The flowers are numerous and very showy, they
are yellow with glossy petals and have a
dark purple stigma.
Etymology: The plant was named after EUGENIA VAN VLIET, the wife
of Dirk van Vliet (Dutch collector of cacti especially Notocacti) who
discovered the palnt.
Description: Globose cactus, up to 7 cm in diameter.
Spines: Red an white
Flowers: Blossoms are large (6 cm in
diameter) and stand near the top.
They are yellow with glossy petals and have a
dark purple stigma. The buds are tomentose and
appear during the summer.
Parodia mammulosa ssp. eugeniae is related to Parodia
mammulosa but quite dissimilar at a first glance
It is a pretty plant with white & red spines already
an eye catch without any flowers.
The stigma is bright purple
conspecific taxa, varieties, forms and cultivars
of plants belonging to the
Parodia (Notocactus) mammullosa
Taxon has lots of
synonyms whit several controversial varieties and subspecies and
comprises a multitude of different forms, but where each form is linked
to others by populations of plants with intermediate characteristics):
CITES Appendix II
Nowadays regarded as:
Parodia mammulosa ssp. eugeniae A.Hofacker
Notes: The entire genus Notocactus is currently
included into Parodia
Origin: Uruguay (Tacuarembó)
- Ritterocactus mammulosus ssp. eugeniae
is easy to grow. It
prefers a neutral to slightly acidic
mineral-based potting mix with plenty
of extra grit and feed during the summer. It likes a warm bright location, does great in partial shade but doesn't like
full, hot blazing sun in the central summer month.
Can support quite some water during the growing season
but pot plants in winter are
needs to be kept
dry (rots easily if soil is wet and cold) tends to lose
its roots in winter. Water Best if watered with rain water.
Usually it is recommended to
this plant in a bright and warm greenhouse with at least 8-10° C
and rather dry (it tends to lose its
roots and to rot if the substrate is wet and cold) but
it has proved to tolerate temperatures as low as -5° C for short