Ferocactus cylindraceus

Ferocactus cylindraceus (California Barrel Cactus) is a series of Ferocactus.

Background
Species was first described by George Engelmann in 1853. This cactus is usually cylindrical or spherical, with some older specimens forming columns two meters in height. It is covered in long, plentiful spines, which are straight and red when new and become curved and gray as they age. It bears bright yellow flowers with red or yellow centers on the side that faces the sun. The fleshy, hollow fruits are yellow. This cactus is native to the Anza-Borrego Desert, Mojave and Sonoran Deserts. A picturesque organism, this already uncommon plant is threatened by collectors. It comes from California.