Not an accepted name (status: unknown). The accepted name is Lupinus caudatus var. argophyllus (A.Gray) S.L.Welsh, 1978.

Lupinus caudatus subsp. argophyllus (A.Gray) L.Ll.Phillips, 1978 18% complete

No common name

Great Basin Naturalist 38: 327 (1978)

There is no corrections for Lupinus caudatus subsp. argophyllus yet.