Distribution: Known from Lincoln and Whitman counties in Washington; eastern Washington to adjacent Idaho.
Habitat: Sagebrush flats to open ponderosa pine forest.
Flowers: April-June
Origin: Native
Growth Duration: Perennial
Conservation Status: Threatened in Washington (WANHP)
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PNW Herbaria: Specimen records of Astragalus arrectus in the Consortium of Pacific Northwest Herbaria database.
WA Flora Checklist: Astragalus arrectus checklist entry.
E-Flora BC: Astragalus arrectus atlas page.
CalPhotos: Astragalus arrectus photos.
USDA Plants: Astragalus arrectus information.