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Syzygium tetragonum Wall. ex Wight

Species

Angiosperms > Myrtales > Myrtaceae > Syzygium

Characteristics

Trees, to 20 m tall, d.b.h. to 15 cm. Branchlets stout, 4-angled, ridges conspicuous. Petiole 1-1.6 cm, stout; leaf blade leathery, elliptic to obovate, 12-18 × 6-8 cm, abaxially slightly pale when dry, adaxially dark brown and not glossy when dry, secondary veins 9-13 on each side of midvein and 7-10 mm apart, reticulate veins conspicuous, intramarginal veins 2-3 mm from margin, base broadly cuneate to rounded, apex rounded to obtuse and with a ca. 1 cm cusp. Inflorescences lateral on leafless branches, paniculate cymes, 3-5 cm. Flower buds 6-7 mm. Hypanthium short, obconic. Calyx lobes obtuse and short. Petals coherent, white. Stamens ca. 3 mm. Fruit tinged yellow, globose, ca. 1 cm in diam. Fl. (Feb-)Jul-Aug(-Nov), fr. Nov-Jan.
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A tree. It grows 20 m tall. The small branches are four angled. The leaves do not have stalks. The leaves are leathery. They are oval and 12-18 cm long by 6-8 cm wide. They have a vein around the edge. The flowers are on the side of leaflet branches. The flowers are in groups 3-5 cm long. The petals are white. The fruit are yellow and round. They are 1 cm across.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 20.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It grows in subtropical broadleaved evergreen forest. It grows at 1550 m altitude in Yunnan in China. In Sikkim it grows between 1,200-1,800 m above sea level.
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Evergreen forests, streamsides, scattered along forest edges and on open hillsides; at elevations from 800-1,800 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

The fruit are eaten raw.
Uses charcoal fuel material medicinal wood
Edible fruits
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Syzygium tetragonum habit picture by Dieter Albrecht (cc-by-sa)

Leaf

Syzygium tetragonum leaf picture by Dieter Albrecht (cc-by-sa)

Distribution

Syzygium tetragonum world distribution map, present in Bangladesh, Bhutan, China, Indonesia, India, Myanmar, Nepal, and Thailand

Identifiers

LSID urn:lsid:ipni.org:names:602319-1
WFO ID wfo-0000319536
COL ID 546WX
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Syzygium nienkui Eugenia tetragona Eugenia subviridis Syzygium tetragonum
WorldFloraDB 2024