Xerophyte

Habit

It is solitary or few branched, but readily forming, clusters or cushions in cultivation.

Description

Rebutia steinbachiiSN|11512]]SN|5221]] subv. aguilari best known as Sulcoaguilarii href="rebutia=tiraquensis var.">SN'>11517' alt='5221'>Rebutia tiraquensis var. aguilarii#SN#11510'>Sulco[[Rebutia tiraquensis var. aguilariiSN' style='border

Roots

Mostly non-succulent, fibrous roots. More than 90% of the plant is concentrated in the stem.

Tubercles

Conical conspicuous.

Flowers

Bright pink to light purple, numerous in a ring at the base of the plant.

Blooming Season

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

Spines

Dense, erect, thin, bristle-like and flexible, reddish to mahogany red, often more than 20 (15-40)

Ribs

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

Stem

Single heads 30–50 (or more) mm wide, soft globular, flattened and somehow apically depressed, very dark magenta-green., almost hidden under the covering of spines.

Areoles

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