Plants forming clumps. Stems cylindrical, to 40 cm (16 in) high, 7-9 cm (2.8-3.5 in) in diameter. Tubercles pyramidal or conical, with latex, axils with white wool and bristles. Central spines 4-5, sometimes as many as 8, lowermost one hooked and to 55 mm (2.2 in) long, others shorter, strong, needle-like, yellowish brown to brown. Radial spines 18-24, straight, glassy white or yellowish, 3-8 mm (to 0.3 in) long. Flowers purplish red, to 20 mm (0.8 in) long, 11-12 mm (0.4-0.5 in) in diameter. Fruits club shaped, pink with green tips, 5-22 mm (0.2-0.9 in) long. Seeds brown. Distribution: Puebla and Morelos, Mexico.
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