Bentham, G. (1835), Scrophularineae Indicae: 13 [tax. nov.]

• Type: "California, Douglas."

Ewart, A.J. & Sharman, P.J. (1916), Contributions to the Flora of Australia, no. 24. Proceedings of the Royal Society of Victoria 28(2): 231 [secondary reference]

Ewart, A.J. (1917), Contributions to the Flora of Australia, No. 25. Proceedings of the Royal Society of Victoria 29(2): - [secondary reference]

Maiden, J.H. (1921), Agricultural Gazette of New South Wales 32: 396 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 200 [secondary reference]

Barker, W.R. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Scrophulariaceae. Flora of Victoria 4: 486 [taxonomic synonym]

taxonomic synonym of: Castilleja exserta (A.Heller) T.I.Chuang & Heckard legitimate

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Castilleja exserta (A.Heller) T.I.Chuang & Heckard legitimate

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