The term 'Arizona Tree' can refer to four different trees found in the state of Arizona. The first is the PALM, a type of tree that is native to tropical and subtropical climates and is recognizable by its fan-shaped leaves. The second is the SYCAMORE, a large deciduous tree with mottled bark and broad leaves. The third is the Mesa, a type of juniper tree that is native to the southwestern United States. The fourth is the Udall, a species of pine tree that is native to the Sonoran Desert. Finally, the fifth is the Yuma, a species of evergreen tree that is native to the southwestern United States. All five of these trees are found in the state of Arizona.