| Classification | Asteraceae: Eupatorium | 
| Harvard University Herbaria Barcode(s) | 02188948 | 
| Collector | D. Demaree | 
| Collector number | 34468 | 
| Country | United States of America | 
| State | Arkansas | 
| Geography | North America: North America (CA, US, MX) (Region): United States of America: Arkansas: Hot Spring County | 
| Locality | Ouachita River. P. O. Malvern. | 
| Date Collected | 1953-10-10 | 
| Verbatim Elevation | 235 ft. | 
| Habitat | River bottoms. | 
| Container | Plants of Arkansas | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/d2e02231-cd33-4c5b-9c83-9c8faf8d11ef | 
| Harvard University Herbaria Barcode | 02188948 | 
| Herbarium | GH | 
| Family | Asteraceae | 
| Determination | Eupatorium altissimum Linnaeus | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |