Domin, K. (25 October 1908), Monographie der Gattung Didiscus. Sitzungsberichte der Königlichen Böhmischen Gesellschaft der Wissenschaften. Mathematisch-naturwissenschaftliche Classe 10: 47 [tax. nov.]

• Type: "Victoria: leg. ROBERTSON."

Hart, J.M. & Henwood, M.J. (27 February 2006), A revision of Australian Trachymene (Apiaceae: Hydrocotyloideae). Australian Systematic Botany 19(1): 40 [basionym]

basionym of: Trachymene composita var. robertsonii (Domin) J.M.Hart legitimate

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

orthographic variant: Didiscus compositus var. robertsoni Domin orth. var.

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

nomenclatural synonym of: Trachymene composita var. robertsonii (Domin) J.M.Hart legitimate

---