Inventaire macrophytes Le Bras du Retjons au niveau de Rion-des-Landes
| Taxon | Code |
|---|---|
| Agrostis canina | AGRCAN |
| Agrostis | AGRSPX |
| Callitriche obtusangula | CALOBT |
| Diatoma | DIASPX |
| Hygrohypnum luridum | HYGLUR |
| Hydrocotyle vulgaris | HYRVUL |
| Isolepis fluitans | ISLFLU |
| Jungermannia atrovirens | JUGATR |
| Lotus pedunculatus | LOTPED |
| Luronium natans | LURNAT |
| Mentha aquatica | MENAQU |
| Microspora | MICSPX |
| Mnium hornum | MNIHOR |
| Molinia caerulea | MOLCAE |
| Myosotis scorpioides | MYOSCO |
| Myosotis secunda | MYOSEC |
| Myosotis | MYOSPX |
| Oedogonium | OEDSPX |
| Osmunda regalis | OSMREG |
| Pellia epiphylla | PELEPI |
| Pellia | PELSPX |
| Phormidium | PHOSPX |
| Polytrichum commune | POICOM |
| Potamogeton compressus | POTCOM |
| Potamogeton nodosus | POTNOD |
| Ranunculus | RANSPX |
| Scapania undulata | SCAUND |
| Schoenoplectus lacustris | SCNLAC |
| Scutellaria galericulata | SCUGAL |
| Scytonema | SCYSPX |
| Sparganium emersum | SPAEME |
| Sparganium emersum f. longissimum | SPAEML |
| Sparganium erectum | SPAERE |
| Sphagnum auriculatum | SPHAUR |
| Sphagnum palustre | SPHPAL |
| Tabellaria | TABSPX |