| Name | Eupatorium caaguazuense var. hirsutum Hassler |
| Authorship | Hassler |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Eupatorium caaguazuense Hieronymus |
| GUID | urn:lsid:ipni.org:names:99649-2 |
| Citation | 1912 Repert. Spec. Nov. Regni Veg. 11: 169 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Eupatorium caaguazuense var. hirsutum Hassler |
| Identification made in | [no date] (3), 1982 (3) |