Children (6 direct children, 6 direct and indirect children):
Astragalus crassicarpus var. berlandieri
Astragalus crassicarpus var. paysonii
Astragalus crassicarpus var. crassicarpus
Astragalus crassicarpus var. cavus
Astragalus crassicarpus var. trichocalyx
Astragalus crassicarpus var. pachycarpus