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Saturday, 3 March 2018

keruing padi hampir pupus


Dipterocarpus Semivestitus keruing padi



Pemuliharaan 'DIPTEROCARPUS SEMIVESTITUS'

A Very Special Forest in a Campus

Do you know that Universiti Teknologi MARA (Perak) campus at Seri Iskandar is home to some extremely rare and highly threatened dipterocarp species? Dipterocarp species are species of trees that provide valuable timber and these have for many decades been in the mainstream of the timber industry. A handful of species are extremely rare and because of land-use change pressures, these have become severely threatened. Universiti Teknologi MARA (Perak) campus has five such species–Dipterocarpus semivestitus (keruing padi), Hopea apiculata (resak melukut), Shorea hemsleyana (cengal pasir daun besar), Shorea macrantha (kepong hantu) and Vatica flavida (resak padi).

Threatened Dipterocarp Species in Universiti Teknologi MARA (Perak)
Species: Dipterocarpus semivestitus (local name: keruing padi)
Family: Dipterocarpaceae
Distribution: Peninsular Malaysia and Kalimantan (Indonesia). In Peninsular Malaysia, it is only known in Perak.
Habitat preferences: Swamp forest in lowland forest.
Threats: This species is threatened by habitat
degradation and habitat loss.
Conservation status (Malaysia Plant Red List): Critically Endangered (CR)
Status in the campus: Currently, 50 trees are found in the fresh water swamp forest of Universiti Teknologi MARA (Perak).
Photos:
1. Tree with buttress
2. Bole with scaly bark
3. Leaves small and elliptic-oblong in shape. Stipule red
4. 4. & 5 Fruits with 2 long wings

Dipterocarpus Semivestitus (keruing padi)


Shorea Hemsleyana (cengal pasir daun besar

Species: Shorea hemsleyana (local name: cengal pasir daun besar)
Family: Dipterocarpaceae
Distribution: Peninsular Thailand, Sumatra (Indonesia) and Peninsular Malaysia. In Peninsular Malaysia, this species is only found in Perak.
Habitat preferences: Swamp forest in lowland forest.
Threats: This species is threatened by habitat loss due to logging and land conversion.
Conservation status (Malaysia Plant Red List): Critically Endangered (CR)
Status in the campus: 65 trees are found in the fresh water swamp forest of UiTM Perak.
Photos:
1. Bole with close and irregularly fissured bark
2. Red-coloured young leaves
3. & 4. Red star-shaped flowers
5 & 6. Large fruits without wings
7. Germinating seedling
8. Seedling


[Taburan Shorea Hemsleyana]


Shorea macrantha (local name: kepong hantu)

Species: Shorea macrantha (local name: kepong hantu)
Family: Dipterocarpaceae
Distribution: Sumatra (Indonesia), Peninsular Malaysia and Borneo. In Malaysia Malaysia, this species is found in Perak, Pahang, Terengganu, Johor and Sarawak.
Habitat preferences: Swamp forest in lowland forest.
Threats: This species is threatened by habitat degradation and loss.
Conservation status (Malaysia Plant Red List): Endangered (EN)
Status in the campus: 18 trees are found scattered in the fresh water swamp forest of UiTM Perak.

Photos:
1. Tree with short buttress
2. Leaves elliptic or ovate-oblong
3. Flower star-shaped and yellowish white in colour
4. Fruits large and without wings

[Taburan Shorea Macrantha]

Vatica flavida (local name: resak padi)
Species: Vatica flavida (local name: resak padi)
Family: Dipterocarpaceae
Distribution: Endemic to Peninsular Malaysia. This species is only found in Perak.
Habitat preferences: Swamp forest in lowland forest.
Threats: This species is threatened by habitat degradation and habitat loss.
Conservation status (Malaysia Plant Red List): Critically Endangered (CR)
Status in the campus: 18 trees are found scattered in the fresh water swamp forest of Universiti Teknologi MARA (Perak)

Photos:
1. Flowers yellow
2. Fruits without wings
3. Vatica flavida petals carpeting the forest floor during flowering season

Hopea apiculata (local name: resak melukut)

Species: Hopea apiculata (local name: resak melukut)
Family: Dipterocarpaceae
Distribution: Endemic to Peninsular Malaysia. This species is only found in Perak and Kelantan.
Habitat preferences: Lowland to hill dipterocarp forest.
Threats: This species is Endangered due to its restricted distribution and habitat degradation.
Conservation status (Malaysia Plant Red List): Endangered (EN)
Status in the campus: 59 trees are found in the forest of Universiti Teknologi MARA (Perak)

Photos:
1.  Bole with smooth bark
2.  Leaves oblong-lanceolate in shape




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