoma hederacea, prunus spinosa, ranunculus bulbosus, sanguisorba officinalis, agrostis stolonifera, trifolium dubium, festuca rubra, hedera helix, lotus corniculatus, jacobaea vulgaris, prunella vulgaris, rumex obtusifolius, lysimachia nummularia, galium verum, vicia sativa