Sebastiania is a genus of flowering plants in the family Euphorbiaceae first described in 1821.

[2][3] It is native to North and South America from Arizona and the West Indies south to Uruguay.

[1][4][5][6][7][8] As of 2020[update] Kew's Plants of the World Online accepts 60 species in the genus Sebastiania.

[9] Many species formerly included in this genus are now placed in genera such as Actinostemon, Bonania, Chrysanthellum, Dendrocousinsia, Ditaxis, Ditrysinia, Gymnanthes, Microstachys, Phyllanthus, Sapium, and Stillingia.

This Euphorbiaceae-related article is a stub.