Jones, D.L. (June 2009), Five threatened new species of Hymenochilus (Orchidaceae) from southern Australia. The Orchadian 16(4): 180-182, Fig. 3 [tax. nov.]

• Type: Western Australia, Port Gregory Road (precise locality withheld), 24 Aug. 1983, S.D.Hopper 3349 (holo PERTH 291870; iso CANB).

Janes, J.K. & Duretto, M.F. (31 August 2010), A new classification for subtribe Pterostylidinae (Orchidaceae), reaffirming Pterostylis in the broad sense. Australian Systematic Botany 23(4): 262 [basionym]

basionym of: Pterostylis sinuata (D.L.Jones) Janes & Duretto legitimate

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

nomenclatural synonym of: Pterostylis sinuata (D.L.Jones) Janes & Duretto legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 552 [secondary reference]

nomenclatural synonym: Pterostylis sinuata (D.L.Jones) Janes & Duretto legitimate common name: Northampton Midget Greenhood [n/a]

---