| Specimen ID | 1692600 |
| Group | Plants |
| Genus | Marsilea |
| Species | quadrifolia |
| Common Name | European water-clover |
| State | IL |
| County | McDonough |
| Locality | Spring Lake; 1 mi N of Macomb |
| Mapping Accuracy | Accurate |
| HUC8 Name | La Moine |
| HUC8 Number | 07130010 |
| HUC10 Name | East Fork La Moine River |
| HUC10 Number | 0713001003 |
| HUC12 Name | Spring Lake-Spring Creek |
| HUC12 Number | 071300100304 |
| Map | |
| Collection Day | 17 |
| Collection Month | 8 |
| Collection Year | 1963 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 27378 |
| Author: | Cranberg, C., and R. Keller |
| Date: | 2020 |
| Title: | Illinois Database of Aquatic Non-native Species |
| Publisher: | School of Environmental Sustainability, Loyola University Chicago |
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| Reference 2 |
| Ref. Number: | 18407 |
| Author: | University of Minnesota |
| Date: | 2021 |
| Title: | J. F. Bell Museum of Natural History Herbarium (MIN) |
| Publisher: | SEINet Data Portal |
| Volume: | 2009 |
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| Record Type | Specimen |
| Museum Cat Number | 1189170 |
| Verifier | Great Lakes Invasives Network |
| Freshwater/Marine | Freshwater |
