Caesalpinia is a genus of flowering plants in the family Fabaceae, commonly known as the legume, pea, or bean family. This genus includes about 150 species, many of which are native to tropical and subtropical regions. They are characterized by their bright, attractive flowers and are often used in landscaping and ornamental gardening. Some species of Caesalpinia are also valued for their medicinal properties and are used in traditional medicine. Additionally, certain species, like Caesalpinia pulcherrima, known as the flamboyant or peacock flower, are popular for their vibrant blooms and ability to attract pollinators such as bees and butterflies.