Polypodium rigidum Aubl., Hist. Pl. Guiane: 963. 1775 Polypodium rigidum Aubl., Hist. Pl. Guiane: 963. 1775is earlier homonym of Polypodium rigidum Hoffm., Deutschl. Fl. 2: 6. 1796This name is not assigned to any taxon.
