butomus umbellatus, elodea nuttallii, agrostis stolonifera, glyceria fluitans, glyceria maxima, lemna minor, lemna trisulca, oenanthe fistulosa, phalaris arundinacea, spirodela polyrhiza, oenanthe aquatica, schoenoplectus lacustris, lycopus europaeus, lythrum salicaria, bidens tripartita