| Specimen ID | 228685 |
| Group | Plants |
| Genus | Ludwigia |
| Species | grandiflora |
| Common Name | large-flower primrose-willow |
| State | DE |
| County | New Castle |
| Locality | Newark, pond owned by Johnston |
| Mapping Accuracy | Accurate |
| HUC8 Name | Brandywine-Christina |
| HUC8 Number | 02040205 |
| HUC10 Name | C&D Canal - Red Lion Creek |
| HUC10 Number | 0204020507 |
| HUC12 Name | Army Creek-Delaware River |
| HUC12 Number | 020402050702 |
| Map | |
| Collection Day | 7 |
| Collection Month | 9 |
| Collection Year | 1995 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | established |
| Reference 1 |
| Ref. Number: | 10283 |
| Author: | Aquatic Resources Education Center. |
| Date: | 1995 |
| Title: | List of Aquatic Plants found in Delaware Ponds 1973-1995 |
| Publisher: | Division of Fish and Wildlife, Department of Natural Resources and Environmental Control |
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| Record Type | Literature |
| Freshwater/Marine | Freshwater |
