Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains and northern Great Plains; also in eastern North America.
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to the Atlantic Coast.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Atlantic Coast.
Widely dsitributed on both sides of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast.
Occurring west of the Cascades crest in Washington; Lane County, Oregon to California and Mexico, also in Montana, southeastern Idaho, and eastern North America.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains; also in northeastern North America; Europe.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and eastern North America.
Occurring on both sides of the Cascades crest in Washington; Northwest Territories to California, east across much of North America to the Atlantic Coast.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, Great Plains, Great Lakes Region, and eastern North America.
Occurring on both sides of the Cascades crest in Washington; British Columbia to Mexico; east over most of the United States to the Atlantic Coast.
Occurring west of the Cascades crest in Washington; Alaska to Washington, east across the northern U.S. and Canada to the Atlantic Coast.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, Great Plains, Great Lakes region, and eastern North America.
British Columbia south on both sides of the Cascades to California, east to the Atlantic.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and northeastern North America.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east to Montana and Colorado; Minnesota to Maine, south to Virginia in eastern United States.
Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east to Idaho and Montana, and much of north central and northeast United States and adjacent Canada.PNW Herbaria: Specimen records of Potamogeton in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Potamogeton checklist entry
OregonFlora: Potamogeton information
E-Flora BC: Potamogeton atlas page
CalPhotos: Potamogeton photos