Syzygium cumini (L.) Skeels

Java plum (en), Jamelonier (fr), Jamblon (fr)

Species

Angiosperms > Myrtales > Myrtaceae > Syzygium

Characteristics

Glabrous evergreen tree or large shrub, 6–25 m tall with spreading crown; outer bark pale yellow brown, white or grey, densely thinly flaky (described as rough or smooth); inner bark rough, thick and fibrous.. Leaves shiny, mostly very regularly oblong-elliptic but can be elliptic, oblanceolate-elliptic or ovate-lanceolate, 6–17(–20) cm long, 2.5–8.5 cm wide, acuminate to a rounded tip which is often down-curved, cuneate at the base; ± coriaceous; main lateral nerves numerous and close, ± 40; petiole 0.8–2 cm long.. Cymes terminal and axillary, or mostly lateral borne in the axils of fallen leaves on older stems, about 10 cm long; flowers drying pale orange-brown.. Calyx often drying orange-brown, obconic, 4–5 mm long, 3–4 mm wide, very obscurely 4(–5)-lobed, practically truncate, rim orange.. Petals white, elliptic, 4 mm long, 3 mm wide.. Stamens white, 4–6 mm long with very slender filaments.. Style 5–6 mm long.. Fruits dark purple-red, broadly ellipsoid, oblong or subglobose, often somewhat curved, 2.4–3.5(–5) cm long, 2 cm wide (2x1 cm dry), crowned by 2 mm diameter calyx-rim, 1-seeded (rarely 2–5-seeded or seedless in some varieties); pulp white, acid.
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Trees, 6-20 m tall. Branchlets grayish white when dry, terete. Petiole 1-2 cm; leaf blade broadly elliptic to narrowly elliptic, 6-12 × 3.5-7 cm, leathery, abaxially slightly pale when dry, adaxially brownish green to blackish brown and slightly glossy when dry, both surfaces with small glands, secondary veins numerous, 1-2 mm apart, and gradually extending into margin, intramarginal veins ca. 1 mm from margin, base broadly cuneate to rarely rounded, apex rounded to obtuse and with a short cusp. Inflorescences axillary on flowering branches or occasionally terminal, paniculate cymes, to 11 cm. Hypanthium obconic or long pyriform, ca. 4 mm or 7-8 mm. Calyx lobes inconspicuous, 0.3-0.7 mm. Petals 4, white or light purple, coherent, ovate and slightly rounded, ca. 2.5 mm. Stamens 3-4 mm. Style as long as stamens. Fruit red to black, ellipsoid to pot-shaped, 1-2 cm, 1-seeded; persistent calyx tube 1-1.5 mm. Fl. Feb-Mar or Apr-May, fr. Jun-Sep.
A medium sized evergreen tree. It grows 10-30 m tall. The stem is erect and branching. The leaves are opposite and smooth. They are shiny, leathery and somewhat oval shaped. The leaves are 4.5-16.5 cm long by 2-8 cm wide. The flowers are pink or nearly white and occur on compound flower arrangements below the leaves. The fruit is oval with dark purple flesh and is green but develops a nearly black skin when ripe. Fruit can be 2.5 cm long or more. The pulp is purplish-white and juicy. They are fleshy and have a large greenish seed. The fruit is edible.
Inflorescence a lateral, lax panicle, mostly borne in the axils of fallen leaves on older stems, very rarely also axillary or terminal.
Receptacle (including pseudopedicel) + calyx c. 0·5 cm. long; calyx + upper receptacle 0·2 cm. long; filaments 0·5–0·6 cm. long.
Leaf-lamina up to 13 x 5 cm., elliptic or oblanceolate-elliptic, apex subacuminate or shortly acuminate, base cuneate.
Fruit up to 2·4 x 2 cm., ellipsoid or subglobose.
Evergreen tree 6–15 m. tall.
Bark rough, dark.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination
Spread -
Mature width (meter) -
Mature height (meter) 12.0 - 19.15
Root system -
Rooting depth (meter) 0.9
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a tropical plant. It grows in the lowlands. They are common and widely distributed throughout the Philippines, India and Indonesia. The plant prefers a well composted soil which is moist and well drained. It needs a protected position and prefers part shade. It is drought and frost tender. In valleys in the Himalayas trees grow up to 1300 m above sea level. In the tropics they grow to 2000 m altitude. Trees can tolerate some flooding. It requires a good rainfall or adequate watering. It can grow on alkaline soils, saline soils and marshy lands. Once established trees can stand strong winds. It grows in Miombo woodland in Africa. It suits hardiness zones 11-12. In XTBG Yunnan.
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Most tropical and subtropical forest habitats in India, ranging from evergreen broadleaved to deciduous and coniferous, from wet to fairly dry areas, near the coast and even in swamps.
Light 5-7
Soil humidity 3-6
Soil texture 1-6
Soil acidity 3-6
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The ripe fruit are eaten raw. Rubbing it with salt is sometimes used for poorer fruit. Or they are soaked in salt water. Fruit are also used for vinegar (unripe fruit) and for wine (ripe fruit). They can be used for making jelly or jam. The young leaves are eaten.
Uses charcoal coffee substitute construction dye environmental use food fuel gene source invertebrate food material medicinal ornamental social use tea timber wood
Edible fruits leaves seeds
Therapeutic use Anthelmintics (bark), Anti-bacterial agents (bark), Antipyretics (bark), Appetite stimulants (bark), Astringents (bark), Diabetes mellitus (bark), Diarrhea (bark), Diuretics (bark), Dysentery (bark), Fever (bark), Flatulence (bark), Hypoglycemic agents (bark), Leukorrhea (bark), Mouth diseases (bark), Mouthwashes (bark), Skin diseases (bark), Stomach diseases (bark), Tooth diseases (bark), Urination disorders (bark), Anti-bacterial agents (fruit), Antifungal agents (fruit), Appetite stimulants (fruit), Asthma (fruit), Astringents (fruit), Colitis (fruit), Diabetes mellitus (fruit), Diarrhea (fruit), Diuretics (fruit), Dysentery (fruit), Flatulence (fruit), Hypoglycemic agents (fruit), Pharyngitis (fruit), Splenic diseases (fruit), Urethral discharge (fruit), Anti-bacterial agents (leaf), Appetite stimulants (leaf), Astringents (leaf), Diabetes mellitus (leaf), Diarrhea (leaf), Diuretics (leaf), Dysentery (leaf), Flatulence (leaf), Gingivitis (leaf), Hemorrhoids (leaf), Hemostatics (leaf), Hypoglycemic agents (leaf), Periodontal diseases (leaf), Stomatitis (leaf), Vomiting (leaf), Analgesics (seed), Anti-inflammatory agents (seed), Antipyretics (seed), Arthritis (seed), Diabetes mellitus (seed), Diarrhea (seed), Hypoglycemic agents (seed), Astringent (unspecified), Diabetes (unspecified), Diuretic (unspecified), Diarrhea (unspecified), Dysentery (unspecified), Cancer (unspecified), Colic (unspecified), Anemia (unspecified), Anti-bacterial agents (unspecified), Diarrhea, infantile (unspecified), Periodontal diseases (unspecified), Pharyngitis (unspecified), Splenomegaly (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

