Astrophytum myriostigma

Astrophytum myriostigma (many dotted) is a spineless succulent plant, usually solitary or with very few basal branches. A transverse section of the stem reveal a perfect star shaped form (like the common star-fish) giving the plant the appearance of a bishop's mitre (hence the common name Bishop's cap).

Pot size 2.0" | 3.0"

you will receive a similar plant shown in other picture.
"Sizes are approximate" every plant is slightly different then others and due to your screen setting and different screen type.