Brachystelma pygmaeum (Schltr.) N.E.Br.
Dwarf Brachystelma
One of the smallest species in the genus, native to KwaZulu-Natal and Eastern Cape (South Africa). Forms a flattened tuber and very short stems with tiny greenish-yellow to pale brown flowers. Subspecies flavidum, frequently cultivated in European collections, has more pronounced yellow-green tones in the flowers.
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© Fritz Georg, CC BY-SA 4.0
CC BY-SA 4.0
Overview
| Category | Classification |
|---|---|
| Family | Apocynaceae |
| Genus | Brachystelma |
| Growth Habit | Miniature acaulescent to subcaulescent |
| Conservation Status | Data Deficient / Least Concern |
| pH Target | 6.0–7.2 |
| Type | Gravel-sandy, extremely free-draining |
Origin & Habitat
Requirements
Soil & Substrate
Type
Gravel-sandy, extremely free-draining
groups Beneficial Associations
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Propagation Strategy
U
W
Every 4–5 years; only if the tuber clearly outgrows the container
A single application of low-nitrogen fertilizer in early spring, very diluted
Uses & Applications
Precautions / Toxicity
Likely mild toxicity from glycosides; no documented poisoning cases are known.
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Plant Health
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"Subspecies flavidum is the most cultivated in Europe; some authors recognise it as an independent species (B. flavidum Schltr.). Specimens cultivated in Heidelberg, Germany, well illustrate the floral variability of this taxon."
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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.