Dillenia suffruticosa

Simpoh Ayer, Shrubby Simpoh

Species Name Dillenia suffruticosa
Common Name Simpoh Ayer, Shrubby Simpoh
Family Dilleniaceae
Genus Dillenia
Taxonomic Synonyms/Past Names
Taxonomic Notes
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Species Information

1. Description
  • Large evergreen shrubs or small trees growing up to 8 m tall, often forming thickets. Leaves 15-30 cm long, elliptic to obovate, margins shallow-toothed. Flowers 8-12 cm across, yellow with yellow stamens, downward-facing in branched clusters of 3-12. Fruits c. 5 cm across, pink to dull red, splitting open star-shaped when ripe into 5-8 carpels. Seeds covered with red arils.
2. Tree Size
Small (4-10 m) Show More

Small (4-10 m) (1)
100%
Medium (10-15 m) (0)
0%
Large (>15 m) (0)
0%
Unknown (0)
0%
3. Full Distribution
  • Peninsular Malaysia, Sumatra, and Borneo. Naturalised in Sri Lanka, Thailand, Western Java and the Philippines.
4. Habitat and Ecology
  • In secondary forests and swampy habitats
5. Altitude (in meters)
  • Up to 500 m altitude
6. Landscape Type
Blue-green Corridors, Small Urban Green Spaces Show More

Urban Streets (0)
0%
Blue-green Corridors (1)
100%
Small Urban Green Spaces (1)
100%
Coastal Fronts (0)
0%
Unknown (0)
0%
7. IUCN Conservation Status
Not Evaluated Show More

Not Evaluated (1)
100%
Data Deficient (0)
0%
Least Concern (0)
0%
Near Threatened (0)
0%
Vulnerable (0)
0%
Endangered (0)
0%
Critically Endangered (0)
0%
Extinct in the Wild (0)
0%
Extinct (0)
0%
Unknown (0)
0%
8. Malaysian Red List from MyBIS
Not Evaluated Show More

Not Evaluated (1)
100%
Not Applicable (0)
0%
Data Deficient (0)
0%
Least Concern (0)
0%
Near Threatened (0)
0%
Vulnerable (0)
0%
Endangered (0)
0%
Critically Endangered (0)
0%
Regionally Extinct (0)
0%
Extinct in the Wild (0)
0%
Extinct (0)
0%
Unknown (0)
0%
9. Are more than 100 individuals available in local nurseries?
Yes Show More

Yes (1)
100%
No (0)
0%
Unknown (0)
0%
10. How would you characterise the growth rate of this species?
Medium Show More

Fast (0)
0%
Medium (1)
100%
Slow (0)
0%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

11. Does this species have an invasive root system?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

12. Is this species damaging or does it have staining resin or sap?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

13. Does this species produce large and/or staining fruits?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

14. Does this species produce substances in its bark, leaves, fruits and/or seeds that are poisonous or harmful to humans?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

15. Does this species have specific lighting requirements?
Full sun, Partial shade Show More

Full sun (1)
100%
Partial sun & shade (0)
0%
Full shade (0)
0%
Partial shade (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

16. How would you characterise the air pollution tolerance of this species?
Unknown Show More

Low (0)
0%
Medium (0)
0%
High (0)
0%
Unknown (1)
100%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

17. How would you characterise the soil pollution tolerance of this species?
Unknown Show More

Low (0)
0%
Medium (0)
0%
High (0)
0%
Unknown (1)
100%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

18. Does this species have specific soil ph requirements?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

  • pH 6.0-8.0 [1]
19. Does this species have specialised habitat requirements?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

  • Grows in waterlogged areas and on hill slopes. [1]
20. Does this species occur/survive in habitats prone to saltwater intrusion?
Unknown Show More

Yes (0)
0%
No (0)
0%
Unknown (1)
100%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

21. Does this species occur/survive at locations that experience high temperatures?
Unknown Show More

Yes (0)
0%
No (0)
0%
Unknown (1)
100%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

22. Can this species tolerate inundation for >1 month?
Yes Show More

Yes (1)
100%
No (0)
0%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

  • It can survive in wet areas. [1]
23. Can this species tolerate water absence for >1 month?
Yes Show More

Yes (1)
100%
No (0)
0%
Unknown (0)
0%
  • It is a very hardy species. Specimens at Kepong Botanic Gardens, Selangor, were tolerant of dry spells lasting three weeks and should be able to survive for one month.

No Data Found

No Data Found

No Data Found

No Data Found

24. Can this species tolerate storm conditions (e.g., strong winds)?
Yes Show More

Yes (1)
100%
No (0)
0%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

25. Does this species have specific humidity requirements?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

26. Is this species highly prone to predation, parasitism, and/or disease?
No Show More

Yes (0)
0%
No (1)
100%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

No Data Found

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 Show More

Yes (1)
100%
No (0)
0%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

  • Attracts birds and butterflies, nesting for birds. [1]
29. Does this species have cultural value or provide products that are of some use to humans?
Yes Show More

Yes (1)
100%
No (0)
0%
Unknown (0)
0%

No Data Found

No Data Found

No Data Found

No Data Found

  • Has medicinal uses [1]

Contributors: anonymous

Last Updated: 2023-03-15

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