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. West Indian Satinwood Zanthoxylum 250 Americas, Africa, Asia, Australia. All species look alike.