Family:
Cactaceae (Cactus
Family)
Scientific name:
Gymnocalycium
deeszianum Dölz. 1943
numen dubium
Published in: Kakteenkunde (unnumbered volume): 54-55, 1943
Origin:
Argentina (Córdoba)
Synonyms:
- G. capillense var. sigelianum fa. deeszianum
(Schick) Till, Gymnocalycium 16(1): 489-498 (2003)
- G. gibbosum var. deeszianum (?)
Description: G. deszianum is a small solitary
cactus. It is a quite variable and doubtful species (especially
cultivated plants may be quite different) In fact
some plant labeled "deszianum" are so different-looking
that the only uniting factor is the white bloom and rounded ribs.
Stem: Globose, flattened to elongate, light olive green,
becoming deep green with age, to 6.5 cm tall, 8-10 cm in diameter.
Ribs: Rounded, slightly chinned.
Radial spines: Spreading, straight to more or less curved and bent
against the stem. Creamy yellowish with darker tips.
Central spines: 0-1 (Often absent).
Flower: Pale pink or (usually) pure white.
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Cultivation: This is a species
that offers no cultivation difficulties. It is a
summer grower that enjoy some shade during the hottest part of the
day. Water regularly in summer (but do not
over-water). Keep rather dry in winter. Feed with a high potassium
fertilizer in summer. Hardy as low as -5° C (or less) if kept dry.
Propagation: Direct sow after
last frost or cuttings, but
seldom produces offsets.
Photo of conspecific taxa, varieties, forms and cultivars of plants
belonging to the
Gymnocalycium capillaense
complex
(This
Taxon
has lots of synonyms (
like many other cacti) 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):
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