Page author: David Giblin
Atriplex dioica
thickleaf orache, saline saltbush

Distribution: Occurring on both sides of the Cascades crest in Washington, but particularly common along the inner and outer marine coast; Yukon Territory to California, east to the Atlantic Coast.

Habitat: Salt marshes, sea beaches and headlands, also inland on disturbed or saline ground;

Flowers: June-September

Origin: Native

Growth Duration: Annual

Conservation Status: Not of concern

Pollination: Wind


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Accepted Name:
Atriplex dioica Raf.
Publication: Amer. Monthly Mag. & Crit. Rev. 2(2): 119. 1817.

Synonyms & Misapplications:
Atriplex dioica (Nutt.) J.F. Macbr., misapplied
Atriplex patula L. var. subspicata (Nutt.) S. Watson
Atriplex subspicata (Nutt.) Rydb.
Additional Resources:

PNW Herbaria: Specimen records of Atriplex dioica in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Atriplex dioica checklist entry.

OregonFlora: Atriplex dioica information.

E-Flora BC: Atriplex dioica atlas page.

CalPhotos: Atriplex dioica photos.

USDA Plants: Atriplex dioica information.

14 photographs:
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