Melpomene xiphopteroides (Liebm.) A.R.Sm. & R.C.Moran, Novon 2(4): 431. 1992 sec. Mickel & Smith 2004
- ≡Polypodium xiphopteroides Liebm., Kongel. Danske Vidensk.-Selsk. Skr. V(1): 196 (seors. 44). 1849 syn. sec. Mickel & Smith 2004
- ≡Grammitis xiphopteroides (Liebm.) A.R.Sm., Amer. Fern J. 70(1): 26. 1980 syn. sec. Mickel & Smith 2004
- =Polypodium rigens Maxon in Proc. U.S. Natl. Mus. 27: 741. 1904 syn. sec. Mickel & Smith 2004
- =Ctenopteris megaloura Copel. in Philipp. J. Sci. 84(4): 391. 1955 syn. sec. Mickel & Smith 2004
- =Ctenopteris rigens (Maxon) Copel., Philipp. J. Sci. 84: 422. 1956 syn. sec. Mickel & Smith 2004
- =Grammitis rigens (Maxon) Proctor, Brit. Fern Gaz. 9: 219. 1965 syn. sec. Mickel & Smith 2004