agrostis stolonifera, echinochloa crus-galli, alisma plantago-aquatica, bidens frondosa, persicaria minor, phalaris arundinacea, rorippa palustris, xanthium strumarium, althaea officinalis, atriplex prostrata, butomus umbellatus, glyceria arundinacea, gratiola officinalis, lipandra polysperma, setaria pumila