Couroupita guianensis, commonly known as the cannonball tree, is a tropical tree native to the Amazon rainforest. It is recognized for its large, round fruits that resemble cannonballs, which can weigh up to 10 kilograms. The tree can grow up to 30 meters tall and features large, fragrant flowers that bloom directly from its trunk and branches. The cannonball tree is often found in rainforests and is valued for its unique appearance and ecological role. Its fruits are not typically consumed by humans but are important for various wildlife species. The tree is also culturally significant in some regions, often associated with Buddhism and used in traditional practices.