amaranthus retroflexus, bassia scoparia, symphyotrichum squamatum, amaranthus muricatus, tribulus terrestris, amaranthus blitoides, amaranthus viridis, chenopodium album, erigeron bonariensis, polygonum aviculare, sisymbrium irio, sonchus tenerrimus, amaranthus hybridus, bromus catharticus, euphorbia prostrata, lactuca serriola, lepidium graminifolium, oloptum miliaceum, parietaria judaica, amaranthus deflexus, cyperus rotundus, portulaca oleracea