Vascular Plants - Rosaceae - Prunus:
Prunus emarginata
Page Author: David Giblin
bitter cherry 
Blooms: April-June
Habit: tree,shrub
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.

Distribution: Occurring on both sides of the Cascades crest in Washington; British Columbia south to California, east to the Rocky Mountains.
Habitat: Moist woods or somewhat moist places in shrub-steppe, sea level to mid-elevations in the mountains.
Species Description:

General: Deciduous, straggly shrubs to erect, spreading trees 15 m. tall, the bark deep reddish-purple on the young twigs.
Leaves: Leaves alternate, the blades elliptic to oblong or obovate, finely serrate, 3-8 cm. long, with petioles 5-12 mm. long.
Flowers: Inflorescence a few-flowered, flat-topped raceme; calyx cup-shaped, the 5 oblong-lanceolate lobes 2.5-3.5 mm. long; petals 5, white, obovate, 5-7 mm. long, pubescent on the lower surface; stamens about 20; pistil 1.
Fruits: Drupe dark red to nearly black, 8-12 mm. long, very bitter.
Accepted Name:
Prunus emarginata (Douglas) Eaton
Synonyms:
Cerasus erecta Presl.
Cerasus mollis Dougl. Ex Hook.
Cerasus prunifolia Greene
Prunus emarginata (Dougl. ex Hook.) D. Dietr. var. crenulata (Greene) Kearney & Peebles
Prunus emarginata (Dougl. ex Hook.) D. Dietr. var. emarginata
Prunus emarginata (Dougl. ex Hook.) D. Dietr. var. mollis (Dougl. ex Hook.) Brewer

Treated in Flora of the PNW as:
Prunus emarginata
Additional Resources:

PNW Herbaria Specimens: View list of all Prunus emarginata specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Prunus emarginata specimens in the WTU Herbarium database.

Washington Flora Checklist: Prunus emarginata treatment.

E-Flora BC: Prunus emarginata atlas page.

CalPhotos: Prunus emarginata images.

USDA Plants Database: Prunus emarginata.
Additional photographs of Prunus emarginata:
(click on a thumbnail to view larger photo)

Clayton J. Antieau, 1983

Clayton J. Antieau, 1983

Clayton J. Antieau, 2004

Clayton J. Antieau, 2004

Jim Riley

M. R. Smith

M. R. Smith

Clayton J. Antieau

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

Ben Legler, 2005

H. Tim Gladwin, 1986

H. Tim Gladwin, 1984

H. Tim Gladwin, 1986

H. Tim Gladwin, 1986

Bud Kovalchik

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Tim Hagan, 2003

G. D. Carr, 2007

G. D. Carr, 2007

G. D. Carr, 2007

G. D. Carr, 2007

G. D. Carr, 2007

Robert L. Carr, 2010

Robert L. Carr, 2010

Robert L. Carr, 2010

Robert L. Carr, 2010

Robert L. Carr, 2010

Greg Butler, 2011

Greg Butler, 2011

Greg Butler, 2011

G. D. Carr, 2011

G. D. Carr, 2011

G. D. Carr, 2011

G. D. Carr, 2011

Susan McDougall, 2004

Ron Bockelman, 2011

Ron Bockelman, 2011

Ron Bockelman, 2011

Ron Bockelman, 2011

Ron Bockelman, 2011

Ron Bockelman, 2012

Susan McDougall, 2010

Susan McDougall, 2010

Susan McDougall, 2010

Susan McDougall, 2010

Ron Bockelman, 2013

Ron Bockelman, 2013

Ron Bockelman, 2013

Ron Bockelman, 2013

Brian Luther, 2012

Brian Luther, 2015

Susan McDougall, 2015

Susan McDougall, 2015

Susan McDougall, 2014

Brian Luther, 2016

Brian Luther, 2016
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Washington Native Plant Society
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