Dipterocarpus grandiflorus

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Dipterocarpus grandiflorus
Dipterocarpus grandiflorus Blanco2.263-cropped.jpg
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Dipterocarpaceae
Genus: Dipterocarpus
Species:
D. grandiflorus
Binomial name
Dipterocarpus grandiflorus
(Blanco) Blanco [2] [3]
Synonyms [2]

Dipterocarpus blancoiBlume
Dipterocarpus griffithiiMiq.
Dipterocarpus motleyanusHook.f.
Dipterocarpus pterygocalyxScheff.
Dipterocarpus grandifloraBlanco
Vatica trigynaGriff.

Contents

Dipterocarpus grandiflorus is a species of flowering plant in the Dipterocarpaceae family. [2] It is an endangered medium hardwood tree of Southeast Asia. It is a large tree which can grow up to 50 metres tall. [1]

Range and habitat

Dipterocarpus grandiflorus ranges from Bangladesh and the Andaman Islands through Myanmar, Thailand, Laos, Vietnam, Peninsular Malaysia, Sumatra, Borneo, and the Philippines. [2]

It grows in lowland evergreen forests, most commonly in primary forests on drier sites and forested ridges, from sea level up to 700 metres elevation. It often grows close to the sea. In the Andaman Islands it is a predominant upper-canopy forest species together with Dipterocarpus kerrii and Dipterocarpus gracilis . In the Philippines it is found in lauan (mixed dipterocarp) and broadleaved forests. [1]

The species' habitat is currently in decline in quality and extent across its native range. [1]

Uses

Its wood is used to produce good quality charcoal, paper pulp, and timber sold under the Keruing designation. Its gum is used locally as a waterproofing varnish. The tree itself is very useful for nitrogen fixing, erosion control, soil improvement, and watershed regulation.

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<span class="mw-page-title-main">Dipterocarpaceae</span> Family of flowering plants

Dipterocarpaceae is a family of 16 genera and about 695 known species of mainly tropical lowland rainforest trees. The family name, from the type genus Dipterocarpus, is derived from Greek and refers to the two-winged fruit. The largest genera are Shorea, Hopea, Dipterocarpus, and Vatica. Many are large forest-emergent species, typically reaching heights of 40–70 m, some even over 80 m, with the tallest known living specimen 93.0 m tall. The species of this family are of major importance in the timber trade. Their distribution is pantropical, from northern South America to Africa, the Seychelles, India, Indochina, Indonesia, Malaysia and Philippines. The greatest diversity of Dipterocarpaceae occurs in Borneo. Some species are now endangered as a result of overcutting, extensive illegal logging, and habitat conversion. They provide valuable woods, aromatic essential oils, balsam, and resins, and are a source for plywood.

<i>Dipterocarpus</i> Genus of trees

Dipterocarpus is a genus of flowering plants and the type genus of family Dipterocarpaceae.

<i>Dipterocarpus caudiferus</i> Species of tree

Dipterocarpus caudiferus is a species of tree in the family Dipterocarpaceae, endemic to Borneo. It grows as a large tree, up to 65 metres (200 ft) in height. Its habitat is mixed dipterocarp forests up to 800 m (2,600 ft) elevation. Dipterocarpus caudiferus is threatened mainly by conversion of land for palm oil plantations.

Dipterocarpus costulatus is a species of tree in the family Dipterocarpaceae. It grows up to 50 metres (160 ft) tall.

<i>Dipterocarpus gracilis</i> Species of tree

Dipterocarpus gracilis is a critically endangered species of tree in the family Dipterocarpaceae, native to South Asia and Southeast Asia.

Dipterocarpus kerrii is a species of tree in the family Dipterocarpaceae, native to the Andaman Islands, Sumatra, Borneo, Peninsular Malaysia, Laos, Myanmar, the Philippines, Singapore, Thailand and Vietnam.

