Rogue River Milkvetch: Astragalus accidens var. accidens -
Henderson's Milkvetch, Thicket Milkvetch, Rogue River Milkvetch: Astragalus accidens var. hendersonii (Synonym: Astragalus watsonii) -
Cotton's Milkvetch, Cotton's Milk-vetch: Astragalus australis var. cottonii (Synonyms: Astragalus australis var. olympicus, Astragalus cottonii) -
California Milkvetch, Klamath Milkvetch: Astragalus californicus -
Chickpea Milk-vetch, Cicer Milk-vetch: Astragalu cicer -
Drummond's Milkvetch: Astragalus drummondii -
Basalt Milkvetch, Basalt Milk-vetch, Threadstalk Milkvetch: Astragalus filipes (Synonyms: Astragalus filipes var. residuus, Astragalus macgregorii, Astragalus stenophyllus, Astragalus stenophyllus var. filipes, Astragalus stenophyllus var. stenophyllus) -
Gambel Milkvetch, Gambel's Dwarf Milkvetch, Little Blue Loco: Astragalus gambelianus -
Dwarf Milk-vetch, Lesser-bladder Milk-vetch: Astragalus microcystis -
Dyed Milkvetch, Woolly-pod Milk-vetch: Astragalus purshii var. tinctus (Synonyms: Astragalus candelarius, Astragalus lectulus, Astragalus purshii var. lectulus) -
Bald Mountain Milkvetch, Sylvan Milkvetch: Astragalus umbraticus -
Siskiyou Balloon Milkvetch: Astragalus whitneyi var. siskiyouensis (Synonym: Astragalus whitneyi ssp. siskiyouensis) -