Elymus villosus var. arkansanus (Scribner & C.R. Ball) J.J.N. Campell

Elymus villosus var. arkansanus (Scribner & C.R. Ball) J.J.N. Campell is a synonym sensu FNA Ed. Comm., 2007 of:

Elymus villosus Muhlenberg ex Willdenow, an accepted species name sensu FNA Ed. Comm., 2007.