Vascular Plants - Polygonaceae - Eriogonum:
Eriogonum heracleoides
Page Author: David Giblin
parsnip-flower buckwheat, parsnip-flowered eriogonum 
Blooms: May-July
Habit: shrub,herb
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.

Distribution: Occurring east of the Cascades crest in Washington; British Columbia to south California, east to Wyoming and Nevada.
Habitat: Deeper soil of shrub-steppe to ponderosa pine forests and rocky ridges at mid-elevation in the mountains.
Species Description:

General: Perennial with a branched, woody base forming clumps up to 6 dm. broad and 4 dm. high, generally white-woolly throughout.
Leaves: Numerous, basal, linear-lanceolate to broadly oblanceolate, gray on both surfaces, on petioles several times as long as the blade,
Flowers: Peduncles 10-30 cm. long, usually with several leafy bracts about mid-length; inflorescence a compound umbel with narrow bracts at the base; involucres woolly, cup-shaped, the several lobes 2-3 mm. long; tepals white to cream, occasionally pinkish, glabrous externally, with a stipe-like base 1-3 mm. long.

Distinguishing Characteristics: The whorl of bracts at mid-stem is a good identifying feature if they are present, but they are often lacking in Kittitas, Chelan and Douglas Counties. The long, narrow, woolly leaves are distinctive in those areas
Subspecies & Varieties:
Accepted Name:
Eriogonum heracleoides Nutt.
Synonyms:
(none)

Treated in Flora of the PNW as:
Eriogonum heracleoides
Additional Resources:

PNW Herbaria Specimens: View list of Eriogonum heracleoides specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Eriogonum heracleoides specimens in the WTU Herbarium database.

Washington Flora Checklist: Eriogonum heracleoides treatment.

E-Flora BC: Eriogonum heracleoides atlas page.

CalPhotos: Eriogonum heracleoides images.

USDA Plants Database: Eriogonum heracleoides.
Additional photographs of Eriogonum heracleoides:
(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

Dana Visalli

Dana Visalli

Dana Visalli

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Don Knoke, 2008

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

David Giblin, 2009

David Giblin, 2009

Paul Slichter, 2007

Paul Slichter, 2007

Paul Slichter, 2007

Chris Wood, 2010

Chris Wood, 2010

Ron Bockelman, 2010

Ron Bockelman, 2010

Ron Bockelman, 2011

Ron Bockelman, 2010

Ron Bockelman, 2010

Ron Bockelman, 2011

Ron Bockelman, 2009

Ron Bockelman, 2009

Ron Bockelman, 2009

Ron Bockelman, 2010

Ron Bockelman, 2009

Ron Bockelman, 2010
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