The genus includes one species.
Epithelantha micromeris. Texas and N. Mexico. A beautiful plant with white closely set spines, it 7i rarely exceeds 2. inches in diameter. It forms compactof small spherical , depressed at the top. The white to pale pink are produced at the crown in a mat of wool and spines. It requires warmth and sunshine, and the soil mixture should be a rich calcareous one.