Genus of about 800 species of mainly evergreen trees, shrubs, and woody climbers, found in moist forest in tropical and subtropical regions wordwide. These small trees or large spreading bushes are known for their tropical-looking foliage and pear-shaped edible fruits. In colder regions, they're grown as tub plants, taken inside, or protected during the winter. They grow in most soils and are drought-resistant once established. Prune to almost any shape and size. Trees bear fruit twice a year without pollination.