Mammalaria haniahana

Description: Mammillaria hahniana is a popular sun-loving succulent that forms large groups. It is readily identified by its long, white, thin, flexible hairs which can densely cloak the plant’s body and increase in thickness, richness and length in age. This cactus flowers prolifically, even when young, making it a good species to have in a collection. Includes numerous variations and described subspecies, none of which are currently accepted.
Stem: At first globular, later cylindrical, light green,or greyish-green up to 9 cm high and 10 cm in diameter.
Tubercles: Numerous, small, triangular conical, with latex.
Axils: With 20 or more white hair-like bristles, spreading, curly, which can be, short or, on some plants, up to 5 cm long.
Central spines: 1-4, white with reddish tips up to 4 mm long.
Radial spines: 20-30 pectinate, sometimes absent or nearly so, hairlike, white,
5-15 mm long.
Flowers: M. hahniana produces concentric rings of violet-red to pink about 12-15 mm in diameter.
Blooming season: Late winter to spring.
Fruits: Club shaped, red, 5-7 mm long.
Seeds: Brown.