Distribution: Occurring east of the Cascades crest; southeastern British Columbia to California, east to Idaho, Utah, New Mexico, and Arizona, also in Great Plains and central North America.
Habitat: Sandy shores, deltas, and seeps.
Flowers: July-September
Origin: Native
Growth Duration: Perennial
Conservation Status: Sensitive in Washington (WANHP)
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PNW Herbaria: Specimen records of Eleocharis coloradoensis in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Eleocharis coloradoensis checklist entry.
OregonFlora: Eleocharis coloradoensis information.
E-Flora BC: Eleocharis coloradoensis atlas page.
CalPhotos: Eleocharis coloradoensis photos.
USDA Plants: Eleocharis coloradoensis information.