| Name | Arenaria polytrichoides var. perlevis F. N. Williams |
| Authorship | F. N. Williams |
| Rank | Variety |
| Placed in | Arenaria polytrichoides Edgeworth |
| Citation | 1898 J. Linn. Soc., Bot. 33: 405 |
| Holdings | 2 Specimens held in the Harvard University Herbaria identified as Arenaria polytrichoides var. perlevis F. N. Williams |
| Identification made in | [no date] (1), 1990 (1) |