Pecan "fruit of the walnut". They noted the particularly thin shell and acorn-like shape of the fruit, indicating they were indeed referring to pecans. The Spaniards took the pecan into Europe, Asia, and Africa beginning in the 16th century. In 1792, William Bartram reported in his botanical book, "Travels", a nut tree, "Juglans exalata" that some botanists today argue was the American pecan tree, but others argue was hickory, "Carya ovata". Pecan trees are native to the United States, and writing about the pecan tree goes back to the nation's founders. Thomas Jefferson planted pecan trees, "C. illinoinensis" (Illinois nuts), in
Exocarpos latifolius fruit is a globular nut on a short stalk. As it ripens the stalk swells and turns red, like an inside out cherry. The fruit is 4–6 mm long and is inedible, though the stalk is, and was used as a traditional food source by Aboriginal Australians. The seed is found on the outside of the fruit, hence the name exocarpus, from the Latin meaning "outer". The wood is very fine-grained with little figure but often striking colour variation and was historically used for cabinet work. The tree was used for many purposes by Aboriginal Australians.The bark was used as