Ariocarpus retusus, also known by such common names as Star Rock, Living Rock Cactus and sometimes False Peyote is a rare and unusual miniature cactus native exclusively to the Chihuahuan Desert in Mexico.
You will receive one seed-grown Ariocarpus retusus roughly 20-30mm in diameter. Please see the first photo which includes an Australian $2 coin for size reference. The second photo shows the healthy taproot of these plants.
The third photo shows the mature form and is not for sale.