Syzygium australe (j.C.Wendl. ex Link) B.hyland

Species

Angiosperms > Myrtales > Myrtaceae > Syzygium

Characteristics

Large shrub or small tree to c. 10 m high; bark smooth, light grey; pneumatophores 0. Branchlets ± pendent, angular. Lvs aromatic when crushed; petiole < 10 mm long. Lamina mostly 4-10-(13) × 1-3.5-(4) cm, sometimes smaller near base of branchlets and below infl., often narrowly elliptic, sometimes elliptic or obovate, glossy, slightly undulate; veins numerous, conspicuous and parallel; base attenuate or narrowly cuneate; apex mostly cuspidate to acuminate, but sharply acute in obovate lvs. Cymes with 3-25 fls, terminal or in the upper axils of short leafy branchlets, to c. 15 cm diam.; peduncles to c. 4 cm long; pedicels shorter, slender, angular. Hypanthium 4-6 mm long at anthesis, obconic, generally dark red at least on exposed side; pseudopedicel hardly evident; calyx lobes 2-4 mm long, broadly triangular-ovate, sometimes dark red, persistent on fr. Petals c. 4 mm diam., free, suborbicular, white, caducous. Stamens to c. 13 mm long, white. Style ± = longest stamens. Fr. 1-2-(2.5) × 0.7-1.5-(2) cm, oblong to obovoid, crimson to crimson-purple, ± glossy. Seed 1 or few, large; cotyledons green.
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A tree up to 10 m tall and a spread of 5 m. In warm rainforest areas it can grow to 30 m tall. It has a dense crown of leaves. The stem is erect and stout with spreading branches. The leaves are rounded and 9 cm long by 3 cm wide. They are shiny green on the upper surface and paler underneath. New growth is bronze/red. The flowers are small, fluffy and white or cream. They are produced in small clusters in the angles of the upper leaves. The fruit can be rounded or oval. They are pink to dark red in colour and 2 cm across. The fruit are edible. They contain 1 seed.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 6.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

A tropical plant. It grows in coastal regions and rainforest areas in north and eastern Australia. They will grow on a variety of soils. They need to be well drained. It does best if soils are humus rich. They can be grown in temperate regions and can withstand moderate frost. It is damaged by drought. It can grow in slight shade or full sun. In the Cairns Botanical Gardens. Adelaide Botanical Gardens. It suits hardiness zones 9-12. Arboretum Tasmania.
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Grows in all types of warmer rainforest, often along streams, usually in coastal districts.
Along the coast and adjacent plateaux.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 8-12

Usage

The fruit are eaten raw. It can be cooked. They can be used for jelly, syrups, preserves, or baked in pies and tarts. They are also used for drinks. The seeds can be roasted and eaten.
Uses environmental use material timber wood
Edible fruits seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

They are grown from seed. Seed are sown in autumn. Seed often germinate slowly and irregularly. Plants can also be grown from cuttings. Often a large number of the fruit are seedless.
Mode cuttings seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Syzygium australe leaf picture by Catherine Baldwin (cc-by-sa)

Fruit

Syzygium australe fruit picture by Catherine Baldwin (cc-by-sa)
Syzygium australe fruit picture by Catherine Baldwin (cc-by-sa)

Distribution

Syzygium australe world distribution map, present in Australia, Guatemala, and New Zealand

Identifiers

LSID urn:lsid:ipni.org:names:913371-1
WFO ID wfo-0000318281
COL ID 545Q5
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Jambosa australis Jambosa myrtifolia Jambosa thozetiana Eugenia simmondsiae Eugenia myrtifolia Syzygium australe Myrtus australis Eugenia australis