Potamogeton angustifolius
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Alismatales
- family: Potamogetonaceae
- genus: Potamogeton
- species: Potamogeton angustifolius
Moerbeke
Flanders
Belgium- France
Udler- Wallscheid
Rheinland-Pfalz
Germany
Jonen- Merenschwand
Aargau- Ottenbach
Zurich
Switzerland
Pruniers-en-Sologne