fr, pas-de-calais, cirsium acaulon, brachypodium pinnatum, polygala calcarea, pilosella officinarum, leontodon hispidus, carlina vulgaris, hippocrepis comosa, poterium sanguisorba, linum catharticum, centaurea scabiosa, scabiosa columbaria, carex flacca, blackstonia perfoliata, bromus erectus, festuca ovina, scorzoneroides hispidula, thesium humifusum, briza media, lotus corniculatus, gymnadenia conopsea, galium pumilum, pimpinella saxifraga, thymus praecox, koeleria pyramidata, euphrasia stricta, hippomarathrum montanum, thymus serpyllum, eryngium campestre, bupleurum falcatum, campanula rotundifolia, linum tenuifolium, galium pusillum, ononis spinosa, centaurea jacea, teucrium chamaedrys, origanum vulgare, reseda lutea, anthyllis vulneraria, ononis natrix, achillea millefolium, teucrium montanum, juniperus communis, hypericum perforatum, potentilla verna, stachys recta, coronilla minima, knautia arvensis, euphorbia cyparissias, daucus carota, gentianella germanica