Mammillaria carnea Zucc.ex Pfeiff.

Solitary or eventually clustering, body globular or elongate at maturity to about 15 cm wide. Tubercles prominent, angular. Axils with yellowish wool 4(-5) pinkish-brown black-tipped straight or curving sub-central spines, forming a cross, lateral pair to 6 mm long, upper 8-12 mm long, lower 10-20 mm long. Flowers pale pink, 1.5-2 cm long, 1.2-1.5 cm wide. Fruit prominent, red.

S 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.

kingdom Plantae
phylum   Tracheophyta
class    Magnoliopsida
superorder     Caryophyllanae
order      Caryophyllales
family       Cactaceae
genus        Mammillaria Haw.