Inventaire macrophytes L'Osse à Montesquiou
| Taxon | Code |
|---|---|
| Agrostis stolonifera | AGRSTO |
| Chiloscyphus polyanthos | CHIPOL |
| Cinclidotus riparius | CINRIP |
| Conocephalum conicum | CONCON |
| Cratoneuron filicinum | CRAFIL |
| Fissidens crassipes | FISCRA |
| Fissidens taxifolius | FISTAX |
| Leptodictyum riparium | LEORIP |
| Lyngbya | LYNSPX |
| Melosira | MELSPX |
| Pellia | PELSPX |
| Phormidium | PHOSPX |
| Spirogyra | SPISPX |
| Vaucheria | VAUSPX |