fr, pas-de-calais, brachypodium pinnatum, poterium sanguisorba, cirsium acaulon, briza media, pilosella officinarum, leontodon hispidus, linum catharticum, hippocrepis comosa, scabiosa columbaria, festuca ovina, lotus corniculatus, centaurea scabiosa, bromus erectus, origanum vulgare, carex flacca, scorzoneroides hispidula, pimpinella saxifraga, polygala calcarea, carlina vulgaris, achillea millefolium, galium pumilum, hypericum perforatum, koeleria pyramidata, medicago lupulina, centaurea jacea, plantago lanceolata, helianthemum nummularium, thymus praecox, knautia arvensis, ononis spinosa, dactylis glomerata, daucus carota, thesium humifusum, blackstonia perfoliata, gymnadenia conopsea, viola hirta, galium pusillum, eryngium campestre, campanula rotundifolia, centaurea nemoralis, euphrasia stricta, crataegus monogyna, anthyllis vulneraria, ranunculus bulbosus, hippomarathrum montanum, teucrium chamaedrys, centaurea nigra, helictochloa pratensis, gentianella germanica, agrimonia eupatoria