Pontederia crassipes
Pontederia crassipes
(floating waterhyacinth)

7 results for Pontederia crassipes (floating waterhyacinth)
Download Data
Click here for listing in all states

Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1468806 TXCalhounGuadalupe River2018 12100403 East San Antonio Bayestablished
1524350 TXCameron[irrigation canal along N Robertson Rd]2018 12110208 South Laguna Madreestablished
1464603 TXColoradoEagle Lake2018 12090302 Lower Coloradoestablished
1462946 TXGalvestonwetland area near Avenue T and 28th St, SW of Santa Fe2018 12040204 West Galveston Bayestablished
1462960 TXTylerBa Steinhagen Lake2018 12020003 Lower Nechesestablished
1523034 TXUpshurLake Gladewater [at Glade Creek]2018 12010002 Middle Sabineestablished
1463744 TXWalker[Raven Lake] Huntsville State Park2018 12040101 West Fork San Jacintoestablished

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.

Data are not available for download from the web site. Please contact NAS staff for a custom query.


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. [2020]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [2/26/2020].

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 queries involving fish, please contact Matthew Neilson. For queries involving invertebrates, contact Amy Benson.