Shonia is a genus of plants in the family Euphorbiaceae first described as a genus in 2005.Henderson, Rodney John Francis & Halford, David A. 2005. Austrobaileya 7: 218Tropicos, Shonia R.J.F. Hend. & Halford The entire genus is endemic to Australia.

Species , Plants of the World Online accepted the following species: Shonia bickertonensis (Specht) Halford & R.J.F.Hend. – Northern Territory Shonia carinata Halford & R.J.F.Hend. – Queensland Shonia territorialis Halford & R.J.F.Hend. – Northern Territory Shonia tristigma (F.Muell.) Halford & R.J.F.Hend. – Queensland

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