it, messina, potamogeton natans, alopecurus aequalis, lythrum portula, juncus articulatus, eleocharis palustris, potamogeton pusillus, myriophyllum alterniflorum, ranunculus flammula, utricularia australis, helosciadium inundatum, callitriche obtusangula, agrostis stolonifera, ranunculus aquatilis, trifolium repens, poa trivialis, callitriche stagnalis, agrostis canina, carex nigra, juncus alpinoarticulatus, veronica beccabunga, oenanthe fistulosa, lemna minor, apium nodiflorum, isolepis setacea, glyceria notata, juncus effusus, helosciadium nodiflorum, ranunculus trichophyllus, juncus bulbosus, juncus bufonius, anthoxanthum odoratum, oenanthe aquatica, trifolium pratense, galium palustre, persicaria amphibia, myriophyllum verticillatum, mentha pulegium, sparganium erectum, poa annua, alisma lanceolatum, carex leporina, myriophyllum spicatum, nasturtium officinale, cynosurus cristatus, carex echinata, veronica scutellata, bellis perennis, ranunculus repens, nardus stricta, sagina procumbens