Palatogingival groove also known as radicularlingual groove is a developmental anomaly involving the lingual surface of the maxillary incisors. They are inconspicuous. funnel-shaped. extend for varying distances on root surface and occur due to infolding of the hertwigs epithelial root sheath. https://www.markbroyard.com/deal-time-caruso-s-rhodiola-tabs-50-discount-super-buy/