Hoffman, N. & Brown, A. (2011), Orchids of South-West Australia Edn. 3: 410 [primary reference]

common name: Broad-petalled Snail Orchid [n/a]

Jones, D.L. & French, C.J. (2015), New species in the Pterostylis nana R.Br. complex (Orchidaceae) from Western Australia - 4. Australian Orchid Review 80(2): 37 [taxonomic synonym]

taxonomic synonym of: Pterostylis platypetala D.L.Jones & C.J.French legitimate

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

taxonomic synonym of: Pterostylis platypetala D.L.Jones & C.J.French legitimate

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