text: chenopodium album, amaranthus albus, amaranthus blitoides, amaranthus hypochondriacus, amaranthus retroflexus, chenopodiastrum hybridum, chenopodiastrum murale, cirsium arvense, convolvulus arvensis, digitaria sanguinalis, echinochloa crus-galli, eragrostis cilianensis, eragrostis minor, hibiscus trionum, portulaca oleracea, setaria pumila, sonchus arvensis