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Useful Tropical Plants

Archidendron jiringa

(Jack) I.C.Nielsen

Fabaceae

+ Synonyms

Albizia jiringa (Jack) Kurz

Feuilleea jiringa (Jack) O.Kuntze

Inga jiringa Jack ex DC.

Inga kaeringa (Roxb.) Voigt

Mimosa jiringa Jack

Mimosa kaeringa Roxb.

Pithecellobium jiringa (Jack) Prain

Pithecellobium lobatum Benth.

Zygia jiringa (Jack) Kosterm.

Common Name: Jengkol

Archidendron jiringa
Seeds
Photograph by: Hariadhi
Creative Commons Attribution-Share Alike 3.0
Archidendron jiringa Archidendron jiringa Archidendron jiringa Archidendron jiringa Archidendron jiringa

General Information

Jengkol is an evergreen shrub or tree growing up to 20 metres tall. The straight bole can be unbranched for up to 10 metres, it is 60 - 90cm in diameter[
451
Title
Flora Malesiana Series 1
Publication
 
Author
Various
Website
http://www.archive.org
Publisher
Nationaal Herbarium Nederiand, Universiteit Leiden branch
Year
0
ISBN
 
Description
A massive treatment of the plants of the Malaysian Archipelago. Much of it has been made available to download from the Internet
].
The plant, and especially the seed, is a popular vegetable in southeast Asia. It is harvested from the wild, wild trees are often saved when the forest is cleared, and it is also cultivated around villages. The seed is often sold in local markets[
63
Title
Nuts.
Publication
 
Author
Howes. F. N.
Publisher
Faber
Year
1948
ISBN
-
Description
Rather old but still a masterpiece. Has sections on tropical and temperate plants with edible nuts plus a section on nut plants in Britain. Very readable.
]. The tree also supplies medicines, timber and a dye for local use.

Known Hazards

Djenkolic acid, an amino acid derivative, has been found in the seed. Ingestion of the seed can cause the formation of sharp needle-like crystals of djenkolic acid in the kidney or urinary tract. In severe cases, crystals of djenkolic acid have been found in urine. Indeed, people who are suffering from djenkolism show similar symptoms to those suffering from kidney or urinary stones, a condition for which it has been frequently mistaken[
306
Title
Under-Utilized Tropical Fruits of Thailand. RAP Publication 2001/26
Publication
 
Author
Suranant Subhadrabandhu
Publisher
F. A. O., The United Nations, Bangkok.
Year
2001
ISBN
 
Description
A detailed report on 35 fruit species that could have potential for increased production in Thailand.
].

Botanical References

451
Title
Flora Malesiana Series 1
Publication
 
Author
Various
Website
http://www.archive.org
Publisher
Nationaal Herbarium Nederiand, Universiteit Leiden branch
Year
0
ISBN
 
Description
A massive treatment of the plants of the Malaysian Archipelago. Much of it has been made available to download from the Internet

Range

E. Asia - Bangladesh. Myanmar, Thailand, Malaysia, Indonesia.

Habitat

Forests of humid and mountainous areas, as well as along river banks[
306
Title
Under-Utilized Tropical Fruits of Thailand. RAP Publication 2001/26
Publication
 
Author
Suranant Subhadrabandhu
Publisher
F. A. O., The United Nations, Bangkok.
Year
2001
ISBN
 
Description
A detailed report on 35 fruit species that could have potential for increased production in Thailand.
]. A sub-canopy tree in primary and secondary rain forest and in evergreen forest[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
,
451
Title
Flora Malesiana Series 1
Publication
 
Author
Various
Website
http://www.archive.org
Publisher
Nationaal Herbarium Nederiand, Universiteit Leiden branch
Year
0
ISBN
 
Description
A massive treatment of the plants of the Malaysian Archipelago. Much of it has been made available to download from the Internet
,
653
Title
Plants of Southeast Asia
Publication
 
Author
 
Website
http://www.asianplant.net/
Publisher
 
Year
0
ISBN
 
Description
Excellent site with brief information on the plant, its range, habitat and uses, plus phots of specimens, close-ops of flowers and leaves etc,
].

Properties

Edibility Rating *  *  *  *
Medicinal Rating *  *
Other Uses Rating *  *
HabitEvergreen Tree
Height20.00 m
PollinatorsMoths, Insects
Cultivation StatusCultivated, Semi-cultivated, Wild

Cultivation Details

A plant of the humid tropics, where it is found at elevations up to 1,600 metres. It grows best in areas where annual daytime temperatures are within the range 20 - 30°c, but can tolerate 12 - 40°c[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
]. It prefers a mean annual rainfall in the range 2,000 - 3,000mm, but tolerates 1,000 - 4,000mm[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
Grows well in full sun and in light shade[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
]. Prefers a well-drained soil[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
]. It is found growing on sandy soils, lateritic soils and reddish sandy clay on flat land and low undulating hills[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
]. Prefers a pH in the range 5.5 - 6.5, tolerating 4.5 - 7[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
Although most species in the family Fabaceae have a symbiotic relationship with bacteria on their roots that can fix atmospheric nitrogen, there is a report that this species does not have this relationship.

