Distribution: Endemic to Washington from Kittitas County south to Klickitat County, east to Grant County,
Habitat: Sagebrush desert.
Flowers: April-May
Origin: Native
Growth Duration: Perennial
Conservation Status: Not of concern
Pollination: Bumblebees, bees, butterflies
[none provided]
PNW Herbaria: Specimen records of Astragalus speirocarpus in the Consortium of Pacific Northwest Herbaria database
WA Flora Checklist: Astragalus speirocarpus checklist entry
OregonFlora: Astragalus speirocarpus information
E-Flora BC: Astragalus speirocarpus atlas page
CalPhotos: Astragalus speirocarpus photos