echinochloa crus-galli, alisma plantago-aquatica, agrostis stolonifera, bidens tripartita, bolboschoenus maritimus, butomus umbellatus, glyceria arundinacea, lythrum virgatum, phalaris arundinacea, rubia tatarica, sparganium erectum, typha angustifolia, althaea officinalis, lipandra polysperma, persicaria minor