Alternanthera philoxeroides (Mart.) Griseb.
alligatorweed
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Click on the image below to enlarge it and download a high-resolution
JPEG file.
Robert H. Mohlenbrock. USDA SCS. 1991. Southern wetland flora: Field office guide to plant species. South National Technical Center, Fort Worth. Courtesy of USDA NRCS Wetland Science Institute. Usage Requirements.
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Images:
Alternanthera philoxeroides (Mart.) Griseb.
Click on a thumbnail to view an image, or
see all the Alternanthera thumbnails at the PLANTS Gallery
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Synonyms:
Alternanthera philoxeroides (Mart.) Griseb.
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ACPH |
Achyranthes philoxeroides (Mart.) Standl. |
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Distribution:
Alternanthera philoxeroides (Mart.) Griseb.
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See U.S. county distributions (when available) by clicking on the map or the linked states below:
USA (AL, AR, CA, FL, GA, IL, KY, LA, MS, NC, OK, SC, TN, TX, VA), USA+ (PR) |
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Related Taxa:
Alternanthera philoxeroides (Mart.) Griseb.
View
23 genera in Amaranthaceae,
15 species in Alternanthera
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Classification:
Alternanthera philoxeroides (Mart.) Griseb.
Click on a scientific name below to expand it in the PLANTS
Classification Report.
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Noxious Weed Information:
Alternanthera philoxeroides (Mart.) Griseb.
This plant and the related entity italicized and indented below are listed by the U.S. federal government or a state. Common names are from state and federal lists. Click on a place
name to get a complete noxious weed list for that location,
or click here for a composite list of all
Federal and State Noxious Weeds.
Alabama: |
alligatorweed |
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Class C noxious weed |
Arizona: |
alligatorweed |
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Prohibited noxious weed |
Arkansas: |
Alternanthera |
alligatorweed |
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Noxious weed |
California: |
alligatorweed |
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A list (noxious weeds) |
Florida: |
alligatorweed, green lead plant |
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Prohibited aquatic plant, Class 1 |
South Carolina: |
alligatorweed |
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Invasive aquatic plant |
alligatorweed, pigweed |
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Plant pest |
Texas: |
alligatorweed |
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Noxious plant |
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U.S. Weed Information:
Alternanthera philoxeroides (Mart.) Griseb.
alligator weed
Alternanthera
alligatorweed
This plant and the related entity italicized and indented above can be weedy or invasive according to the authoritative sources noted below. This plant
may be known by one or more common names in different
places, and some are listed above. Click on an acronym
to view each weed list, or click here for a
composite list of Weeds of the U.S.
STATE |
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Assorted authors.
200_.
State noxious weed lists for 46 states.
State agriculture or natural resource departments.
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FLEPPC |
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Florida Exotic Pest Plant Council.
1999.
Invasive plant list (19 October 1999).
Florida Exotic Pest Plant Council.
Florida.
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SEEPPC |
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Southeast Exotic Pest Plant Council.
1996.
Invasive exotic pest plants in Tennessee (19 October 1999).
Research Committee of the Tennessee Exotic Pest Plant Council.
Tennessee.
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SWSS |
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Southern Weed Science Society.
1998.
Weeds of the United States and Canada. CD-ROM.
Southern Weed Science Society.
Champaign, Illinois.
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Introduced Information:
Alternanthera philoxeroides (Mart.) Griseb.
This plant is introduced to some part of the PLANTS
Floristic Area, though it may be native in other parts. Click on
link below for a partial or complete list of PFA introduced plants.
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Wetland Indicator Status:
Alternanthera philoxeroides (Mart.) Griseb.
Nat. Ind. |
Reg. 1 |
Reg. 2 |
Reg. 3 |
Reg. 4 |
Reg. 5 |
Reg. 6 |
Reg. 7 |
Reg. 8 |
Reg. 9 |
Reg. 0 |
Reg. A |
Reg. C |
Reg. H |
OBL |
OBL |
OBL |
NO |
NO |
NO |
OBL |
NO |
NO |
NO |
OBL |
NO |
OBL |
NO |
Interpreting Wetland Indicator Status
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More Accounts and Images:
Alternanthera philoxeroides (Mart.) Griseb.
View photographs from CalPhotos.
View species account and distribution map from Flora of North America (FNA).
View species account and distribution from USF Atlas of Florida Vascular Plants.
View species account from ARS Germplasm Resources Information Network (GRIN).
View taxonomic account from Integrated Taxonomic Information System (ITIS) for ITIS Taxonomic Serial Number 20770.
View species account and distribution map from Jepson Interchange (University of California - Berkeley).
View photographs and distribution from University of Tennessee Herbarium.
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Related Web Sites:
Alternanthera philoxeroides (Mart.) Griseb.
Aquatic, Wetland and Invasive Plant Info. System: abstract & image
Australia Northern Territories AgNote
Florida Turf image
GU-Plant Threats to Pacific Ecosystems
NC-Aquatic Weed Fact Sheet (NCSU)
New Zealand Environment Bay of Plenty: abstract & images
North Carolina Division of Water Resources information
TX-Biological Control of Weeds in Texas (TAMU)
VA-Invasive Alien Plant Species of Virginia
Wetlands Not Weedlands
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