Eucalyptus bosistoana, the Coast Grey Box is a eucalyptus

Eucalyptus

Eucalyptus is a diverse genus of flowering trees in the myrtle family, Myrtaceae. Members of the genus dominate the tree flora of Australia...

 of south 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...

. It is the largest of the box group of eucalyptus

Eucalyptus

Eucalyptus is a diverse genus of flowering trees in the myrtle family, Myrtaceae. Members of the genus dominate the tree flora of Australia...

 trees, growing up to 60 metres tall, and a stem diameter of at least 1.5 metres. Though it is mostly seen from 25 to 40 metres tall. The specific epithet honours Joseph Bosisto, a manufacturer of 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...

s.

Habitat

It occurs in 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...

 and Victoria

Victoria (Australia)

Victoria is the second most populous state in Australia. Geographically the smallest mainland state, Victoria is bordered by New South Wales, South Australia, and Tasmania on Boundary Islet to the north, west and south respectively....

 from as far north as the Wolgan Valley

Wolgan Valley

The Wolgan Valley is a largely undeveloped valley located in the Australian state of New South Wales. It is centred on the Wolgan River and is located approximately 150 kilometres west of Sydney.-Description and history:...

, west of Sydney

Sydney

Sydney is the most populous city in Australia and the state capital of New South Wales. Sydney is located on Australia's south-east coast of the Tasman Sea. As of June 2010, the greater metropolitan area had an approximate population of 4.6 million people...

, to as far south as eastern Gippsland

Gippsland

Gippsland is a large rural region in Victoria, Australia. It begins immediately east of the suburbs of Melbourne and stretches to the New South Wales border, lying between the Great Dividing Range to the north and Bass Strait to the south...

. The habitat is near streams in lowland areas on better quality soils, particularly over limestone

Limestone

Limestone is a sedimentary rock composed largely of the minerals calcite and aragonite, which are different crystal forms of calcium carbonate . Many limestones are composed from skeletal fragments of marine organisms such as coral or foraminifera....

. Though it may also appear on the tablelands up to 500 metres above sea level, near Goulburn and Bungonia. The climate is warm humid or cooler with the mean maximum temperature in the summer months of 24 to 29 degrees Celsius. And in winter the mean minimum is around 1 to 6 degrees. Five to forty frosts may occur per year. The mean average rainfall is evenly distributed throughout the year, ranging from 700 to 1200 mm.

Associate Species

Seen growing with Eucalyptus cypellocarpa

Eucalyptus cypellocarpa

Mountain Grey Gum also known as the Mountain Gum, Monkey Gum or Spotted Mountain Grey Gum, is a straight, smooth barked forest tree. Often seen around 20 to 40 metres tall...

, Eucalyptus longifolia

Eucalyptus longifolia

Eucalyptus longifolia, known by the common name woollybutt, is a tree of the myrtle family myrtaceae native to eastern Australia. It has thick, fibrous bark usually colored light gray and white, and long narrow grey-green leaves. The drooping flowerheads in groups of three are a distinguishing...

, Eucalyptus paniculata

Eucalyptus paniculata

Eucalyptus paniculata is a common eucalyptus tree of eastern New South Wales, Australia. A dark trunked forest tree with grey furrowed bark. When in flower, the nectar is attractive to birds and insects, and is used in honey production.- Habitat :The natural range of distribution is high rainfall...

, Eucalyptus sideroxylon

Eucalyptus sideroxylon

Eucalyptus sideroxylon, or Mugga, Red Ironbark or Mugga Ironbark, is a small to medium-sized or occasionally tall tree. The bark is persistent on the trunk and large branches, hard and deeply furrowed, dark grey to black, with upper limbs smooth and whitish.Adult leaves are stalked, lanceolate to...

, Corymbia maculata

Corymbia maculata

Corymbia maculata , commonly known as Spotted Gum, is an endemic Australian tree.-Description:Spotted Gum is a medium to tall tree with a straight trunk, growing up to 70 metres in height. However, there is an old reference to a 91 metre tall tree...

, Eucalyptus angophoroides

Eucalyptus angophoroides

Eucalyptus angophoroides, known as the Apple-topped Box is a common eucalyptus tree of the coastal areas of southern New South Wales and Victoria.Occurring on moist fertile soils from near Goulburn on the tablelands and Batemans Bay on the coast...

, Eucalyptus elata

Eucalyptus elata

Eucalyptus elata, River peppermint, River white gum, is a medium to tall tree with rough bark on the lower trunk, compact with narrow longitudinal fissures, dark grey, shedding above in long ribbons, often remaining in the crown, to leave a smooth, grey, cream or whitish surface.Adult leaves are...

, Eucalyptus muelleriana

Eucalyptus muelleriana

Eucalyptus muelleriana, commonly known as Yellow Stringybark, is a species of Eucalyptus which is native to New South Wales and Victoria in Australia. It is a tall tree, growing up to 40 metres in height.-References:*...

, Eucalyptus globoidea

Eucalyptus globoidea

Eucalyptus globoidea, known by the common name White Stringybark, is a tree native to eastern Australia. It has thick, fibrous bark usually colored light gray over reddish brown. It is also known for its distinctive glossy green leaves in its adult life...

 and other trees such as Casuarina cunninghamiana

Casuarina cunninghamiana

Casuarina cunninghamiana is a she-oak species of the genus Casuarina. The native range extends from Daly River in the Northern Territory, north and east in Queensland and eastern New South Wales.-Description:...

.

Description

Rough, somewhat flaky, light grey bark on the lower parts of the trunk. Upper branches are smooth and grey, shedding bark in ribbons. Juvenile leaves are roundish, veiny and a dull green.

Adult leaves are lanceolate or narrow lanceolate; 10 to 20 cm long, 0.7 to 1.8 cm wide. The same dullish or semi-glossy green above and below the leaves. Flowering occurs between November and February. The gumnuts are around 0.7 cm long. In a cup shape, ovoid or hemispherical shape with five or six valves.

Uses

A significant timber species, resistant to termites though susceptible to lyctus

Lyctus brunneus

Lyctus brunneus is a species of beetle in the family Bostrichidae , with a worldwide distribution, being present in tropical Africa, Oceania, the Palearctic , the Nearctic, the Neotropics, North Africa and East Asia. It is absent from the Near East...

borers. The interlocked grain timber is highly regarded for heavy engineering. Other uses include construction, piles, poles and sleepers. A durable timber of considerable weight, being 1100 kilograms per cubic metre.