| Classification | Asteraceae: Ageratina | 
| Harvard University Herbaria Barcode(s) | 00753163 | 
| Collector | O. W. Knight | 
| Country | United States of America | 
| State | Maine | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Maine: Aroostook County: Fort Kent | 
| Locality | Fort Kent | 
| Date Collected | 1905-08-11 [Aug 11, 1905] | 
| Project | New England Vascular Plants TCN | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/304d8e98-7eb3-4a18-a40c-1a3ff6560847 | 
| Harvard University Herbaria Barcode | 00753163 | 
| Herbarium | NEBC | 
| Family | Asteraceae | 
| Determination | Ageratina altissima (Linnaeus) R. M. King & H. Robinson | 
| Determination Remarks | [filed under] [current name] | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |