Myrtles are evergreen shrubs or small trees that are often used in landscaping because of their attractive foliage and delicate flowers. There are several different synonyms for the word myrtles, including bayberry, wax myrtle, and sweet myrtle. These plants are known for their fragrant oil that is extracted from their leaves and used in perfumes and other products. Other synonyms for myrtles include eucalyptus, which is a similar evergreen tree that is also used for its oil, and rosemary, which is a popular herb that grows in a similar fashion and has similar fragrant properties. Overall, myrtles and their synonyms are a beautiful and useful addition to any garden or landscape.