erigeron bonariensis, erodium malacoides, rostraria cristata, sisymbrium irio, amaranthus deflexus, carduus pycnocephalus, catapodium rigidum, echium vulgare, sisymbrium orientale, sonchus oleraceus, atriplex rosea, bromus madritensis, chenopodium vulvaria, lepidium virginicum, lolium rigidum, urtica urens