Family Annonaceae is a botanical term used to describe a group of flowering plants that are primarily found in tropical regions. This family of plants is also known by other names, such as custard apple family or the soursop family. Some other synonyms for the family Annonaceae include cherimoya family, pawpaw family, bullock's heart family, and sugarcane family. These synonyms are based on the popular names for some of the plants that belong to this family. Many of these plants are prized for their edible fruits and medicinal properties. The family Annonaceae includes over 130 genera and around 2,300 species of plants.