Distribution: Occurring west of the Cascades crest in the Puget Sound lowlands and east in the Columbia River Gorge in Washington; southern British Columbia to northern California.
Habitat: Open coniferous forests, rocky outcrops, grassy balds, oak woodlands and meadows from low to moderate elevations.
Flowers: March-May
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bees
[none provided]
PNW Herbaria: Specimen records of Erythronium oregonum ssp. oregonum in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Erythronium oregonum ssp. oregonum checklist entry
OregonFlora: Erythronium oregonum ssp. oregonum information
E-Flora BC: Erythronium oregonum ssp. oregonum atlas page
CalPhotos: Erythronium oregonum ssp. oregonum photos