bolboschoenus maritimus, lemna minor, lemna trisulca, spirodela polyrhiza, alisma plantago-aquatica, agrostis stolonifera, butomus umbellatus, eleocharis palustris, glyceria fluitans, stuckenia pectinata, acorus calamus, leersia oryzoides, phalaris arundinacea, sagittaria sagittifolia