Wilson, Paul G. (10 December 1970), A taxonomic revision of the genera Crowea, Eriostemon and Phebalium (Rutaceae). Nuytsia 1(1): 74, Map 36 [tax. nov.]

• Type: "MEL 4801 "Between Israelite-Bay and Pt. Culver", G. Maxwell."

• Etymology: "ob = inversed, ovatus = egg-shaped"

Wilson, Paul G. (16 September 1998), New species and nomenclatural changes in Phebalium and related genera (Rutaceae). Nuytsia 12(2): 285 [basionym]

basionym of: Phebalium obovatum (Paul G.Wilson) Paul G.Wilson legitimate

Wilson, Paul G. in Wilson, A.J.G. (ed.) (2013), Phebalium. Flora of Australia 26: 465 [nomenclatural synonym]

nomenclatural synonym of: Phebalium obovatum (Paul G.Wilson) Paul G.Wilson legitimate

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