Astragalus gibbsii var. falciformis (A. Gray) M.E. Jones
Astragalus gibbsii var. falciformis (A. Gray) M.E. Jones is a synonym sensu FNA Ed. Comm., 2023b of:
Astragalus curvicarpus (A. Heller) J.F. Macbride, an accepted species name sensu FNA Ed. Comm., 2023b.