Nuttall, T. (1818), The Genera of North American Plants 2: 196 [tax. nov.]

Eaton, A. in Eaton, A. (ed.) (1822), Manual of Botany for the Northern States Edn. 3: 353 [basionym]

basionym of: Microstylis (Nutt.) Eaton legitimate

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

taxonomic synonym of: Malaxis Sol. ex Sw. legitimate

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