Bailey, F.M. (May 1891), Contributions to the Queensland flora. Botany Bulletin. Department of Agriculture, Queensland 3: 18 [tax. nov.]

• Type: "Walsh River, T. Barclay-Millar."

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 539 [secondary reference]

Specht, R.L. in Specht, R.L. & Mountford, C.P. (ed.) (August 1958), The Gymnospermae and Angiospermae collected on the Arnhem Land Expedition. Records of the American-Australian Scientific Expedition to Arnhem Land No. 3 Botany and Plant Ecology: 216 [secondary reference]

Dockrill, A.W. (1969), Australian Indigenous Orchids: 48 [taxonomic synonym]

taxonomic synonym of: Habenaria elongata R.Br. legitimate

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 85 [taxonomic synonym]

taxonomic synonym of: Habenaria elongata R.Br. legitimate

Dockrill, A.W. (1993), Australian Indigenous Orchids Edn. 2, 1: 220 [taxonomic synonym]

taxonomic synonym of: Habenaria elongata R.Br. legitimate

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

taxonomic synonym of: Habenaria elongata R.Br. legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 608 [taxonomic synonym]

taxonomic synonym of: Pecteilis elongata (R.Br.) M.A.Clem. & D.L.Jones legitimate

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Pecteilis elongata (R.Br.) M.A.Clem. & D.L.Jones legitimate

Barrett, R.L., Barrett, M.D. & Clements, M.A. (12 August 2022), A revision of Orchidaceae from the Kimberley region of Western Australia with new species of tropical Calochilus and Dipodium. Telopea 25: 248 [secondary reference]

• Type: "Queensland: Walsh River, T.Barclay-Millar (holo: BRI AQ0279604)."

Barrett, R.L., Barrett, M.D. & Clements, M.A. (12 August 2022), A revision of Orchidaceae from the Kimberley region of Western Australia with new species of tropical Calochilus and Dipodium. Telopea 25: 248 [taxonomic synonym]

taxonomic synonym of: Pecteilis elongata (R.Br.) M.A.Clem. & D.L.Jones legitimate

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