<i>Anisoptera costata</i> Species of tree

Anisoptera costata is an endangered species of plant in the family Dipterocarpaceae. The specific epithet costata means "ribbed", referring to the prominent venation of the leaf blade. A huge emergent tree up to 65 m high, it is found in evergreen and semi-evergreen lowland tropical seasonal forests of Indo-Burma and in mixed dipterocarp forests of Malesia.

Shorea obtusa, the Siamese sal, is a species of hardwood tree in the family Dipterocarpaceae, native to Southeast Asia.

Vatica mangachapoi is a species of plant in the family Dipterocarpaceae.

<i>Dipterocarpus condorensis</i> Species of tree

Dipterocarpus condorensis is a species of plant in the evergreen or semi-evergreen family Dipterocarpaceae.

<i>Dipterocarpus alatus</i> Species of flowering plant

Dipterocarpus alatus, also known colloquially as the resin tree, is a tropical forest tree, of dense evergreen or mixed dense forests, in tropical Asia. It is considered vulnerable.

Dipterocarpus dyeri (Khmer: rôyiëng, chhë tiël pruhs, chhë tiël th'nô:r, local name Kompong Thom: chhieutiel chgor, name used for commercial timber and the group of trees harvested for such: keruing, Vietnamese: Dầu Song Nàng, is a species of tree in the family Dipterocarpaceae found in Myanmar, Thailand, Peninsular Malaysia, Cambodia, Vietnam, and northwestern Borneo. The tree is found in rain forest and lowland semi-evergreen dipterocarp forests, an alternative habitat description is mixed dense forests of the plains, mainly among rivers and valleys. The tree is a climax or late successional species, which in some secondary forests forms relatively young pure colonies. The conservation status is based on rates of habitat loss, the major threat to the taxa, though in Vietnam it is cited as having a less threatened conservation status of Vulnerable.

<i>Dipterocarpus intricatus</i> Species of tree

Dipterocarpus intricatus is a species of tree in the family Dipterocarpaceae found in Thailand, Cambodia, Laos and Vietnam.

<i>Dipterocarpus obtusifolius</i> Species of tree

Dipterocarpus obtusifolius is a common species of tree in the family Dipterocarpaceae found throughout Southeast Asia, including Andaman Islands, Myanmar, Thailand, Cambodia, Laos and Vietnam.

<i>Dipterocarpus turbinatus</i> Species of flowering plant

Dipterocarpus turbinatus is a species of tree in the family Dipterocarpaceae native to north-eastern India and mainland Southeast Asia, and cultivated in surrounding regions. It is an important source of the wood known as keruing, and is often used in the plywood industry.

Dipterocarpus cuspidatus is a tree in the family Dipterocarpaceae.

Dipterocarpus lowii is a tree in the family Dipterocarpaceae.

Dipterocarpus nudus is a tree in the family Dipterocarpaceae.

Dipterocarpus pachyphyllus is a tree in the family Dipterocarpaceae. The specific epithet pachyphyllus means "thick leaves".

Dipterocarpus stellatus is a tree in the family Dipterocarpaceae. The specific epithet stellatus means "star-like", referring to its trichomes.

References

  1. 1 2 3 4 Ly, V.; Nanthavong, K.; Pooma, R.; Luu, H.T.; Vu, V.D.; Barstow, M.; Nguyen, H.N.; Hoang, V.S.; Khou, E.; Newman, M.F. (2017). "Dipterocarpus grandiflorus". IUCN Red List of Threatened Species . 2017: e.T33012A2830533. doi: 10.2305/IUCN.UK.2017-3.RLTS.T33012A2830533.en . Retrieved 6 April 2023.
  2. 1 2 3 4 "Dipterocarpus grandiflorus (Blanco) Blanco". Plants of the World Online. The Trustees of the Royal Botanic Gardens, Kew. n.d. Retrieved 6 April 2023.
  3. "Dipterocarpus grandiflorus (Blanco) Blanco". World Flora Online. The World Flora Online Consortium. n.d. Retrieved August 23, 2020.