Bright yellow flowers with red throats appear after about five years. In winter, when dormant, the saucerlike body shrinks to a flat disk. Wiry, gray to brown spines twist around this small cacti. Flowers often have a wine-red throat. Spherical, covered with tiny white-wooly scales along ridges of brown, spineless ribs.
Flowers are yellow.
Spherical when young to columnar when mature, ribs with cross bands of wooly scales between brown or yellow spines. The flowers are yellow. The flowers are gold. This cactus is good for beginners. This is the familiar cactus shown in western films.