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or co·gon grass  (kō′gôn-grăs′, -gōn- -gən-, )
A perennial grass (Imperata cylindrica) native chiefly to Southeast Asia and Africa that is used for thatching and is widespread as a weed in warm regions.

[Spanish cogón, from Tagalog kugon.]
References in periodicals archive ?
JUST LIKE KUDZU AND FIRE ANTS, Cogongrass has become a major problem for southwestern Alabama landowners.
Cogongrass is sometimes mistaken for native grasses like brooms-edge or Johnsongrass; therefore, correctly identifying this nuisance weed is necessary before any management or control program can begin.
Effect of nicosulfuron dosages and timing on the postemergence control of cogongrass (Imperatacylindrica) in corn.
Currently, cogongrass is the target of the largest effort in history to shut out an invasive plant: $10.
Among the new invaders are cogongrass, Japanese stiltgrass, wavyleaf basketgrass, and Chinese silvergrass.
In 2008, the Georgia DOT signed a statewide, private-public sector MOU to unite in an effort to prevent and control the spread of cogongrass in Georgia.
Factors limiting the distribution of cogongrass, Imperata cylindrica, and torpedograss, Panicum repens.
Brazilian pepper -- Purple loosestrife -- Cattail -- Reed canarygrass -- Chinese Tallow Tree -- Swamp rose -- Cogongrass -- Russian-olive -- Giant reed -- Saltcedar -- Junglerice -- Smartweed -- Knapweeds -- Spartina -- Knotweed and Japanese -- Sumac knotweed -- Swamp morning glory or water -- Melaleuca spinach -- Phragmites -- Torpedo grass -- Willow
About 130 acres has just been planted with longleaf seedlings on a tract being converted back to its native ecosystem, and an invasive exotic, Cogongrass, was subdued after several applications of herbicide.
are rallying in an attempt to control cogongrass, a highly invasive Asian grass that has been steadily marching north from Florida and the Gulf Coast area into southern portions of Louisiana and Georgia, northern Mississippi and Alabama.
Classified as one of the world's top 10 worst weeds, cogongrass infests 1.
Before planting, though, the Division of Forestry must eradicate an invasive exotic, cogongrass (Imperata cylindrica), which has taken over about 5,000 acres of state land.