| Name | Achillea thomasiana A. Haller ex Murith |
| Authorship | A. Haller ex Murith |
| Rank | Species |
| Placed in | Achillea Linnaeus |
| Citation | 1810 Guide Bot. [Murith] 49 |
| Holdings | 3 Specimens held in the Harvard University Herbaria identified as Achillea thomasiana A. Haller ex Murith |
| Identification made in | [no date] (3) |