Xerophyte

Central Spines

12-15, copper-red, stronger than the radials and thicker at the base, straight, 10-12 mm long.

Seeds

Brown.

Description

Mammillaria spinosissimaSN|13783]]SN|13783]] is a very variable species due to its wide area of origin in Mexico. The color of the spines vary from red or rust to white. The “rubrispina” selection forms nice clumps of columns, densely spined with bright coppery red spines. The crest form - despite to its beauty - is still very rare and sought after by collectors, for its unique features.

Note

Mammillaria spinosissimaSN|13783]]SN|13783]] “rubrispina” also known as "Red-headed Irishman" has very attractive copper/red coloured spines and is one of the most beautiful Mammillarias.

Tubercles

Ovate conical, four-sided basally. The axil is slightly woolly.

Flowers

Vivid purple/ red to deep pink, 12 mm long and in diameter, encircling the columnar stems.

Blooming Season

Late winter and spring,

Stem

Fan shaped, dark blue-green, 3-7 cm in width, soon forming tangled brain-like cushions up to 30 (or more) cm in diameter. Without latex.

Radial Spines

20-25, white, bristle-like, 4-6 mm long.

Fruits

Purplish red or greenish.