Syzygium owariense Benth.

Species

Angiosperms > Myrtales > Myrtaceae > Syzygium

Characteristics

Tree (3–)9–30 m tall with straight bole and dense oblong bushy crown; bark grey, smooth or rough and flaky; young stems ± terete or subangular; stilt-roots or pneumatophores at least sometimes present.. Leaves ovate to ovate-lanceolate, at least some broadest below the middle and distinctly tapering from near the base, (4.5–)11–14 cm long, 2.4–6 cm wide, narrowly acuminate at the apex, rounded or truncate to broadly cuneate at the base, rather coriaceous; petiole (0.5–)1–1.4(–2.4) cm long, frequently twisted (fide Dawe).. Inflorescences terminal and axillary, together (3–)7–18 cm long.. Calyx and pseudopedicel together 4–6.5 mm long but calyx-tube is scarcely narrowed at base; calyx-lobes triangular, 0.2–0.4(–1) mm long, 1.5–1.6 mm wide.. Petals purplish green, 1.5–2 mm long; filaments white, (0.5–)0.8–1.2 cm long.. Style 5–7 mm long.. Fruit purple-black, urceolate, (0.9–)1.2–1.8 cm long, (4–)9 mm wide.
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A semi-deciduous tree. It grows up to 8-17 m tall. It has stilt roots. It has branches that point upwards into a bushy crown. The bark is grey and changes from smooth to rough with age. The leaves occur opposite one another along the branch. They are blue-green and thick and leathery. They are about 10 cm long and shiny. The leaf tapers to a long blunt point. The leaf stalk is pink-red and the midrib is pink-yellow on top but clear underneath. The leaf has a smell when crushed. The flowers are creamy white coloured and with many stamens. The flowers have a sweet smell. The flower clusters are up to 15 cm across. They occur on angular square stalks. The fruit is oblong and fleshy. It is about 1.5 cm long by 1 cm wide. The fruit is green at first but becomes purple to black when ripe. The fruit has one seed.
Leaf-lamina 11 x 3–13 x 6 cm., lanceolate, gradually tapered from near the base to a conspicuous, elongate, subcaudate acumen, base cuneate to subtruncate.
Receptacle (including pseudo-pedicel) + calyx 0·4–0·65 cm. long; calyx + upper receptacle 0·2–0·25 cm. long; filaments 0·4–1·1 cm. long.
Fruit c. 1·4 x 1 cm., purple-black, ellipsoid; persistent calyx 0·15 x 0·4 cm.
Medium-sized or tall evergreen tree up to 30 m. tall, but usually smaller.
Fruits dark purple when ripe, said to be edible.
Roots with abundant knee-shaped pneumatophores.
Bark grey, smooth, or rough and flaking.
Tree to 50 ft. high, or perhaps more
Calyx pale green with red margin
Young stems ± terete.
Bole straight.
Stamens white
Stilt roots
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 9.0 - 17.0
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Flower color
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Nitrogen fixer -
Photosynthetic pathway c3

Environment

Well-drained woodlands at low and medium elevations, as well as in swamp forests, on stream banks, in riverine thicket and woodlands at higher elevations up to 1,800 metres. It will also grow in semi-arid woodland, preferring stony ground and hills.
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It is a tropical plant. It grows in swamp forest often not far from the sea. It is most commonly along stream banks. It occurs in southern Africa and in west Africa. It grows at higher altitudes.
In freshwater swamp forest by creeks and rivers not far from the coast
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Hardiness (USDA) 9-12

Usage

Leaves and fruit contain the oil eugenol used for flavouring food. The ripe fruit are eaten raw. The seeds are discarded.
Uses dye food fuel gene source material medicinal oil wood
Edible fruits leaves seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

It can be grown from fresh seed. Seed only remains viable for one day. They can be put in pots then transplanted or planted directly in their final site. Seeds germinate well and within about 30 days. There are 400 seeds per kg.
Mode seedlings
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Distribution

Syzygium owariense world distribution map, present in Angola, Benin, Central African Republic, Côte d'Ivoire, Cameroon, Congo, Liberia, Mozambique, Malawi, Nigeria, Senegal, Sierra Leone, Tanzania, United Republic of, Uganda, Zambia, and Zimbabwe

Conservation status

Syzygium owariense threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:602032-1
WFO ID wfo-0000319132
COL ID 546J7
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Jambosa owariensis Syzygium owariense Eugenia owariensis Syzygium guineense var. palustre