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Dipterocarpus retusus

From Wikipedia, the free encyclopedia

Dipterocarpus retusus
from Koehler'sMedicinal-Plants(1887)
Scientific classificationEdit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Dipterocarpaceae
Genus: Dipterocarpus
Species:
D. retusus
Binomial name
Dipterocarpus retusus
Synonyms[2]
  • Dipterocarpus macrocarpusVesque
  • Dipterocarpus manniiKing ex Kanjal, P.C.Kanjal & D.Das
  • Dipterocarpus pubescensKoord. & Valeton
  • Dipterocarpus spanogheiBlume
  • Dipterocarpus tonkinensisA.Chev.
  • Dipterocarpus trinervisBlume
Sapling atHoollongapar Gibbon Sanctuary,Assam

Dipterocarpus retusus,commonly known ashollong,[3]is a large tree and perhaps the best known species in the genusDipterocarpus.It is native to China, Vietnam, Philippines, Laos, Cambodia, Malaysia, Indonesia, Myanmar, and India.[1][4]The tree, some 20–30 metres (70–100 ft) tall, is found in Cambodia in dense forests of the plains, common on hillsides and along rivers and in forests between 800 m (2,600 ft) and 1,500 m (5,000 ft) altitude.[4]

In Vietnam

Hollong is the state tree ofAssamandArunachal Pradesh,India.[5]In India, the timber is used for plywood and making various containers. In China, the timber is used in construction.[1]Hollong is a sacred tree forMorancommunity of Assam.[citation needed]

Uses[edit]

It is farmed for its timber and resin. InCambodia,the resin is collected by people in the mountainous regions, in order to make torches and candles, while the wood is used in construction to make columns and boards.[4]

References[edit]

  1. ^abcLy, V.; Nanthavong, K.; Pooma, R.; Luu, H.T.; Nguyen, H.N.; Vu, V.D.; Hoang, V.S.; Khou, E.; Newman, M.F. (2017)."Dipterocarpus retusus".IUCN Red List of Threatened Species.2017:e.T32400A2817693.doi:10.2305/IUCN.UK.2017-3.RLTS.T32400A2817693.en.Retrieved19 November2021.
  2. ^ab"Dipterocarpus retusus".Plants of the World Online.Royal Botanic Gardens, Kew.Retrieved18 April2019.
  3. ^"Dipterocarpus retusus".Germplasm Resources Information Network.Agricultural Research Service,United States Department of Agriculture.Retrieved18 April2019.
  4. ^abcDY PHON, Pauline, 2000,Plants Used In Cambodia,printed by Imprimerie Olympic, Phnom Penh
  5. ^"State Trees and Flowers of India".flowersofindia.net.Retrieved10 January2021.