Edible Uses

Seed - raw or cooked[
301
Title
Cornucopia II
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications, California.
Year
1998
ISBN
0-9628087-2-5
Description
The second edition of an excellent guide to the edible uses of plants, though it does not give any details of cultivation etc.
]. The seed has a powerful odour that many people find objectionable[
63
Title
Nuts.
Publication
 
Author
Howes. F. N.
Publisher
Faber
Year
1948
ISBN
-
Description
Rather old but still a masterpiece. Has sections on tropical and temperate plants with edible nuts plus a section on nut plants in Britain. Very readable.
]. Young seeds are often eaten raw[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
]. Generally the young seeds are believed to have a better flavour than older ones, though some people prefer to eat germinating mature seeds[
306
Title
Under-Utilized Tropical Fruits of Thailand. RAP Publication 2001/26
Publication
 
Author
Suranant Subhadrabandhu
Publisher
F. A. O., The United Nations, Bangkok.
Year
2001
ISBN
 
Description
A detailed report on 35 fruit species that could have potential for increased production in Thailand.
]. The seedpod is 20 - 25cm long and 3 - 4cm wide, twisted in a wide spiral[
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
Mature seeds contain djenkolic acid and need careful preparation to neutralize it. Traditionally, they are boiled in three changes of water[
451
Title
Flora Malesiana Series 1
Publication
 
Author
Various
Website
http://www.archive.org
Publisher
Nationaal Herbarium Nederiand, Universiteit Leiden branch
Year
0
ISBN
 
Description
A massive treatment of the plants of the Malaysian Archipelago. Much of it has been made available to download from the Internet
]. Sometimes the seeds are boiled in a mixture of water, wood ash, bamboo leaves and pieces of steel or nails, discarding the cook water a number of times[
306
Title
Under-Utilized Tropical Fruits of Thailand. RAP Publication 2001/26
Publication
 
Author
Suranant Subhadrabandhu
Publisher
F. A. O., The United Nations, Bangkok.
Year
2001
ISBN
 
Description
A detailed report on 35 fruit species that could have potential for increased production in Thailand.
]. The resulting beans are said to be highly nutritious[
306
Title
Under-Utilized Tropical Fruits of Thailand. RAP Publication 2001/26
Publication
 
Author
Suranant Subhadrabandhu
Publisher
F. A. O., The United Nations, Bangkok.
Year
2001
ISBN
 
Description
A detailed report on 35 fruit species that could have potential for increased production in Thailand.
].
Other ways in which the seeds are prepared are:-
1). Boiled thoroughly till the offensive smell has disappeared, then consumed with salt and grated coconut[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].
2). Steeped for a couple of hours in salt water, before being fried in oil. This also removes most of the bad smell[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].
3). Made into a local delicacy, called emping. After cooking, the cotyledons are flattened by hammering them one by one into the shape of small cakes which are sun-dried, and fried in coconut oil and sprinkled with salt before consumption[
301
Title
Cornucopia II
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications, California.
Year
1998
ISBN
0-9628087-2-5
Description
The second edition of an excellent guide to the edible uses of plants, though it does not give any details of cultivation etc.
,
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].
4). Buried for 14 days until they germinate, then dug up and washed clean, whilst at the same time the sprouts are cut off and thrown away[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].
The latter way of preparation is said to minimize the danger of intoxication by jengkolic acid, crystals of which can cause kidney failure. It is recommended to drink much water when eating the seeds[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].
A starch is also extracted from the seed[
301
Title
Cornucopia II
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications, California.
Year
1998
ISBN
0-9628087-2-5
Description
The second edition of an excellent guide to the edible uses of plants, though it does not give any details of cultivation etc.
].

Young leaves - cooked[
46
Title
Dictionary of Economic Plants.
Publication
 
Author
Uphof. J. C. Th.
Publisher
Weinheim
Year
1959
ISBN
-
Description
An excellent and very comprehensive guide but it only gives very short descriptions of the uses without any details of how to utilize the plants. Not for the casual reader.
,
301
Title
Cornucopia II
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications, California.
Year
1998
ISBN
0-9628087-2-5
Description
The second edition of an excellent guide to the edible uses of plants, though it does not give any details of cultivation etc.
]. The very young wine-red shoots are consumed raw as a vegetable[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].

