Page author: David Giblin
Acer circinatum
vine maple
WTU specimens
Other herbaria

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.

Flowers: March-June

Origin: Native

Conservation Status: Not of concern

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
Publication: Fl. Amer. Sept. 1: 267 [1813]. 1814.

Synonyms:
(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.

E-Flora BC: Acer circinatum atlas page.

CalPhotos: Acer circinatum photos.

USDA Plants: Acer circinatum information.

58 photographs:
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