Chunky tubercles give these cacti the common name of Beehive cacti. The 60 or so small, sun-loving species from the USA and Mexico generally have dense spines. A few are columnar but most are globular and slow-growing with a tuberous root. They usually do not flower for several years, then produce large, daisy-like flowers from the plant crown in spring and summer. These are often glossy yellow but some species have pink or red blooms. Green seed pods – which contain large brown seeds – follow.
Please choose a specie below to find out more of the individual specie(s) from this genus.
The chief attraction of this cactus is its spines, which range from pale or red-brown to black. After five
Pale starry spines and short, curved, often black-tipped central spines encase the body of this species. It is globular
This stubbly cactus has yellow to brown spines that fade to off-white. Clumping with age it bears golden flowers