Extra climax charity barbed wire cactus Playwright Armstrong Bald
Desert Botanical Garden on X: "Barbed-wire cactus, Acanthocereus tetragonus. What is your favorite cactus to photograph up close? #cactuscloseup https://t.co/eGyUlAXyMI" / X
Barbed wire cactus clean up and saving damaged piece - YouTube
On-line Guide to the positive identification of Members of the Cactus Family