Synonyms
Lupinus brevior (Jeps.) J.A.Christian & D.B.Dunn
Lupinus arizonicus var. barbatulus I.M.Johnst.
Lupinus concinnus var. brevior (Jeps.) D.B.Dunn
Lupinus sparsiflorus var. brevior Jeps.
Lupinus arizonicus subsp. arizonicus var. barbatulus Unknown author
Lupinus subhirsutus Davidson
Lupinus sparsiflorus var. barbatulus Thornber