Hopea sangal

Hopea sangal
Conservation status
	; Vulnerable (IUCN 3.1)
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Rosids
Order:	Malvales
Family:	Dipterocarpaceae
Genus:	Hopea
Species:	H. sangal
Binomial name
	Hopea sangal; Korth.
Synonyms
	Doona javanica Burck ; Doona micrantha (Hassk.) Burck ; Dryobalanops neglectus Korth. ex Burck ; Dryobalanops sericea Korth. ; Hopea curtisii King ; Hopea fagifolia Miq. ; Hopea globosa Brandis ; Hopea hasskarliana F.Heim ; Hopea javanica (Burck) F.Heim ; Hopea lowii Dyer ex Brandis ; Hopea macrosepala Boerl. ex Symington ; Hopea minutiflora C.E.C.Fisch. ; Hopea sericea (Korth.) Blume ; Petalandra micrantha Hassk. ;

Hopea sangal is a tree in the family Dipterocarpaceae. It is native to tropical Asia.

Description

Hopea sangal grows as a canopy tree, up to 40 metres (130 ft) tall, with a trunk diameter of up to 1.3 m (4 ft). It has buttresses. The bark is cracked and scaly. The papery leaves are ovate and measure up to 10 cm (4 in) long. The inflorescences measure up to 7 cm (3 in) long and bear cream flowers. The nuts are egg-shaped and measure up to 0.7 cm (0.3 in) long.^[3]

Distribution and habitat

Hopea sangal is native to Thailand, Peninsular Malaysia, Singapore, Sumatra, Borneo, Java and Bali. Its habitat is dipterocarp forests, sometimes by rivers, to elevations of 500 m (1,600 ft). In the Kalimantan region of Borneo, ectomycorrhizal (symbiotic) relationships with this species have been reported.^[1]

Conservation

Hopea sangal has been assessed as vulnerable on the IUCN Red List. It is threatened by land conversion for agriculture and palm oil plantations. It is also threatened by logging for its timber. The species is found in some protected areas.^[1]

References

^ ^a ^b ^c Pooma, R.; Barstow, M.; Newman, M.F. (2017). "Hopea sangal". IUCN Red List of Threatened Species. 2017: e.T31314A2804189. doi:10.2305/IUCN.UK.2017-3.RLTS.T31314A2804189.en. Retrieved 17 November 2021.
^ ^a ^b "Hopea sangal". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 7 September 2021.
^ Ashton, P. S. (2004). "Hopea 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. 178–179. ISBN 983-2181-59-3.

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[iucn_status_17_November_2021-1] Pooma, R.; Barstow, M.; Newman, M.F. (2017). "Hopea sangal". IUCN Red List of Threatened Species. 2017: e.T31314A2804189. doi:10.2305/IUCN.UK.2017-3.RLTS.T31314A2804189.en. Retrieved 17 November 2021.

[POWO-2] "Hopea sangal". Plants of the World Online. Royal Botanic Gardens, Kew. Retrieved 7 September 2021.

[TFSS-3] Ashton, P. S. (2004). "Hopea 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. 178–179. ISBN 983-2181-59-3.

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