The fruit of the tree know as Huevos de Caballo (Stemmadenia obovata) posses a particular similarity with the testicles of a horse; in fact the name of the tree means “horse testicles” in allusion to the animal’s genitals. Besides of this particularity the trees’ sap is used in popular medicine to remove warts.
Image Credits: Gabriel Villalobos Pizarro.