Ferocactus johnstonianus is a species of Ferocactus found in Mexico Description Ferocactus johnstonianus is a solitary, spherical to short cylindrical cactus that can grow over 1 meter tall and up to in diameter. It has 24 to 31 slightly humped ribs and 22 to 25 golden-yellow, awl-shaped spines that turn brown with age and reach up to long, without differentiating into central and radial spines. The cactus produces funnel-shaped yellow flowers that grow up to long and in diameter. Its fruits, which are about long, sometimes open with a basal pore. Distribution This species is found on Isla Ángel de la Guarda in Baja California, Mexico.
Taxonomy It was first described in 1923 by Nathaniel Lord Britton and Joseph Nelson Rose, and the species name johnstonianus honors American botanist Ivan Murray Johnston.
References
External links