Distribution: Occurring west of the Cascades crest in lowland western Washington; southwestern British Columbia to California.
Habitat: Wet prairie remnants, and swales.
Flowers: May-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex unilateralis in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex unilateralis checklist entry
OregonFlora: Carex unilateralis information
E-Flora BC: Carex unilateralis atlas page
CalPhotos: Carex unilateralis photos