All species look alike. Teak Tectona 4 Southeast Asia to Malaysia. All species look alike. Thorn Crataegus 280 North temperate. All species look alike.
All species look alike.
True Cedar Cedrus 4 North Africa to Asia. All species look alike. True Mahogany Swietenia 3 Tropical America. Butternuts can be separated from Walnuts. Tropical, American Black and European Walnuts can sometimes be separated based on their micro-anatomy, depending on sample size.