| Classification | Asteraceae: Silphium |
| Harvard University Herbaria Barcode(s) | 00578922 |
| Collector | C. H. Knowlton |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Suffolk County: Boston |
| Locality | Boston, Escaped from Fenway, Back Bay |
| Date Collected | 1916-09-05 [Sept. 5, 1916] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/acbb8ef3-0053-4063-b69a-509b2291e239 |
| Harvard University Herbaria Barcode | 00578922 |
| Herbarium | NEBC |
| Family | Asteraceae |
| Determination | Silphium perfoliatum Linnaeus |
| Determination Remarks | [is filed under name] [is Current name] |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
