Manual of the grasses of the United States /
Hitchcock, A.S.
Manual of the grasses of the United States / by A.S. Hitchcock. - 2nd ed., / revised by Agnes Chase. - Washington : U.S. Govt. Print. Off., 1950. - 1051 p. : ill., maps. ; 24 cm. - Miscellaneous publication (United States. Dept. of Agriculture) ; no. 200. .
Includes index.
Includes bibliographical references.
Grasses--Identification.--United States
Grasses--classification.
Grasses--United States.
Botany--United States.
Manual of the grasses of the United States / by A.S. Hitchcock. - 2nd ed., / revised by Agnes Chase. - Washington : U.S. Govt. Print. Off., 1950. - 1051 p. : ill., maps. ; 24 cm. - Miscellaneous publication (United States. Dept. of Agriculture) ; no. 200. .
Includes index.
Includes bibliographical references.
Grasses--Identification.--United States
Grasses--classification.
Grasses--United States.
Botany--United States.