Polypodium dilatatum Hook in Sp. Fil. 5: 85. 1864 Polypodium dilatatum Hook in Sp. Fil. 5: 85. 1864Type: Wallich 295 (K)Isotype: Wallich 295 (US)Taxon for this namePolypodium dilatatum Hook in Sp. Fil. 5: 85. 1864