fr, pas-de-calais, brachypodium pinnatum, poterium sanguisorba, carex flacca, leontodon hispidus, viola hirta, briza media, origanum vulgare, lotus corniculatus, scorzoneroides hispidula, centaurea nemoralis, linum catharticum, primula veris, crataegus monogyna, cirsium acaulon, festuca ovina, pimpinella saxifraga, centaurea nigra, hippocrepis comosa, cornus sanguinea, polygala vulgaris, centaurea scabiosa, dactylis glomerata, prunella vulgaris, achillea millefolium, helianthemum nummularium, fragaria vesca, scabiosa columbaria, bromus erectus, succisa pratensis, pilosella officinarum, plantago lanceolata, hypericum perforatum, agrimonia eupatoria, daucus carota, hedera helix, fraxinus excelsior, gymnadenia conopsea, medicago lupulina, helictochloa pratensis, arrhenatherum elatius, galium mollugo, quercus robur, solidago virgaurea, corylus avellana, carlina vulgaris, neottia ovata, centaurea jacea, clematis vitalba, trifolium pratense, ranunculus bulbosus