| Name | Arenaria macrantha (Rydberg) A. Nelson |
| Authorship | (Rydberg) A. Nelson |
| Rank | Species |
| Placed in | Arenaria Linnaeus |
| GUID | urn:lsid:ipni.org:names:18602-2 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Arenaria macrantha (Rydberg) A. Nelson |
| Identification made in | 1913 (1) |