Duplicate determined by Jason R. Swallen, U.S. National Museum, April 1953.
rough barnyard grass
Henry J. Jacob
516
1952-09-01
9/1/1952
United States, Mississippi, Bolivar, MISSISSIPPI. Bolivar Co.: nearest post office: Cleveland.
Rice field.
Previously classified as Echinochloa crus-galli (L.) P. Beauv. var. mitis (Pursh) Peterm. which is a synonym according to the Flora of North America Database.