It is a cactus of a columnar shape that tends to cluster at the base, has smooth, light green skin. It is very recognizable for its yellow and downy areoles that grow on the well-defined ribs, forming a continuous line. Two types of spines emerge from them: the radial ones are small, thin and are of a yellow color, and the central ones are long, thick and greyish. It blooms with flowers that change the color from yellow-green to pink-purple.