Children (3 direct children, 3 direct and indirect children):
Mammillaria spinosissima pilcayensis
Mammillaria spinosissima subsp. pilcayensis
Mammillaria spinosissima spinosissima
Mammillaria spinosissima subsp. spinosissima
Mammillaria spinosissima tepoxtlana
Mammillaria spinosissima subsp. tepoxtlana