Pax, F.A. in Engler, H.G.A. & Prantl, K.A.E. (ed.) (March 1891), PIttosporaceae. Die Naturlichen Pflanzenfamilien III, 2a(56): 113, fig. 63, F-K. [tax. nov.]

• Type: Billardiera longifolia Labill.

• Comment: Orthographic variants include BILLARDIEREOPSIS T. von Post & O.Kuntze, Lex. Gen. Phan. (1903) 69. Base name for BILLARDIERA ser. UNILOCULARES E.Bennett.

Bennett, E.M. (7 February 1978), New taxa and new combinations in Australian Pittosporaceae. Nuytsia 2(4): 190 [taxonomic synonym]

taxonomic synonym of: Billardiera ser. Uniloculares E.M.Benn. legitimate

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Billardiera Sm. legitimate

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