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Genus Acmena Family Myrtaceae

Description: Shrubs or trees.

Leaves opposite, venation usually evident, petiolate.

Inflorescences terminal, panicles. Flowers usually 4- or 5-merous. Calyx lobes small. Petals ± circular, sometimes irregular in shape. Stamens short; anthers reniform, lobes divergent. Ovary ± inferior, 2-locular; ovules pendent from a placenta at the top of the axis; style usually shorter than the stamens, stigma small.

Fruit a firm berry, usually globose to depressed-globose, crowned by the circular remains of the rim of the hypanthium; seed solitary, testa apparently absent, cotyledons fused with a dark intercotyledonary inclusion connected to the apex of the fruit.


Photo © ANBG

Distribution and occurrence: World: 15 species, Australia and Malesia. Australia: 7 species (6 species endemic), Qld, N.S.W., Vic., N.T.

A number of species are often cultivated as ornamental trees.

Text by Peter G. Wilson
Taxon concept:

 Key to the species 
1Fruit more than 20 mm diam., dark pink to redAcmena ingens
Fruit less than 20 mm diam., white to purple2
2Main lateral veins at an angle of 40–50° to the midvein; leaves only faintly aromatic when crushed; fruit always white or cream, fruiting pedicels thickenedAcmena hemilampra
Main lateral veins at an angle of 65–80° to the midvein; leaves pleasantly aromatic when crushed; fruit white, frequently flushed with purple, fruiting pedicels not noticeably thickened
                       Back to 1
Acmena smithii

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