cynodon dactylon, amaranthus deflexus, bidens pilosa, chenopodium album, digitaria sanguinalis, setaria verticillata, amaranthus retroflexus, convolvulus arvensis, crepis bursifolia, cyperus rotundus, echinochloa colonum, eleusine tristachya, eragrostis barrelieri, erigeron bonariensis, euphorbia prostrata, euphorbia serpens, lepidium graminifolium, lobularia maritima, portulaca oleracea, cenchrus longisetus