medicago lupulina, lolium multiflorum, daucus carota, lactuca serriola, agrostis stolonifera, erigeron canadensis, festuca bromoides, galega officinalis, melilotus officinalis, papaver rhoeas, poa trivialis, ammi majus, artemisia vulgaris, calystegia sepium, capsella bursa-pastoris, chenopodium album, cirsium arvense, echinochloa crus-galli, erigeron bonariensis, holcus lanatus, hypochaeris radicata, lotus tenuis, pulicaria dysenterica, rumex conglomeratus, silene latifolia, trifolium campestre, vicia sativa