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