Eucalyptus olida
Encyclopedia
Eucalyptus olida, also known as the Strawberry Gum, is a medium-sized tree to 20 m, restricted to sclerophyll
Sclerophyll
Sclerophyll is the term for a type of vegetation that has hard leaves and short internodes . The word comes from the Greek sclero and phyllon ....

 woodlands on the Northern Tablelands of New South Wales
New South Wales
New South Wales is a state of :Australia, located in the east of the country. It is bordered by Queensland, Victoria and South Australia to the north, south and west respectively. To the east, the state is bordered by the Tasman Sea, which forms part of the Pacific Ocean. New South Wales...

, in Eastern Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

. The bark is fibrous in mature trees. Flowers are cream coloured and are followed by small woody capsules. The juvenile leaves are ovate (7 cm long) and dull green. Adult leaves are lanceolate and glossy green (to 17 cm). The leaves are intensely aromatic and are used as a bushfood
Bushfood
Bushfood traditionally relates to any food native to Australia and used as sustenance by the original inhabitants, the Australian Aborigines, but it is a reference to any native fauna/flora that is used for culinary and/or medicinal purposes regardless of which continent or culture it originates...

 spice
Spice
A spice is a dried seed, fruit, root, bark, or vegetative substance used in nutritionally insignificant quantities as a food additive for flavor, color, or as a preservative that kills harmful bacteria or prevents their growth. It may be used to flavour a dish or to hide other flavours...

.

E.olida is classified as a threatened species
Threatened species
Threatened species are any speciesg animals, plants, fungi, etc.) which are vulnerable to endangerment in the near future.The World Conservation Union is the foremost authority on threatened species, and treats threatened species not as a single category, but as a group of three categories,...

 in the wild, but is becoming more common in cultivation due to its essential oil
Essential oil
An essential oil is a concentrated hydrophobic liquid containing volatile aroma compounds from plants. Essential oils are also known as volatile oils, ethereal oils or aetherolea, or simply as the "oil of" the plant from which they were extracted, such as oil of clove...

 and spice
Spice
A spice is a dried seed, fruit, root, bark, or vegetative substance used in nutritionally insignificant quantities as a food additive for flavor, color, or as a preservative that kills harmful bacteria or prevents their growth. It may be used to flavour a dish or to hide other flavours...

 qualities.

Uses

The leaf of E.olida is distilled for its crystal-like essential oils used in flavouring and perfumery.

The leaf has very high levels of methyl cinnamate
Methyl cinnamate
Methyl cinnamate is the methyl ester of cinnamic acid and is a white or transparent solid with a strong, aromatic odor. It is found naturally in a variety of plants, including in fruits, like strawberry, and some culinary spices, such as Sichuan pepper and some varieties of basil...

 (98%). The oil yield is high at 2-6% fresh weight. Methyl cinnamate is commercially used as a natural fruit flavour and perfumery component.

E. olida leaf is also used as a dried spice product in bushfood
Bushfood
Bushfood traditionally relates to any food native to Australia and used as sustenance by the original inhabitants, the Australian Aborigines, but it is a reference to any native fauna/flora that is used for culinary and/or medicinal purposes regardless of which continent or culture it originates...

 cooking, especially with fruit; and in herbal teas. It has high anti-oxidant activity. In the Australian native foods industry several trade names are used, including 'olida' and 'forestberry herb'.

Eucalyptus olida was initially wild harvested, but plantations now supply the current industry demand.

External links

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