| Classification | Asteraceae: Eupatorium |
| Classification 1 | Asteraceae: Ageratina |
| Harvard University Herbaria Barcode(s) | 00295782 |
| Collector | C. E. Pease |
| Country | United States of America |
| State | Massachusetts |
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Massachusetts: Middlesex County |
| Locality | Middlesex Fells [Reservation] |
| Habitat | ["Rich woods"] |
| Container | Metropolitan Park Flora |
| Frequency | ["Rare"] |
| Project | Metropolitan Park Flora |
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/432b9c6c-e3b7-42e2-9d13-e0fdd896c449 |
| Harvard University Herbaria Barcode | 00295782 |
| Herbarium | NEBC |
| Family | Asteraceae |
| Determination | Eupatorium ageratoides Linnaeus f. |
| Determination Remarks | [is label name] |
| Family | Asteraceae |
| Determination | Eupatorium urticifolium Reichard |
| Determination Remarks | [annotation on sheet] |
| Family | Asteraceae |
| Determination | Eupatorium rugosum Houttuyn |
| Determined by | Clewell, Andre Francis |
| Date Determined | 1968 |
| Family | Asteraceae |
| Determination | Ageratina altissima (Linnaeus) R. M. King & H. Robinson |
| Determined by | Kittredge, Walter Tobey |
| Date Determined | 2011-03-14 |
| Determination Remarks | [is Current name] |
| Phenology | Flower |
| Preparation Type | Sheet |
| Preparation Method | Pressed |
