Leucaena leucocephala

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Leucaena leucocephala

Ipil Ipil, Horse Tamarind, Petai Jawa, Leucaena

Intermediate Sensitivity

Species Name	Leucaena leucocephala
Common Name	Ipil Ipil, Horse Tamarind, Petai Jawa, Leucaena
Family	Fabaceae
Genus	Leucaena
Taxonomic Synonyms/Past Names
Taxonomic Notes

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Species Information

1. Description

Tree growing up to 10 m tall with an open crown and feathery foliage. Leaves c. 10 cm long, bipinnate with 4-8 pairs of pinnae. Flowers are in dense spherical heads on slender hairy stalks. Fruits are flattened pods 12-20 cm long, green ripening brown.

2. Tree Size

Medium (10-15 m) Show More

Small (4-10 m) (0)

Medium (10-15 m) (1)

100%

Large (>15 m) (0)

Unknown (0)

3. Full Distribution

Native to tropical America

4. Habitat and Ecology

Dry coastal regions, waste ground. Naturalised in most of Southeast Asia.

5. Altitude (in meters)

Data Deficient

6. Landscape Type

Blue-green Corridors, Small Urban Green Spaces Show More

Urban Streets (0)

Blue-green Corridors (1)

100%

Small Urban Green Spaces (1)

100%

Coastal Fronts (0)

Unknown (0)

7. IUCN Conservation Status

Data Deficient Show More

Not Evaluated (0)

Data Deficient (1)

100%

Least Concern (0)

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

Not Evaluated Show More

Not Evaluated (1)

100%

Not Applicable (0)

Data Deficient (0)

Least Concern (0)

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?

Unknown Show More

Yes (0)

No (0)

Unknown (1)

100%

10. How would you characterise the growth rate of this species?

Fast Show More

Fast (1)

100%

Medium (0)

Slow (0)

Unknown (0)

No Data Found

It is an unwanted species in urban areas, and its rapid growth in open areas can hinder native revegetation ^[1]

11. Does this species have an invasive root system?

No Show More

Yes (0)

No (1)

100%

Unknown (0)

No Data Found

12. Is this species damaging or does it have staining resin or sap?

No Show More

Yes (0)

No (1)

100%

Unknown (0)

No Data Found

13. Does this species produce large and/or staining fruits?

No Show More

Yes (0)

No (1)

100%

Unknown (0)

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)

No (1)

100%

Unknown (0)

No Data Found

15. Does this species have specific lighting requirements?

Full sun Show More

Full sun (1)

100%

Partial sun & shade (0)

Full shade (0)

Partial shade (0)

Unknown (0)

No Data Found

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

High Show More

Low (0)

Medium (0)

High (1)

100%

Unknown (0)

No Data Found

It is an evergreen tree recommended for planting along roadsides due to its aesthetic effect and tolerance to air pollution. Evergreen trees are also reported to have better filtration effects than deciduous ones. ^[1]

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

High Show More

Low (0)

Medium (0)

High (1)

100%

Unknown (0)

No Data Found

18. Does this species have specific soil ph requirements?

No Show More

Yes (0)

No (1)

100%

Unknown (0)

No Data Found

pH 5.5-8.5 ^[1]

19. Does this species have specialised habitat requirements?

No Show More

Yes (0)

No (1)

100%

Unknown (0)

It can be seen in open areas.

No Data Found

20. Does this species occur/survive in habitats prone to saltwater intrusion?

Yes Show More

Yes (1)

100%

No (0)

Unknown (0)

No Data Found

It is a hyper-invasive weed, non-native to Malaysia and widely grown in Indonesia. Specimens have been removed from areas prone to saltwater intrusion. ^[1]

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

Yes Show More

Yes (1)

100%

No (0)

Unknown (0)

Highly invasive in Cambodia. Grows near seafronts, which are hot.

No Data Found

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

No Show More

Yes (0)

No (1)

100%

Unknown (0)

No Data Found

Tolerate flooding for three weeks but no more than that. ^[1]

23. Can this species tolerate water absence for >1 month?

Yes Show More

Yes (1)

100%

No (0)

Unknown (0)

No Data Found

When subjected to drought stress, L. leucocephala seedlings maintained their leaf water content, increased their chlorophyll content, and reduced their photosynthetic activity. ^[1]

No Data Found

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

Yes Show More

Yes (1)

100%

No (0)

Unknown (0)

No Data Found

25. Does this species have specific humidity requirements?

No Show More

Yes (0)

No (1)

100%

Unknown (0)

No Data Found

26. Is this species highly prone to predation, parasitism, and/or disease?

No Show More

Yes (0)

No (1)

100%

Unknown (0)

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)

Unknown (0)

No Data Found

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)

Unknown (0)

No Data Found

The fruits are edible. The tree has medicinal uses. ^[1]

Contributors: anonymous

Last Updated: 2023-03-15

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Leucaena leucocephala

Ipil Ipil, Horse Tamarind, Petai Jawa, Leucaena

Species Information

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