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RN-CARL-00028
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Caralluma decora (Masson) Schltr.

Cape Ornate Caralluma

A South African species originally described by botanist Francis Masson in the 18th century during his Cape exploration and transferred to Caralluma by Schlechter. Inhabits arid and semi-arid zones of the Cape Province. The epithet decora alludes to the elegance of its flowers, which display ornamental chromatic patterns.

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eco
Family
Apocynaceae
Genus
Caralluma
Conservation Status
Not formally assessed; habitat limited to the Cape Province
Growth Habit
Compact clump-forming succulent with erect quadrangular stems

Overview

CategoryClassification
FamilyApocynaceae
GenusCaralluma
Growth HabitCompact clump-forming succulent with erect quadrangular stems
Conservation StatusNot formally assessed; habitat limited to the Cape Province
pH Target6.0–7.5
TypeQuartzitic sandy, very well-draining, slightly acid to neutral soil

Origin & Habitat

Native Region
Sudáfrica (Provincia del Cabo)
Ecosystem
Caralluma succulent

Requirements

Recommended Substrate

Soil & Substrate

landslide
pH Target 6.0–7.5

Type

Quartzitic sandy, very well-draining, slightly acid to neutral soil

groups Beneficial Associations

With Orbea, Stapelia, Conophytum and other Karoo succulents
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Propagation Strategy

Hard
Season: Rooting:
Hard
Season: Rooting:
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Key Tip

F

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Common Mistake

A

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Repotting

Every 2–3 years

eco
Fertilizer

Once in summer with diluted mineral fertiliser

Uses & Applications

Uses
Ornamental collector plant; Francis Masson collected it as a plant of horticultural interest
warning

Precautions / Toxicity

No known toxicity

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science

"One of the first Caralluma scientifically collected, by Francis Masson in his Cape expeditions (1772–1795). Schlechter formally transferred it to genus Caralluma in the 20th century."

Researcher Notes — RN-CARL-00028
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Scientific Integrity

🟡 Medium
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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.