Achnatherum occidentale ssp. californicum - Burke Herbarium Image Collection

Burke Herbarium Image Collection

Vascular Plants, Macrofungi, & Lichenized Fungi of Washington

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Page author: David Giblin

Achnatherum occidentale ssp. californicum

California needlegrass

Specimens

Photos

Distribution: Occurring east of the Cascades in Washington; Washington to California, east to Montana, Wyoming, and Nevada.

Habitat: Sagebrush desert and coniferous forest openings, from lowlands to middle elevations in the mountains.

Flowers: May-August

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Wind

Description:

[none provided]

Accepted Name:

Achnatherum occidentale (Thurb. ex S. Watson) Barkworth ssp. californicum (Merr. & Burtt Davy) Barkworth
Publication: Phytologia 74(1): 10. 1993.

Synonyms & Misapplications:

Achnatherum nelsonii (Scribn.) Barkworth ssp. longiaristatum (Barkworth & J. Maze) Barkworth
Stipa californica Merr. & Burtt Davy
Stipa nelsonii Scribn. var. longiaristata Barkworth & J. Maze
Stipa occidentalis Thurb. ex S. Watson var. californica (Merr. & Burtt Davy) C.L. Hitchc. [HC]

Additional Resources:

PNW Herbaria: Specimen records of Achnatherum occidentale ssp. californicum in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Achnatherum occidentale ssp. californicum checklist entry

OregonFlora: Achnatherum occidentale ssp. californicum information

E-Flora BC: Achnatherum occidentale ssp. californicum atlas page

CalPhotos: Achnatherum occidentale ssp. californicum photos

12 photographs:

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