| Name | Eupatorium pycnocephalum Lessing |
| Authorship | Lessing |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Eupatorium Linnaeus |
| Contains | Eupatorium pycnocephalum var. caucanum B. L. Robinson Eupatorium pycnocephalum f. glandulitectum B. L. Robinson |
| GUID | urn:lsid:ipni.org:names:206739-1 |
| Holdings | 4 Specimens held in the Harvard University Herbaria identified as Eupatorium pycnocephalum Lessing |
| Identification made in | [no date] (4) |