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Genus: Echinochloa — barnyard grass

Do not include the awns when measuring the spikelet and scale lengths. Reference: Michael (2003).

Plant form: Echinochloa colona. ~ By Mary Barnes Pomeroy. ~ Copyright © 2025 Estate of Herbert Mason. ~ Any use permitted ~ Mason, HL. 1957. A flora of the Marshes of California. U. of California Press, Berkeley and Los Angeles, Library of Congress number 57-7960
Stems and sheaths: Echinochloa colona. ~ By Mary Barnes Pomeroy. ~ Copyright © 2025 Estate of Herbert Mason. ~ Any use permitted ~ Mason, HL. 1957. A flora of the Marshes of California. U. of California Press, Berkeley and Los Angeles, Library of Congress number 57-7960

Family

Poaceae (grass family)

This genus’s species in New England

Visit this genus in the Dichotomous Key