| Specimen ID | 234259 |
| Group | Plants |
| Genus | Egeria |
| Species | densa |
| Common Name | Brazilian waterweed |
| State | DE |
| County | New Castle |
| Locality | Hoopes Reservoir, edge, 4 mi NW of Wilmington |
| Mapping Accuracy | Accurate |
| HUC8 Name | Brandywine-Christina |
| HUC8 Number | 02040205 |
| HUC10 Name | White Clay Creek |
| HUC10 Number | 0204020503 |
| HUC12 Name | Red Clay Creek |
| HUC12 Number | 020402050307 |
| Map | |
| Collection Day | 12 |
| Collection Month | 10 |
| Collection Year | 1941 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10766 |
| Author: | Hong-Wa, C. (curator). |
| Date: | 2015 |
| Title: | Claude E. Phillips Herbarium (DOV) |
| Publisher: | Delaware State University |
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| Comments | previously determined: Anacharis densa (Tatnall 1941); habitat: shallow waters; DET:R.R. Haynes 1995 CollectorNumber: Tatnall, #4980 |
| Record Type | Literature |
| Museum Cat Number | DOV |
| Verifier | Reed, C.F., 1985 |
| Freshwater/Marine | Freshwater |