| Name | Arenaria rossii subsp. columbiana (Raup) Maguire |
| Authorship | (Raup) Maguire |
| Rank | Subspecies |
| NomenclaturalStatus | NomLeg |
| Placed in | Arenaria rossii R. Brown ex Richardson |
| GUID | urn:lsid:ipni.org:names:18683-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Arenaria rossii subsp. columbiana (Raup) Maguire |
| Identification made in | 1907 (1) |