Fremontodendron Californicum is commonly known as California flannelbush, but it is also called slippery elm, slippery jack, and flannelbush. The plant belongs to the family of Malvaceae. It is a beautiful and drought-resistant plant that is native to California. It is a popular garden plant and is frequently used for landscaping because of its vibrant yellow flowers that bloom in the spring and summer. Fremontodendron Californicum can grow up to 25 feet tall and requires full sun and well-draining soil. The plant is also known for its medicinal properties and is used for skin irritations and inflammation. In summary, Fremontodendron Californicum has different synonyms depending on the region and language.