Agropyron caninum (L.) Beauv. var. tenerum Pease & Moore × Elymus elymoides (Raf.) Swezey

Washington: Kittitas County: Swauk Canyon, about 12 miles north of Cle Elum.
47.369268° N, 120.93806° W,
Datum: WGS 84. Uncertainty: 1000 meters. Coordinate Source: GeoLocate.

C. L. Hitchcock 22316, Jun 13, 1962
With C. V. Muhlick
WTU, Accession: 209594