Apteranthes cylindrica (Brongn.) Decne.
Cylindrical apteranthes
Apteranthes cylindrica is a stapeliad distributed across North Africa (Morocco, Algeria, and Libya). It is distinguished from its congeners by more cylindrical and less angular stems. Grows in arid to semi-arid rocky habitats. Rarely cultivated outside specialist collections.
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Overview
| Category | Classification |
|---|---|
| Family | Apocynaceae |
| Genus | Apteranthes |
| Growth Habit | Perennial herbaceous succulent forming clumps of erect to semi-erect stems with more cylindrical cross-section than other species in the genus. |
| Conservation Status | Data Deficient (DD) — limited recent documentation on conservation status. |
| pH Target | 7.0–8.5 |
| Type | Arid rocky, calcareous to sandy, very well-drained. |
Origin & Habitat
Morphology
Succulent, more cylindrical than in other Apteranthes, 4 less pronounced ribs, grayish-green, 10–25 cm.
ecoStar-shaped, small, variable coloration from yellowish-green to brownish, with unpleasant odor.
ecoShallow fibrous root system.
ecoPaired follicles with plumed seeds.
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Requirements
Soil & Substrate
Type
Arid rocky, calcareous to sandy, very well-drained.
groups Beneficial Associations
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Propagation Strategy
F
W
Every 3–4 years.
No fertilization or minimal mineral dose in summer.
Uses & Applications
Precautions / Toxicity
Mildly toxic; latex potentially irritant.
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Plant Health
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"Species with limited presence in the succulent market. Cultural requirements are identical to the rest of the genus: absolute winter drought and mineral substrate."
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Scientific Integrity
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Sources
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Discussion
Disclaimer
This species record is provided for educational and informational purposes only. Jardín Roca Negra does not guarantee the accuracy or completeness of the data. Content is community-curated and may be subject to revision; it should not replace advice from a qualified botanist. This species may be toxic, invasive, or subject to legal restrictions — verify before handling or cultivating. Jardín Roca Negra accepts no liability for any harm arising from reliance on this information. Images are reproduced under Creative Commons or equivalent free licenses; credits are noted below each image.