Vascular Plants - Asteraceae - Helianthella - Helianthella uniflora:
Helianthella uniflora var. douglasii
Rocky Mountain helianthella 
Blooms: May - August
Habit: herb
Duration: perennial
Origin: Native
Distribution: East of the Cascades in Washington and Oregon, east to Montana
Habitat: Hillsides and open woods
Accepted Name:
Helianthella uniflora (Nutt.) Torr. & A. Gray var. douglasii (Torr. & A. Gray) W.A. Weber
Synonyms:
(none)

Treated in Flora of the PNW as:
Helianthella uniflora var. douglasii
Additional Resources:

PNW Herbaria Specimens: View list of Helianthella uniflora var. douglasii specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Helianthella uniflora var. douglasii specimens in the WTU Herbarium database.

Washington Flora Checklist: Helianthella uniflora var. douglasii treatment.

E-Flora BC: Helianthella uniflora var. douglasii atlas page.

CalPhotos: Helianthella uniflora var. douglasii images.

USDA Plants Database: Helianthella uniflora var. douglasii.
Additional photographs of Helianthella uniflora var. douglasii:
(click on a thumbnail to view larger photo)

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Ben Legler, 2004

Robert L. Carr, 2009

Robert L. Carr, 2009

Robert L. Carr, 2009

Robert L. Carr, 2009

Robert L. Carr, 2009

Robert L. Carr, 2009

Robert L. Carr, 2009

Robert L. Carr, 2009

Susan McDougall, 2005

Ron Bockelman, 2011

Ron Bockelman, 2011

Ron Bockelman, 2011

Ron Bockelman, 2011

Ron Bockelman, 2011
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Washington Native Plant Society
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