Syzygium cumini (L.) Skeels - MYRTACEAE

Basionym : Myrtus cumini L.

Synonym : Eugenia cumini ( L. ) Druce
Eugenia jambolana Lam.

Common name : Java plum, black plum

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Botanical descriptions Habitat and ecology Distribution

Botanical descriptions :

Diagnostic characters : Opposite leaves with translucent dots without stipules.
Habit : Evergreen tree up to 35 m tall.
Trunk & bark : Bole straight, bark whitish green, smooth.
Branches and branchlets or twigs : Twigs terete, young ones angular, glabrous.
Exudates : Exudate absent.
Leaves : Leaves simple, opposite, ovate to elliptic, apex acute to acuminate, base acute or rarely rounded, with distinct simple marginal vein, margin entire, lamina with translucent dots.
Primary vein single, secondary veins oblique, tertiary veins indistinctly admedial.
Stipules absent.
Inflorescences or flowers : Flowers arranged in a many-flowered inflorescence, terminal or axillary, bisexual, pedicels up to 3 mm long.
Fruits : Fruit berry up to 1 cm long, fleshy.
Seeds : Seed 1.

Habitat and ecology :

Common in all type of forests, also cultivated.

Distribution :

India throught S.E. Asia and Malesia to Australia, Laos (Khammouan).

Remark/notes/uses :
The ripe fruits are edible and are sold in local markets also used against diarrhoea. A decoction of bark, wood, and leaves is used as an antidiabetic.

Specimens studied :
BT 69, BT 376 (Herbarium of Faculty of Sciences-NUoL, NHN-Leiden and CIRAD-Montpellier).

Literature :
Hoang Van Sam, Khamseng Nanthavong & P.J.A. Keßler. 2004. Trees of Laos and Vietnam. Blumea 49: 201--349.

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