paspalum vaginatum, polygonum aviculare, amaranthus retroflexus, bromus catharticus, convolvulus arvensis, rumex obtusifolius, setaria pumila, trifolium pratense, cynodon dactylon, echinochloa crus-galli, helminthotheca echioides, plantago major, potentilla reptans, rumex crispus, setaria verticillata, trifolium repens, chenopodium album, dactylis glomerata, digitaria sanguinalis, malva sylvestris, picris hieracioides, plantago lanceolata, sonchus asper, verbena officinalis, veronica persica