Toelken, H.R. (20 November 1998), Notes on Hibbertia (Dilleniaceae) 2. The H. aspera - empetrifolia complex. Journal of the Adelaide Botanic Gardens 18(2): 132, fig. 4O-Q [tax. nov.]

• Type: Queensland, Atherton Tablelands, Wallum trig track, J.M.Powell 680 & J.Armstrong (holo.: NSW; iso.: BRI).

pro parte taxonomic synonym: Hibbertia billardierei F.Muell. nom. illeg., nom. superfl. pro parte misapplication: Hibbertia aspera DC. legitimate by Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1984), Dilleniaceae. Flora of South-eastern Queensland 1: 189 misapplication: Hibbertia aspera DC. legitimate by Pearson, S. & Pearson, A. (1991), Plants of Central Queensland: 223

Harden, G.J. & Murray, L.J. in Harden, G.J. & Murray, L.J. (ed.) (2000), Flora of New South Wales Supplement 1: 34 [secondary reference]

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - APC [secondary reference]

pro parte taxonomic synonym: Hibbertia billardierii F.Muell. orth. var. pro parte taxonomic synonym: Hibbertia billardierei F.Muell. nom. illeg., nom. superfl. pro parte taxonomic synonym: Hibbertia billardierei F.Muell. var. billardierei legitimate pro parte taxonomic synonym: Hibbertia billardieri Benth. orth. var. pro parte misapplication: Hibbertia aspera DC. legitimate by Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1984), Dilleniaceae. Flora of South-eastern Queensland 1: 189 misapplication: Hibbertia aspera DC. legitimate by Pearson, S. & Pearson, A. (1991), Plants of Central Queensland: 223

• APC Dist.: Qld, NSW

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