Caralluma aaronis (Hart) N.E.Br.
Aaron's Caralluma
Rare herbaceous succulent endemic to Israel and Palestinian territories. Forms small clumps of angled grey-green stems with purplish mottling. Its 5-lobed star-shaped flowers are dark brown-purple and emit a faint carrion scent to attract fly pollinators. It is one of the rarest species of the genus in the eastern Mediterranean.
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Overview
| Category | Classification |
|---|---|
| Family | Apocynaceae |
| Genus | Caralluma |
| Growth Habit | Prostrate to ascending succulent herb, clump-forming. |
| Conservation Status | Rare; no specific IUCN assessment but considered threatened in its native habitat. |
| pH Target | 6.5–8.0 |
| Type | Calcareous, sandy, highly porous. |
Origin & Habitat
Requirements
Soil & Substrate
Type
Calcareous, sandy, highly porous.
groups Beneficial Associations
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Propagation Strategy
A
O
Every 3–4 years or when roots fill the pot.
Diluted cactus fertilizer once a month in spring-summer. No fertilizer in autumn-winter.
Uses & Applications
Precautions / Toxicity
Confirmed toxicity unknown; handle with caution as with any Asclepiadoideae.
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"Originally described as Apteranthes aaronis Hart; transferred to Caralluma by N.E. Brown. The Israeli population is extremely small and threatened by habitat loss."
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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.