Distribution: Occurring chiefly east of the Cascades crest in Washington; southern British Columbia to California, east to the Rocky Mountains, northern Great Plains, Great Lakes region, and eastern North America.
Habitat: Forest edge and openings, thickets, and rocky slopes at low to middle elevations.
Flowers: January-March
Origin: Native
Conservation Status: Not of concern
[none provided]
Corylus cornuta Marshall var. megaphylla Vict. & J. Rouss.
Corylus rostrata Aiton
PNW Herbaria: Specimen records of Corylus cornuta ssp. cornuta in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Corylus cornuta ssp. cornuta checklist entry.
OregonFlora: Corylus cornuta ssp. cornuta information.
E-Flora BC: Corylus cornuta ssp. cornuta atlas page.
CalPhotos: Corylus cornuta ssp. cornuta photos.
USDA Plants: Corylus cornuta ssp. cornuta information.
