| Name | Aster ageratoides var. firmus (Diels) Handel-Mazzetti |
| Authorship | (Diels) Handel-Mazzetti |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Aster ageratoides Turczaninow |
| Holdings | 10 Specimens held in the Harvard University Herbaria identified as Aster ageratoides var. firmus (Diels) Handel-Mazzetti |
| Identification made in | [no date] (9), 1990 (1) |