it, messina, potamogeton natans, alopecurus aequalis, lythrum portula, juncus articulatus, eleocharis palustris, ranunculus flammula, potamogeton pusillus, myriophyllum alterniflorum, utricularia australis, helosciadium inundatum, callitriche obtusangula, ranunculus aquatilis, callitriche stagnalis, agrostis stolonifera, lemna minor, apium nodiflorum, veronica beccabunga, oenanthe fistulosa, juncus bulbosus, oenanthe aquatica, ranunculus trichophyllus, glyceria notata, carex nigra, poa trivialis, juncus effusus, trifolium repens, agrostis canina, helosciadium nodiflorum, sparganium erectum, juncus bufonius, isolepis setacea, myriophyllum verticillatum, galium palustre, alisma lanceolatum, persicaria amphibia, juncus alpinoarticulatus, mentha pulegium, myriophyllum spicatum, veronica scutellata, glyceria fluitans, nasturtium officinale, callitriche hamulata, poa annua, ranunculus repens, carex leporina, carex echinata, schoenoplectus lacustris, carex rostrata, veronica anagallis-aquatica, potamogeton polygonifolius