Domin, K. (1923), New Additions to the Flora of Western Australia. Vestnik Kralovske Ceske Spolecnosti Nauk, Trida Matematiko-Prirodevedecke 2: 2 [tax. nov.]

• Type: Yallingup and Cape Naturaliste, A.A. DORRIEN-SMITH."

Foreman, D.B. in McCarthy, P.M. (ed.) (1995), Petrophile. Flora of Australia 16: 185 [taxonomic synonym]

taxonomic synonym of: Petrophile linearis R.Br. legitimate

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [secondary reference]

orthographic variant: Petrophila linearis var. microcephala Domin orth. var.

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Petrophile linearis R.Br. legitimate

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