Caralluma atrosanguinea N.E.Br.
Dark blood-red Caralluma
Herbaceous succulent native to the Arabian Peninsula, primarily Oman and Yemen. Its flowers are exceptionally dark, deep blood-red (atrosanguineous), making it striking among Arabian Caralluma. Inhabits arid rocky slopes and stony areas at mid-elevations.
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Overview
| Category | Classification |
|---|---|
| Family | Apocynaceae |
| Genus | Caralluma |
| Growth Habit | Erect succulent herb, clump-forming. |
| Conservation Status | Not assessed by IUCN; scarce in ex situ collections. |
| pH Target | 7.0–8.5 |
| Type | Stony, calcareous, very well-drained. |
Origin & Habitat
Requirements
Soil & Substrate
Type
Stony, calcareous, very well-drained.
groups Beneficial Associations
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Propagation Strategy
K
F
Every 4–5 years.
No fertilizer, or one minimal application at the beginning of summer.
Uses & Applications
Precautions / Toxicity
Potentially toxic.
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"Described by N.E. Brown. Difficult to cultivate outside arid climates; requires high temperature and near-complete absence of moisture during dormancy."
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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.