4 species
2 subspecies and varieties
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Common name
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Echinochloa colonaawnless barnyard grass, or jungle-rice
Origin: Introduced from the tropics
Growth Duration: annual
Echinochloa crus-gallibarnyard grass, or large barnyard grass
Distribution: Found throughout southern Canada and most of the United States.
Habitat: Cultivted fields and wasteland, usually where moist, especially along irrigation ditches.
Origin: Introduced from Eurasia
Flowers: June - October
Growth Duration: annual
Echinochloa crus-pavonisguleaf barnyard-grass
Origin: Introduced
var. crus-pavonis – gulf barnyard grass
Echinochloa muricataAmerican barnyard-grass
Origin: Native?
Growth Duration: annual
var. microstachya – American barnyard grass, or watergrass