Brongniart, A.T. (1843), Enumeration des Generes de Plantes cultives au Museum d'Histoire Naturelle de Paris: xxxii, 136 [tax. nov.]

Bennett, E.M. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Cycadopsida. Flora of the Perth Region 1: 56 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 929 [secondary reference]

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