digitaria sanguinalis, tribulus terrestris, bidens pilosa, chenopodium album, eragrostis barrelieri, erigeron bonariensis, portulaca oleracea, setaria verticillata, amaranthus deflexus, amaranthus muricatus, amaranthus retroflexus, crepis bursifolia, cyperus rotundus, echinochloa colonum, eleusine indica, euphorbia prostrata, polygonum aviculare, solanum nigrum, symphyotrichum squamatum, euphorbia serpens