First arrived accidentally in Louisiana in 1912, and it was introduced intentionally to Florida in the 1930s (Bryson and Carter 1993)
Forms dense stands that crowd out native species (Lippincott 1997)
University of Georgia. Center for Invasive Species and Ecosystem Health.Provides state, county, point and GIS data. Maps can be downloaded and shared.
USDA. APHIS. Cooperative Agricultural Pest Survey. National Agricultural Pest Information System.
USDA. APHIS. Plant Protection and Quarantine.
Includes species listed as a Federal Noxious Weed under the Plant Protection Act, which makes it illegal in the U.S. to import or transport between States without a permit.
The section below contains selected highly relevant resources for this species, organized by source. To view all related content for this species, click on "View all resources for species" in the top left of this page.
Texas Commission on Environmental Quality, Galveston Bay Estuary Program; Houston Advanced Research Center (HARC).
State and Local Government
Clemson University (South Carolina). Regulatory Services.
Bryson, C.T. and R. Carter. 1993. Cogongrass, Imperata cylindrica, in the United States. Weed Technology 7:1005-1009.
Dozier, H., J.F. Gaffney, S.K. McDonald, E.R. Johnson, and D.G. Shilling. 1998. Cogongrass in the United States: history, ecology, impacts, and management. Weed Technology 737-743.
Evans, H.C. 1987. Fungal pathogens of some subtropical and tropical weeds and the possibilities for biological control. Biocontrol News and Information 8:7-30.
Evans, H.C. 1991. Biological control of tropical grassy weeds, pp. 52-72. In: F.W.G. Baker and P.J. Terry (Eds.), Tropical Grassy Weeds. Wallingford, U.K.: CAB International.
Holm, L.G., D.L. Plucknett, J.V. Pancho, and J.P. Herberger. 1977. The world’s worst weeds: Distribution and biology. Honolulu, Hawaii: University Press of Hawaii.
Integrated Taxonomic Information System. Imperata cylindrica. [Accessed Sep 10, 2014].
Lippincott, C.L. 1997. Ecological consequences of Imperata cylindrica(cogongrass) invasion in Florida sandhill. PhD dissertation, University of Florida.
Moorehead, D.J., C.T. Bargeron, and G.K. Douce. 2007. Cogongrass distribution and spread prevention (PDF | 213 KB). In: N.J. Loewenstein and J.H. Miller (Eds.), Proceedings of the Regional Cogongrass Conference: A Cogongrass Management Guide (pp. 24-27). U.S. Forest Service.
Tabor, P. 1949. Cogongrass, Imperata cylindrica (L.) Beauv., in the southeastern United States. Agronomy Journal 41:270.