Fraxinus Ash 65 North temperate regions to the tropics. All species look alike. Guaicum Lignum-vitae 6 Warm Americas. All species look alike. Hippomane Manchineel 5 Mexico to West Indies.
All species look alike.
Hymenaea Courbaril 15 Tropical America. All species look alike. Ilex Holly 400 Cosmopolitan. All species look alike. Butternuts can be separated from Walnuts.