Ferocactus glaucescens (Blue Barrel Cactus) is a slow-growing cactus with a usually solitary, bluish-green, spherical or cylindrical stem…
Ferocactus is a genus of large barrel-shaped cacti. They are found in the southwestern United States and northwestern Mexico. The name derives from the Latin word "ferox", meaning "fierce" and the Greek word "kaktos", meaning "thistle".
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