Sprengel, C.P.J. (1828), Systema Vegetabilium Edn. 17, 5: 554 (index) [nom. nov.]

replaced synonym: Polypodium attenuatum R.Br. nom. illeg.

• Text: "attenuatum R. Br.... mutetur in P. Brownianum."
• Comment: In the main text Sprengel listed both Polypodium attenuatum R.Br. (p. 46) and Polypodium attenuatum Willd. (p. 53) as accepted names. In the index he retained Polypodium attenuatum Willd. and provided a (superfluous) replacement name for Polypodium attenuatum R.Br.
• Comment: nom. illeg., nom. superfl., non Polypodium brownii Wikstr. (1826).

Presl, C.B. [K.B.] (1836), Tentamen Pteridographiae: 194 [nomenclatural synonym]

nomenclatural synonym of: Dictyopteris attenuata C.Presl nom. illeg., nom. superfl.

Hooker, W.J. (1842), Genera Filicum: t. 71 B [nomenclatural synonym]

nomenclatural synonym of: Dictyopteris attenuata C.Presl nom. illeg., nom. superfl.

Hooker, W.J. in Hooker, W.J. (ed.) (1842), Icones Plantarum 5: t. 409 [nomenclatural synonym]

nomenclatural synonym of: Polypodium attenuatum R.Br. nom. illeg.

Domin, K. (January 1915), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 172 [nomenclatural synonym]

nomenclatural synonym of: Polypodium brownii Wikstr. legitimate

Tindale, M.D. (1961), Polypodiaceae. Contributions from the New South Wales National Herbarium, Flora Series 210: 39 [nomenclatural synonym]

nomenclatural synonym of: Dictymia brownii (Wikstr.) Copel. legitimate

Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Dictymia brownii (Wikstr.) Copel. legitimate

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Dictymia brownii (Wikstr.) Copel. legitimate

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