Hygrophila polysperma
Hygrophila polysperma
(Indian swampweed)
Plants
Exotic
Collection Info
Point Map
Species Profile
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Impacts

27 results for Hygrophila polysperma (Indian swampweed)
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Page:12
Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1334664 FLAlachuaSanta Fe River, N of High Springs2007 03110206 Santa Feestablished
1475033 FLCitrusWithlacoochee River2007 03100208 Withlacoocheeestablished
1474882 FLColumbiaSanta Fe River2007 03110206 Santa Feestablished
1474840 FLGladesLake Hicpochee2007 03090205 Caloosahatcheeunknown
1474860 FLHillsboroughChannel G2007 03100206 Tampa Bayunknown
1474975 FLHillsboroughRocky Creek2007 03100206 Tampa Bayestablished
1474853 FLHillsboroughRocky Creek (channel A)2007 03100206 Tampa Bayunknown
1474889 FLLakeLake Eustis2007 03080102 Oklawahaestablished
1474474 FLLakeLittle Lake Harris2007 03080102 Oklawahaestablished
1474987 FLLakePalatlakaha River2007 03080102 Oklawahaestablished
1474852 FLLeeCaloosahatchee River (above S-79)2007 03090205 Caloosahatcheeestablished
1475009 FLOkeechobeeLake Okeechobee2007 03090201 Lake Okeechobeeunknown
1474892 FLOsceolaBoggy Creek2007 03090101 Kissimmeeestablished
1474827 FLOsceolaEast Lake Tohopekaliga2007 03090101 Kissimmeeestablished
1474826 FLOsceolaLake Gentry2007 03090101 Kissimmeeestablished
1474669 FLOsceolaLake Tohopekaliga2007 03090101 Kissimmeeestablished
1474410 FLOsceolaShingle Creek2007 03090101 Kissimmeeestablished
1474545 FLPalm BeachLake Clarke2007 03090206 Florida Southeast Coastestablished
1474687 FLPalm BeachLake Ida2007 03090206 Florida Southeast Coastestablished
1474420 FLPalm BeachLake Mangonia2007 03090206 Florida Southeast Coastestablished
1474898 FLPalm BeachLake Osborne2007 03090206 Florida Southeast Coastestablished
1474953 FLPalm BeachLoxahatchee River2007 03090206 Florida Southeast Coastestablished
1475007 FLPalm BeachPine Lake2007 03090206 Florida Southeast Coastestablished
1474973 FLSarasotaMyakka River2007 03100102 Myakkaunknown
1474886 FLSeminoleEconlockhatchee River2007 03080101 Upper St. Johnsunknown
Page:12

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 [2/21/2026].

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.