Ironbark is a common name of a number of species in three taxonomic groups within the

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

Eucalyptus ''Eucalyptus'' () is a genus of over seven hundred species of flowering trees, shrubs or mallees in the myrtle family, Myrtaceae. Along with several other genera in the tribe Eucalypteae, including '' Corymbia'', they are commonly known as e ...

'' that have dark, deeply furrowed bark. Instead of being shed annually as in many of the other species of ''Eucalyptus'', the dead bark accumulates on the trees, forming the fissures. It becomes rough after drying out and becomes impregnated with

kino Kino may refer to: Arts, entertainment and media Broadcasters * KINO, a radio station in Arizona, U.S. * Kino FM (98.0 FM – Moscow), a Russian music radio station * KinoTV, now Ruutu+ Leffat ja Sarjat, a Finnish TV channel Fictional entiti ...

(red gum), a dark red tree sap exuded by the tree. The tree is so named for the apparent resemblance of its bark to iron slag. The bark is resistant to fire and heat and protects the living tissue within the trunk and branches from fire. In cases of extreme fire, where leaves and shoots are removed, the protective bark aids in protecting epicormic

bud In botany, a bud is an undeveloped or embryonic shoot and normally occurs in the axil of a leaf or at the tip of a stem. Once formed, a bud may remain for some time in a dormant condition, or it may form a shoot immediately. Buds may be spec ...

s which allow the tree to reshoot. Being a very dense, hard wood, a length of ironbark is often used as a bug shoe on the bottom of a ship's

skeg A skeg (or skegg or skag) is a sternward extension of the keel of boats and ships which have a rudder mounted on the centre line. The term also applies to the lowest point on an outboard motor or the outdrive of an inboard/outboard."A small fin f ...

to protect it from

shipworm The shipworms are marine bivalve molluscs in the family Teredinidae: a group of saltwater clams with long, soft, naked bodies. They are notorious for boring into (and commonly eventually destroying) wood that is immersed in sea water, including ...

s. Ironbark was widely used in the piles of 19th and early 20th century bridges and wharves in New Zealand.

Examples of ironbark species

* '' Eucalyptus ancophila'' L.A.S.Johnston & K.D.Hill * '' Eucalyptus atrata'' L.A.S.Johnston & K.D.Hill Herberton ironbark, blue-leaved ironbark * '' Eucalyptus beaniana'' L.A.S.Johnson & K.D.Hill Bean's ironbark * ''

Eucalyptus caleyi ''Eucalyptus caleyi'', commonly known as Caley's ironbark or Ovenden's ironbark is a species of small to medium-sized tree, endemic to eastern Australia. It has brown or black "ironbark" on the trunk and main branches, dull bluish grey lance-shap ...

'' Maiden Caley's ironbark, drooping ironbark * '' Eucalyptus corynodes'' A.R. Bean & Brooker * ''

Eucalyptus crebra ''Eucalyptus crebra'', commonly known as the narrow-leaved ironbark, narrow-leaved red ironbark or simply ironbark, and as muggago in the indigenous Dharawal language, is a species of small to medium-sized tree endemic to eastern Australia. It ha ...

F.Muell. Baron Sir Ferdinand Jacob Heinrich von Mueller, (german: Müller; 30 June 1825 – 10 October 1896) was a German-Australian physician, geographer, and most notably, a botanist. He was appointed government botanist for the then colony of Vic ...

narrow-leaved ironbark or narrow-leaved red ironbark * ''

Eucalyptus cullenii ''Eucalyptus cullenii'', commonly known as Cullen's ironbark, is a species of small to medium-sized tree that is endemic to Queensland. It has thick, rough, deeply furrowed "ironbark", lance-shaped adult leaves, green to yellow flower buds in gro ...

'' Cambage Cullen's ironbark * ''

Eucalyptus decolor ''Eucalyptus decolor'' is a species of small to medium-sized tree that is endemic to Queensland. It has rough, hard, fissured "ironbark", lance-shaped to curved adult leaves that are distinctly paler on the lower surface, flower buds in groups of ...

'' A.R.Bean & Brooker * ''

Eucalyptus decorticans ''Eucalyptus decorticans'', commonly known as the gum-top ironbark, is a species of tree that is endemic to Queensland. It has rough, dark grey or black "ironbark" on the trunk and larger branches, smooth white bark on the thinner branches, lance ...

'' ( F.M.Bailey)

Maiden Virginity is the state of a person who has never engaged in sexual intercourse. The term ''virgin'' originally only referred to sexually inexperienced women, but has evolved to encompass a range of definitions, as found in traditional, modern ...

gum-topped ironbark * ''

Eucalyptus dura ''Eucalyptus dura'' is a species of small to medium sized tree that is endemic to south-eastern Queensland. It has rough, dark grey to black "ironbark", lance-shaped adult leaves, flower buds in groups of seven, white flowers and conical fruit. ...

