fr, pas-de-calais, carex arenaria, hypochaeris radicata, jacobaea vulgaris, festuca rubra, luzula campestris, plantago lanceolata, galium verum, agrostis capillaris, rumex acetosella, rumex angiocarpus, poa pratensis, bromus hordeaceus, veronica arvensis, erodium cicutarium, aira praecox, lotus corniculatus, anthoxanthum odoratum, crepis capillaris, sedum acre, geranium molle, achillea millefolium, holcus lanatus, cerastium semidecandrum, trifolium repens, trifolium dubium, arenaria serpyllifolia, ranunculus bulbosus, vicia sativa, eryngium campestre, koeleria macrantha, pilosella officinarum, ononis spinosa, cerastium arvense, cerastium fontanum, trifolium campestre, myosotis ramosissima, rumex acetosa, phleum arenarium, lolium perenne, aira caryophyllea, dactylis glomerata, arrhenatherum elatius, vicia lathyroides, trifolium arvense, festuca filiformis, cerastium holosteoides, thrincia saxatilis, plantago coronopus, bellis perennis, vulpia bromoides