| Name | Eupatorium oblongifolium var. oxyodontum B. L. Robinson |
| Authorship | B. L. Robinson |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Eupatorium oblongifolium Baker |
| GUID | urn:lsid:ipni.org:names:100506-2 |
| Citation | 1934 Contr. Gray Herb. 104: 24 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Eupatorium oblongifolium var. oxyodontum B. L. Robinson |
| Identification made in | [no date] (1), 1982 (1) |