Notocactus leninghausii (Golden Ball Cactus)

Notocactus leninghausii, commonly known as the Golden Ball Cactus, is a species of cactus native to South America. It is a small, globular cactus that can reach a diameter of up to 15 centimeters. The plant is covered in yellow spines, giving it a golden appearance. It produces vibrant yellow flowers in spring.