Distribution: Occurring east of the Cascades crest in Washington, where known only from Okanogan County; Yukon Territory to Washington, east across the northern U.S. and Canada to eastern North America.
Habitat: Alkaline water, lakes and slow streams.
Flowers: July-September
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Potamogeton strictifolius in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Potamogeton strictifolius checklist entry
OregonFlora: Potamogeton strictifolius information
E-Flora BC: Potamogeton strictifolius atlas page
CalPhotos: Potamogeton strictifolius photos