Solitary, eventually clustering, body globular or eventually elongate, to 9 cm wide and 16 cm high, with milky sap. Tubercles obscure. Axils woolly and bristly. Central spines 2-4, 2 mm long, whitish, tips red-brown. Radial spines 30-35, to 5 mm long, whitish. Flowers rose-pink, 10 mm long, 8 mm wide. Fruit red.

Mexico, SW North America

Source: Thompson, A, ; Forbes, S.; Spencer, R. (1997). Cactaceae. In: Spencer, R.. Horticultural Flora of South-eastern Australia. Volume 2. Flowering plants. Dicotyledons. Part 1. The identification of garden and cultivated plants. University of New South Wales Press.