Caralluma russelliana (Courbon ex Brongn.) Cufod.
Russell's Caralluma
Caralluma russelliana is a succulent with an Arabo-African distribution, originally described by Courbon ex Brongniart and reclassified by Cufodontis. It occurs on arid rocky outcrops of the Horn of Africa and the Arabian Peninsula, where it coexists with other stapeliads under extreme aridity.
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Overview
| Category | Classification |
|---|---|
| Family | Apocynaceae |
| Genus | Caralluma |
| Growth Habit | Herbaceous succulent with erect quadrangular stems. |
| Conservation Status | Not Evaluated (NE) by the IUCN. |
| pH Target | 7.0–8.2 |
| Type | Stony-calcareous, very porous. |
Origin & Habitat
Requirements
Soil & Substrate
Type
Stony-calcareous, very porous.
groups Beneficial Associations
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Propagation Strategy
K
W
Every 3 years; tolerates repotting fairly well if done in spring.
Cactus fertilizer diluted to 25% of recommended dose, once in spring.
Uses & Applications
Precautions / Toxicity
Toxic if ingested; contains bitter glycosides typical of the Apocynaceae family.
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"The taxonomic combination was made by Cufodontis; its overlapping distribution between Arabia and the Horn of Africa suggests recent dispersal."
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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.