Variableleaf pondweed
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Alismatales
- family: Potamogetonaceae
- genus: Potamogeton
- species: Potamogeton gramineus
Campbell River
British ColumbiaCampbellton
Edmundston
Fredericton
Saint John
New BrunswickNorman Wells
Northwest TerritoriesBelleville
Sault Ste. Marie
Ontario
CanadaKuusamo
KymenlaaksoKorpilahti
Ostrobothnia
Finland- France
Urzhar
East Kazakhstan
KazakhstanSvängsta
BlekingeJärvsö
GävleborgFalkenberg
Kungsbacka
Laholm
Onsala
Särö
Veinge
HallandBergeforsen
Fränsta
Johannedal
Kvissleby
Matfors
Njurundabommen
Nolby
Skottsund
Sundsbruk
Vi
Ånge
VästernorrlandBillingsfors
Hindås
Hjo
Lerum
Lidköping
Mariestad
Rannebergen
Sjömarken
Skultorp
Skövde
Svenljunga
Töreboda
Ulricehamn
Åkarp
Västra Götaland
SwedenPalmer Lake
ColoradoBroad Brook
Durham
East Haven
Litchfield
New Haven
Newtown
Prospect
Seymour
Weatogue
ConnecticutPonderay
IdahoMadawaska
MaineArlington
Ashfield
Ashland
Hamilton
Monson
Monson Center
Uxbridge
Winchester
MassachusettsSaint Ignace
Sault Ste. Marie
MichiganWarrensburg
MissouriBigfork
MontanaBlack River
Herkimer
Mohawk
Pine Plains
New YorkSandusky
OhioSalt Lake City
Utah
United States