Distribution: Occurring chiefly east of the Cascades crest in Washington; Alaska to California, east to the Great Plains, Great Lakes region, and northeastern North America.
Habitat: Peatlands, shores, springs, swamps, sometimes in shallow water.
Flowers: June-July
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Wind
[none provided]
PNW Herbaria: Specimen records of Carex diandra in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Carex diandra checklist entry
OregonFlora: Carex diandra information
E-Flora BC: Carex diandra atlas page
CalPhotos: Carex diandra photos