Lupinus volcanicus var. rupestricola C.P. Smith
Lupinus volcanicus var. rupestricola C.P. Smith is a synonym sensu FNA Ed. Comm., 2023a of:
Lupinus latifolius var. subalpinus (Piper & B.L. Robinson) C.P. Smith, an accepted variety name sensu FNA Ed. Comm., 2023a.