'' L.A.S. Johnson & K.D.Hill * ''

Eucalyptus exilipes ''Eucalyptus exilipes'', commonly known as the fine-leaved ironbark, is a species of medium to tall tree and is endemic to Queensland. It has dark grey or black "ironbark", linear to narrow lance-shaped adult leaves, flower buds in groups of seve ...

'' Brooker & A.R.Bean fine-leaved ironbark * '' Eucalyptus farinosa'' K.D.Hill * ''

Eucalyptus fibrosa ''Eucalyptus fibrosa'', commonly known as the red ironbark, broad-leaved red ironbark or broad-leaved red ironbark, is a species of medium-sized to tall tree endemic to eastern Australia. It has grey to black ironbark, lance-shaped to egg-shape ...

'' F. Muell. broad-leaved (red) ironbark, blue-leaved ironbark * '' Eucalyptus fusiformis'' Boland & Kleinig grey ironbark * '' Eucalyptus granitica'' L.A.S.Johnson & K.D.Hill granite ironbark * '' Eucalyptus indurata'' Brooker & Hopper ironbark * '' Eucalyptus jensenii'' Maiden Wandi ironbark * '' Eucalyptus melanoleuca'' S.T.Blake Yarraman ironbark or nanango ironbark * ''

Eucalyptus melanophloia ''Eucalyptus melanophloia'', commonly known as silver-leaved ironbark, is a species of tree that is endemic to northeastern Australia. It is a small to medium-sized tree with rough, hard ironbark on the trunk and branches. The crown is usually ...

'' F.Muell. silver-leaved ironbark * '' Eucalyptus ophitica'' L.A.S.Johnson & K.D.Hill serpentine ironbark * '' Eucalyptus panda'' S.T. Blake tumbledown ironbark, Yetman ironbark * ''

Eucalyptus paniculata ''Eucalyptus paniculata'', commonly known as grey ironbark, is a species of tree that is endemic to New South Wales. It has dark-coloured, deeply furrowed ironbark on the trunk and branches, lance-shaped to curved adult leaves, flower buds in gro ...

Sm. __NOTOC__ Sir James Edward Smith (2 December 1759 – 17 March 1828) was an English botanist and founder of the Linnean Society. Early life and education Smith was born in Norwich in 1759, the son of a wealthy wool merchant. He displayed a ...

grey ironbark * '' Eucalyptus paedoglauca'' L.A.S.Johnson &

Blaxell Donald Frederick Blaxell (born 1 February 1934, Sydney, New South Wales), is an Australian botanist, botanical collector and taxonomist. Blaxell worked at the University of New South Wales for 11 years and joined the New south Wales Herbarium in ...

Mount Stuart ironbark * '' Eucalyptus placita'' L.A.S.Johnson & K.D.Hill grey ironbark * '' Eucalyptus quadricostata'' Brooker square-fruited ironbark * '' Eucalyptus rhombica'' A.R.Bean & Brooker * '' Eucalyptus scopulorum'' K.D.Hill * '' Eucalyptus shirleyi'' Maiden Shirleys's silver leaved ironbark * '' Eucalyptus sicilifolia'' L.A.S.Johnson & K.D.Hill * '' Eucalyptus siderophloia'' Benth. northern grey ironbark * '' Eucalyptus sideroxylon''

A.Cunn. Allan Cunningham (13 July 1791 – 27 June 1839) was an English botanist and explorer, primarily known for his travels in Australia to collect plants. Early life Cunningham was born in Wimbledon, Surrey, England, the son of Allan Cu ...

ex Woolls mugga ironbark * ''

Eucalyptus staigeriana ''Eucalyptus staigeriana'', commonly known as the lemon-scented ironbark, is a species of small ironbark tree that is endemic to the Cape York Peninsula. It has rough ironbark on the trunk and branches, lance-shaped to egg-shaped leaves that sme ...

'' F.Muell. ex Bailey lemon-scented ironbark * '' Eucalyptus suffulgens'' L.A.S.Johnson & K.D.Hill * '' Eucalyptus taurina'' A.R.Bean & Brooker Helidon ironbark * ''

Eucalyptus tricarpa ''Eucalyptus tricarpa'', commonly known as red ironbark or mugga ironbark, is a species of tree that is endemic to south-eastern Australia. It has thick, rough ironbark on the trunk and branches, lance-shaped adult leaves, flower buds usually i ...

'' (L.A.S.Johnson) L.A.S.Johnson & K.D.Hill red ironbark * '' Eucalyptus virens'' Brooker & A.R.Bean shiny-leaved ironbark * '' Eucalyptus whitei'' Maiden & Blakely White's ironbark

References

External links

* Eucalyptus {{Eucalyptus-stub

Examples of ironbark species

See also

References

External links