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Poaceae family

Echinochloa colona
(Linnaeus) Link
, Hort. Berol. 2: 209.  1833.
Bas.: Panicum colonum Linnaeus (1759).

Naturalized common herb of open wet and very spots, often degraded, at low elevations.
Widely naturalized throughout tropic, subtropic, and warm temperate regions, origin obscure.