Nees von Esenbeck, C.G.D. in Hooker, W.J. (ed.) (1840), The Journal of Botany: 393 [tax. nov.]

Pax, F.A. in Engler, H.G.A. & Prantl, K.A.E. (ed.) (January 1888), Cyperaceae. Die Naturlichen Pflanzenfamilien II, 2(15): 113 [replaced synonym]

replaced synonym of: Psilocarya sect. Oncostylis Pax legitimate

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

taxonomic synonym of: Rhynchospora Vahl nom. et orth. cons.

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