Stipa lettermanii Vasey × Stipa occidentalis Thurb. var. pubescens (Vasey) Maze, Taylor & MacBryde
Remarks: Sterile!

Idaho: Blaine County: Just below Norton Lake, vicinity of Norton Peak, Smoky Mountians.
43.76194° N, 114.65222° W,
Datum: WGS 84. Uncertainty: 10000 meters. Coordinate Source: GeoLocate.
Grassy sandy slope. Non obstat! - Mary E. Barkworth 2004. Phenology: Vegetative.

C. L. Hitchcock 10705, Aug 3, 1944
With C. V. Muhlick
WTU, Accession: 93056