Generally small, colorful cacti, globular in form, which freely produce flowers that are relatively large in relation to the body. They have no distinctive ribs, but do have regularly arranged small tubercles. Relatively easy to grow.
White spined form, slow and small growing
small growing with nice appressed spines
very short spines, slow growing clumping form
Deep red flowers, very short spines, small growing
Orange flowers, softish spines
Clumping form with dark green body, short white spines and red / orange flowers (selected randomly)
From white flowering plants
Orange flowers, soft white spines