Lupinus argenteus subsp. parviflorus (Nuttall) L.Ll. Phillips

Lupinus argenteus subsp. parviflorus (Nuttall) L.Ll. Phillips is a synonym sensu FNA Ed. Comm., 2023a of:

Lupinus argenteus var. parviflorus (Nuttall) C.L. Hitchcock, an accepted variety name sensu FNA Ed. Comm., 2023a.