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Gedabu
Sonneratia ovata
Family Lythraceae
updated
Jan 11
Where seen? This rare mangrove tree can be seen in a few
of our accessible mangroves. It can be seen on Pulau Ubin and Chek
Jawa, as well as at Sungei Buloh Wetland Reserve, Kranji Nature Trail
and is also planted at Pasir Ris Park. According to Ng, in Singapore
only a few trees at the hot springs (Kampong Unum) of Pulau Tekong.
Trees at Kampong Melayu (Pulau Ubin) and Kampong Mandai Kechil have
died or been destroyed with development. It is found on the landward-side
of mangroves. But in the past, it was considered widespread in our
back mangroves and tidal creeks in Singapore.
Features: Small tree up to 5m,
occasionally to 20m tall. Leaves fat ovals (5-7cm) usually not narrow
at the base. Flowers without petals, sepals are reddish on the inside.
Calyx lobes clasp the 'fruit' and do not bend away as in other Sonneratia
species.
Similar to Perepat (S. alba) except
that it tends to be a shorter tree with shiny, dark green leaves and
the flowers have no petals.
Human
uses: According to Ng, the fruit is eaten. As a result,
the tree is often cultivated in Malay villages.
Status and threats: It is listed
as 'Critically Endangered' on the Red List of threatened plants of
Singapore.
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Pulau Ubin,
Apr 09

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Pulau Ubin, Apr 09

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Mandai, May 11

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Pulau Ubin, Apr 09

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Pasir Ris,
May 11
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Pasir Ris,
May 11
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Pasir Ris,
May 11
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Kranji Nature
Trail, Jun 11
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Kranji Nature
Trail, Jun 11
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Chek Jawa,
Jan 11
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Chek Jawa,
Jan 11
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Chek Jawa,
Jan 11
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Links
References
- Hsuan Keng,
S.C. Chin and H. T. W. Tan. 1990, The
Concise Flora of Singapore: Gymnosperms and Dicotyledons
.
Singapore University Press. 222 pp.
- Corners,
E. J. H., 1997. Wayside
Trees of Malaya: in two volumes
.
Fourth edition, Malayan Nature Society, Kuala Lumpur. Volume 1:
1-476 pp, plates 1-38; volume 2: 477-861 pp., plates 139-236.
- Tomlinson,
P. B., 1986. The
Botany of Mangroves
Cambridge University Press. USA. 419 pp.
- 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.
- 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.
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