''Dacryodes patentinervia'' is a tree in the family

Burseraceae The Burseraceae are a moderate-sized family of 17-19 genera and about 540 species of flowering plants. The actual numbers differ according to the time period in which a given source is written describing this family. The Burseraceae are also know ...

. It is endemic to

Borneo Borneo (; id, Kalimantan) is the third-largest island in the world and the largest in Asia. At the geographic centre of Maritime Southeast Asia, in relation to major Indonesian islands, it is located north of Java, west of Sulawesi, and eas ...

, whereby it is known locally as ''sabal'', ''sibut'' or ''seladah''.

Names

The species was mistakenly identified as '' Dacryodes expansa''. It was also formerly classified as a subspecies of ''

Dacryodes macrocarpa ''Dacryodes macrocarpa'' is a tree in the family Burseraceae. The specific epithet ' is from the Greek meaning "large fruit". Description ''Dacryodes macrocarpa'' grows as a medium-sized to tall tree. The bark is reddish brown and cracked. The ...

''. It is known as ''sabal'' in

Brunei Brunei ( , ), formally Brunei Darussalam ( ms, Negara Brunei Darussalam, Jawi alphabet, Jawi: , ), is a country located on the north coast of the island of Borneo in Southeast Asia. Apart from its South China Sea coast, it is completely sur ...

and by the Iban people, ''sibut'' by the Tutong and Dusun people in Brunei, and ''seladah'' in

Sarawak Sarawak (; ) is a States and federal territories of Malaysia, state of Malaysia. The largest among the 13 states, with an area almost equal to that of Peninsular Malaysia, Sarawak is located in northwest Borneo Island, and is bordered by the M ...

Description

''Dacryodes patentinervia'' grows to tall and in diameter. The buttresses are narrow and the bark is thin, flaky and pale yellow-brown in colour. The male flower is

trimerous Merosity (from the greek "méros," which means "having parts") refers to the number of component parts in a distinct whorl of a plant structure. The term is most commonly used in the context of a flower where it refers to the number of sepals in a ...

. The fruit is

ellipsoid An ellipsoid is a surface that may be obtained from a sphere by deforming it by means of directional scalings, or more generally, of an affine transformation. An ellipsoid is a quadric surface; that is, a surface that may be defined as the ...

, grows up to , and is apple red in colour.

Distribution and habitat

''Dacryodes patentinervia'' is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

to northwest

, from the Rejang valley in

to as far as Bukit Hampuan in

Sabah Sabah () is a States and federal territories of Malaysia, state of Malaysia located in northern Borneo, in the region of East Malaysia. Sabah borders the Malaysian state of Sarawak to the southwest and the North Kalimantan province of Indone ...

. It grows most abundantly in mixed dipterocarp forest. It can be found from sea level up to elevation.

Uses

The fruit is used as a laxative.

References

Footnotes

Bibliography

* patentinervia Endemic flora of Borneo Trees of Borneo Flora of the Borneo lowland rain forests Flora of the Borneo montane rain forests {{Sapindales-stub