| Name | Polyctenium fremontii var. confertum Rollins |
| Authorship | Rollins |
| Rank | Variety |
| NomenclaturalStatus | NomLeg |
| Placed in | Polyctenium fremontii (S. Watson) Greene |
| GUID | urn:lsid:ipni.org:names:300047-2 |
| Citation | 1993 Harvard Pap. Bot. 1(4): 47 |
| Holdings | 6 Specimens held in the Harvard University Herbaria identified as Polyctenium fremontii var. confertum Rollins |
| Identification made in | [no date] (5), 1988 (1) |