Hygrophila polysperma
Hygrophila polysperma
(Indian swampweed)
Plants
Exotic
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Impacts

6 results for Hygrophila polysperma (Indian swampweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1752793 TXComal[No locality description provided]2024 12100202 Middle Guadalupe 
1752384 TXHays[No locality description provided]2024 12100203 San Marcos 
1888824 TXHays[No locality description provided]2024 12100203 San Marcos 
1751343 TXKendall[No locality description provided]2024 12100304 Cibolo 
1751624 TXKendall[No locality description provided]2024 12100304 Cibolo 
1752618 TXKendall[No locality description provided]2024 12100304 Cibolo 

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.

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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].

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