butomus umbellatus, agrostis stolonifera, bidens tripartita, bolboschoenus maritimus, equisetum fluviatile, holcus lanatus, hydrocharis morsus-ranae, lemna minor, lysimachia thyrsiflora, lythrum salicaria, persicaria hydropiper, phalaris arundinacea, ranunculus repens, ranunculus sceleratus, rumex crispus, spirodela polyrhiza