Mammillaria elongata f. cristata – Brain Cactus – 4in

Mammillaria elongata f. cristata, commonly known as Brain Cactus, is a crested form of Mammillaria with tightly folded, twisting growth that creates its distinctive brain-like appearance. The dense clusters of fine spines accentuate the unusual curves and ridges, making each plant unique. Its compact size and sculptural form make it a standout addition to cactus and succulent collections.