| Name | Eupatorium heterosquameum Urban & Ekman |
| Authorship | Urban & Ekman |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Eupatorium Linnaeus |
| Citation | 1931 Ark. Bot. 23(11): 54 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Eupatorium heterosquameum Urban & Ekman |
| Identification made in | [no date] (2), 1982 (2) |