Xerophyte

Habit

It is a clustering species (rarely solitary) readily forming, especially in cultivation, clusters or cushions up to 30 cm (or more) in diameter.

Central Spines

1-2 firm, often very long, vertical and noticeably stronger than the radials.

Description

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Roots

Carrot-like.

Tubercles

Conical conspicuous.

Flowers

Rarely more than 3,5 cm long and 4,5 in diameter, mauve to dark magenta with a silky sheen (occasionally yellow with reddish tones on the outside), numerous in a ring at the base of the plant.

Blooming Season

Spring (April - May) and remain open for up to five days.

Spines

Strong, protruding, dark brown and then brown.

Ribs

12-26 , spiralling, forming oblong rhomboid tubercles with well-defined grooves.

Stem

Single heads 30–50 mm (or more) wide, flattened-globose or globose and somehow apically depressed, very dark tanned green or bluish-black.

Areoles

White, narrow 3-6 long, 1,5-2 mm large.