| Name | Eupatorium rotundifolium var. ovatum (Bigelow) Torrey ex de Candolle |
| Authorship | (Bigelow) Torrey ex de Candolle |
| Rank | Variety |
| Placed in | Eupatorium rotundifolium Linnaeus |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Eupatorium rotundifolium var. ovatum (Bigelow) Torrey ex de Candolle |
| Identification made in | [no date] (11), 2017 (1) |
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