The Genus Oleandra refers to a specific group of evergreen shrubs that thrive in warm, tropical environments. These shrubs are known for their glossy green leaves and fragrant, showy blooms. While there are no exact synonyms for the Genus Oleandra, there are other plants that share similar characteristics or are related in some way. For instance, the Genus Pittosporum includes a variety of evergreen shrubs and trees with glossy foliage. The Genus Euphorbia also includes plants with showy blooms and glossy leaves. Additionally, the Oleaceae family, which includes the Genus Oleandra, also includes other plants such as Jasmine and Lilac.