No Data Found
Alstonia angustifolia
Pulai Peninpu Paya
Intermediate Sensitivity
| Species Name | Alstonia angustifolia |
|---|---|
| Common Name | Pulai Peninpu Paya |
| Family | Apocynaceae |
| Genus | Alstonia |
| Taxonomic Synonyms/Past Names | |
| Taxonomic Notes |
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Species Information
1. Description
- Tree up to 50 m tall, diameter to 70 cm, base fluted or with buttresses. Leaves in whorls of 3 (rarely 4), obovate. Flowers in dense clusters, fragrant. Corolla pale yellow, rusty pubescent outside. Fruits paired follicles.
2. Tree Size
Large (>15 m)
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Small (4-10 m) (0)
Medium (10-15 m) (0)
Large (>15 m) (1)
Unknown (0)
3. Full Distribution
- Sumatra, Peninsular Malaysia, Singapore, and Borneo
4. Habitat and Ecology
- Lowland to hill dipterocarp forests and often in seasonally swampy forests, sometimes in peat forests
5. Altitude (in meters)
- Up to 800 m a.s.l
6. Landscape Type
Blue-green Corridors
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Urban Streets (0)
Blue-green Corridors (1)
Small Urban Green Spaces (0)
Coastal Fronts (0)
Unknown (0)
7. IUCN Conservation Status
Least Concern
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Not Evaluated (0)
Data Deficient (0)
Least Concern (1)
Near Threatened (0)
Vulnerable (0)
Endangered (0)
Critically Endangered (0)
Extinct in the Wild (0)
Extinct (0)
Unknown (0)
8. Malaysian Red List from MyBIS
Least Concern
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Not Evaluated (0)
Not Applicable (0)
Data Deficient (0)
Least Concern (1)
Near Threatened (0)
Vulnerable (0)
Endangered (0)
Critically Endangered (0)
Regionally Extinct (0)
Extinct in the Wild (0)
Extinct (0)
Unknown (0)
9. Are more than 100 individuals available in local nurseries?
Yes
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Yes (1)
No (0)
Unknown (0)
10. How would you characterise the growth rate of this species?
Fast
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Fast (1)
Medium (0)
Slow (0)
Unknown (0)
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- It is a pioneer species. Pioneer species are typically fast-growing. [1]
11. Does this species have an invasive root system?
No Data Found
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- It has deep roots with water availability [1]
12. Is this species damaging or does it have staining resin or sap?
Yes
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Yes (1)
No (0)
Unknown (0)
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- Produces white latex, sap [1]
13. Does this species produce large and/or staining fruits?
Yes
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Yes (1)
No (0)
Unknown (0)
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- Its fruits are follicles, 50-70 cm long. The seeds are oblong, pointed at one end, and 1 cm long. No staining. [1]
14. Does this species produce substances in its bark, leaves, fruits and/or seeds that are poisonous or harmful to humans?
Yes
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Yes (1)
No (0)
Unknown (0)
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- Produces pollen during blooming that is known to cause nasal allergies [1]
15. Does this species have specific lighting requirements?
Full sun
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Full sun (1)
Partial sun & shade (0)
Full shade (0)
Partial shade (0)
Unknown (0)
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16. How would you characterise the air pollution tolerance of this species?
High
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Low (0)
Medium (0)
High (1)
Unknown (0)
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- Able to grow well in areas with high traffic [1]
17. How would you characterise the soil pollution tolerance of this species?
High
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Low (0)
Medium (0)
High (1)
Unknown (0)
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18. Does this species have specific soil ph requirements?
No Data Found
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19. Does this species have specialised habitat requirements?
No
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Yes (0)
No (1)
Unknown (0)
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- Suitable for parks and streetscapes with moderate to lots of water. Grows in a range of soils. [1]
20. Does this species occur/survive in habitats prone to saltwater intrusion?
No
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Yes (0)
No (1)
Unknown (0)
- Grows in primary and secondary forests, swamps, and on hills, in loam or sandy soils. It is rarely seen in Johor Bahru, a city located along a strait.
No Data Found
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- Grows in primary and secondary forests, swamps, and on hills, in loam or sandy soils. It is rarely seen in Johor Bahru, a city located along a strait. [1]
21. Does this species occur/survive at locations that experience high temperatures?
Yes
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Yes (1)
No (0)
Unknown (0)
- Found in harsh urban areas throughout Malaysia.
No Data Found
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22. Can this species tolerate inundation for >1 month?
Yes
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Yes (1)
No (0)
Unknown (0)
- Occurs in peat swamp forests. Specimens planted on pond edges tolerated inundation that lasted for three to four months, water was nearby in the following months.
- Occurs in peat swamp forests. Specimens planted on pond edges tolerated inundation that lasted for three to four months, water was nearby in the following months. [1]
No Data Found
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23. Can this species tolerate water absence for >1 month?
Yes
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Yes (1)
No (0)
Unknown (0)
No Data Found
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No Data Found
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No Data Found
24. Can this species tolerate storm conditions (e.g., strong winds)?
Yes
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Yes (1)
No (0)
Unknown (0)
- It has brittle branches, however, branch failure is typically human-induced, i.e., due to a lack of maintenance. There have not been many complaints from the public about tree or part failure.
No Data Found
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25. Does this species have specific humidity requirements?
No
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Yes (0)
No (1)
Unknown (0)
No Data Found
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26. Is this species highly prone to predation, parasitism, and/or disease?
No
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Yes (0)
No (1)
Unknown (0)
- Moderately prone to powder-post beetle attacks. However, it is not an inherent problem of the species and could be due to how it was planted. No disease has been observed.
No Data Found
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- Moderately prone to powder-post beetle attacks. However, it is not an inherent problem of the species and could be due to how it was planted. No disease has been observed. [1]
27. Please provide any additional information for this species in the context of climate change resilience and/or vulnerability.
-
Insufficient Data
28. Does this species have biodiversity value (e.g., provides food or habitat, or increases landscape connectivity for urban fauna)?
Yes
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Yes (1)
No (0)
Unknown (0)
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- Its fragrant flowers attract pollinating bees and butterflies. It also provides habitat for birds. [1]
29. Does this species have cultural value or provide products that are of some use to humans?
Yes
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Yes (1)
No (0)
Unknown (0)
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- The Jakun use the wood as a pillow. Has medicinal properties and is used for timber. [1]
Contributors: anonymous
Last Updated: 2023-03-15
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