Studies on American grasses : a revision of the North American species of Bromus occurring North of Mexico /
Shear, Cornelius Lott, 1865-
Studies on American grasses : a revision of the North American species of Bromus occurring North of Mexico / Cornelius L. Shear. - Washington : U. S. Department of Agriculture, Division of Agrostology, 1900. - 66 p. : il. - U.S. Dept. of agriculture. Division of agrostology. Bulletin ; .
Bromus.
Gramíneas--América do Norte.
584.9097
Studies on American grasses : a revision of the North American species of Bromus occurring North of Mexico / Cornelius L. Shear. - Washington : U. S. Department of Agriculture, Division of Agrostology, 1900. - 66 p. : il. - U.S. Dept. of agriculture. Division of agrostology. Bulletin ; .
Bromus.
Gramíneas--América do Norte.
584.9097