Sphaerostephanos irayensis (Copel.) Holttum, comb. nov.
- ≡Cyclosorus irayensis Copel. in Philip. J. Sci. 81: 28. 1952
- ≡Thelypteris irayensis (Copel.) Reed in Phytologia 17: 285. 1968
- ≡Plesioneuron irayense (Copel.) Holttum in Blumea 22: 239. 1975
- Unknown type category: Batanes Islands, Mt Iraya, Ramos BS 80344
- Unknown type category: Batanes Islands, Mt Iraya, Ramos BS 80344
- =Sphaerostephanos fenixii Holttum in Kalikasan 4: 55. 1975
- Unknown type category: Fenix BS 3780
- Unknown type category: Fenix BS 3780
