| Classification | Polygonaceae: Polygonum |
| Harvard University Herbaria Barcode(s) | 00736785 |
| Collector | M. L. Fernald, F. W. Hunnewell & B. H. Long |
| Collector number | 9418 |
| Country | United States of America |
| State | Rhode Island |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Rhode Island |
| Locality | Block Island |
| Date Collected | 1913-08-21 [August 21, 1913] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/508b9c0e-8426-4e44-a86b-1c028019223d |
| Harvard University Herbaria Barcode | 00736785 |
| Herbarium | NEBC |
| Family | Polygonaceae |
| Determination | Polygonum sagittatum Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
