| Name | Polyctenium fremontii (S. Watson) Greene |
| Authorship | (S. Watson) Greene |
| Rank | Species |
| NomenclaturalStatus | NomLeg |
| Placed in | Polyctenium |
| Contains | Polyctenium fremontii var. confertum Rollins |
| Holdings | 48 Specimens held in the Harvard University Herbaria identified as Polyctenium fremontii (S. Watson) Greene |
| Identification made in | [no date] (45), 1937 (1), 1984 (1), 1990 (1) |