Mueller, F.J.H. von (1861), Fragmenta Phytographiae Australiae 2(15): 139 [tax. nov.]

• Type: "In planitiebus collibusque apricis praesertim calcariis prope flumina Darling, Murray, Wimmera, Torrens, Gawler, Light, Broughton et Crystal Brook."

Bentham, G. (16 December 1868), Flora Australiensis 4: 407 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 100 [basionym]

basionym of: Lappula concava (F.Muell.) F.Muell. legitimate

Kuntze, C.E.O. (5 November 1891), Revisio Generum Plantarum 2: 437 [basionym]

basionym of: Cynoglossospermum concavum (F.Muell.) Kuntze legitimate

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 346 [secondary reference]

Black, J.M. (December 1926), Meliaceae - Scrophulariaceae. Flora of South Australia 3: 475 [nomenclatural synonym]

nomenclatural synonym of: Lappula concava (F.Muell.) F.Muell. legitimate

Brand, A. in Engler, H.G.A. (1931), Das Pflanzenreich 97: 135 [basionym]

basionym of: Omphalolappula concava (F.Muell.) Brand legitimate

Black, J.M. & Robertson, E.L. (1957), Flora of South Australia Edn. 2, 4: 714 [nomenclatural synonym]

nomenclatural synonym of: Omphalolappula concava (F.Muell.) Brand legitimate

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 264 [nomenclatural synonym]

nomenclatural synonym of: Omphalolappula concava (F.Muell.) Brand legitimate

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 90 [nomenclatural synonym]

nomenclatural synonym of: Omphalolappula concava (F.Muell.) Brand legitimate

Mitchell, A.S. in Jessop, J.P. (ed.) (1981), Boraginaceae (except Halgania). Flora of Central Australia: 293 [nomenclatural synonym]

nomenclatural synonym of: Omphalolappula concava (F.Muell.) Brand legitimate

Jeanes, J.A. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Boraginaceae. Flora of Victoria 4: 393 [nomenclatural synonym]

nomenclatural synonym of: Omphalolappula concava (F.Muell.) Brand legitimate

Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Omphalolappula concava (F.Muell.) Brand legitimate

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