| Specimen ID | 1654810 |
| Group | Plants |
| Genus | Egeria |
| Species | densa |
| Common Name | Brazilian waterweed |
| State | VA |
| County | Fairfax |
| Locality | Flat Lick Stream Valley Park, Chantilly, VA, US |
| Mapping Accuracy | Accurate |
| HUC8 Name | Middle Potomac-Anacostia-Occoquan |
| HUC8 Number | 02070010 |
| HUC10 Name | Bull Run |
| HUC10 Number | 0207001007 |
| HUC12 Name | Cub Run |
| HUC12 Number | 020700100704 |
| Map | |
| Collection Day | 2 |
| Collection Month | 7 |
| Collection Year | 2020 |
| Year Accuracy | Actual |
| Potential Pathway | hitch hiker on small watercraft |
| Status | established |
| Reference 1 |
| Ref. Number: | 25944 |
| Author: | iNaturalist |
| Date: | 2024 |
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| Comments | iNaturalist observation ID: 51686105 |
| Record Type | Literature |
| Verifier | USGS NAS staff |
| Freshwater/Marine | Freshwater |
