Opuntia armata Backeb. in Cactus (Paris) 38: 250. 1953 Opuntia armata Backeb. in Cactus (Paris) 38: 250. 1953is basionym for Airampoa armata (Backeb.) Doweld in Turczaninowia 5: 28. 2002Taxon for this nameOpuntia armata Backeb.