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

393 results for Alternanthera philoxeroides (alligatorweed)
Download Data

Page:12345678910...>>
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
228703 AL Tennessee River Impoundments in northern part of state1996 06030000 Middle Tennessee-Elkestablished
230304 CAKingsthree townships in northeastern Kings County1996 18030000 Tulare-Buena Vista Lakesestablished
230302 CALos Angelesten townships in southeastern Los Angeles County1996 18070106 San Gabrielestablished
247684 CARiversideSanta Ana River bank at Anza Narrows Park (M McLean Anza Narrows Park)1996 18070203 Santa Anacollected
1438770 CARiversideSanta Ana River bank at Anza Narrows Park, 3 sqft mat.1996 18070203 Santa Anaestablished
230301 CARiversidetownship near Riverside1996 18070203 Santa Anaestablished
230303 CATulareTulare County, about sixteen townships in northwestern and central parts of county1996 18030000 Tulare-Buena Vista Lakesestablished
1483675 FLAlachuaJohnson Lake1996 03080102 Oklawahaestablished
1481563 FLAlachuaLake Alto1996 03110206 Santa Feestablished
1476702 FLAlachuaLittle Orange Lake1996 03080102 Oklawahaestablished
1483960 FLAlachuaLittle Santa Fe Lake1996 03110206 Santa Feestablished
1483421 FLAlachuaLochloosa Lake1996 03080102 Oklawahaestablished
1481329 FLAlachuaNewnans Lake1996 03080102 Oklawahaestablished
1482405 FLAlachuaOrange Lake1996 03080102 Oklawahaestablished
1480588 FLAlachuaSanta Fe Lake1996 03110206 Santa Feestablished
1476303 FLAlachuaWatermellon Pond1996 03110101 Waccasassaestablished
1476851 FLAlachuaWauberg Lake1996 03080102 Oklawahaestablished
1483411 FLBakerOcean Pond1996 03070204 St. Marysestablished
1481600 FLBayMartin Bayou1996 03140101 St. Andrew-St. Joseph Baysestablished
1480336 FLBradfordHampton Lake1996 03110206 Santa Feestablished
1482015 FLBradfordLake Rowell1996 03110206 Santa Feestablished
1481309 FLBradfordLake Sampson1996 03110206 Santa Feestablished
1478367 FLBrevardClark Lake1996 03080101 Upper St. Johnsestablished
1484096 FLBrevardFox Lake1996 03080101 Upper St. Johnsestablished
1484097 FLBrevardLake Hellen-blazes1996 03080101 Upper St. Johnsestablished
Page:12345678910...>>

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 [4/29/2026].

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.