| Name | Sphaerostephanos carrii Holttum |
| Authorship | Holttum |
| Rank | Species |
| Placed in | Sphaerostephanos |
| Citation | 1982 Fl. Males., Ser. 2, Pterid. 1(5): 463 |
| Holdings | 1 Specimen held in the Harvard University Herbaria identified as Sphaerostephanos carrii Holttum |
| Identification made in | [no date] (1) |