Psychotria is a genus of flowering plants in the family Rubiaceae. It includes over 1,000 species, many of which are found in tropical regions. These plants can vary in size and form, ranging from small shrubs to larger trees. Some species are known for their attractive foliage and flowers. Many Psychotria species are important ecologically, serving as food sources for various animals, including birds and insects. Additionally, some species have traditional medicinal uses in different cultures. The genus is also notable for its role in the production of caffeine and other alkaloids.