Skip to main content

Java plum (Syzygium cumini)

Duwet or jamblang or Java plum (Syzygium cumini) is a species in Myrtaceae, a small or medium sized tree, sturdy, leaves grow all year round, woody stem, 10-30 meters in diameter, white, crooked, up to 20 meters high, reverberant up to 90 cm, low branched and titled round or irregular.

S. cumini has thick leaves, seated opposite and stalks 1-3.5 cm long. Strands oval to oval, 5-25 cm long, 2-10 cm wide. Wide base to round, blunt to tapered end and flat edge. Dark green color, shiny on the upper side, slightly smells of turpentine when crushed and young leaves are bright red.

Dlium Java plum (Syzygium cumini)


Inflorescences in panicles, appear on the branches, tenuous, have 1-3 branches. Small flowers, sitting tightly, 3-8 buds at each end of the stalk and fragrant. Calyx broad bell-shaped, 4-6 mm high, yellow to purplish. Crown is round and loose, 3 mm, white-gray to bright red and falls easily. Stamens 4-7 mm and pistils 6-7 mm.

The fruit is oval to ovoid in shape, often bent and 1-5 cm long. The skin is thin, smooth, shiny, dark red to blackish purple and sometimes white. Often in large herds.





Flesh is white or yellow-gray to red-purple, odorless, lots of fruit juice, sour to sweet-sour astringent taste. Seeds are oval and 3.5 cm long.

Jamblang grows at an elevation of 500-1800 meters. Rainfall is more than 1000 mm/year with a pronounced dry season. Duwet grows in floodplains and is drought tolerant, various types of infertile soils, wetlands, loams, calcareous soils and sandy soils.

The fruit is eaten fresh or mixed with a little salt and sometimes added sugar, then shaken in a closed container until soft. This fruit can reduce stains on the teeth. Rich in vitamins A and C.

Strong wood, waterproof and insect attack. The bark produces tannins and is used to dye nets. Small chips are used to inhibit the acidity of the wine. The leaves are used as animal feed.

Seeds to treat strikhnina and spleen treatment. Seeds, leaves and bark to reduce diabetes and prevent cataracts. Many contain essential oils, jambosine, organic acids, triterpenoids, resins containing ellagic acid and tannins.

Bark, leaves, fruit and seeds are used as a medicine for diabetes and diarrhea. Reducing heart and liver damage in cancer patients receiving doxorubicin chemotherapy, reducing the incidence of stomach cancer by up to 80% and treating epilepsy.

Kingdom: Plantae
Phylum: Tracheophyta
Subphylum: Angiospermae
Class: Magnoliopsida
Order: Myrtales
Family: Myrtaceae
Subfamily: Myrtoideae
Tribe: Syzygieae
Genus: Syzygium
Species: Syzygium cumini

Popular Posts

Pink jewel dragonfly (Heliocypha fenestrata)

Pink jewel dragonfly ( Heliocypha fenestrata ) is an animal species in Chlorocyphidae, a dragonfly 40-45mm long, slender, predominantly black with bright pink and blue, flies swiftly, large eyes, very long wings, lives near fresh flowing water and waterways. H. fenestrata has a black body with an upper back decorated with three plots of squares in pink and a similar plot on the nape of the top. The sides to the bottom are decorated with plots in light blue. A pair of large, round and black eyes. The tail is long and segmented, cylindrical, predominantly black with several plots of light blue color at the base of the sides, the tip ends with two small tails and curves inward. The legs are jointed and are all black. The wings have a span of up to 80 mm, contain many pulse lines, elliptical tips, are dark and transparent, when exposed to sunlight they give off pink or green or blue or white reflections. Pink jewel dragonfly lives near freshwater ecosystems that flow and low light inten...

Screw tree (Helicteres isora)

Screw tree ( Helicteres isora ) is a species of plant in the Malvaceae family. It is a shrub or small tree, up to 8 meters tall. It has gray bark and alternate leaves, up to 22 cm long and 17 cm wide, oval in shape, with serrated edges and hairs. The flowers are red or white and reach a total length of 5.5 cm. The fruit is green when unripe, brown or gray when dry, twisted, spiral-shaped, and pointed at the tip. The seeds are black or brown, shiny, and diagonal, triangular, or rectangular. TAXON Kingdom: Plantae Phylum: Tracheophyta Subphylum: Angiospermae Class: Magnoliopsida Order: Malvales Family: Malvaceae Subfamily: Helicteroideae Tribe: Helictereae Genus: Helicteres Pluk. ex L. in Sp. Pl.: 963 (1753) Species: Helicteres isora L. in Sp. Pl.: 963 (1753) HETEROTYPIC SYNONYMS Helicteres baruensis var. ovata DC. in Prodr. 1: 476 (1824) Helicteres chrysocalyx Miq. ex Mast. in J.D.Hooker, Fl. Brit. India 1: 365 (1874) Helicteres corylifolia Buch.-Ham. ex Dillwyn in Rev. Hortus Malab....

Glombang (Lentinus squarrosulus)

Glombang ( Lentinus squarrosulus ) is a species of fungi in Polyporaceae, umbrella-shaped, strong pole, round, chewy and fleshy stamp, white with gray spots forming rings, scaly, growing on wood in tropical regions, fast growth of mycelia used for food and nutraceuticals. L. squarrosulus has a 1.5-10 cm long cap, the surface is convex inward until compressed with a slightly bumpy, jagged margin, initially white to brown at maturity. The bottom surface of the cap has gills, crowded, narrow, white to yellow with rough edges. Stems 20-60x4-10 mm, running to the center, pointing downward, upright or crooked, hairy to scaly, partially creamy veils leaving a ring or light zone towards the top of the stem which may disappear in age or the veil may remain intact and cover the gills. Pileus is thin, tough, fibrous and white. Spores are cylindrical, smooth, nonamiloid, 6-9,52.5x-3.5 μm and white in color. It grows singly but is more common in groups on fallen tree trunks, especially coconut...