Palatal radicular groove is a discreet alteration in tooth morphology. characterized by an invagination that begins near the cingulum of the tooth and moves in an apical direction. Clinically. palatal radicular groove may be associated with periodontal and/or endodontic problems. https://www.roneverhart.com/Lucky-Shamrock-4-leaf-Clover-Buckle-With-FREE-Leather-Belt/