Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia to California, east across North America to the Atlantic Coast.
Habitat: Disturbed areas, including roadsides, often where wet or seasonally moist.
Flowers: July-September
Origin: Introduced from Eurasia and northern Africa
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Phragmites australis ssp. australis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Phragmites australis ssp. australis checklist entry
OregonFlora: Phragmites australis ssp. australis information
E-Flora BC: Phragmites australis ssp. australis atlas page
CalPhotos: Phragmites australis ssp. australis photos