It is grown from fresh seed. Seeds normally germinate well within 2-3 weeks. Seed can only be stored for about a month. It can also be grown from tip cuttings. Trees can be cut back and will regrow or they can be heavily pruned into a hedge. It is best to select better quality fruit then grow them from cuttings or by air layering. For air layering, using growth substances is recommended. Budding can also be used. Seedlings vary in fruit quality. Almost seedless fruit can be selected. Seeds should be sown 4-5 cm deep and putting them in pots makes transplanting easiest. Some seeds produce several shoots or seedlings and the ones produced by cell tissue breed more true. Trees are planted 10 m apart. Budded trees are smaller and can be 8 m apart. Trees can be pruned to give one main stem and 4-5 main branches. Flowers are cross pollinated by honey bees so keeping bee hives in the orchard helps fruit sett.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) 20 - 32
Size -
Vigor -
Productivity -

Images

Leaf

Syzygium cumini leaf picture by Melany Urbina (cc-by-sa)
Syzygium cumini leaf picture by JP (cc-by-sa)
Syzygium cumini leaf picture by Tom (cc-by-sa)

Flower

Syzygium cumini flower picture by Dieter Albrecht (cc-by-sa)
Syzygium cumini flower picture by Life is Good (cc-by-sa)
Syzygium cumini flower picture by Bernard Morice (cc-by-sa)

Fruit

Syzygium cumini fruit picture by Sujan Kumar khatri (cc-by-sa)
Syzygium cumini fruit picture by Siva Kumar (cc-by-sa)
Syzygium cumini fruit picture by Siroli Matteo (cc-by-sa)

Distribution

Syzygium cumini world distribution map, present in Antigua and Barbuda, Australia, Bangladesh, Belize, Bolivia (Plurinational State of), Brazil, Bhutan, China, Cook Islands, Colombia, Cuba, Dominican Republic, Fiji, Guinea, Guadeloupe, Guam, Guyana, Honduras, Haiti, India, Jamaica, Cambodia, Lao People's Democratic Republic, Sri Lanka, Madagascar, Maldives, Myanmar, Mozambique, Martinique, Mauritius, Malaysia, Niue, Nepal, Pakistan, Panama, Philippines, Palau, Réunion, Singapore, Suriname, Thailand, Tonga, Trinidad and Tobago, Taiwan, Province of China, United States of America, Venezuela (Bolivarian Republic of), Viet Nam, Vanuatu, South Africa, Zambia, and Zimbabwe

Conservation status

Syzygium cumini threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:601603-1
WFO ID wfo-0000318521
COL ID 545XT
BDTFX ID -
INPN ID 447410
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Jambolifera coromandelica Myrtus corticosa Myrtus cumini Syzygium fruticosum Jambolifera chinensis Myrtus obovata Jambolifera pedunculata Syzygium jambolanum Syzygium brachiatum Syzygium pseudojambolana Calyptranthes cuminodora Caryophyllus corticosus Caryophyllus jambos Calyptranthes capitellata Calyptranthes caryophyllifolia Calyptranthes jambolifera Calyptranthes oneillii Eugenia jambolifera Eugenia odorata Eugenia tsoi Calyptranthes jambolana Eugenia brachiata Eugenia calyptrata Eugenia caryophyllifolia Eugenia obtusifolia Eugenia tenuis Eugenia djouat Eugenia fruticosa Syzygium caryophyllifolium Syzygium obtusifolium Syzygium tenue Eugenia jambolana Eugenia cumini Eugenia obovata Syzygium obovatum Syzygium cumini var. tsoi Syzygium cumini var. caryophyllifolium Syzygium cumini var. obtusifolium Syzygium jambolanum var. acuminata Syzygium jambolanum var. elliptica Syzygium jambolanum var. obovata Syzygium cumini var. caryophyllifolia Eugenia jambolana var. caryophyllifolia Eugenia jambolana var. obtusifolia Syzygium cumini var. cumini Syzygium jambolanum var. axillare Calyptranthes cumini Calyptranthes tenuis Syzygium cumini