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Shorea retusa

From Wikipedia, the free encyclopedia

Shorea retusa
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Dipterocarpaceae
Genus: Shorea
Species:
S. retusa
Binomial name
Shorea retusa

Shorea retusa is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet retusa means 'notched', referring to the apex of the leaf.[3]

Description

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Shorea retusa grows up to 40 metres (130 ft) tall, with a trunk diameter of up to 84 cm (3 ft), and featuring buttresses. The brown to greyish bark is fissured. The leathery leaves are elliptic and measure up to 9 cm (4 in) long. The inflorescences bear yellow flowers.[3]

Distribution and habitat

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Shorea retusa is endemic to Borneo. Its habitat is kerangas forests.[1]

Conservation

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Shorea retusa has been assessed as vulnerable on the IUCN Red List. It is threatened by conversion of land for palm oil and other tree plantations. It is also threatened by logging for its timber and human settlement. Shorea retusa does occur in a number of protected areas.[1]

References

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  1. ^ a b c Randi, A.; Julia, S.; Kusumadewi, Y.; Hoo, P.K.; Maycock, C.R.; Khoo, E. & Robiansyah, I. (2019). "Shorea retusa". IUCN Red List of Threatened Species. 2019: e.T37543A149074193. Retrieved 18 January 2023.
  2. ^ "Shorea retusa". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 18 January 2023.
  3. ^ a b Ashton, P. S. (2004). "Shorea Roxb.". In Soepadmo, E.; Saw, L. G.; Chung, R. C. K. (eds.). Tree Flora of Sabah and Sarawak. Vol. 5. Forest Research Institute Malaysia. p. 321. ISBN 983-2181-59-3.