Lythrum salicaria
Lythrum salicaria
(purple loosestrife)
Plants
Exotic
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19 results for Lythrum salicaria (purple loosestrife)
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Specimen IDStateCountyLocalityYear HUC Number What's this? Drainage nameStatus
1422879 WIAdamsArkdale Lake2012 07070003 Castle Rockestablished
1425603 WIAdamsCamelot Lake2010 07070003 Castle Rockestablished
246328 WIAdamsPetenwell Lake, near1985 07070003 Castle Rockcollected
1423260 WIAdamsTwin Lakes2015 07070003 Castle Rockestablished
1427460 WIColumbiaPortage Downstream-Portage Canal Inlet Structure - 100474962016 07070003 Castle Rockestablished
1424916 WIMarathonMission Lake2011 07070003 Castle Rockestablished
1422455 WIPortageAlong CTH HH (Portage Co)2014 07070003 Castle Rockestablished
1426025 WIPortageCTH HH at West Harding St - Boston School Forest2014 07070003 Castle Rockestablished
1426393 WIPortageCTH M and STH 34 intersection (Portage Co)2014 07070003 Castle Rockestablished
1422410 WIPortageIntersection of CTH and CTH M (Portage Co)2014 07070003 Castle Rockestablished
1473407 WIPortageJordan Park2018 07070003 Castle Rockestablished
1424266 WIPortageJordan Pond2017 07070003 Castle Rockestablished
1424715 WIPortageLake Mohawksin2011 07070003 Castle Rockestablished
1427123 WIPortagePlover River - Hwy HH and WI River2013 07070003 Castle Rockestablished
246375 WIPortageWisconsin River Flowage1986 07070003 Castle Rockcollected
1426097 WISaukDelton Lake2014 07070003 Castle Rockestablished
1426477 WIWoodDexter Lake2009 07070003 Castle Rockestablished
1426902 WIWoodNepco Lake2009 07070003 Castle Rockestablished
246396 WIWoodYellow River, near Dexter County Park1985 07070003 Castle Rockcollected

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. [2025]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [12/19/2025].

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.