Children (6 direct children, 6 direct and indirect children):
Astragalus arrectus var. remotus
Astragalus arrectus var. scaphoides
Astragalus arrectus var. leibergii
Astragalus arrectus var. palousensis
Astragalus arrectus var. kelseyi
Astragalus arrectus var. eremiticus