Alternanthera dentata, commonly known as Little Ruby or Purple Knight, is a stunning ornamental plant prized for its rich, burgundy foliage. Native to Central and South America, it features lance-shaped leaves that emerge deep purple and mature to a striking burgundy-red hue. This low-growing perennial is often used as a ground cover, border plant, or accent in gardens and landscapes. Thriving in full sun to partial shade and tolerant of various soil types, Alternanthera dentata adds bold color and texture to any outdoor space with ease.