| Name | Erigeron flagellaris var. trilobatus Maguire & Cronquist |
| Authorship | Maguire & Cronquist |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Erigeron flagellaris A. Gray |
| Citation | 1947 Brittonia 6: 258 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Erigeron flagellaris var. trilobatus Maguire & Cronquist |
| Identification made in | [no date] (1) |