Acanthocalycium spiniflorum: Difference between revisions

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Created page with "{{Taxobox | name = Acanthocalycium spiniflorum | image = Acanthocalycium spiniflorum.jpg | kingdom = Plantae | family = Cactaceae | subfamily = Cactoideae | tribe = Trichocereeae | genus = Acanthocalycium | species = '''Acanthocalycium spiniflorum''' | notes = Taxonomy follows Joël Lodé (2015–2019). }} == Description == '''Acanthocalycium spiniflorum''' is a small to medium-sized cactus species native to Argentina. Plants are usually solitary, gl..."
 
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| notes = Taxonomy follows Joël Lodé (2015–2019).
| notes = Taxonomy follows Joël Lodé (2015–2019).
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''Acanthocalycium spiniflorum'' is a species of cactus in the genus [[Acanthocalycium]], native to Argentina.


== Description ==
== Description ==
'''Acanthocalycium spiniflorum''' is a small to medium-sized cactus species native to Argentina. Plants are usually solitary, globose to short cylindrical, dark green to gray-green, reaching up to 15 cm in height and 10–12 cm in diameter.
'''Acanthocalycium spiniflorum''' is a small to medium-sized cactus, typically solitary, with globose to slightly elongated stems. The epidermis is green to dark green.
 
The plant has well-defined ribs with slightly rounded margins. Areoles bear numerous radial spines and several stronger central spines. Spines are straight to slightly curved, varying in color from whitish to brownish.


The ribs are numerous (typically 10–16), well defined and divided into tubercles. Areoles are oval and bear dense clusters of spines. Radial spines number 8–12, slender and slightly curved, while central spines (1–4) are stronger, often darker and more prominent.
Flowers are funnel-shaped, relatively large, and typically pink to reddish, sometimes with lighter tones. The floral tube is covered with scales bearing spines, hairs, and bristles.


Flowers are funnel-shaped and relatively large, usually pink to reddish or magenta, sometimes with lighter centers. The floral tube is covered with scales, hairs, and bristles. Fruits are small, globose, dry, and split open when mature.
Fruits are spherical, dry, and dehiscent. Seeds are small, dark, and papillose.


== Distribution ==
== Distribution ==
* Argentina – northwestern regions 
* Argentina – Salta, Tucumán
 
Occurs in dry mountainous areas, often on rocky slopes and well-drained soils.


== Taxonomy ==
== Taxonomy ==
According to '''Joël Lodé''', this species is placed in the genus [[Acanthocalycium]].
According to '''Joël Lodé''', this species is recognized within the genus [[Acanthocalycium]].
 
The species has historically been associated with the genus [[Echinopsis]], reflecting morphological similarities and ongoing taxonomic revisions within the tribe.
 
{{TaxonomySource}}
 
== Species within the genus ==
* [[Acanthocalycium ferrarii]]
* [[Acanthocalycium glaucum]]
* [[Acanthocalycium klimpelianum]]
* [[Acanthocalycium spiniflorum]]
* [[Acanthocalycium thionanthum]]


== Synonyms ==
== Synonyms ==
The following names have been applied to this species:
* ''[[Acanthocalycium violaceum]]''
 
* ''[[Echinopsis spiniflora]]''
* ''[[Echinocactus spiniflorus]]'' 
* ''[[Lobivia spiniflora]]'' 


== Notes ==
== Notes ==
* One of the more widely cultivated species in the genus.
* Distinguished by its relatively large and often vividly colored flowers.
* Notable for its relatively large and colorful flowers.
* Shows variability in spine density and flower coloration.
* Displays variability in spine density and coloration.
* Includes taxa previously described under different names, later unified under this species.


== Cultivation ==
== Cultivation ==
This species is relatively easy to cultivate:
* prefers well-draining mineral substrate   
* prefers well-draining mineral substrate   
* requires bright light for compact growth  
* requires bright light to full sun  
* moderate watering during active growth   
* moderate watering during active growth   
* keep dry and cool in winter   
* keep dry and cool in winter   


[[Category:Cactaceae species]]
[[Category:Cactaceae]]
[[Category:Flora of Argentina]]
[[Category:Cactoideae]]
[[Category:Trichocereeae]]
[[Category:Trichocereeae]]
[[Category:Acanthocalycium]]

Latest revision as of 15:23, 13 April 2026

Acanthocalycium spiniflorum
File:Acanthocalycium spiniflorum.jpg
Kingdom Plantae
Family Cactaceae
Subfamily Cactoideae
Tribe Trichocereeae
SubTribe
Genus Acanthocalycium
Species Acanthocalycium spiniflorum
Notes Taxonomy follows Joël Lodé (2015–2019).

Acanthocalycium spiniflorum is a species of cactus in the genus Acanthocalycium, native to Argentina.

Description

Acanthocalycium spiniflorum is a small to medium-sized cactus, typically solitary, with globose to slightly elongated stems. The epidermis is green to dark green.

The plant has well-defined ribs with slightly rounded margins. Areoles bear numerous radial spines and several stronger central spines. Spines are straight to slightly curved, varying in color from whitish to brownish.

Flowers are funnel-shaped, relatively large, and typically pink to reddish, sometimes with lighter tones. The floral tube is covered with scales bearing spines, hairs, and bristles.

Fruits are spherical, dry, and dehiscent. Seeds are small, dark, and papillose.

Distribution

  • Argentina – Salta, Tucumán

Taxonomy

According to Joël Lodé, this species is recognized within the genus Acanthocalycium.

Synonyms

Notes

  • Distinguished by its relatively large and often vividly colored flowers.
  • Shows variability in spine density and flower coloration.
  • Includes taxa previously described under different names, later unified under this species.

Cultivation

  • prefers well-draining mineral substrate
  • requires bright light to full sun
  • moderate watering during active growth
  • keep dry and cool in winter