Origin: Introduced from Eurasia
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Juncus effusus ssp. effusus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Juncus effusus ssp. effusus checklist entry.
E-Flora BC: Juncus effusus ssp. effusus atlas page.
CalPhotos: Juncus effusus ssp. effusus photos.
USDA Plants: Juncus effusus ssp. effusus information.