Sphaerostephanos alatellus (Christ) Holttum, comb. nov.
- ≡Nephrodium alatellum Christ in K. Schum. & Laut., Fl. Schutzgeb.: 112. 1900
- ≡Aspidium alatellum (Christ) Christ in Bull. Herb. Boiss. II: 454. 1901
- ≡Dryopteris alatella (Christ) C. Chr., Ind. Fil.: 251. 1905
- ≡Cyclosorus alatellus (Christ) Copel., Gen. Fil.: 142. 1947
- Unknown type category: Lauterbach 2354
- =Cyclosorus heterocarpus sensu Holttum & Roy in Blumea 13: 134. 1965
