deeszianum Dölz. 1943
Published in: Kakteenkunde (unnumbered volume): 54-55, 1943
- 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.
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
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):