zea mays, bothriochloa ischaemum, lactuca serriola, chenopodium album, cirsium arvense, helminthotheca echioides, kickxia spuria, nigella damascena, polygonum bellardii, senecio vulgaris, setaria pumila, stachys annua, daucus carota, echium vulgare, heracleum sphondylium, plantago media