eragrostis minor, chenopodium album, portulaca oleracea, amaranthus retroflexus, echinochloa crus-galli, amaranthus albus, capsella bursa-pastoris, daucus carota, digitaria sanguinalis, erodium cicutarium, persicaria maculosa, plantago major, potentilla supina, reseda lutea, senecio viscosus, setaria pumila, verbena officinalis, viola tricolor