Page author: David Giblin
Juglans ailantifolia
Japanese walnut

Distribution: Occurring on both sides of the Cascades crest in Washington; southwestern British Columbia to the Columbia River Gorge in Washington, aslo in west-central Idaho.

Habitat: Riparian corridors, stream and river banks, thickets, and forest edge, at low elevations, often where distrubed.

Flowers: May-June

Origin: Introduced from Japan

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Wind


[none provided]

Accepted Name:
Juglans ailantifolia Carrière
Publication: Rev. Hort. [Paris]. 414. 1878.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Juglans ailantifolia in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Juglans ailantifolia checklist entry

OregonFlora: Juglans ailantifolia information

E-Flora BC: Juglans ailantifolia atlas page

CalPhotos: Juglans ailantifolia photos

6 photographs:
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