| Specimen ID | 259322 |
| Group | Plants |
| Genus | Egeria |
| Species | densa |
| Common Name | Brazilian waterweed |
| State | CA |
| County | Sonoma |
| Locality | Helen Putnam Regional Park |
| Mapping Accuracy | Accurate |
| HUC8 Name | San Pablo Bay |
| HUC8 Number | 18050002 |
| HUC10 Name | Petaluma River-Frontal San Pablo Bay Estuaries |
| HUC10 Number | 1805000206 |
| HUC12 Name | San Antonio Creek |
| HUC12 Number | 180500020602 |
| Map | |
| Collection Day | 5 |
| Collection Month | 10 |
| Collection Year | 2001 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | collected |
| Reference 1 |
| Ref. Number: | 17141 |
| Author: | Calflora. |
| Date: | 2007 |
| Title: | Information on California plants for education, research and conservation |
| Volume: | 2007 |
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| Comments | Growing in still water. |
| Record Type | Literature |
| Earliest Record | locale |
| Museum Cat Number | CDA19690 |
| Verifier | |
| Freshwater/Marine | Freshwater |
