Sphaerostephanos spenceri (Christ) Holttum in Kalikasan 4: 58. 1975
- ≡Dryopteris spenceri Christ in Philip. J. Sci. 2: Bot. 206. 1907
- ≡Phegopteris spenceri (Christ) v.A.v.R., Handb.: 508. 1908
- ≡Cyclosorus spenceri (Christ) Copel., Gen. Fil.: 143. 1947
- ≡Thelypteris spenceri (Christ) Reed in Phytologia 17: 314. 1968
Unknown type categorys: Mindanao, Davao Distr., Todaya, Copeland 1464 (,, US)