| Name | Eupatorium leonensis B. L. Robinson |
| Authorship | B. L. Robinson |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Eupatorium Linnaeus |
| Citation | 1901 Proc. Amer. Acad. Arts 36: 479 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Eupatorium leonensis B. L. Robinson |
| Identification made in | [no date] (2), 1982 (1) |