Clustering, body elongate, to 6 cm wide and 15 cm high, without milky sap. Tubercles prominent. Axils long bristly. Central spines 3-4, 8-10 mm long, yellowish to brownish, one hooked. Radial spines 8-10, 6-8 mm long, white, fine. Flowers whitish with brownish central stripe, to 1.5 cm long and wide. Fruit brownish-red.

C Mexico

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. (as Mammillaria wildii)