| Name | Ageratum conyzoides var. mexicanum (Sims) de Candolle |
| Authorship | (Sims) de Candolle |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Ageratum conyzoides Linnaeus |
| GUID | urn:lsid:ipni.org:names:7089-2 |
| Citation | 1836 Prodr. [A. P. de Candolle] 5: 108 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Ageratum conyzoides var. mexicanum (Sims) de Candolle |
| Identification made in | [no date] (2) |