fr, pas-de-calais, brachypodium pinnatum, leontodon hispidus, poterium sanguisorba, centaurea scabiosa, briza media, lotus corniculatus, cirsium acaulon, hippocrepis comosa, origanum vulgare, pimpinella saxifraga, linum catharticum, carex flacca, centaurea nemoralis, scorzoneroides hispidula, festuca ovina, bromus erectus, centaurea nigra, scabiosa columbaria, dactylis glomerata, pilosella officinarum, polygala calcarea, plantago lanceolata, achillea millefolium, primula veris, daucus carota, medicago lupulina, campanula rotundifolia, jacobaea vulgaris, carlina vulgaris, blackstonia perfoliata, plantago media, trifolium pratense, arrhenatherum elatius, viola hirta, prunella vulgaris, thymus praecox, galium mollugo, helictochloa pratensis, knautia arvensis, crataegus monogyna, ranunculus bulbosus, helianthemum nummularium, gymnadenia conopsea, anthyllis vulneraria, trisetum flavescens, succisa pratensis, polygala vulgaris, picris hieracioides, ononis spinosa, galium verum