bidens aurea, sambucus ebulus, arctium minus, convolvulus arvensis, dactylis glomerata, lolium arundinaceum, rubus caesius, symphyotrichum squamatum, trifolium pratense, trifolium repens, elymus repens, malva sylvestris, plantago lanceolata, daucus carota, digitaria sanguinalis, echinochloa crus-galli, helminthotheca echioides, medicago sativa, melilotus albus, piptatherum miliaceum, rumex crispus, sisymbrium officinale