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Chengam
Scyphiphora hydrophyllacea
Family Rubiaceae
updated
Nov 10
Where seen? This pretty bush with waxy green leaves is
often seen in undisturbed mangroves. It is also sometimes found on
our natural rocky shores. It was previously common in our mangroves
and muddy shores and found in Jurong. Elsewhere, it is considered
a very common plant among mangrove and sea shore vegetation and its
fruits plentiful among flotsam on the shore.
Features: A shrub up to 3m, but
in Singapore, rarely more than 2m tall. Leaves spoon shaped with smooth,
oval-shaped tips, leathery (3-5cm long), shiny green and held upright,
arranged opposite one another. Old leaves are yellow then turn shiny
pink. Terminal bud and young leaves coated in a varnish-like substance.
Flowers in dense clusters about 3-4cm across. Corolla with four white
curving lobes and a short pink tube. Nectar is secreted at the base
of the tube which is accessible to short-tongued insects. Fruit oblong
with 6-8 ridges, first green then white. The outer layer of the fruit
is fleshy with a corky inner layer. The fruit separates into two halves
when ripe. Each fruit contains 4 or fewer seeds. The fruits float
because of the spongy inner layer. Twigs reddish when young. Bark
greyish black, ridged and fissured.
Sometimes mistaken for Teruntum
(Lumnitzera sp.), which has its leaves arranged in a spiral.
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Can
be a tree up to 3m tall!
Pulau Ubin, May 09
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uses: According to Giesen, the wood may be used
to make household objects such as spoons, while larger pieces
are used for fence posts and firewood. The leaves are used
to treat stomach problems. |
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Pulau Ubin, May 09
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Pulau Ubin, May 09
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Pulau Semakau,
Mar 09
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Pulau Ubin, Jan 09
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Pulau Ubin, May 09

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Pulau Ubin, May 09

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Pulau Ubin, May 09
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St. John's Island, Jul 09
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St. John's Island, Jul 09

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Pulau Ubin, Nov 09

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Pulau Ubin, Nov 09
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Chek Jawa, Jan 10
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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
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Singapore University Press. 222 pp.
- Corners,
E. J. H., 1997. Wayside
Trees of Malaya: in two volumes
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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.
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