Shorea collaris

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Shorea collaris
Scientific classification Red Pencil Icon.png
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Dipterocarpaceae
Genus: Shorea
Species:
S. collaris
Binomial name
Shorea collaris

Shorea collaris is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet collaris means "neck" and refers to the calyx of the fruit. [3]

Contents

Description

Shorea collaris grows up to 50 metres (160 ft) tall, with a trunk diameter of up to 1.5 m (5 ft). It has buttresses measuring up to 2 m (7 ft) tall. The cracked bark is yellow to brown. The papery leaves are oblong to lanceolate and measure up to 23 cm (9 in) long. The inflorescences measure up to 9 cm (4 in) long and bear up to eight flowers. The nuts are egg-shaped and measure up to 3 cm (1 in) long. [3]

Distribution and habitat

Shorea collaris is endemic to Borneo. Its habitat is mixed dipterocarp forests, at elevations to 1,000 m (3,300 ft). [1]

Conservation

Shorea collaris has been assessed as vulnerable on the IUCN Red List. It is threatened by logging, including for its timber. It is also threatened by expansion of land for plantations, including for palm oil and other tree species. The species is not found in any protected areas. [1]

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References

  1. 1 2 3 Kusumadewi, Y.; Julia, S.; Oldfield, S.; Linsky, J.; Randi, A. & Tsen, S. (2019). "Shorea collaris". IUCN Red List of Threatened Species . 2019: e.T37530A149073899. Retrieved 1 October 2022.
  2. ↑ "Shorea collaris". Plants of the World Online . Royal Botanic Gardens, Kew . Retrieved 1 October 2022.
  3. 1 2 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. pp. 241–242. ISBN   983-2181-59-3.


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