Lupinus argenteus Pursh × Lupinus leucophyllus Dougl. ?

Montana: Deer Lodge County: Storm Lake, west slope of Anaconda Mountains.
46.071086° N, 113.265607° W,
Uncertainty: 900 meters.
Phenology: Flowers.

C. L. Hitchcock 14747, Jul 21, 1946
WTU, Accession: 114302