Brotherus, V.F. & Watts, W.W. (1916), Descriptions of some new species of Australian, Tasmanian, and New Zealand mosses. VI. Proceedings of the Linnean Society of New South Wales 41: 587 [comb. nov.]

Spence, J.R. & Ramsay, H.P. in McCarthy, P.M. (ed.) (2006), Bryaceae. Flora of Australia 51: 327 [taxonomic synonym]

taxonomic synonym of: Ptychostomum pseudotriquetrum (Hedw.) J.R.Spence & H.P.Ramsay legitimate

Klazenga, N. (2015), AusMoss: Catalogue of Australian mosses, v. 2015-11-16: - [taxonomic synonym]

taxonomic synonym of: Ptychostomum pseudotriquetrum (Hedw.) J.R.Spence & H.P.Ramsay legitimate

Klazenga, N. (2019), AusMoss: Catalogue of Australian mosses, v. 2019-08-26: - [taxonomic synonym]

taxonomic synonym of: Ptychostomum pseudotriquetrum (Hedw.) J.R.Spence & H.P.Ramsay legitimate

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