Tetradium is a genus of trees in the family Rutaceae, occurring in temperate to tropical east Asia. In older books, the genus was often included in the related genus Euodia (sometimes written, 'Evodia' from latin spelling), but that genus is now restricted to tropical species. In cultivation in English-speaking countries, they are known as Euodia, Evodia, or Bee bee tree.
They are attractive trees with deciduous glossy pinnate leaves. Tetradium daniellii (syn. T. hupehensis) develops a smooth gray ...