Any plant belonging to the genus Ficus is a fig. They are widely distributed in warm climates. Some bear edible fruit. This illustration shows a fig plant, as well as the male and female flowers, and a cross-section of the fruit of a fig.
John H. Finley ed. Nelson's Perpetual Loose-Leaf Encyclopaedia (vol. 5) (New York, NY: Thomas Nelson and Sons, 1917)