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

19 results for Alternanthera philoxeroides (alligatorweed)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1421181 TXCherokee[No locality description provided]2011 12020001 Upper Neches 
1421244 TXCherokee[No locality description provided]2011 12020001 Upper Neches 
229794 TXCherokeeLake Jacksonville1995 12020001 Upper Nechesestablished
1470247 TXCherokeeLake Jacksonville2008 12020001 Upper Nechesestablished
1470410 TXCherokeeLake Jacksonville2013 12020001 Upper Nechesestablished
1470331 TXCherokeeLake Jacksonville2014 12020001 Upper Nechesestablished
1470319 TXCherokeeLake Jacksonville2015 12020001 Upper Nechesestablished
1470248 TXCherokeeLake Jacksonville2016 12020001 Upper Nechesestablished
1421125 TXHenderson[No locality description provided]2011 12020001 Upper Neches 
229155 TXHendersonAthens Lake, reservoir, NE Texas.1995 12020001 Upper Nechesestablished
1470107 TXHendersonLake Athens2004 12020001 Upper Nechesestablished
1470190 TXHendersonLake Athens2009 12020001 Upper Nechesestablished
1470193 TXHendersonLake Athens2011 12020001 Upper Nechesestablished
1470168 TXHendersonLake Athens2012 12020001 Upper Nechesestablished
1523932 TXHendersonLake Athens2017 12020001 Upper Nechesestablished
1470334 TXHendersonLake Palestine2005 12020001 Upper Nechesestablished
1523933 TXHendersonLake Palestine2017 12020001 Upper Nechesestablished
229169 TXHenderson/CheroPalestine Lake, northeast Texas1995 12020001 Upper Nechesestablished
242851 TXHenderson/CheroPalestine Lake, northeast Texas2001 12020001 Upper Nechesestablished

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/10/2025].

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.