Etymology: The name 'mammulosus'
refers to having many visible nipples.
This is the very rare red blooming form of this popular species
that usually has yellow flowers.
Stem: Globose, that elongates to a height of 5-10 cm and a
diameter of 7-13 cm, with a depressed, spineless apex. The epidermis is
Ribs: About 18 straight, well distinct, with prominent,
rounded tubercles with chin-like protrusion.
Areoles: Large, deeply embedded between the tubercles, and set
about 5 mm apart.
Radial spines: 8 to 10, slender, whitish to brownish, needlelike,
usually less than 5 mm long.
Central spines: 4 (or more), up to 15 mm long, not easily
distinguishable from the radials, usually flattish, thicker, straight
and more than twice as long, white, yellow to brown with a brown tip,
one usually flattened.
Flowers: Bright magenta-pink with a orange-red throat,
beautifully emphasized by the golden yellow stamens overtopped by the
lobes, 5cm in diameter, with a short tube covered with white wool and
This is an easy plant to cultivate.
Can support quite a lot of water during the growing season.
Watering Needs: Keep
rather dry in winter. It
rots easily if soil is wet and cold. Relatively
Light shade to
full sun, but
it doesn't like full, hot
blazing sun in the central summer months.
Photo of conspecific taxa,
varieties, forms and cultivars of
plants belonging to the Parodia
Taxon has lots of
synonyms, with several controversial varieties and subspecies, and
comprises a multitude of different forms, but where each form is linked
to others by populations of plants with intermediate characteristics):