Reichenbach, H.G.L. (1855), Generis Pachystomatis Bl. Sciagraphia. Bonplandia 3: 251 [comb. nov.]

basionym: Apaturia smithiana Lindl. legitimate

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 101 [taxonomic synonym]

taxonomic synonym of: Pachystoma pubescens Blume legitimate

Dockrill, A.W. (1993), Australian Indigenous Orchids Edn. 2, 1: 272 [taxonomic synonym]

taxonomic synonym of: Pachystoma pubescens Blume legitimate

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

orthographic variant: Pachystoma smithiana M.A.Clem. orth. var.

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

taxonomic synonym of: Pachystoma pubescens Blume legitimate

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