Sonder, O.W. (1856), Plantae Muellerianae - Desvauxieae. Linnaea: ein Journal für die Botanik in ihrem ganzen Umfange, oder Beiträge zur Pflanzenkunde 28(2): 227 [tax. nov.]

• Type: "Echinsuga et in Australia fel. (Dr. F. Müller), Van Diemensland (Stuart)."

Hieronymus, G.H.E.W. (1873), Abhandlungen der Naturforschenden Gesellschaft zu Halle 12: 206 [basionym]

basionym of: Brizula gracilis (Sond.) Hieron. legitimate

Mueller, F.J.H. von (1875), Census of the plants of Tasmania, instituted in 1875. Monthly Notices of Papers and Proceedings of the Royal Society of Tasmania 1874: 92 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 123 [secondary reference]

Rodway, L. (1903), The Tasmanian Flora: 231 [secondary reference]

Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 101 [nomenclatural synonym]

nomenclatural synonym of: Brizula gracilis (Sond.) Hieron. legitimate

Black, J.M. (1943), Flora of South Australia Edn. 2, 1: 177 [secondary reference]

nomenclatural synonym: Brizula gracilis (Sond.) Hieron. legitimate

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 9 [secondary reference]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 46 [secondary reference]

• Comment: Appears in square brackets and italics as an "erroneous record".

Brown, E.A. in Harden, G.J. (ed.) (1993), Centrolepidaceae. Flora of New South Wales 4: 408 [secondary reference]

Conn, B.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Flowering Plants (Magnoliophyta). Flora of Victoria Edn. 1, 2: 191, Fig. 41d-e [secondary reference]

nomenclatural synonym: Brizula gracilis (Sond.) Hieron. legitimate common name: Slender Aphelia [n/a]

Curtis, W.M. in Curtis, W.M. & Morris, D.I. (1994), Centrolepidaceae. The Student's Flora of Tasmania 4B: 49, Fig. 20 [secondary reference]

nomenclatural synonym: Brizula gracilis (Sond.) Hieron. legitimate taxonomic synonym: Aphelia gunnii Hook.f. legitimate

Cooke, D.A. (8 May 1995), A taxonomic revision of Aphelia (Centrolepidaceae). Journal of the Adelaide Botanic Gardens 16: 103-104, Figs 1D, G, 2D, Map 3 APC [secondary reference]

• Lectotype: Austral felix [western Victoria], F.Mueller (lecto. here chosen because it is the most typical and best preserved specimen: MEL 558047! ex herb. Sonder); Echinsuga [Echunga, S.A.], xi.1848, F.Mueller (syn.: MEL 577702 pro parte!, a mixed sheet with another Mueller collection from Onkaparinga); Van Diemensland [Tasmania], 1848, C.Stuart (syn.: MEL!).

nomenclatural synonym: Brizula gracilis (Sond.) Hieron. legitimate taxonomic synonym: Aphelia gunnii Hook.f. legitimate

• APC Dist.: SA, NSW, Vic, Tas

de Salas, M.F. & Baker, M.L. (2016), Tasmanian vascular plant census. A Census of the Vascular Plants of Tasmania, including Macquarie Island: 82 [secondary reference]

taxonomic synonym: Aphelia gunnii Hook.f. legitimate

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