Hygrophila polysperma
Hygrophila polysperma
(Indian swampweed)
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Exotic
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913 results for Hygrophila polysperma (Indian swampweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1633902 ALBarbour1000 meters southwest of the mouth of Bustahatchee Creek. Between the levee of the Eufaula National Wildlife Refuge Upland Unit and the large island on the Chattahoochee River.2018 03130003 Middle Chattahoochee-Walter Festablished
1673808 ALMobile[No locality description provided]2020 03160204 Mobile-Tensaw 
1334663 ALMobileMobile municipal Park (Langan), southwest of junction of Ziegler Blvd. and Forest Hill Drive, West Mobile1996 03160204 Mobile-Tensawestablished
1740444 FLAlachua[No locality description provided]2019 03110206 Santa Fe 
1616351 FLAlachua[No locality description provided]2019 03080102 Oklawahaestablished
1616414 FLAlachua[No locality description provided]2019 03110206 Santa Feestablished
1748867 FLAlachua[No locality description provided]2022 03080102 Oklawaha 
1701496 FLAlachua[No locality description provided]2022 03080102 Oklawaha 
1709281 FLAlachua[No locality description provided]2022 03080102 Oklawaha 
1749612 FLAlachua[No locality description provided]2023 03110206 Santa Fe 
1751044 FLAlachua[No locality description provided]2024 03080102 Oklawaha 
1751438 FLAlachua[No locality description provided]2024 03080102 Oklawaha 
1751835 FLAlachua[No locality description provided]2024 03080102 Oklawaha 
1752530 FLAlachua[No locality description provided]2024 03080102 Oklawaha 
873188 FLAlachuaHogtown Creek, between SR 26 (University Ave) and SR 26A (Newberry Rd), near SR 26 bridge2015 03080102 Oklawahaestablished
1474403 FLAlachuaNewnans Lake1986 03080102 Oklawahaunknown
219251 FLAlachuaNewnans Lake [E of Gainesville]1986 03080102 Oklawahaestablished
873186 FLAlachuaNewnans Lake, near Owen's-Illinois Park boat ramp2015 03080102 Oklawahaestablished
1545174 FLAlachuaPoe Springs, Santa Fe River2019 03110206 Santa Feestablished
1334664 FLAlachuaSanta Fe River, N of High Springs2007 03110206 Santa Feestablished
1545083 FLAlachuaSweetwater Branch Creek, north of SE 2nd Place bridge2019 03080102 Oklawahaestablished
1615712 FLBroward[No locality description provided]2017 03090206 Florida Southeast Coastestablished
1706976 FLBroward[No locality description provided]2018 03090206 Florida Southeast Coast 
1708807 FLBroward[No locality description provided]2021 03090206 Florida Southeast Coast 
1675830 FLBroward[No locality description provided]2021 03090206 Florida Southeast Coast 
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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 [2/1/2025].

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