MAMMILLARIA SPINOSISSIMA SSP PILCAYENSIS

Mammillaria spinosissima ssp pilcayensis is distinguishing subspecies that has whiter, shorter and very dense spination, and the stems can grow up to 50 cm long. Central and radial spines are all similar, about 30-34, pale glassy yellow and 5-6 mm long. It might have some latex and bristles in the axils. The flowers are purple-pink. “pilcayensis” For the occurrence in the Barranca de Pilcaya, Guerrero, Mexico. The plants are solitary or sparsely branched from the base, with stems almost horizontal and threatening to hang down, although they continue to flower prolifically.Stems are  cylindrical, dark blue-green, 15-50 cm in length, 4(-5) cm in diameter and may need something to lean on. May have some latex.