echinochloa crus-galli, bidens tripartita, persicaria lapathifolia, amaranthus retroflexus, argentina anserina, capsella bursa-pastoris, chenopodium album, elymus repens, epilobium hirsutum, lipandra polysperma, lycopus europaeus, poa annua, poa palustris, ranunculus repens, rorippa sylvestris, tripleurospermum inodorum