Distribution: Occurring east of the Cascades crest in Washington; Alaska to Washington, east to the Rocky Mountains, east across Canada to the Great Lakes region and eastern North America.
Habitat: Deep shade of cool, moist forests.
Flowers: April-July
Origin: Native
Conservation Status: Not of concern
[none provided]
PNW Herbaria: Specimen records of Calypso bulbosa var. americana in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Calypso bulbosa var. americana checklist entry.
E-Flora BC: Calypso bulbosa var. americana atlas page.
CalPhotos: Calypso bulbosa var. americana photos.
USDA Plants: Calypso bulbosa var. americana information.