Tithonia is a type of flower that is also known as the Mexican sunflower. Its scientific name is Tithonia diversifolia. However, there are several synonyms for this beautiful plant, including Golden Flower of the Incas, Tree Marigold, and Mexican Sunflower. These synonyms refer to the bright, golden-orange blooms that adorn the plant throughout the summer and fall. Tithonia plants are native to Mexico and Central America but can be grown in other parts of the world, including the United States. Tithonia plants symbolize happiness, positivity, and energy, making them a delightful addition to any garden or outdoor space.