butomus umbellatus, drepanocladus aduncus, eleocharis acicularis, eleocharis palustris, alisma plantago-aquatica, ranunculus circinatus, callitriche cophocarpa, chara vulgaris, lemna minor, lemna trisulca, sagittaria sagittifolia, utricularia australis, ceratophyllum demersum, spirodela polyrhiza