Alternanthera philoxeroides
Alternanthera philoxeroides
(alligatorweed)
Plants
Exotic
Collection Info
Point Map
Species Profile
Animated Map
Impacts

83 results for Alternanthera philoxeroides (alligatorweed)
Download Data

Page:1234
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1752453 ARHempstead[No locality description provided]2024 11140201 McKinney-Posten Bayous 
1752132 ARLafayette[No locality description provided]2024 11140205 Bodcau Bayou 
1752134 ARLafayette[No locality description provided]2024 11140205 Bodcau Bayou 
1751857 ARLittle River[No locality description provided]2024 11140109 Lower Little Arkansas, Oklahoma 
1751426 CAButte[No locality description provided]2024 18020159 Honcut Headwaters-Lower Feather 
1751734 CAContra Costa[No locality description provided]2024 18040003 San Joaquin Delta 
1751934 CAContra Costa[No locality description provided]2024 18040003 San Joaquin Delta 
1752745 CALos Angeles[No locality description provided]2024 18070105 Los Angeles 
1751469 CARiverside[No locality description provided]2024 18070203 Santa Ana 
1751434 CASan Diego[No locality description provided]2024 18070304 San Diego 
1751565 CASan Diego[No locality description provided]2024 18070304 San Diego 
1751328 CASan Diego[No locality description provided]2024 18070304 San Diego 
1752604 CASan Joaquin[No locality description provided]2024 18040003 San Joaquin Delta 
1752475 CASan Joaquin[No locality description provided]2024 18040011 Upper Calaveras California 
1751736 CASolano[No locality description provided]2024 18020163 Lower Sacramento 
1751296 CASolano[No locality description provided]2024 18020163 Lower Sacramento 
1752222 CASutter[No locality description provided]2024 18020159 Honcut Headwaters-Lower Feather 
1752221 CAYolo[No locality description provided]2024 18020161 Upper Coon-Upper Auburn 
1751529 CAYolo[No locality description provided]2024 18020163 Lower Sacramento 
1751609 DENew Castle[No locality description provided]2024 02040205 Brandywine-Christina 
1751495 DENew Castle[No locality description provided]2024 02040205 Brandywine-Christina 
1751971 DENew Castle[No locality description provided]2024 02040205 Brandywine-Christina 
1728772 FLAlachua[No locality description provided]2024 03080102 Oklawaha 
1739367 FLMarion[No locality description provided]2024 03080102 Oklawaha 
1891900 GARichmond[No locality description provided]2024 03060106 Middle Savannah 
Page:1234

Data Disclaimer: Number of records does not imply species abundance. This summary represent collection records only and may not reflect the actual distribution of established populations. These data are preliminary or provisional and are subject to revision. They are being provided to meet the need for timely best science. The data have not received final approval by the U.S. Geological Survey (USGS) and are provided on the condition that neither the USGS nor the U.S. Government shall be held liable for any damages resulting from the authorized or unauthorized use of the data.

Disclaimer:

The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2026]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/21/2026].

Contact us if you are using data from this site for a publication to make sure the data are being used appropriately and for potential co-authorship if warranted.

For general information and questions about the database, contact Wesley Daniel. For problems and technical issues, contact Matthew Neilson.