What is "ferocactus"

Ferocactus \Ferocactus\ n. a genus of nearly globular cacti of Mexico and Southwestern U. S., including some of the barrel cacti.

Syn: genus Ferocactus.

Ferocactus is a genus of large barrel-shaped cacti, mostly with large spines and small flowers. There are about 30 species included in the genus. They are found in the southwestern United States and northwestern Mexico.