This is Zanthoxylum clava-herculis, also known as Hercules Club, Sea Ash, Hercules-club, toothache tree, tingle tongue, pepperwood, and southern prickly ash. This bark was chewed on for a toothache by Native Americans and early settlers. It likes to live in the sun or partial shade, and is used as an herb. It is the larval host plant for the Forbes Silkmoth and Lebeaus rothschildia moths. It is also the larval host plant for the Thoas Swallowtail, Giant Swallowtail, Northern Sicklewing, Dingy Purplewing, and Spicebush Swallowtail butterflies. USDA Hardiness Zones 5 to 9.