Sphaerostephanos mutabilis (Brause) Holttum, comb. nov.
- ≡Dryopteris mutabilis Brause in Bot. Jahrb. 56: 97. 1920
- ≡Cyclosorus mutabilis (Brause) Copel., Gen. Fil.: 143. 1947
- ≡Thelypteris mutabilis (Brause) Reed in Phytologia 17: 295. 1968
- Unknown type category: Ledermann 9745
- Unknown type category: Ledermann 9745
