| Agrostis stolonifera | AGRSTO |
| Bidens frondosa | BIDFRO |
| Bidens tripartita | BIDTRI |
| Cinclidotus riparius | CINRIP |
| Cladophora | CLASPX |
| Diatoma | DIASPX |
| Echinochloa crus-galli | ECHCRU |
| Echinochloa | ECHSPX |
| Elodea canadensis | ELOCAN |
| Equisetum arvense | EQUARV |
| Equisetum palustre | EQUPAL |
| Eurhynchium hians | EURHIA |
| Fissidens crassipes | FISCRA |
| Fontinalis squamosa | FONSQU |
| Gomphoneis | GOMSPX |
| Hildenbrandia | HILSPX |
| Hydrodictyon | HYISPX |
| Juncus acutiflorus | JUNACU |
| Lemanea | LEASPX |
| Leersia oryzoides | LEEORY |
| Lemna minor | LEMMIN |
| Lemna minuta | LEMMIT |
| Leptodictyum riparium | LEORIP |
| Lyngbya | LYNSPX |
| Lysimachia vulgaris | LYSVUL |
| Melosira | MELSPX |
| Myriophyllum spicatum | MYRSPI |
| Najas marina | NAJMAR |
| |
| Oedogonium | OEDSPX |
| Oscillatoria | OSCSPX |
| Paralemanea | PAASPX |
| Persicaria hydropiper | PERHYD |
| Phalaris arundinacea | PHAARU |
| Phormidium | PHOSPX |
| Polygonum maculatum | POLMAC |
| Polygonum mite | POLMIT |
| Potamogeton nodosus | POTNOD |
| Ranunculus fluitans | RANFLU |
| Ranunculus penicillatus var. calcareus | RANPEC |
| Ranunculus penicillatus var. penicillatus | RANPEE |
| Ranunculus penicillatus | RANPEU |
| Ranunculus | RANSPX |
| Rhynchostegium riparioides | RHYRIP |
| Rorippa amphibia | RORAMP |
| Rorippa islandica | RORISL |
| Rorippa sylvestris | RORSYL |
| Spirogyra | SPISPX |
| Vaucheria | VAUSPX |
| Xanthium orientale subsp. italicum | XANORI |
