| Name | Sphaerostephanos arfakianus (Baker) Holttum |
| Authorship | (Baker) Holttum |
| Rank | Species |
| Placed in | Sphaerostephanos |
| Citation | 1982 Fl. Males., Ser. 2, Pterid. 1(5): 484 |
| Holdings | 7 Specimens held in the Harvard University Herbaria identified as Sphaerostephanos arfakianus (Baker) Holttum |
| Identification made in | [no date] (7) |