text: amaranthus retroflexus, mercurialis annua, setaria viridis, diplotaxis erucoides, lolium multiflorum, pastinaca sativa, amaranthus graecizans, cirsium arvense, convolvulus arvensis, daucus carota, echinochloa crus-galli, geranium dissectum, helminthotheca echioides, polygonum aviculare, portulaca oleracea, senecio vulgaris, veronica persica