| Classification | Asteraceae: Ageratina |
| Harvard University Herbaria Barcode(s) | 00753229 |
| Collector | L. E. Richardson & F. C. Seymour |
| Collector number | 21034 |
| Country | United States of America |
| State | New Hampshire |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: New Hampshire: Sullivan County: Langdon |
| Locality | Langdon |
| Date Collected | 1963-08-23 [23 Aug. 1963] |
| Project | New England Vascular Plants TCN |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/90561863-b03c-42c6-aa9e-ce177a3696d1 |
| Harvard University Herbaria Barcode | 00753229 |
| 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 |
