grass-wrack pondweed
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Alismatales
- family: Potamogetonaceae
- genus: Potamogeton
- species: Potamogeton compressus
Hoogezand
Groningen
Nieuw-Loosdrecht
North Holland
Netherlands
Gränna
Jönköping
Kristianstad
Norra Åsum
Oxie
Skåne
Sala
Västmanland
Grebbestad
Ulricehamn
Västra Götaland
Sweden
Darlington
Pevensey
England
United Kingdom
Litchfield
Connecticut
Whiting
Indiana
Dunes City
Oregon
United States
Aarschot