| Name | Eupatorium ivaefolium var. hirsutum Hassler |
| Authorship | Hassler |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Eupatorium ivaefolium Linnaeus |
| Citation | 1916 Repert. Spec. Nov. Regni Veg. 14: 280 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Eupatorium ivaefolium var. hirsutum Hassler |
| Identification made in | [no date] (2), 1982 (2) |
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