| Name | Eupatorium purpureum var. amoenum (Pursh) A. Gray |
| Authorship | (Pursh) A. Gray |
| Rank | Variety |
| Placed in | Eupatorium purpureum Linnaeus |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Eupatorium purpureum var. amoenum (Pursh) A. Gray |
| Identification made in | [no date] (1) |