Halford, D.A. & Harris, W.K. (21 December 2012), A taxonomic revision of Euphorbia section Anisophyllum Roeper (Euphorbiaceae) in Australia. Austrobaileya 8(4): 529-530, Figs 14, 27D, Map 35 [tax. nov.]

• Type: "Queensland. Burke District: 12.3 km along Lake Moondara Road from Barkly Highway, N of Mt Isa, 1 July 2011, D.Halford QM524A (holo: BRI, iso: DNA, K, MEL, MICH, NT, distribuendi)."

• Etymology: "The specific epithet is from Latin, occultus, secret, hidden, in reference to the concealment of the involucral glands by the erect hood-like gland appendages of this species."
• Comment: nom. illeg., non Klotszch (1856).

Halford, D.A. & Harris, W.K. (17 December 2013), Euphorbia operta Halford & W.K.Harris (Euphorbiaceae), a new name for Euphorbia occulta Halford & W.K.Harris, nom. illeg. and lectotypification of the name Euphorbia australis var. subtomentosa Domin. Austrobaileya 9(1): 153 [replaced synonym]

replaced synonym of: Euphorbia operta Halford & W.K.Harris legitimate

Council of Heads of Australasian Herbaria (2016), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Euphorbia operta Halford & W.K.Harris legitimate

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