Jones, D.L. (September 2008), Two threatened new species of Speculantha (Orchidaceae) from south-eastern Australia. The Orchadian 16(1): 30-31, Fig. 1 [tax. nov.]

• Type: New South Wales. Nebraska Road, off Waterpark Road, St Georges Basin, 23 April 2004, D.L.Jones 19070 & B.E.Jones (holo CANB 661325; iso NSW).

Backhouse, G.N. (2010), New combinations in the terrestrial orchid genera Caladenia R.Br., Corybas Salisb. and Pterostylis R.Br. (Orchidaceae) for south-eastern Australia. The Victorian Naturalist 127(2): 57 [basionym]

basionym of: Pterostylis ventricosa (D.L.Jones) G.N.Backh. legitimate

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

nomenclatural synonym of: Pterostylis ventricosa (D.L.Jones) G.N.Backh. legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 523-524 [secondary reference]

nomenclatural synonym: Pterostylis ventricosa (D.L.Jones) G.N.Backh. legitimate common name: Plump Tiny Greenhood [n/a]

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