| Name | Ageratum microcephalum Hemsley |
| Authorship | Hemsley |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Ageratum Linnaeus |
| GUID | urn:lsid:ipni.org:names:7143-2 |
| Citation | Biol. Cent.-Amer., Bot. 11. 82 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Ageratum microcephalum Hemsley |
| Identification made in | [no date] (1) |