Origin: Native
Conservation Status: Not of concern
[none provided]
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across North America to the Atlantic Coast; cosmopolitan.
Occurring chiefly west of the Cascades crest and in the Columbia River Gorge in Washington; southwestern British Columbia to California, east across the U.S. in scattered locations to the Atlantic Coast.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across much of North America to the Atlantic Coast; cosmopolitan.
Occurring on both sides of the Cascades crest in Washington; Alaska to California, east across much of North America to the Atlantic Coast; also in Eurasia.PNW Herbaria: Specimen records of Lemna in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Lemna checklist entry
OregonFlora: Lemna information
E-Flora BC: Lemna atlas page
CalPhotos: Lemna photos