Flowers[
301
Title
Cornucopia II
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications, California.
Year
1998
ISBN
0-9628087-2-5
Description
The second edition of an excellent guide to the edible uses of plants, though it does not give any details of cultivation etc.
]. Eaten as a vegetable[
46
Title
Dictionary of Economic Plants.
Publication
 
Author
Uphof. J. C. Th.
Publisher
Weinheim
Year
1959
ISBN
-
Description
An excellent and very comprehensive guide but it only gives very short descriptions of the uses without any details of how to utilize the plants. Not for the casual reader.
].

Fruit[
301
Title
Cornucopia II
Publication
 
Author
Facciola. S.
Publisher
Kampong Publications, California.
Year
1998
ISBN
0-9628087-2-5
Description
The second edition of an excellent guide to the edible uses of plants, though it does not give any details of cultivation etc.
].

Medicinal

The seed is said to be good for relieving the symptoms of diabetes[
63
Title
Nuts.
Publication
 
Author
Howes. F. N.
Publisher
Faber
Year
1948
ISBN
-
Description
Rather old but still a masterpiece. Has sections on tropical and temperate plants with edible nuts plus a section on nut plants in Britain. Very readable.
,
306
Title
Under-Utilized Tropical Fruits of Thailand. RAP Publication 2001/26
Publication
 
Author
Suranant Subhadrabandhu
Publisher
F. A. O., The United Nations, Bangkok.
Year
2001
ISBN
 
Description
A detailed report on 35 fruit species that could have potential for increased production in Thailand.
].

The old leaves, burnt to ashes, are used against itching[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
,
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
]. The ashes of young leaves are used as wound powder for cuts (e.g. Circumcision)[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
]. They are also applied traditionally as a diuretic, but are poisonous when eaten in large amounts[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].

Other Uses

The pods have been used as a source of purple dye for silk[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
,
451
Title
Flora Malesiana Series 1
Publication
 
Author
Various
Website
http://www.archive.org
Publisher
Nationaal Herbarium Nederiand, Universiteit Leiden branch
Year
0
ISBN
 
Description
A massive treatment of the plants of the Malaysian Archipelago. Much of it has been made available to download from the Internet
].
The bark and leaves are used for dyeing matting black[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
,
451
Title
Flora Malesiana Series 1
Publication
 
Author
Various
Website
http://www.archive.org
Publisher
Nationaal Herbarium Nederiand, Universiteit Leiden branch
Year
0
ISBN
 
Description
A massive treatment of the plants of the Malaysian Archipelago. Much of it has been made available to download from the Internet
]. To obtain this colour the mat is boiled with extract from the bark and then immersed in mud[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
].
A reddish dye is obtained from the seeds[
317
Title
Mansfeld's Database of Agricultural and Horticultural Plants
Publication
 
Author
 
Website
http://mansfeld.ipk-gatersleben.de/pls/htmldb_pgrc/f?p=185:3:4292127278597336
Publisher
 
Year
0
ISBN
 
Description
Terse details of a huge range of useful plants.
].

The pods are used as a shampoo[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
]. The pulverised seeds are used, they are rich in saponins[
317
Title
Mansfeld's Database of Agricultural and Horticultural Plants
Publication
 
Author
 
Website
http://mansfeld.ipk-gatersleben.de/pls/htmldb_pgrc/f?p=185:3:4292127278597336
Publisher
 
Year
0
ISBN
 
Description
Terse details of a huge range of useful plants.
].

The bark, leaves and seeds have insecticidal properties[
317
Title
Mansfeld's Database of Agricultural and Horticultural Plants
Publication
 
Author
 
Website
http://mansfeld.ipk-gatersleben.de/pls/htmldb_pgrc/f?p=185:3:4292127278597336
Publisher
 
Year
0
ISBN
 
Description
Terse details of a huge range of useful plants.
].

The heartwood is white, the sapwood white or pinkish-white. The wood has a strong smell of garlic when fresh, it is soft, easy to saw and to work with[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
,
451
Title
Flora Malesiana Series 1
Publication
 
Author
Various
Website
http://www.archive.org
Publisher
Nationaal Herbarium Nederiand, Universiteit Leiden branch
Year
0
ISBN
 
Description
A massive treatment of the plants of the Malaysian Archipelago. Much of it has been made available to download from the Internet
]. It is considered to be only suitable for cabinet work, interior joinery[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
,
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].
The wood is used for fuel[
303
Title
World Agroforesty Centre
Publication
 
Author
 
Website
http://www.worldagroforestry.org/
Publisher
 
Year
0
ISBN
 
Description
An excellent online database of a huge range of trees giving very good information on each plant - its uses, ecology, identity, propagation, pests etc.
,
418
Title
Ecocrop
Publication
 
Author
 
Website
http://ecocrop.fao.org/ecocrop/srv/en/home
Publisher
 
Year
0
ISBN
 
Description
Basic information on a wide range of useful plants, plus details of environmental needs where available.
].

Propagation

Seed -

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