Lupinus laxiflorus var. pseudoparviflorus (Rydberg) C.P. Smith & H. St.John

Lupinus laxiflorus var. pseudoparviflorus (Rydberg) C.P. Smith & H. St.John is a synonym sensu FNA Ed. Comm., 2023a of:

Lupinus arbustus Douglas, an accepted species name sensu FNA Ed. Comm., 2023a.