Hopea aequalis

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Hopea aequalis
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Malvales
Family: Dipterocarpaceae
Genus: Hopea
Species:
H. aequalis
Binomial name
Hopea aequalis

Hopea aequalis is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet aequalis means "equal" and refers to the lobes of the fruit's calyx. [3]

Contents

Description

Hopea aequalis grows below the forest canopy, up to 20 metres (70 ft) tall, with a trunk diameter of up to 20 cm (8 in). It has both attached and flying (detached) buttresses and also stilt roots. The bark is smooth. The papery leaves are shaped lanceolate to oblong and measure up to 25 cm (10 in) long. The nuts are egg-shaped and measure up to 2.3 cm (1 in) long. [3]

Distribution and habitat

Hopea aequalis is endemic to Borneo. Its habitat is mixed dipterocarp forests, to elevations of 100 m (300 ft). [1]

Conservation

Hopea aequalis has been assessed as endangered on the IUCN Red List. It is threatened mainly by conversion of land for agriculture. It is also threatened by illegal logging for its timber. The species is found in some protected areas. [1]

Related Research Articles

Hopea altocollina is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet altocollina means "high hills", referring to the species' habitat.

Hopea centipeda is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet centipeda means "hundred feet", referring to the stilt roots.

Hopea depressinerva is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet depressinerva means "sunken nerve", referring to the leaf veins.

Hopea enicosanthoides is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet enicosanthoides refers to the leaves' resemblance to those of the genus Enicosanthum.

Hopea fluvialis is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet fluvialis means "of rivers", referring to species' habitat.

Hopea longirostrata is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet longirostrata means "long-beaked", referring to the shape of the fruit.

Hopea megacarpa is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet megacarpa means "big fruit".

Hopea micrantha is a tree in the family Dipterocarpaceae. The specific epithet micrantha means "small flower".

Hopea pentanervia is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet pentanervia means "five-nerved", referring to the species' five pairs of leaf veins.

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

Hopea sphaerocarpa is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet sphaerocarpa means "round fruit".

Hopea andersonii is a tree in the family Dipterocarpaceae, native to Borneo. It is named for J. A. R. Anderson, a forest officer on the island.

Hopea bullatifolia is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet bullatifolia means "blistered leaf".

Hopea obscurinerva is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet obscurinerva means "indistinct nerve", referring to the veins on the underside of the leaf.

Hopea rudiformis is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet rudiformis means "sword-shaped", referring to the leaf.

Hopea rugifolia is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet rugifolia means "wrinkled leaf", referring to the dried leaf.

Hopea tenuinervula is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet tenuinervula means "slender nerve", referring to the leaf veins.

Hopea treubii is a tree in the family Dipterocarpaceae, native to Borneo. It is named for the Dutch botanist Melchior Treub.

Hopea vacciniifolia is a tree in the family Dipterocarpaceae, native to Borneo. The specific epithet vacciniifolia refers to the leaves' similarity to those of the genus Vaccinium.

Hopea wyattsmithii is a tree in the family Dipterocarpaceae, native to Borneo. It is named for the botanist John Wyatt-Smith.

References

  1. 1 2 3 Randi, A.; Ling, C.Y.; Linsky, J.; Oldfield, S.; Pereira, J.T.; Tsen, S. (2019). "Hopea aequalis". IUCN Red List of Threatened Species . 2019: e.T31896A149069113. doi: 10.2305/IUCN.UK.2019-3.RLTS.T31896A149069113.en . Retrieved 15 November 2021.
  2. ↑ "Hopea aequalis". Plants of the World Online . Royal Botanic Gardens, Kew. Retrieved 31 August 2021.
  3. 1 2 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. p. 147. ISBN   983-2181-59-3.


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