Pleopeltis riograndensis (T.Wendt) E.G.Andrews & Windham, Contr. Univ. Michigan Herb. 19: 46. 1993 sec. Smith & Tejero-Díez 2014
- ≡Polypodium thyssanolepis var. riograndense T.Wendt, Amer. Fern J. 70(1): 6. 1980 syn. sec. Mickel & Smith 2004
- ≡Polypodium riograndense (T.Wendt) Mickel, Mem. New York Bot. Gard. 88: 506. 2004, nom. illeg. syn. sec. Mickel & Smith 2004