Parris, B.S. (2007), Five new genera and three new species of Grammitidaceae (Filicales) and the re-establishment of Oreogrammitis. The Gardens' Bulletin, Singapore 58(2): 249 [comb. nov.]

basionym: Polypodium walleri Maiden & Betche legitimate nomenclatural synonym: Ctenopteris walleri (Maiden & Betche) S.B.Andrews legitimate

• APC Dist.: Qld

Council of Heads of Australasian Herbaria (2009), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Polypodium walleri Maiden & Betche legitimate nomenclatural synonym: Ctenopteris walleri (Maiden & Betche) S.B.Andrews legitimate misapplication: Ctenopteris repandula (Mett.) C.Chr. & Tardieu legitimate by Jones, D.L. & Gray, B. (24 July 1986), New fern records for Australia. Austrobaileya 2(3): 285

• APC Dist.: Qld

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Ctenopteris walleri (Maiden & Betche) S.B.Andrews legitimate

Field, A.R. (2 January 2020), Classification and typification of Australian lycophytes and ferns based on Pteridophyte Phylogeny Group classification PPG I. Australian Systematic Botany 33(1): 91 [secondary reference]

nomenclatural synonym: Polypodium walleri Maiden & Betche legitimate nomenclatural synonym: Grammitis walleri (Maiden & Betche) Christenh. legitimate

Brown, G.K. & Bostock, P.D. (December 2020), Appendix A: New names and name and status changes 2019 to 2020. Introduction to the Census of the Queensland Flora 2020: 8 [secondary reference]

nomenclatural synonym: Ctenopteris walleri (Maiden & Betche) S.B.Andrews legitimate

---