Opuntia keeps in livestock and marks the boundaries of family lands. They are resilient and often grow back following removal. The cactus lends its name to a song by British jazz/classical group Portico Quartet. The song "My Rival", on the album "Gaucho" by the American jazz-pop group Steely Dan begins with the words, "The wind was driving in my face/The smell of prickly pear." In the fall of 1961, Cuba had its troops plant an barrier of "Opuntia" cactus along the northeastern section of the fence surrounding the Guantanamo Bay Naval Base to stop Cubans from escaping Cuba to take refuge
Opuntia arenaria Opuntia arenaria Opuntia arenaria was considered a variety of "O. polyacantha" by many botanists, and is still treated that way in the Flora of North America. However, "O. arenaria" is diploid and "O. polyacantha" is tetraploid. It was described by Engelmann in 1856. "Opuntia arenaria" can grow in soil that is essentially pure sand. It has rhizomes up to 1.5 m long that give rise to above ground shoots with small cladodes that are 4-7 x 2–3 cm in size. Major spines are found in the distal areoles and are often reflexed, up to 30 mm long. Minor spines are