| Specimen ID | 1668936 |
| Group | Plants |
| Genus | Reynoutria |
| Species | japonica |
| Common Name | Itadori knotweed |
| State | DC |
| County | District of Columbia |
| Locality | Klingle Bridge vicinity (over Rock Creek) Rock Creek Park and Vicinity |
| Mapping Accuracy | Approximate |
| HUC8 Name | Middle Potomac-Anacostia-Occoquan |
| HUC8 Number | 02070010 |
| Map | |
| Collection Day | 25 |
| Collection Month | 8 |
| Collection Year | 1946 |
| Year Accuracy | Actual |
| Potential Pathway | unknown |
| Status | unknown |
| Reference 1 |
| Ref. Number: | 26212 |
| Author: | GBIF |
| Date: | 2013 |
| Title: | Global Biodiversity Information Facility (GBIF) Database. |
| Publisher: | Global Biodiversity Information Facility |
|
|
| Reference 2 |
| Ref. Number: | 16075 |
| Author: | Smithsonian Institution |
| Date: | 2019 |
| Title: | United States National Herbarium (US) |
| Publisher: | Department of Botany, Smithsonian Institution |
|
|
| Record Type | Specimen |
| Disposal | Herbarium |
| Museum Cat Number | US 1889951 |
| Verifier | Strong, M. T., (US), Smithsonian Institution |
| Freshwater/Marine | Freshwater |
| Number Collected | 1 |
