lactuca sativa, poa annua, polypogon monspeliensis, spergularia marina, chenopodiastrum murale, lepidium didymum, malva parviflora, oxybasis glauca, polygonum aviculare, ranunculus sceleratus, sonchus oleraceus, symphyotrichum squamatum, helminthotheca echioides, persicaria lapathifolia, sisymbrium irio