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World Checklist of Selected Plant Families (WCSP)

Agropyron arizonicum Scribn. & J.G.Sm., Bull. Div. Agrostol. U.S.D.A. 4: 27 (1897).

This name is a synonym.

Accepted Name: Elymus arizonicus (Scribn. & J.G.Sm.) Gould, Madro˝o 9: 125 (1947).
Family: Poaceae
The Poaceae generic classification system originated from the GrassBase database, originally based on Genera Graminum (1985). Work is in progress to update this to a new globally accepted and collaborative generic classification based on the latest research.
Homotypic Names:

Agropyron spicatum var. arizonicum (Scribn. & J.G.Sm.) M.E.Jones, Contr. W. Bot. 14: 19 (1912).

Elymus arizonicus (Scribn. & J.G.Sm.) Gould, Madro˝o 9: 125 (1947).

Pseudoroegneria arizonica (Scribn. & J.G.Sm.) ┴.L÷ve, Taxon 29: 168 (1980).

Elytrigia arizonica (Scribn. & J.G.Sm.) D.R.Dewey, Brittonia 35: 31 (1983).

Original Compiler: W.D.Clayton, R.Govaerts, K.T.Harman, H.Williamson & M.Vorontsova