Penstemon montanus Greene ssp. status ?
Annotated by Keck.

Idaho: Custer County: Circa 2 miles southeast of Ryan Peak, Boulder Mountains.
43.881733° N, 114.380181° W,
Datum: WGS 84. Uncertainty: 1000 meters. Coordinate Source: GeoLocate.
In sandy soil on steep hillside. Plant entirely berbaceous above soil, grayish puberulent, viscid in inflorescence, corollas bluish-lavender, staminode glabrous. Phenology: Flowers & Fruits.

C. L. Hitchcock 10665, Aug 1, 1944
With C. V. Muhlick
WTU, Accession: 91027