Mammillaria duwei Rogoz. & P.J.Braun

Solitary, body globular 2 cm wide. Tubercles prominent, cylindrical. Axils with wool and bristles. Central spines 1-2, 4-6 mm long. Radial spines 30-40, whitish, hairy. Flowers pale yellow 1.5 cm wide. Fruit ?


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.