digitaria sanguinalis, setaria pumila, amaranthus retroflexus, aristolochia clematitis, chenopodium album, cirsium arvense, convolvulus arvensis, cynodon dactylon, echinochloa crus-galli, linaria vulgaris, portulaca oleracea, rorippa sylvestris, stellaria media, cichorium intybus, elymus repens, erigeron annuus, erigeron canadensis, galinsoga parviflora, rubus caesius, rumex crispus, senecio vulgaris, sonchus arvensis, sonchus asper, sonchus oleraceus, symphytum officinale