Page authors: Don Knoke, David Giblin
Acer circinatum
vine maple

Distribution: Occurring chiefly west of the Cascades crest in Washington; Alaska to northern California.

Habitat: Moist woods from sea level to mid-elevations in the mountains.

Flowers: March-June

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bumblebees, wasps, wind


Shrub or small tree 1-8 m. tall, sometimes forming dense thickets; stems mostly glabrous, purplish-red, becoming brown with age.


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 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.


Samara, the wings widely spreading.

Accepted Name:
Acer circinatum Pursh
Publication: Fl. Amer. Sept. 1: 267 [1813]. 1814.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Acer circinatum in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Acer circinatum checklist entry

OregonFlora: Acer circinatum information

E-Flora BC: Acer circinatum atlas page

CalPhotos: Acer circinatum photos

69 photographs:
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