English
7 pages ; 24 cm · Caption title · "Agros. 39." · "February 15, 1899." · Division of Agrostology Circular No. 9 · Grass and Forage Plant Investigations · At head of title: United States Department of Agriculture, Division of Agrostology
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Grasses North America · Grasses Poa · Grasses Love grass · Grasses Elymus · Grasses -- North America · Grasses -- Poa · Grasses -- Love grass · Grasses -- Elymus