fr, pas-de-calais, festuca bromoides, hypochaeris radicata, rumex angiocarpus, plantago lanceolata, ornithopus perpusillus, rumex acetosella, vulpia bromoides, bromus hordeaceus, agrostis capillaris, aira caryophyllea, veronica arvensis, trifolium dubium, erodium cicutarium, pilosella officinarum, trifolium campestre, trifolium striatum, trifolium arvense, logfia minima, anthoxanthum odoratum, teesdalia nudicaulis, hypochaeris glabra, trifolium subterraneum, aira praecox, luzula campestris, vicia sativa, achillea millefolium, ranunculus bulbosus, cerastium semidecandrum, jasione montana, vicia hirsuta, lotus corniculatus, festuca rubra, draba verna, poa bulbosa, galium verum, cerastium glomeratum, eryngium campestre, trifolium repens, thrincia saxatilis, festuca filiformis, corynephorus canescens, myosotis discolor, plantago coronopus, moenchia erecta, dactylis glomerata, lolium perenne, crepis capillaris, cerastium pumilum, poterium sanguisorba, poa annua