Bentham, G. & Hooker, J.D. (May 1876), Genera Plantarum 2(2): 775 [tax. nov.]

Bentham, G. (May 1876), Hooker's Icones Plantarum 12(4): 79 [secondary reference]

Forster, P.I. (14 February 1992), A taxonomic revision of Heterostemma Wight & Arn. (Asclepiadaceae: Stapelieae) in Australia and the western Pacific. Australian Systematic Botany 5(1): 72 [taxonomic synonym]

taxonomic synonym of: Heterostemma Wight & Arn. legitimate

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