| Specimen ID | 1661782 |
| Group | Plants |
| Genus | Reynoutria |
| Species | japonica |
| Common Name | Itadori knotweed |
| State | MA |
| County | Suffolk |
| Locality | Arnold Arboretum |
| Mapping Accuracy | Approximate |
| HUC8 Name | Charles |
| HUC8 Number | 01090001 |
| Map | |
| Collection Day | 30 |
| Collection Month | 9 |
| Collection Year | 2009 |
| 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 |
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| Reference 2 |
| Ref. Number: | 28167 |
| Author: | Les, D.H., and R.S. Capers. |
| Date: | 2012 |
| Title: | George Safford Torrey Herbarium (CONN) |
| Publisher: | University of Connecticut |
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| Comments | Stems ca. 3 m tall; A few individuals |
| Record Type | Specimen |
| Disposal | Herbarium |
| Museum Cat Number | CONN00148970 |
| Freshwater/Marine | Freshwater |
