The rattail cactus is a unique and striking plant that is commonly found in desert regions. It is known for its long, slender stems that resemble the shape of a rat's tail. While this cactus is often referred to as the rattail cactus, it is also known by several other names. Some of the synonyms for the rattail cactus include the mouse tail cactus, the rat-tail cactus, and the Aporocactus flagelliformis. These names all refer to the same plant, but they offer a variety of ways to describe its unique and distinctive appearance. Whether you prefer to call it a rattail cactus or something else entirely, there's no denying the beauty and intrigue of this iconic desert plant.