Dennstaedtia werckleana (Christ) Navarr. & B.Øllg.

Triana-Moreno, Luz A., Yañez, Agustina, Kuo, Li-Yaung, Rothfels, Carl J., Pena, Nelson Túlio L., Schwartsburd, Pedro B. & Sundue, Michael, 2023, Phylogenetic revision of Dennstaedtioideae (Dennstaedtiaceae: Polypodiales) with description of Mucura, gen. nov., TAXON 72 (1), pp. 20-46 : 37

Dennstaedtia werckleana (Christ) Navarr. & B.Øllg. in Nordic J. Bot. 20(3): 344, fig. 8h–j. 2000 ≡ Costaricia werckleana Christ in Bull. Soc. Bot. Genéve 1(5): 229. 1909. Dennstaedtia wercklei (Christ) R.M.Tryon in Contr. Gray Herb. 187: 50. 1960 ≡ Saccoloma wercklei Christ in Bull. Herb. Boiss., sér. 2, 4(11): 1100. 1904.

Insufficiently known species

Dennstaedtia anthriscifolia (Bory) T.Moore , Index Fil : 303. 1861 ≡ Lonchitis anthriscifolia Bory in Willd., Sp. Pl. 5: 461. 1810 [treated in Dennstaedtia by Tardieu-Blot (1958), who described the spores as minutely spiny, an uncommon character state for the clade].

Dennstaedtia dennstaedtioides (Copel.) Copel. in Philipp. J. Sci., C, 2: 126. 1907 ≡ Microlepia dennstaedtioides Copel. in Philipp. J. Sci. 1, Suppl. 2: 148, fig. 4. 1906 [insufficiently known].

Dennstaedtia fusca Copel. in Philipp. J. Sci. 81: 4, t. 3. 1952 [insufficiently known].

Oenotrichia macgillivrayi (E.Fourn.) Copel. in Univ. Calif. Publ. Bot. 16: 82. 1929 ≡ Leucostegia maxima E.Fourn. in Ann. Sci. Nat., Bot., ser. 5, 18: 344. 1873 [insufficiently known].

Dennstaedtia madagascariensis (Kunze) Tardieu in Humbert, Fl. Madag. Fam. 5(1): 11. 1958 ≡ Dicksonia madagascariensis Kunze, Analecta Pteridogr. : 38. 1837 [the long-creeping rhizomes appear to lack epipetiolar buds].

Dennstaedtia merrillii Copel. in Philipp. J. Sci., C, 2: 126. 1907 [insufficiently known].

Dennstaedtia parksii Copel. ex Morton in Bull. Bernice P. Bishop Mus. 220: 28, fig. 4. 1959 [insufficiently known].

Dennstaedtia penicillifera Alderw. in Bull. Jard. Bot. Buitenzorg, ser. 2, 28: 17, t. 1. 1918 [insufficiently known].

Dennstaedtia philippinensis Copel. in Leafl. Philipp. Bot. 9: 3107. 1920 [insufficiently known].

Dennstaedtia remota (Christ) Diels in Engler & Prantl, Nat. Pflanzenfam. 1(4): 218. 1899 ≡ Dicksonia remota Christ in Verh. Naturf. Ges. Basel 11: 423. 1896 [insufficiently known].

Dennstaedtia rufidula C.Chr. in Gard. Bull. Straits Settlem. 7: 226, t. 51. 1934 [insufficiently known].

Dennstaedtia shawii Copel. in Philipp. J. Sci. 30: 326. 1926 [insufficiently known].

Dennstaedtia sumatrana Alderw. in Bull. Dép. Agric. Indes Néerl. 18: 6. 1908 [insufficiently known].

Dennstaedtia terminalis Alderw. in Bull. Jard. Bot. Buitenzorg, ser. 2, 16: 6, t. 4. 1914 [insufficiently known, the apparently long-creeping rhizome is aberrant for this clade].

Dennstaedtia williamsii Copel. in Philipp. J. Sci. 1, Suppl. 2: 148. 1906 [insufficiently known].

Excluded names

Dennstaedtia appendiculata (Wall. ex Hook.) J.Sm., Hist. Fil. : 265. 1875 ≡ Dicksonia appendiculatum Wall. ex Hook., Sp. Fil. 1: 79, t. 27C. 1844 ≡ Sitobolium appendiculatum (Wall. ex Hook.) L.A.Triana & Sundue.

Dennstaedtia elwesii (Baker) Bedd., Handb. Ferns Brit. India: 26. 1883 ≡ Dicksonia elwesii Baker in Hooker & Baker, Syn. Fil., ed. 2: 54. 1874 [= Sitobolium appendiculatum (Wall. ex Hook.) L.A.Triana & Sundue].

Dennstaedtia scabra (Wall. ex Hook.) T.Moore , Index Fil. : 307. 1861 ≡ Dicksonia scabra Wall. ex Hook, Sp. Fil. 1: 80, t. 28B. 1844 [= Sitobolium zeylanicum (Sw.) L.A. Triana & Sundue].