fr, pas-de-calais, linum catharticum, centaurea scabiosa, blackstonia perfoliata, carlina vulgaris, carex flacca, poterium sanguisorba, briza media, brachypodium pinnatum, lotus corniculatus, leontodon hispidus, cirsium acaulon, scabiosa columbaria, origanum vulgare, pilosella officinarum, hippocrepis comosa, bromus erectus, scorzoneroides hispidula, medicago lupulina, plantago lanceolata, gymnadenia conopsea, pimpinella saxifraga, daucus carota, achillea millefolium, anthyllis vulneraria, jacobaea vulgaris, festuca ovina, centaurea jacea, dactylis glomerata, polygala calcarea, ononis spinosa, viola hirta, galium mollugo, hypericum perforatum, anacamptis pyramidalis, reseda lutea, campanula rotundifolia, crataegus monogyna, polygala vulgaris, galium verum, plantago media, picris hieracioides, trifolium pratense, prunella vulgaris, euphrasia stricta, ranunculus bulbosus, genista tinctoria, thymus praecox, ophrys apifera, arrhenatherum elatius, helianthemum nummularium