Acanthocalycium ferrarii: Difference between revisions
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''Acanthocalycium ferrarii'' is a species of cactus in the genus [[Acanthocalycium]], native to Argentina. | ''Acanthocalycium ferrarii'' is a species of cactus in the genus [[Acanthocalycium]], native to northwestern Argentina. | ||
== Description == | == Description == | ||
'''Acanthocalycium ferrarii''' is a small cactus | '''Acanthocalycium ferrarii''' is a small to medium-sized cactus, usually growing solitary, with globose to short cylindrical stems. The epidermis is green to slightly grayish-green. | ||
The plant develops 10–15 well-defined ribs with rounded margins. Areoles are regularly spaced and bear numerous radial spines and a few stronger central spines. Spines are straight, varying from pale gray to brownish, becoming darker with age. | |||
Flowers are relatively large compared to the plant body, funnel-shaped, and variable in coloration, ranging from white to pale pink or yellowish tones. The floral tube bears characteristic scales with spines, hairs, and bristles. | |||
Fruits are spherical, dry, and dehiscent. Seeds are small, dark, and papillose. | |||
== Distribution == | == Distribution == | ||
* Argentina | * Argentina – Catamarca, La Rioja | ||
== Taxonomy == | == Taxonomy == | ||
According to '''Joël Lodé''', this species is | According to '''Joël Lodé''', this species is recognized as distinct within the genus [[Acanthocalycium]]. | ||
== Synonyms == | == Synonyms == | ||
* ''[[Acanthocalycium variiflorum]]'' | * ''[[Acanthocalycium variiflorum]]'' | ||
* ''Acanthocalycium thionanthum var. variiflorum'' | |||
== Notes == | == Notes == | ||
* | * Originally treated as a variety of ''Acanthocalycium thionanthum''. | ||
* Later elevated to species rank as ''Acanthocalycium ferrarii''. | |||
* Shows variability in flower coloration, reflected in the name ''variiflorum''. | |||
== Cultivation == | == Cultivation == | ||
* | * prefers well-draining mineral substrate | ||
* | * requires bright light to full sun | ||
* moderate watering during growth | * moderate watering during active growth | ||
* keep dry | * keep dry and cool in winter | ||
[[Category:Cactaceae]] | [[Category:Cactaceae]] | ||
Revision as of 15:14, 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 northwestern Argentina.
Description
Acanthocalycium ferrarii is a small to medium-sized cactus, usually growing solitary, with globose to short cylindrical stems. The epidermis is green to slightly grayish-green.
The plant develops 10–15 well-defined ribs with rounded margins. Areoles are regularly spaced and bear numerous radial spines and a few stronger central spines. Spines are straight, varying from pale gray to brownish, becoming darker with age.
Flowers are relatively large compared to the plant body, funnel-shaped, and variable in coloration, ranging from white to pale pink or yellowish tones. The floral tube bears characteristic scales with spines, hairs, and bristles.
Fruits are spherical, dry, and dehiscent. Seeds are small, dark, and papillose.
Distribution
- Argentina – Catamarca, La Rioja
Taxonomy
According to Joël Lodé, this species is recognized as distinct within the genus Acanthocalycium.
Synonyms
- Acanthocalycium variiflorum
- Acanthocalycium thionanthum var. variiflorum
Notes
- Originally treated as a variety of Acanthocalycium thionanthum.
- Later elevated to species rank as Acanthocalycium ferrarii.
- Shows variability in flower coloration, reflected in the name variiflorum.
Cultivation
- prefers well-draining mineral substrate
- requires bright light to full sun
- moderate watering during active growth
- keep dry and cool in winter
