Distribution: Occurring chiefly west of the Cascades crest in Washington; southwestern British Columbia to California, disjunct in the Blue Mountains of Washington.
Habitat: Riparian forests, marshes, shores, peatlands, seeps, and ditches from sea level to middle elevations in the mountains.
Flowers: June-August
Origin: Native
Conservation Status: Not of concern
Pollination: Wind
[none provided]
Publication: Brittonia 55(2): 152. 2003.
PNW Herbaria: Specimen records of Juncus effusus ssp. pacificus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Juncus effusus ssp. pacificus checklist entry.
OregonFlora: Juncus effusus ssp. pacificus information.
E-Flora BC: Juncus effusus ssp. pacificus atlas page.
CalPhotos: Juncus effusus ssp. pacificus photos.
USDA Plants: Juncus effusus ssp. pacificus information.
