Clustering, body globular to 4-5 cm wide. Tubercles prominent, cylindrical. Axils bearing wool and bristles, 1 central spine to 12 mm, 7 pale yellowish radial spines 5-7 mm long, tips dark. Flowers pale yellow with a reddish central stripe 1.5 cm long and wide. Fruit red.
Source: (1997). Cactaceae. In: . 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.