The crested form of the A. myriostigma nudum, only deviate from
the typical form for lacking or mostly lacking
white flecks, giving a green color overall depending on clones.
Stem: Fan shaped up to 30 cm (or more ) in diameter and height
with age. The stems is smooth and can be over
Ribs: The number of ribs vary from 3 to 8 (usually 5).
Flowers: The flowers are unusual and eventually produced only by
Cultivation: Although regarded as a choice and difficult
plant is not too difficult in a
greenhouse, although grows quite slowly.
It is sometime seen as a grafted plant but grows very well on its own
roots too. Use mineral well permeable
with little organic matter (peat, humus). Water
March till October
summertime, if the weather is sunny enoughand)
, with a little
keep perfectly dry in
temperatures from 5 to 15 degrees centigrade.
(but it is relatively cold resistant and
hardy to -7°
(-10°)C for short
periods) In the rest period no high atmospheric humidity!!
They need a good amount of
light shade to full sun
this help to keep the plants
healthy, although slow
Propagation: Grafting or cuttings. Plants are usually grafted
onto column-shaped cacti but proved to be able to produce their own
roots if degrafted.