| Taxon | Code |
| Agrostis | AGRSPX |
| Agrostis stolonifera | AGRSTO |
| Alisma plantago-aquatica | ALIPLA |
| Amblystegium riparium | AMBRIP |
| Bidens | BIDSPX |
| Callitriche hamulata | CALHAM |
| Callitriche obtusangula | CALOBT |
| Callitriche platycarpa | CALPLA |
| Callitriche | CALSPX |
| Carex pendula | CARPEN |
| Carex pseudocyperus | CARPSE |
| Cladophora | CLASPX |
| Convolvulus sepium | COVSEP |
| Cratoneuron filicinum | CRAFIL |
| Cylindrospermum | CYLSPX |
| Cyperus fuscus | CYPFUS |
| Diatoma | DIASPX |
| Echinochloa crus-galli | ECHCRU |
| Equisetum arvense | EQUARV |
| Equisetum palustre | EQUPAL |
| Equisetum | EQUSPX |
| Fissidens crassipes | FISCRA |
| Fissidens | FISSPX |
| Fontinalis antipyretica | FONANT |
| Glechoma hederacea | GLEHED |
| Gongrosira | GONSPX |
| Helosciadium nodiflorum | HELNOD |
| Juncus effusus | JUNEFF |
| Juncus | JUNSPX |
| Lemna minor | LEMMIN |
| Leptodictyum riparium | LEORIP |
| Ludwigia grandiflora | LUDGRA |
| Ludwigia palustris | LUDPAL |
| Ludwigia peploides | LUDPEP |
| Lycopus europaeus | LYCEUR |
| Lysimachia vulgaris | LYSVUL |
| Lythrum salicaria | LYTSAL |
| Melosira | MELSPX |
| Mentha aquatica | MENAQU |
| Nasturtium officinale | NASOFF |
| Oedogonium | OEDSPX |
| Oscillatoria | OSCSPX |
| Paspalum vaginatum | PASVAG |
| Persicaria hydropiper | PERHYD |
| Persicaria maculosa | PERMAC |
| Phalaris arundinacea | PHAARU |
| Phormidium | PHOSPX |
| Potentilla reptans | POEREP |
| Polygonum hydropiper | POLHYD |
| Polygonum | POLSPX |
| Ranunculus repens | RANREP |
| Reynoutria japonica | REYJAP |
| Rubus | RUBSPX |
| Rumex | RUMSPX |
| Solanum dulcamara | SOADUL |
| Sparganium erectum | SPAERE |
| Sparganium | SPASPX |
| Urtica dioica | URTDIO |
| Vaucheria | VAUSPX |
| Veronica beccabunga | VERBEC |
