Rogers, R.S. (24 December 1920), Contributions to Australian orchidology. Transactions and proceedings of the Royal Society of South Australia 44: 323-324 [tax. nov.]

• Type: "Albany, W.A., Dr. A. Syme Johnson, 25/9/19; Muresk, near Perth, W.A., Mrs. W.E. Cooke, 4/9/07."

George, A.S. (5 May 1971), A check list of the Orchidaceae of Western Australia. Nuytsia 1(2): 188 [secondary reference]

• Lectotype: Albany, A. Syme Johnson, Sept. 25, 1919 - lecto.: AD; Muresk, Mrs. W.E. Cooke, Sept. 4, 1907 - syn.: AD.

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 56 [secondary reference]

Green, J.W. (18 October 1987), Census of the Vascular Plants of Western Australia Edn. 2, Suppl. 5: 6 [taxonomic synonym]

taxonomic synonym of: Prasophyllum triangulare Fitzg. legitimate

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 114 [secondary reference]

• Lectotype: "'Albany', 25 Sep. 1919, A. Syme-Johnson s.n. (lectotype AD! here designated)."

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [secondary reference]

isonym: Prasophyllum lanceolatum R.S.Rogers isonym

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Prasophyllum triangulare Fitzg. legitimate

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