Hygrophila polysperma
Hygrophila polysperma
(Indian swampweed)

73 results for Hygrophila polysperma (Indian swampweed)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1709384 FLHillsborough[No locality description provided]2022 03100206 Tampa Bay 
222921 FLHillsboroughChannel A1988 03100206 Tampa Bayestablished
222911 FLHillsboroughChannel G1988 03100206 Tampa Bayestablished
1474581 FLHillsboroughChannel G1988 03100206 Tampa Bayunknown
226073 FLHillsboroughChannel G1992 03100206 Tampa Bayestablished
1474674 FLHillsboroughChannel G1992 03100206 Tampa Bayunknown
1475043 FLHillsboroughChannel G1994 03100206 Tampa Bayunknown
1474414 FLHillsboroughChannel G1996 03100206 Tampa Bayunknown
1474584 FLHillsboroughChannel G1997 03100206 Tampa Bayunknown
1474504 FLHillsboroughChannel G1998 03100206 Tampa Bayunknown
1474463 FLHillsboroughChannel G1999 03100206 Tampa Bayunknown
1474999 FLHillsboroughChannel G2000 03100206 Tampa Bayunknown
1474858 FLHillsboroughChannel G2001 03100206 Tampa Bayunknown
1474467 FLHillsboroughChannel G2002 03100206 Tampa Bayunknown
1474906 FLHillsboroughChannel G2003 03100206 Tampa Bayunknown
1474862 FLHillsboroughChannel G2004 03100206 Tampa Bayunknown
1474741 FLHillsboroughChannel G2005 03100206 Tampa Bayunknown
1474994 FLHillsboroughChannel G2006 03100206 Tampa Bayunknown
1474860 FLHillsboroughChannel G2007 03100206 Tampa Bayunknown
1474557 FLHillsboroughChannel G2008 03100206 Tampa Bayunknown
1474461 FLHillsboroughChannel G2009 03100206 Tampa Bayunknown
1475040 FLHillsboroughChannel G2010 03100206 Tampa Bayunknown
1652034 FLHillsboroughPat Blvd, Tampa, FL, US2019 03100206 Tampa Bayestablished
1474556 FLHillsboroughRocky Creek1988 03100206 Tampa Bayestablished
222014 FLHillsboroughRocky Creek1988 03100206 Tampa Bayestablished

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.


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. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [7/16/2024].

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