| Name | Eupatorium conyzoides var. margaritense Hassler |
| Authorship | Hassler |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Eupatorium conyzoides J. Vahl |
| Citation | 1912 Repert. Spec. Nov. Regni Veg. 11: 167 |
| Holdings | 5 Specimens held in the Harvard University Herbaria identified as Eupatorium conyzoides var. margaritense Hassler |
| Identification made in | [no date] (2), 1982 (3) |
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