citrus aurantium, amaranthus graecizans, cyperus rotundus, heliotropium europaeum, portulaca oleracea, setaria verticillata, amaranthus retroflexus, cynodon dactylon, digitaria sanguinalis, piptatherum miliaceum, rumex pulcher, chenopodium album, erigeron bonariensis, setaria pumila, sonchus oleraceus, sorghum halepense