Holttum, R.E. in Nayar, B.K. & Kaur, S. (1974), Companion to R.H. Beddome's Handbook to the Ferns of British India, Ceylon and the Malay Peninsula: 209 [comb. nov.]

basionym: Polypodium unitum L. legitimate

Holttum, R.E. (1979), Sphaerostephanos (Thelypteridaceae) in Asia excluding Malesia. Kew Bulletin 34(2): 228-229 [secondary reference]

nomenclatural synonym: Polypodium unitum L. legitimate nomenclatural synonym: Cyclosorus unitus (L.) Ching legitimate nomenclatural synonym: Thelypteris unita (L.) C.V.Morton legitimate

Bostock, P.D. in McCarthy, P.M. (ed.) (1998), Thelypteridaceae. Flora of Australia 48: 354 APC [secondary reference]

nomenclatural synonym: Polypodium unitum L. legitimate nomenclatural synonym: Cyclosorus unitus (L.) Ching legitimate nomenclatural synonym: Thelypteris unita (L.) C.V.Morton legitimate

• APC Dist.: NT, Qld

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): 71 [secondary reference]

nomenclatural synonym: Polypodium unitum L. legitimate

Fawcett, S.E. & Smith, A.R. (11 October 2021), A Generic Classification of the Thelypteridaceae. Sida, botanical miscellany 59: 88 [nomenclatural synonym]

nomenclatural synonym of: Strophocaulon unitum (L.) S.E.Fawc. & A.R.Sm. legitimate

Almeida, T.E., Smith, A.R., Bostock, P.D., Bloesch, Z. & Field, A.R. (10 May 2023), ×Abacopterella altifrons (Thelypteridaceae), a new intergeneric fern hybrid from Australia. Austrobaileya 13: 50 [nomenclatural synonym]

nomenclatural synonym of: Strophocaulon unitum (L.) S.E.Fawc. & A.R.Sm. legitimate

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