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Native To:
In doubt: East Africa (Evans 1987, 1991);
Southeastern
Asia;
(Holm et al. 1977)
Date of U.S. Introduction:
First arrived accidentally in Louisiana in 1912, and it was introduced
intentionally to Florida in the 1930s (Bryson and
Carter 1993)
Images: Invasive.org and
Google
Videos:
Alabama Forestry Commission - How To Identify Cogongrass (or click Play button below)
University of Florida - Cogongrass (or click Play button below)
Means of Introduction: Used
as packing material for imported goods (Tabor 1949); introduced
intentionally as forage (Hubbard 1944) and
for erosion control (Moorehead et al. 2007)
Impact: Forms dense stands
that crowd out native species (Lippincott 1997)
Current U.S. Distribution:
U.S. States and U.S. National Parks Where Reported Invasive: Invasive Plant Atlas of the United States map
Federally Regulated: 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
(USDA, APHIS -
Noxious Weeds Program)
Management Plans: Plants /
Cogongrass
Selected Internet Resources:
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Federal Government
Imperata
cylindrica (L.) Beauv.
Integrated Taxonomic Information System.
Taxonomy
Imperata
cylindrica - Federal Noxious Weed Disseminules of
the U.S.
USDA. Animal and Plant
Health Inspection Service and California Department of Food and Agriculture.
Identification/Description; Photographs; Habitat; Distribution
Cogongrass - Domestic
Programs Pest Evaluation
USDA. APHIS. Plant Protection
and Quarantine.
Identification/Description; Distribution; Controls; Legal Aspects
Imperata
cylindrica - Germplasm Resources Information Network
(GRIN)
USDA. ARS. National Genetic Resources
Program.
Taxonomy; Legal Aspects
Imperata
cylindrica Article Citation Search - AGRICOLA Database
USDA. National Agricultural
Library.
Research; Special Note: NAL Catalog Search (resources)
Cogon Grass
- Biological Control of Invasive Plants in the
Eastern United States (Aug 2002)
BugwoodWiki.
Published by: USDA. Forest Service. Publication FHTET-2002-04.
Taxonomy; Identification/Description; Photographs; Distribution; Introduction
History; Impacts; Life Cycle; Habitat; Controls
Cogongrass
- Weed of the Week (Jan 19, 2006; PDF | 225 KB)
USDA. FS. Northeastern Area. Forest Health Protection.
Identification/Description; Photographs; Impacts; Habitat; Distribution; Controls
Imperata
brasiliensis, I. cylindrica - Fire Effects Information
System (FEIS)
USDA. FS. Rocky Mountain Research Station. Fire Sciences
Laboratory.
Taxonomy; Identification/Description; Photographs; Impacts; Life Cycle; Habitat;
Distribution; Controls; Legal Aspects; Special Note: References
Cogongrass
- A Field Guide for the Identification of Invasive Plants in Southern Forests
USDA. FS. Southern Research Station.; Bugwood Wiki.
Identification/Description; Photographs; Life Cycle; Distribution;
Controls
Invasive Species
Control: Cogongrass (PDF | 213 KB)
USDA. Natural Resources
Conservation Service.
Identification/Description; Photographs; Introduction History; Habitat; Controls
Cogongrass - Alabama Job Sheet No. AL595A (PDF | 398 KB)
USDA. Natural Resources Conservation Service.
Identification/Description; Photographs; Introduction History; Impacts; Controls; Legal Aspects
Plant Profile for Imperata
cylindrica - PLANTS Database
USDA. NRCS. National Plant
Data Center.
Taxonomy; Photographs; Distribution; Legal Aspects
Cogongrass Alert
DOI.
National Wetlands Research Center. Coastal Prairie Research
Program.
Identification/Description; Photographs; Impacts; Controls
Imperata cylindrica -
Indian River Lagoon (Florida) Species Inventory
Smithsonian Institution. Smithsonian Marine Station at Fort Pierce.
Taxonomy; Identification/Description; Photographs; Introduction History; Impacts;
Life Cycle; Habitat; Distribution; Dispersion
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University/Academic
Stop Cogongrass
Hitchhikers (PDF | 273 KB)
Alabama Cooperative Extension System.
Identification/Description; Photographs; Dispersion; Controls
Cogongrass: A Potentially Invasive Weed in Arkansas (PDF | 460 KB)
University of Arkansas. Agriculture and Natural Resources.
Identification/Description; Photographs; Introduction History; Distribution; Controls
Wanted
Dead not Alive: Cogongrass
Auburn University.
Identification/Description; Impacts; Habitat; Controls
Imperata cylindrica -
Identification and Biology of Non-Native Plants in Florida's
Natural Areas (PDF | 79 KB)
University of Florida.
Identification/Description; Photographs; Introduction History;
Impacts; Life Cycle; Distribution; Dispersion
Cogongrass (Imperata cylindrica (L.) Beauv.) Biology, Ecology and Management in Florida
University of Florida. Institute of Food and Agricultural Sciences.
Identification/Description; Introduction History; Distribution; Dispersion; Controls
Cogongrass
University of Florida. IFAS. Center for Aquatic and Invasive Plants.
Identification/Description; Photographs; Introduction History; Impacts; Habitat; Distribution; Controls
Cogongrass -
Invasive Plant Atlas of the United States
University of Georgia. Center for Invasive
Species and Ecosystem Health.
Taxonomy; Identification/Description;
Photographs; Introduction History; Distribution
Cogongrass
University of Georgia. Center for Invasive Species and
Ecosystem Health.
Identification/Description; Photographs; Distribution; Controls
Cogongrass
- Invasive Plant Atlas of the MidSouth
Mississippi State University. GeoResources
Institute.
Taxonomy; Identification/Description; Photographs; Introduction History; Impacts;
Habitat; Distribution; Dispersion; Controls; Legal Aspects
Cogongrass - South Carolina's
Worst Invasive Plant Pest Species (PDF | 2.8 MB)
Clemson University Extension.
Photographs; Impacts
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Citations
Bryson, C.T. and R. Carter. 1993. Cogongrass,
Imperata cylindrica, in the United States.
Weed Technology 7: 1005-1009.
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 Baker, F. W. G. and P. J. Terry
(eds.). Tropical Grassy Weeds. Centre for Agricultural
Bioscience International
(CABI), Wallingford,
United Kingdom.
Holm, L.G., D.L. Plucknett, J.V.
Pancho, and J.P. Herberger. 1977. The World’s Worst Weeds:
Distribution and Biology. University Press of Hawaii.
Honolulu, Hawaii, USA.
Hubbard, C.E. 1944. Imperata cylindrica. Taxonomy, Distribution,
Economic Significance, and Control. Imp. Agric. Bur.
Joint Publ. No. 7, Imperial Bureau Pastures and Forage Crops, Aberystwyth,
Wales. Great Britton. 53 p.
Lippincott, C.L. 1997. Ecological consequences of Imperata cylindrica (cogongrass)
invasion in Florida sandhill. Ph.D. dissertation, University
of Florida, Gainesville, Florida, USA.
Moorehead, D.J., C.T. Bargeron, and G.K. Douce. 2007. Cogongrass
Distribution and Spread Prevention (PDF | 213 KB). In Proceedings
of the Regional Cogongrass Conference: Cogongrass
Management Guide. Mobile, Alabama.
Tabor,
P. 1949. Cogongrass, Imperata cylindrica (L.)
Beauv., in the southeastern United States. Agron.
J. 41:270.
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