oenanthe aquatica, lemna minor, spirodela polyrhiza, lythrum salicaria, carex riparia, juncus effusus, lemna trisulca, persicaria minor, ranunculus repens, rumex hydrolapathum, rumex maritimus, veronica scutellata, alopecurus aequalis, butomus umbellatus, galium palustre, glyceria maxima, phragmites australis