Pincushion Cactus

Genus Pediocactus or Echinocactus
Cactus Family (Cactaceae)

Pincushion Cactus
Mountain Ball Cactus
(Pediocactus simpsonii)

The stem of this cactus is a slightly flattened ball 2 to 6 inches in diameter. The flowers grow from its top, like a crown. It is almost impossible to see the plant when it is not in bloom.