fr, pas-de-calais, achillea millefolium, leontodon hispidus, lotus corniculatus, plantago lanceolata, dactylis glomerata, daucus carota, brachypodium pinnatum, poterium sanguisorba, medicago lupulina, briza media, scorzoneroides hispidula, centaurea nigra, linum catharticum, centaurea nemoralis, arrhenatherum elatius, carex flacca, centaurea scabiosa, pilosella officinarum, cirsium acaulon, trifolium pratense, prunella vulgaris, origanum vulgare, centaurea jacea, pimpinella saxifraga, festuca ovina, ranunculus bulbosus, festuca rubra, jacobaea vulgaris, poa pratensis, bromus erectus, holcus lanatus, galium mollugo, trisetum flavescens, trifolium repens, scabiosa columbaria, hypericum perforatum, crataegus monogyna, heracleum sphondylium, ononis spinosa, primula veris, potentilla reptans, agrostis stolonifera, agrimonia eupatoria, blackstonia perfoliata, picris hieracioides, convolvulus arvensis, galium verum, hippocrepis comosa, plantago media, knautia arvensis