What are the Medicinal Properties of Bayberry (Myrica)? Introduction Bayberry or Myrica is a small tree and shrub which grows natively in Asia, Europe, Africa, Australia, South America and North America. It is the genus which have around 35-50 species. Botanically all the members of this family are classified under Myricaceae family and are found throughout the world. It is usually cultivated in South America, Japan, West Indies, United states and United Kingdom. General Description Myrica, a shrub grows up