The Marie Selby Botanical Gardens (15 acres, including 9 acres of display gardens) is the only botanical garden in the world dedicated to the display and study of epiphytes, especially orchids and bromeliads, and their canopy ecosystems, with a focus on botany, horticulture and environmental education. Ongoing research and exploration for tropical plants attracts worldwide attention of international scholars and plant enthusiasts. It is located on the grounds of the former home of Marie and William Selby (of the Texaco Oil Company) at 900 South Palm Avenue, in the heart of Sarasota, Florida, United States, and open to the public 10 a.m. to 5 p.m. every day but Christmas.