Distribution: Occurring chiefly east of the Cascades crest in Washington; British Columbia to California, east across most of North America to the Atlantic Coast.
Habitat: Shores, seeps, and ditches.
Flowers: June-September
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Juncus dudleyi in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Juncus dudleyi checklist entry
OregonFlora: Juncus dudleyi information
E-Flora BC: Juncus dudleyi atlas page
CalPhotos: Juncus dudleyi photos