Ulmus Crassifolia is a type of tree that is commonly known as the Texas cedar elm. It is a fast-growing species that can grow up to 95 feet tall and 40 feet wide, making it perfect for providing shade. It has thick, leathery leaves that are green in color and turn yellow in the fall. When looking for synonyms for Ulmus Crassifolia, some common terms used are cedar elm, thickleaf elm, scalybark elm, and southern rock elm. In addition, it is known by its scientific name, Ulmus mexicana, as it is found in Mexico as well as the southern United States.