fr, puy-de-dôme, chenopodium album, convolvulus arvensis, capsella bursa-pastoris, poa annua, senecio vulgaris, polygonum aviculare, papaver rhoeas, lactuca serriola, bromus sterilis, plantago major, veronica persica, mercurialis annua, stellaria media, artemisia vulgaris, galium aparine, sonchus oleraceus, erodium cicutarium, plantago lanceolata, euphorbia helioscopia, lolium perenne, cirsium arvense, malva neglecta, veronica arvensis, urtica dioica, lamium purpureum, amaranthus retroflexus, trifolium repens, sisymbrium officinale, hordeum murinum, lamium amplexicaule, achillea millefolium, sonchus asper, veronica hederifolia, fallopia convolvulus, vicia sativa, dactylis glomerata, silene latifolia, viola arvensis, medicago lupulina, portulaca oleracea, ballota nigra, rumex crispus, malva sylvestris, lysimachia arvensis, sinapis arvensis, elymus repens, bromus hordeaceus, daucus carota, potentilla reptans, geranium pusillum