Jones, D.L. (2016), Three new species of Speculantha (Orchidaceae: Pterostylidinae) from eastern Australia. Australian Orchid Review 81(6): 42-44, Fig. 2 [tax. nov.]

• Type: "South Australia. South-east district: Lake Edward, 14 Apr. 1987, R.Bates 9902 (holo CBG 9211480; iso AD)."

• Etymology: "The Latin corpulentus, fat, corpulent, in reference to the very plump flowers."

Jones, D.L. & French, C.J. (2017), New combinations in Pterostylis and Corunastylis (Orchidaceae). Australian Orchid Review 82(3): 63 [basionym]

basionym of: Pterostylis corpulenta (D.L.Jones) D.L.Jones legitimate

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Pterostylis corpulenta (D.L.Jones) D.L.Jones legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 526 [secondary reference]

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

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