fr, lot-et-garonne, chenopodium album, convolvulus arvensis, artemisia vulgaris, echinochloa crus-galli, polygonum aviculare, poa annua, portulaca oleracea, plantago lanceolata, potentilla reptans, cirsium arvense, persicaria lapathifolia, erigeron canadensis, sonchus asper, amaranthus retroflexus, plantago major, senecio vulgaris, solanum nigrum, persicaria maculosa, aristolochia clematitis, digitaria sanguinalis, verbena officinalis, sonchus oleraceus, eryngium campestre, lactuca serriola, reseda lutea, cynodon dactylon, trifolium repens, daucus carota, lolium perenne, lythrum salicaria, urtica dioica, ambrosia artemisiifolia, panicum capillare, rumex crispus, medicago lupulina, agrostis stolonifera, populus nigra, veronica persica, capsella bursa-pastoris, poa trivialis, elymus repens, medicago sativa, vicia sativa, lysimachia arvensis, papaver rhoeas, echium vulgare, erodium cicutarium, ranunculus repens, gnaphalium uliginosum, setaria viridis