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The Keys Thatch Palm is a Caribbean palm species with a natural distribution including the Florida keys. Its generic name was changed in 2008, separating it from the other four species of Thrinax. Moreover, it is the only species of leucothrinax. Keys Thatch Palm is a small to large palm of variable height (3 to 36 feet) it has a slender trunk (2 to 14 inches in diameter) and grows slowly. Additionally, the trunk of older specimens may be covered with old matted leaf base fibers at the top, with the lower trunk rough and gray.
Furthermore, the crown has 20 to 30 palmate leaves, shiny green above, whitish below, 4 to 5 feet wide borne on an unarmed petiole 4 to 6 feet long. Arching inflorescence carries white to yellow bisexual flowers, with peak bloom in spring. Fruits are white in color, about 1/4 inch in diameter, used for propagation. This palm is undemanding, but grows best on calcareous soils, is cold and wind tolerant. A good landscaping palm for small gardens, containers, the seaside, and along roads. This palm has no major pest or disease problems. Leaves traditionally used for thatching roofs.