Barrel Cactus

Ferocactus cylindraceus

Ferocactus cylindraceus is usually cylindrical or spherical, with some older specimens forming columns 2 metres (6.6 ft) in height. It is covered in long, plentiful spines, which are straight and red when new and become curved and gray as they age. The cactus bears flowers that are maroon outside, and bright yellow inside, with red or yellow centers on the side that faces the sun. The fleshy, hollow fruits are yellow.

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