Caralluma acutangula (Decne.) N.E.Br.
Sharp-angled Caralluma
Herbaceous succulent distributed across northeast Africa (Ethiopia, Eritrea, Somalia) and the Arabian Peninsula. Stems are deeply quadrangular with sharp, toothed angles. Dark brownish-red flowers cluster near the base of stems. It is a synonym of Boucerosia acutangula (Decne.) Wight & Arn., the name recognized in some modern classifications.
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© Marco Schmidt, CC BY-SA 2.5
CC BY-SA 2.5
Overview
| Category | Classification |
|---|---|
| Family | Apocynaceae |
| Genus | Caralluma |
| Growth Habit | Clump-forming succulent herb, erect to ascending. |
| Conservation Status | Least Concern (LC) under general criteria; not individually assessed by IUCN. |
| pH Target | 6.5–8.0 |
| Type | Sandy-stony, highly porous. |
Origin & Habitat
Requirements
Soil & Substrate
Type
Sandy-stony, highly porous.
groups Beneficial Associations
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Propagation Strategy
C
E
Every 3–4 years.
Cactus fertilizer once a month during growing season (April–August).
Uses & Applications
Precautions / Toxicity
Potentially toxic if ingested; contains glycosides characteristic of Asclepiadoideae.
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"Recognised synonym: Boucerosia acutangula (Decne.) Wight & Arn. The taxonomy of the group is complex and the boundaries between segregate genera remain under revision."
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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.