| Name | Arnica amplexifolia subsp. prima Maguire |
| Authorship | Maguire |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Arnica amplexifolia Rydberg |
| GUID | urn:lsid:ipni.org:names:19865-2 |
| Citation | 1942 MadroƱo 6: 154 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Arnica amplexifolia subsp. prima Maguire |
| Identification made in | [no date] (1) |