Richetia angustifolia
| Richetia angustifolia | |
|---|---|
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Malvales |
| Family: | Dipterocarpaceae |
| Genus: | Richetia |
| Species: | R. angustifolia
|
| Binomial name | |
| Richetia angustifolia (P.S.Ashton) P.S.Ashton & J.Heck. (2022)
| |
| Synonyms[2] | |
|
Shorea angustifolia P.S.Ashton (1962) | |
Richetia angustifolia is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet angustifolia means 'narrow-leaved'.[3]
Description
[edit]Richetia angustifolia grows up to 40 metres (130 ft) tall, with a trunk diameter of up to 90 cm (3 ft). It has buttresses. The flaky bark is greyish tan-coloured. The leathery leaves are ovate to lanceolate and measure up to 14 cm (6 in) long. The inflorescences measure up to 10 cm (4 in) long and bear up to eight cream flowers. The nuts are egg-shaped and measure up to 0.8 cm (0.3 in) long.[3]
Distribution and habitat
[edit]Richetia angustifolia is endemic to Borneo. Its habitat is mixed dipterocarp forests at elevations of 500–1,200 m (1,600–3,900 ft).[1][3]
Conservation
[edit]Richetia angustifolia has been assessed as near threatened on the IUCN Red List. It is threatened by conversion of land for plantations, including for palm oil. It is also threatened by logging, sometimes for its timber. The species is found in some protected areas including national parks.[1]
References
[edit]- ^ a b c Robiansyah, I.; Julia, S.; Kusumadewi, Y.; Wilkie, P.; Pereira, J.; Linsky, J.; Randi, A.; Oldfield, S. & Tsen, S. (2019). "Shorea angustifolia". IUCN Red List of Threatened Species. 2019: e.T37528A137420421. Retrieved 29 September 2022.
- ^ "Richetia angustifolia (P.S.Ashton) P.S.Ashton & J.Heck". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 16 October 2024.
- ^ a b c 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. 228. ISBN 983-2181-59-3.
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