butomus umbellatus, glyceria maxima, bidens tripartita, oenanthe aquatica, persicaria hydropiper, alisma lanceolatum, agrostis stolonifera, lemna minor, persicaria amphibia, persicaria lapathifolia, ranunculus circinatus, ranunculus repens, rorippa amphibia, spirodela polyrhiza, alisma plantago-aquatica