echinochloa crus-galli, amaranthus retroflexus, convolvulus arvensis, digitaria sanguinalis, mercurialis annua, portulaca oleracea, setaria viridis, amaranthus graecizans, chenopodium album, chondrilla juncea, equisetum arvense, erigeron canadensis, fallopia convolvulus, galega officinalis, heliotropium europaeum, solanum nigrum, symphyotrichum squamatum