echinochloa crus-galli, bidens tripartita, rorippa palustris, agrostis stolonifera, alisma plantago-aquatica, atriplex prostrata, butomus umbellatus, inula britannica, lipandra polysperma, lythrum salicaria, mentha arvensis, oenanthe aquatica, persicaria amphibia, persicaria minor, phalaris arundinacea, stachys palustris, xanthium strumarium