| Place of origin:
Mexico, state of San Luis Potosi.
Description: The species, known also as
"peyotillo", presents heavy and fleshy root and
grayish green stem, globular when young but becoming cylindrical
soon, of about 10 cm. high and between 5 and 6 cm. wide.
The tubercles are long and are long.
The areolas are woolly at first and present a great amount
of small, non sharp spines, joined together with the base
with the tip free.
The flowers appear on apex, between the wool of the young
areolas. They measure about 3 cm. wide and are violet.
It is a very rare plant, since it grows very slowly and send
offsets after many years only.
Growing tips: Full sun. Very well drained,
porous soil. Little watering.
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