butomus umbellatus, eleocharis palustris, agrostis stolonifera, alisma plantago-aquatica, glyceria maxima, lemna minor, lythrum salicaria, mentha aquatica, potamogeton natans, equisetum fluviatile, glyceria fluitans, lysimachia thyrsiflora, poa palustris, potamogeton lucens, rorippa amphibia, spirodela polyrhiza