| Specimen ID | 235630 |
| Group | Plants |
| Genus | Egeria |
| Species | densa |
| Common Name | Brazilian waterweed |
| State | IL |
| County | Williamson |
| Locality | Madison Lake |
| Mapping Accuracy | Approximate |
| HUC8 Name | Big Muddy |
| HUC8 Number | 07140106 |
| Map | |
| Collection Day | 28 |
| Collection Month | 9 |
| Collection Year | 1992 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 13652 |
| Author: | Illinois Natural History Survey. |
| Date: | 2003 |
| Title: | INHS Herbarium Database (www.inhs.uiuc.edu/cbd/main/collections/plants.html). |
| Publisher: | INHS. |
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| Comments | CollectorNumber: 4598 |
| Record Type | Literature |
| Museum Cat Number | ILLS (IL Natl History Survey) |
| Verifier | Haynes, Robert R. (UNA, ALU, 1995) |
| Freshwater/Marine | Freshwater |
