| Name | Sphaerostephanos obtusifolius (Rosenstock) Holttum |
| Authorship | (Rosenstock) Holttum |
| Rank | Species |
| Placed in | Sphaerostephanos |
| Citation | 1982 Fl. Males., Ser. 2, Pterid. 1(5): 503 |
| Holdings | 12 Specimens held in the Harvard University Herbaria identified as Sphaerostephanos obtusifolius (Rosenstock) Holttum |
| Identification made in | [no date] (12) |