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Pascopyrum smithii (Rydb.) Barkworth & D. R. Dewey  
Family: Poaceae
Western-Wheat Grass, more...pubescent wheatgrass, western wheatgrass
[Agropyron glaucum var. occidentale Scribn., moreAgropyron molle (Scribn. & J.G. Sm.) Rydb., Agropyron occidentale var. molle (Scribn. & J.G. Sm.) Scribn., Agropyron occidentale var. occidentale (Scribn.) Scribn., Agropyron occidentale var. palmeri (Scribn. & J.G. Sm.) Scribn., Agropyron palmeri (Scribn. & J.G. Sm.) Rydb., Agropyron smithii Rydb., Agropyron smithii f. molle (Scribn. & J.G. Sm.) J.M. Gillett, Agropyron smithii var. molle (Scribn. & J.G. Sm.) M.E. Jones, Agropyron smithii var. palmeri (Scribn. & J.G. Sm.) Heller, Agropyron smithii var. typica Waterf., Agropyron spicatum var. palmeri Scribn. & J.G. Sm., Agropyron spicatum var. viride Farw., Elymus smithii (Rydb.) Gould, Elytrigia smithii (Rydb.) Nevski, Elytrigia smithii var. molle (Scribn. & J.G. Sm.) Beetle, Elytrigia smithii var. mollis (Scribn. & J.G. Sm.) Beetle]
Pascopyrum smithii image
Max Licher