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