| Specimen ID | 1692891 |
| Group | Plants |
| Genus | Marsilea |
| Species | quadrifolia |
| Common Name | European water-clover |
| State | IL |
| County | Champaign |
| Locality | [No locality description provided] |
| Mapping Accuracy | Accurate |
| HUC8 Name | Vermilion |
| HUC8 Number | 05120109 |
| HUC10 Name | Saline Branch Drainage Ditch |
| HUC10 Number | 0512010902 |
| HUC12 Name | Town of Thomasboro |
| HUC12 Number | 051201090201 |
| Map | |
| Collection Year | 1976 |
| 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: | 29265 |
| Author: | Vincent, M. (curator). |
| Date: | 2014 |
| Title: | W. S. Turrell Herbarium (MU) |
| Publisher: | Miami University |
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| Record Type | Specimen |
| Museum Cat Number | MU-V-000109672 |
| Verifier | Great Lakes Invasives Network |
| Freshwater/Marine | Freshwater |