fr, pas-de-calais, vicia faba, hordeum vulgare, brachypodium pinnatum, achillea millefolium, lotus corniculatus, poterium sanguisorba, plantago lanceolata, pilosella officinarum, cirsium acaulon, centaurea scabiosa, dactylis glomerata, centaurea jacea, daucus carota, carex flacca, leontodon hispidus, briza media, linum catharticum, bromus erectus, medicago lupulina, hippocrepis comosa, scabiosa columbaria, origanum vulgare, hypericum perforatum, eryngium campestre, festuca ovina, reseda lutea, pimpinella saxifraga, scorzoneroides hispidula, panicum miliaceum, agrimonia eupatoria, primula veris, carlina vulgaris, ononis spinosa, knautia arvensis, convolvulus arvensis, arrhenatherum elatius, trifolium pratense, galium verum, crataegus monogyna, galium mollugo, brassica napus, potentilla reptans, plantago media, triticum aestivum, jacobaea vulgaris, centaurea nigra, prunella vulgaris, avena sativa, trifolium repens, euphorbia cyparissias