Yucca gloriosa, also known as Spanish dagger, mound lily yucca and other common names, is a species of flowering plant in the asparagus family, native to the southeastern United States. Growing to 2.5 m (8 ft), it is an evergreen shrub. It is widely cultivated as an ornamental for its architectural qualities, and has reportedly become established in warmer climates in the wild in various parts of the world.