Vascular Plants - Rosaceae - Rosa:
Rosa woodsii
Page Author: David Giblin
Wood's rose, pearhip rose 
Blooms: May-July
Habit: shrub
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.

Distribution: Occurring east of the Cascades crest in Washington; Alaska south to California, east to the central U.S. and eastern Canada.
Habitat: Valleys and hillsides at low elevations to forest openings at mid-elevations in the mountains.
Species Description:

General: Shrub 1-2 m. tall, more or less prickly or nearly unarmed, usually with well-developed, straight, slim, infrastipular prickles.
Leaves: Leaves alternate, deciduous, odd-pinnate with 5-9 leaflets; leaflets elliptic or obovate, wedge-shaped toward the base, up to 5 cm. long and 2.5 cm. wide, sharply serrate.
Flowers: Flowers fairly small, several in flat-topped inflorescences at the branch tips; sepals 5, 1-2 cm. long and 2-3.5 mm. wide at the base, persistent; petals 1.5-2.5 cm. long, light pink to deep rose; stamens numerous, and pistils many.
Fruits: Hips globose to ellipsoid, 6-12 mm. long, red.
Subspecies & Varieties:
Accepted Name:
Rosa woodsii Lindl.
Synonyms:
(none)

Treated in Flora of the PNW as:
Rosa woodsii
Additional Resources:

PNW Herbaria Specimens: View list of Rosa woodsii specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Rosa woodsii specimens in the WTU Herbarium database.

Washington Flora Checklist: Rosa woodsii treatment.

E-Flora BC: Rosa woodsii atlas page.

CalPhotos: Rosa woodsii images.

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

Don Knoke, 2005

Bud Kovalchik

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Don Knoke, 2008

Don Knoke, 2008

Don Knoke, 2008

Douglas Houck, 2009

Douglas Houck, 2009

Douglas Houck, 2009

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

G. D. Carr, 2010

Walter Siegmund, 2011

Walter Siegmund, 2011

Walter Siegmund, 2011

Walter Siegmund, 2011

Harry Thomas, 2011

Douglas Houck, 2012

Douglas Houck, 2012

Ron Bockelman, 2009

Ron Bockelman, 2009

Ron Bockelman, 2009

Ron Bockelman, 2009
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Washington Native Plant Society
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