Vascular Plants - Sapindaceae - Acer:
Acer circinatum
Page Author: David Giblin
vine maple 
Blooms: March-June
Habit: tree,shrub
Duration: perennial
Origin: Native
Conservation Status: Abundant; of no concern.

Distribution: Both sides of the Cascades in Washington; Alaska south to northern California.
Habitat: Moist woods from sea level to mid-elevations in the mountains.
Species Description:

General: Shrub or small tree 1-8 m. tall, sometimes forming dense thickets; stems mostly glabrous, purplish-red, becoming brown with age.
Leaves: Leaves opposite, nearly rotund, cordate-based, palmately 7- to 9-lobed, serrate, 3-6 cm. long and broad, with soft hairs on the lower surface and hairy veins above.
Flowers: Flowers few, perfect or imperfect, 6-9 mm. broad, terminal on short, lateral shoots; sepals 4-5, purplish; petals 4-5, white, distinct, shorter than the sepals; stamens 8, inserted on the inner edge of a fleshy disk, those of the staminate flowers longer than the sepals, those of the perfect flowers much shorter; styles and stigmas 2; ovary superior, 2-celled.
Fruits: Samara, the wings widely spreading.
Accepted Name:
Acer circinatum Pursh
Synonyms:
(none)

Treated in Flora of the PNW as:
Acer circinatum
Additional Resources:

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

WTU Herbarium Specimens: View list of Acer circinatum specimens in the WTU Herbarium database.

Washington Flora Checklist: Acer circinatum treatment.

E-Flora BC: Acer circinatum atlas page.

CalPhotos: Acer circinatum images.

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

Ben Legler, 2004

Ben Legler, 2004

Clayton J. Antieau, 1988

Clayton J. Antieau, 1997

Clayton J. Antieau, 1983

Clayton J. Antieau, 1996

Ben Legler, 2004

Clayton J. Antieau, 2004

Clayton J. Antieau, 2004

Clayton J. Antieau, 2002

H. Tim Gladwin, 1958

H. Tim Gladwin

H. Tim Gladwin, 1982

H. Tim Gladwin, 1986

H. Tim Gladwin, 1983

H. Tim Gladwin, 1987

Bud Kovalchik

Bud Kovalchik

Bud Kovalchik

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Ben Legler, 2006

Richard Old

Richard Old

Richard Old

Richard Old

Richard Old

G. D. Carr, 2008

G. D. Carr, 2008

G. D. Carr, 2002

G. D. Carr, 2003

Rod Gilbert , 2005

Clayton J. Antieau, 2006

Clayton J. Antieau, 2006

Clayton J. Antieau, 2006

Clayton J. Antieau, 2008

G. D. Carr, 2009

Maria Yousoufian, 2010

Susan McDougall, 2004

Susan McDougall, 2004

Susan McDougall, 2013

Susan McDougall, 2010

Susan McDougall, 2010

Susan McDougall, 2010

Julia Bent, 2010

Julia Bent, 2008

Julia Bent, 2008

Julia Bent, 2008

Julia Bent, 2014

Julia Bent, 2009

Julia Bent, 2013

Brian Luther, 2015

Susan McDougall, 2014

Brian Luther, 2016

Craig Althen, 2016
(password required)

Burke Museum


©2017 Burke Museum of Natural History and Culture.
All Rights Reserved. Box 353010, University of Washington,
Seattle, WA 98195-3010, Phone: 206-543-5590.
On the UW campus at 17th Avenue NE and NE 45th Street.
Washington Native Plant Society
WA Native Plant Society