Manilkara zapota. Breiapfelbaum, Chicle/Nispero, naseberry,

The mush apple tree also called chewing gum tree, is a plant species of the sapote family and can grow up to 30 meters high. This species is economically important because its milky sap is used for the extraction of natural gum. The raw material called chicle is used, among other things, for the production of chewing gum. The fruits called sapodilla are also important, being eaten as fruit.
Medicinally, the acetone extract of the seeds has antibacterial effects.