No Data Found
Hopea odorata
Merawan Siput Jantan, Cengal Pasir
Intermediate Sensitivity
| Species Name | Hopea odorata |
|---|---|
| Common Name | Merawan Siput Jantan, Cengal Pasir |
| Family | Dipterocarpaceae |
| Genus | Hopea |
| Taxonomic Synonyms/Past Names | |
| Taxonomic Notes |
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Species Information
1. Description
- Medium-sized to large evergreen tree with a straight trunk and short buttresses. Leaves 7-14 by 3-7 cm, oblong to ovate-lanceolate, both surfaces glabrous, margins entire, prominent axillary domatia at the lower abaxial. Flowers small, yellowish-white, fragrant, bisexual, and located in leaf axils or branch tips. Fruits small, winged nuts, brown, with 2 long wings up to 5.5 cm long and 3 short wings that promote seed dispersal by wind.
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
- Bangladesh, Myanmar, Laos, southern Vietnam, Cambodia, Thailand, the Andaman Islands, and northern Peninsular Malaysia
4. Habitat and Ecology
- Lowland tropical forests and seasonally dry tropical rainforests
5. Altitude (in meters)
- Up to 600 m
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
Vulnerable
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Not Evaluated (0)
Data Deficient (0)
Least Concern (0)
Near Threatened (0)
Vulnerable (1)
Endangered (0)
Critically Endangered (0)
Extinct in the Wild (0)
Extinct (0)
Unknown (0)
8. Malaysian Red List from MyBIS
Vulnerable
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Not Evaluated (0)
Not Applicable (0)
Data Deficient (0)
Least Concern (0)
Near Threatened (0)
Vulnerable (1)
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?
Medium
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Fast (0)
Medium (1)
Slow (0)
Unknown (0)
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- It grows 1 cm in diameter/year and 51 cm in height/year [1]
11. Does this species have an invasive root system?
No
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Yes (0)
No (1)
Unknown (0)
- Has surface roots
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12. Is this species damaging or does it have staining resin or sap?
No
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Yes (0)
No (1)
Unknown (0)
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13. Does this species produce large and/or staining fruits?
No
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Yes (0)
No (1)
Unknown (0)
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14. Does this species produce substances in its bark, leaves, fruits and/or seeds that are poisonous or harmful to humans?
No
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Yes (0)
No (1)
Unknown (0)
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15. Does this species have specific lighting requirements?
Full sun, Partial shade
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Full sun (1)
Partial sun & shade (0)
Full shade (0)
Partial shade (1)
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)
- Widely planted in Malaysia as a wayside tree
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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)
- Doing well in polluted soil (heavy metal) at FRIM's Research Station in Bidor. Able to survive and grow well in urban areas by regulating partitioning strategies.
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18. Does this species have specific soil ph requirements?
Yes
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Yes (1)
No (0)
Unknown (0)
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- Prefers a pH in the range of 4.8-5.2 but tolerates 4.4-6.0 [1]
19. Does this species have specialised habitat requirements?
No
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Yes (0)
No (1)
Unknown (0)
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- Occurs in degraded areas. [1]
20. Does this species occur/survive in habitats prone to saltwater intrusion?
No
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Yes (0)
No (1)
Unknown (0)
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21. Does this species occur/survive at locations that experience high temperatures?
Yes
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Yes (1)
No (0)
Unknown (0)
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- Withstands temperatures as high as 41 ºC. [1]
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22. Can this species tolerate inundation for >1 month?
Yes
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Yes (1)
No (0)
Unknown (0)
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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)
- It is a relatively hardy species and does not need a lot of water. Specimens at Kepong Botanic Gardens, Selangor, were tolerant of dry spells lasting three weeks and should be able to survive for one month.
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24. Can this species tolerate storm conditions (e.g., strong winds)?
Yes
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Yes (1)
No (0)
Unknown (0)
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25. Does this species have specific humidity requirements?
No
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Yes (0)
No (1)
Unknown (0)
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26. Is this species highly prone to predation, parasitism, and/or disease?
Yes
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Yes (1)
No (0)
Unknown (0)
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- Trioza hopeae is a major pest of this species in Vietnam. [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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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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- Has medicinal uses for treating sores, wounds and diarrhoea. Used for timber. Grown in Malaysia for reforestation purposes and is found in plantations. [1]
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Contributors: anonymous
Last Updated: 2023-03-15
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