Status: Exotic
Synonyms:
Panicum colonum Linnaeus
Echinochloa colonum is an exotic grass that looks similar to Echinochloa crus-galli, Barnyard grass. However, Echinochloa colonum has simple panicle branches and the hairs on the herbage are not bulbous based. The palea of the lower floret is well developed. Echinochloa colonum sometimes has purple stripes on the leaf blades.
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Echinochloa colonum, photo Russ Kleinman & Richard Felger, Silver City, September 25, 2009
Echinochloa colonum, closeup of spikelike panicle branches and leaf blade, photo Russ Kleinman & Richard Felger, Silver City, September 25, 2009
Echinochloa colonum, closeup of spikelets with hairs that are not bulbous based, photo Russ Kleinman & Richard Felger, Silver City, September 25, 2009
Echinochloa colonum, closeup of dissected spikelet, photo Russ Kleinman & Richard Felger, Silver City, September 25, 2009
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