Pfeiffer, N.E. (1914), Morphology of Thismia americana: Contributions from the Hull Botanical Laboratory 182. Botanical Gazette 57: 122 [comb. nov.]

basionym: Bagnisia hillii Cheeseman legitimate

Curtis, W.M. in Curtis, W.M. & Morris, D.I. (1994), Burmanniaceae. The Student's Flora of Tasmania 4B: 424 [taxonomic synonym]

taxonomic synonym of: Thismia rodwayi F.Muell. legitimate

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Bagnisia hillii Cheeseman legitimate taxonomic synonym: Geomitra hillii Cheeseman nom. inval., pro syn.

• APC Dist.: NSW

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