Common Name:

General Information

Dimocarpus longan malesianus is sometimes a shrub, but more commonly an evergreen tree, usually growing up to 30 metres tall, exceptionally to 40 metres[]. The bole is usually up to 30cm in diameter, occasionally to 80cm, with buttresses up to 2 metres tall[].
This is a form of the much better known longan. Whilst the longan does not fruit well at low elevations in the tropics, this subspecies is much better adapted to the lowland tropics. The plant is sometimes cultivated as a fruit crop[].

Known Hazards

None known

Botanical References

Range

Southeast Asia - Myanmar, Thailand, Cambodia, Laos, Vietnam, Malaysia, Indonesia, Philippines.

Habitat

Primary, more rarely secondary forests, often on slopes, on ridges, along river banks etc. On a variety of soils: basic, acid, sandy, clayey, usually dry, sometimes marshy; at elevations from near sea level to 200 metres, occasionally to 600 metres[].

Properties

Edibility Rating
Other Uses Rating
Habit	Evergreen Tree
Height	25.00 m
Cultivation Status	Cultivated, Wild

Cultivation Details

A plant of the lowland tropics, where it is found at elevations up to 200 metres. It grows best in areas where annual daytime temperatures are within the range 25 - 30°c, but can tolerate 18 - 38°c[]. It prefers a mean annual rainfall in the range 3,000 - 4,000mm, but tolerates 2,500 - 4,500mm[].
Succeeds in full sun and in light shade[]. Succeeds in a wide range of well-drained soils of at least moderate fertility[]. Prefers a pH in the range 5 - 6, tolerating 4.5 - 6.5[].

Edible Uses

Fruit - raw[]. The globose fruit is 15 - 30mm in diameter[].

Medicinal

None known

Other Uses

The heartwood is reddish brown, not clearly demarcated from the lighter-coloured sapwood. The wood is strong, tough, very hard, difficult to split, highly durable, easily but slowly drying with little or no degradation. It is used for construction, shuttle pipes, bearings, textile weaving stands and rifle butts[].

Propagation

Seed -

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