| Classification | Hypericaceae: Hypericum |
| Harvard University Herbaria Barcode(s) | 00765212 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | Maine |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Washington County: East Machias |
| Locality | East Machias |
| Date Collected | 1909-07-16 [July 16, 1909] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/3ca28493-a67d-42ae-b2f3-56da600d88f1 |
| Harvard University Herbaria Barcode | 00765212 |
| Herbarium | NEBC |
| Family | Hypericaceae |
| Determination | Hypericum perforatum Linnaeus |
| Determination Remarks | [filed under] [current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |