| Specimen ID | 1691708 |
| Group | Plants |
| Genus | Marsilea |
| Species | quadrifolia |
| Common Name | European water-clover |
| State | MI |
| County | Oakland |
| Locality | Clinton River, Pontiac |
| Mapping Accuracy | Accurate |
| HUC8 Name | Clinton |
| HUC8 Number | 04090003 |
| HUC10 Name | Stony Creek-Clinton River |
| HUC10 Number | 0409000301 |
| HUC12 Name | Pontiac Creek-Clinton River |
| HUC12 Number | 040900030108 |
| Map | |
| Collection Year | 2012 |
| Year Accuracy | Actual |
| Potential Pathway | dispersed | escaped captivity pond | released aquarium |
| Status | established |
| Comments | 2021 distribution from Cass Lake up river to Drayton Nature Center (~7 river miles) |
| Record Type | Personal communication |
| Freshwater/Marine | Freshwater |
