Acanthocalycium ferrarii: Difference between revisions

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{{Taxobox
{{Taxobox
| name = Acanthocalycium ferrarii
| name = Acanthocalycium ferrarii
| image = Acanthocalycium_ferrarii.jpg
| image = Acanthocalycium ferrarii.jpg
| kingdom = [[Plantae]]
| kingdom = [[Plantae]]
| family = [[Cactaceae]]
| family = [[Cactaceae]]
Line 10: Line 10:
| notes = Taxonomy follows Joël Lodé (2015–2019).
| notes = Taxonomy follows Joël Lodé (2015–2019).
}}
}}
''Acanthocalycium ferrarii'' is a species of cactus in the genus [[Acanthocalycium]], native to Argentina.


== Description ==
== Description ==
'''Acanthocalycium ferrarii''' is a solitary cactus species forming globose to short cylindrical stems, green in color, reaching up to 12 cm in diameter.
'''Acanthocalycium ferrarii''' is a small globose to short cylindrical cactus, typically growing solitary. Stems are dark green to slightly glaucous and can reach about 10–15 cm in height.


The ribs are numerous, up to 18, rounded and often swollen at the areoles. Areoles are oval and whitish. Spines are horn-colored to brown, usually straight and awl-shaped. Central spines number 1–4 and reach up to 1.5 cm in length. Radial spines number 7–9 and may reach up to 2 cm.
The plant has 10–15 ribs, clearly defined, with small areoles bearing dense clusters of spines. Radial spines are thin, numerous, and pale, while central spines are slightly stronger and darker.


Flowers are showy, ranging in color from yellow to orange-red to carmine, reaching up to 5.5 cm in length and about 5 cm in diameter. Fruits are oval, up to 10 mm long and 8 mm in diameter.
Flowers are funnel-shaped, relatively large compared to the body, and usually white to pale pink, sometimes with a darker midstripe. They emerge near the apex.
 
Fruits are small, dry, and dehiscent, containing numerous tiny black seeds.


== Distribution ==
== Distribution ==
* Argentina – Tucumán Province
* Argentina – Catamarca
 
== Species within the genus ==
* '''Acanthocalycium ferrarii'''
* [[Acanthocalycium glaucum]]
* [[Acanthocalycium klimpelianum]]
* [[Acanthocalycium spiniflorum]]
* [[Acanthocalycium thionanthum]]


== Taxonomy ==
== Taxonomy ==
According to Joël Lodé, this species is accepted within the genus [[Acanthocalycium]].
According to '''Joël Lodé''', this species is included in the genus [[Acanthocalycium]].
 
{{TaxonomySource}}


== Synonyms ==
== Synonyms ==
The following names have been associated with this species:
* ''[[Echinopsis ferrarii]]''
 
* ''[[Lobivia ferrarii]]''
*''[[Acanthocalycium variiflorum]]''
*''[[Acanthocalycium thionanthum var. variiflorum]]''


== Notes ==
== Notes ==
* Described by Rausch (1976).
* A relatively localized species with limited distribution.
* Shows variation in flower coloration.
* Sometimes treated within the genus ''Echinopsis'' in broader classifications.
* Distinguished by its rib count and dense spine coverage.


== Cultivation ==
== Cultivation ==
This species is relatively easy to cultivate:
* requires well-drained, mineral substrate  
* requires well-draining mineral soil  
* prefers bright light to full sun 
* prefers bright light   
* moderate watering during growth period  
* tolerates cooler temperatures if kept dry during winter   
* keep dry during winter dormancy  


[[Category:Cactaceae]]
[[Category:Cactaceae]]

Revision as of 14:58, 13 April 2026

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

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

Description

Acanthocalycium ferrarii is a small globose to short cylindrical cactus, typically growing solitary. Stems are dark green to slightly glaucous and can reach about 10–15 cm in height.

The plant has 10–15 ribs, clearly defined, with small areoles bearing dense clusters of spines. Radial spines are thin, numerous, and pale, while central spines are slightly stronger and darker.

Flowers are funnel-shaped, relatively large compared to the body, and usually white to pale pink, sometimes with a darker midstripe. They emerge near the apex.

Fruits are small, dry, and dehiscent, containing numerous tiny black seeds.

Distribution

  • Argentina – Catamarca

Taxonomy

According to Joël Lodé, this species is included in the genus Acanthocalycium.

Synonyms

Notes

  • A relatively localized species with limited distribution.
  • Sometimes treated within the genus Echinopsis in broader classifications.
  • Distinguished by its rib count and dense spine coverage.

Cultivation

  • requires well-drained, mineral substrate
  • prefers bright light to full sun
  • moderate watering during growth period
  • keep dry during winter dormancy