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Ipil
Intsia bijuga
Family Fabaceae
updated
Jan 2013
Where
seen? This tree is sometimes seen in our back mangroves.
According to Hsuan Keng, it was commonly found along the sea coast
including Changi and Kranji. According to Corners, it is common and
found along the coasts, mangroves and river banks within tidal and
brackish reaches. According to Giesen, it is also often found on coral.
It was also known as Afzelia bijuga and Afzelia retusa.
Features:
A tree up
to 40-50m tall. Bark light grey, slightly scaly in large, thin roundish
pieces, slightly pimply with lenticels (bumps), large trees may have
buttress roots up to 4m tall and 2m wide.
Compound leaves with leaflets in 1-2 pairs, opposite to one another,
no terminal leaflet. Leaflets almost circular (3-12cm long) leathery,
the tree may drop off all its leaves at the same time (deciduous).
Flowers in dense bunches (5-18cm long) at the tips of branches. Flower
with has a single petal (2-3cm) which is at first white but turning
red or orange. Probably pollinated by insects.
Fruits oblong pods (20cm long), woody, slightly flat. Contains several
seeds.
Human uses: According to Giesen,
it produces very hard, good quality timber which does not shrink or
warp and is resistant to insects and weather. The timber is used for
making houses, house posts and bridges. The timber is called 'merbau'
and the tree is sometimes called 'Merbau ipil'. The bark and leaves
are used to treat diarrhoea. Seeds can be eaten after they fried,
soaked for 3-4 days, then boiled.
Status and threats: It is listed
as 'Critically Endangered' in the Red List of threatened plants of
Singapore. |
Admiralty
Park, Mar 11
Admiralty
Park, Mar 11
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Admiralty
Park, Mar 11
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Admiralty
Park, Mar 11
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Admiralty
Park, Mar 11
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Ipil
trees on Singapore shores |
Links
- Intsia
bijuga on the Total Vascular Flora of Singapore Online:
photos and fact sheet.
- Intsia
bijuga on the NParks Flora and Fauna website: photos and
fact sheet.
- Giesen, Wim
and Stephan Wulffraat, Max Zieren and Liesbeth Scholten. 2006.
Mangrove
Guidebook for Southeast Asia (PDF online downloadable).
RAP publication 2006/07 Food and Agriculture Organization of the
United Nations Regional Office for Asia and the Pacific Bangkok.
References
- Hsuan Keng,
S.C. Chin and H. T. W. Tan.1998, The
Concise Flora of Singapore II: Monoctyledons
Singapore University Press. 215 pp.
- Tomlinson,
P. B., 1986. The
Botany of Mangroves
Cambridge University Press. USA. 419 pp.
- Burkill,
I. H., 1993. A
Dictionary of the Economic Products of the Malay Peninsula.
3rd printing. Publication Unit, Ministry of Agriculture, Malaysia,
Kuala Lumpur. Volume 1: 1-1240; volume 2: 1241-2444.
- Davison,
G.W. H. and P. K. L. Ng and Ho Hua Chew, 2008. The Singapore
Red Data Book: Threatened plants and animals of Singapore.
Nature Society (Singapore). 285 pp.
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