xxl Click above for XXL image
A spectacular, large, solitary and usually unbranched, columnar cactus with ribbed shoots to sometimes more than 40 cm in diameter and up to 4 m tall. It is fiercely armed with yellow to reddish gray spines to 5 cm long. The flowers are red to orange. Native to small islands Gulf of California, it adapts well to cultivation in many desert climates.