Xerophyte

Description

Plants very spiny, usually solitary and quite variable even in the same population.

Flowers

Whitish with reddish-pink or brownish tint. Tube short.

Ribs

(13-)14-18(-19) straight, fairly broad, rounded , with narrow furrows between them.Central spine 1 brown, turning grey with age.

Stem

Flattened globose to globular (or slightly elongated in cultivation), depressed at the top, grey-green, dull-green to brownish green, up to 9 cm high and 7-10(-14) cm across

Radial Spines

About 7 to 9 spreading, curving backward, one pointing downward, othersto the sides, pinkysh-brown, turning grey with dark tips, up to 1,5cm (or more) long.