Presl, C.B. [K.B.] (1851), Epimeliae Botanicae: 109 [tax. nov.]

• Type: "Sieber synops. filic. n. 106. ... Habitat in Nova Hollandia ad Port Jackson (Sieber)."

Fée, A.L.A. (1852), Genera Filicum. Exposition des Genres de la Famille des Polypodiacees. Mémoires sur la famille des Fougères 5: 68 [basionym]

basionym of: Lomaria ambigua (C.Presl) Fée legitimate

Domin, K. (October 1914), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 20(85): 117 [taxonomic synonym]

taxonomic synonym of: Blechnum capense subsp. laevigatum (Cav.) Domin legitimate

Christensen, C.F.A. (1937), Dansk Botanisk Arkiv Udgivet af Dansk Botanisk Forening 9 (3): 21 [basionym]

basionym of: Blechnum ambiguum (C.Presl) Kaulf. ex C.Chr. legitimate

Tindale, M.D. (1960), Contributions to the Flora of New South Wales: New Species and Combinations in Acacia and Blechnum. Proceedings of the Linnean Society of New South Wales 85(2): 254 [secondary reference]

• Lectotype: "New Holland (Australia), Sieber Syn. Fil. No. 106, 1827 (P)"

Chambers, T.C. & Farrant, P.A. in McCarthy, P.M. (ed.) (1998), Blechnaceae. Flora of Australia 48: 367 [nomenclatural synonym]

nomenclatural synonym of: Blechnum ambiguum (C.Presl) Kaulf. ex C.Chr. legitimate

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

nomenclatural synonym of: Blechnum ambiguum (C.Presl) Kaulf. ex C.Chr. legitimate

Gasper, A.L. de, Dittrich, V.A.O., Smith, A.R. & Salino, A. (2016), A classification for Blechnaceae (Polypodiales: Polypodiopsida): New genera, resurrected names, and combinations. Phytotaxa 275(3): 215 [secondary reference]

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): 63 [secondary reference]

• Lectotype: "New Holland, s. dat., Sieber s.n., Syn. fil. No. 106 (1827) (first-step lecto: P, designated by M. D.Tindale, Proc. Linn. Soc. New South Wales 85: 252 (1960); second-step lecto, designated here: P 01663119*; possible isolecto: B 200031537*, B 200031542*, B 200031541*, BM 001048226*, P 01663121*, P 01663109*, S S-P-2049*)."

nomenclatural synonym: Blechnum ambiguum (C.Presl) Kaulf. ex C.Chr. legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Blechnum ambiguum (C.Presl) Kaulf. ex C.Chr. legitimate

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