| Agrostis | AGRSPX |
| Agrostis stolonifera | AGRSTO |
| Amblystegium fluviatile | AMBFLU |
| Amblystegium riparium | AMBRIP |
| Audouinella | AUDSPX |
| Chiloscyphus polyanthos | CHIPOL |
| Cinclidotus fontinaloides | CINFON |
| Cinclidotus riparius | CINRIP |
| Cladophora | CLASPX |
| Cratoneuron filicinum | CRAFIL |
| Cymbella | CYBSPX |
| Diatoma | DIASPX |
| Echinochloa crus-galli | ECHCRU |
| Fissidens crassipes | FISCRA |
| Fissidens fontanus | FISFON |
| Fissidens grandifrons | FISGRN |
| Fissidens rivularis | FISRIV |
| Fissidens viridulus | FISVIR |
| Fontinalis antipyretica | FONANT |
| Fragilaria | FRASPX |
| Heribaudiella | HERSPX |
| Hildenbrandia | HILSPX |
| Lemanea | LEASPX |
| Leersia oryzoides | LEEORY |
| Lemna minuta | LEMMIT |
| Leptodictyum riparium | LEORIP |
| Lyngbya | LYNSPX |
| Lysimachia vulgaris | LYSVUL |
| Lythrum salicaria | LYTSAL |
| Melosira | MELSPX |
| Mentha aquatica | MENAQU |
| Mentha suaveolens | MENSUA |
| Myriophyllum spicatum | MYRSPI |
| |
| Nuphar lutea | NUPLUT |
| Octodiceras fontanum | OCTFON |
| Oedogonium | OEDSPX |
| Oscillatoria | OSCSPX |
| Oxyrrhynchium hians | OXYHIA |
| Paralemanea | PAASPX |
| Persicaria maculosa | PERMAC |
| Phalaris arundinacea | PHAARU |
| Phormidium | PHOSPX |
| Plectonema | PLESPX |
| Polygonum hydropiper | POLHYD |
| Porella pinnata | PORPIN |
| Potamogeton crispus | POTCRI |
| Potamogeton nodosus | POTNOD |
| Ranunculus fluitans | RANFLU |
| Rhizoclonium | RHISPX |
| Rhynchostegium riparioides | RHYRIP |
| Scytonema | SCYSPX |
| Spirogyra | SPISPX |
| Thamnobryum alopecurum | THAALO |
| Thorea | THOSPX |
| Ulothrix | ULOSPX |
| Vaucheria | VAUSPX |
| Veronica anagallis-aquatica | VERANA |
| Verrucaria | VEUSPX |
| Xanthium orientale subsp. italicum | XANORI |
