Domin, K. (September 1928), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 1101 [tax. nov.]

• Type: "Nordwest-Australien: zwischen Ashburton – und De Gray River, E. CLEMENT."

Craven, L.A. (13 September 1996), A taxonomic revision of Heliotropium (Boraginaceae) in Australia. Australian Systematic Botany 9(4): 560 [secondary reference]

• Type: "Australia. Western Australia: between the Ashburton and De Grey Rivers, Clement s.n. (PR, holo.; K, PR, iso.)."

Craven, L.A. (13 September 1996), A taxonomic revision of Heliotropium (Boraginaceae) in Australia. Australian Systematic Botany 9(4): 560 [replaced synonym]

replaced synonym of: Heliotropium pachyphyllum Craven legitimate

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

nomenclatural synonym of: Heliotropium pachyphyllum Craven legitimate

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Heliotropium pachyphyllum Craven legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Euploca pachyphylla (Craven) M.W.Frohl. & M.W.Chase legitimate

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