Revisions of North American grasses
Subtitle: Isachne, Oplismenus, Echinochloa, and Chaetochloa
By: by A.S. Hitchcock.
Contributors: United States National Museum.
Series: Contributions from the United States National Herbarium -- v. 22, pt. 3.; Systematic plant studies, chiefly tropical American
Publisher: G.P.O.
Published: 1920
Place of publication: Washington, D.C
Language: eng
Number of pages: 207
Subjects: Grasses -- North America -- Classification.; Echinochloa -- North America -- Classification.
Notes: "Bulletin of the United States National Museum"--T.p. verso.

At head of title: Smithsonian Institution. United States National Museum.

Includes bibliographical references and index.