Synonyms
Cnemidophacos argillosus (M.E.Jones) Rydb.
Cnemidophacos confertiflorus (A.Gray) Rydb.
Astragalus confertiflorus A.Gray
Astragalus flavus var. argillosus (M.E.Jones) Barneby
Astragalus flaviflorus E.Sheld.
Astragalus flavus var. candicans A.Gray