Persicaria maculosa

Spotted ladysthumb

Collection Information for Persicaria maculosa

Results limited to All Great Lakes.
To see the collection list for the entire Great Lakes region, click here.
 Results also available in (click to export table to spreadsheet)

(click table headers to sort)
Specimen IDStateCountyLocalityYearHUC NumberDrainage NameStatus
1321070NY Lake Ontario184304280002Lake Ontarioestablished
250811PAErieErie County200804260000Lake Eriecollected
250619MISt. ClairSt. Clair County200804090001St. Claircollected
250732OHOttawaOttawa County200804260000Lake Eriecollected
250873WIDouglasDouglas County200804180000Lake Superiorcollected
250907WIDoorDoor County200804190000Lake Michigancollected
250574MIIronIron County200804180000Lake Superiorcollected
250617MISanilacSanilac County200804240002Lake Huroncollected
250746OHLorainLorain County200804260000Lake Eriecollected
1655842MNLakeMinnesota, Lake, East Beaver Bay194404180000Lake Superiorestablished
1655843MNSt. LouisMinnesota, Saint Louis, Bordering St. Louis Bay on Minnesota Point, Duluth.;Minnesota Point;049N;13W;18193504180000Lake Superiorestablished
1656750ON Thunder Bay, Ontario193604180000Lake Superiorestablished
1656752OHOttawaOttawa Co. Occasional in roadside ditch just west of South Dock, North Bass Island196904260000Lake Erieestablished
1656760ON Gore Bay, Manitoulin Island, Ontario, Canada193204240002Lake Huronestablished
1656764MIMackinacSt. Helena Island197604190000Lake Michiganestablished
1656769MISt. Clairnear Capac, St. Clair Co., MI190904090001St. Clairestablished

Citation for this information:
U.S. Geological Survey, 2024, Persicaria maculosa: U.S. Geological Survey, Nonindigenous Aquatic Species Database, Gainesville, FL, https://nas.er.usgs.gov, Access Date: 6/25/2024