| Name | Eupatorium perfoliatum var. colpophilum Fernald & Griscom |
| Authorship | Fernald & Griscom |
| Rank | Variety |
| Placed in | Eupatorium perfoliatum Linnaeus |
| GUID | urn:lsid:ipni.org:names:100629-2 |
| Citation | 1935 Rhodora 37(437): 182 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Eupatorium perfoliatum var. colpophilum Fernald & Griscom |
| Identification made in | [no date] (1), 1985 (1) |
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