| Taxon | Code |
| Ajuga reptans | AJUREP |
| Audouinella | AUDSPX |
| Batrachospermum | BATSPX |
| Bryum capillare | BRYCAP |
| Caltha palustris | CAHPAL |
| Callitriche obtusangula | CALOBT |
| Callitriche | CALSPX |
| Chiloscyphus polyanthos | CHIPOL |
| Elodea canadensis | ELOCAN |
| Fontinalis antipyretica | FONANT |
| Helosciadium nodiflorum | HELNOD |
| Lemna minor | LEMMIN |
| Lemna minuta | LEMMIT |
| Leptodictyum riparium | LEORIP |
| Lycopus europaeus | LYCEUR |
| Melosira | MELSPX |
| Mentha aquatica | MENAQU |
| Myosotis | MYOSPX |
| Oenanthe crocata | OENCRO |
| Oenanthe | OENSPX |
| Pellia epiphylla | PELEPI |
| Phormidium | PHOSPX |
| Potamogeton berchtoldii | POTBER |
| Riccardia chamedryfolia | RICCHA |
| Scapania undulata | SCAUND |
| Sparganium emersum | SPAEME |
| Vaucheria | VAUSPX |
