''Eucalyptus caleyi'', commonly known as Caley's ironbark or Ovenden's ironbark is a species of small to medium-sized tree,

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to eastern

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

. It has brown or black "ironbark" on the trunk and main branches, dull bluish grey lance-shaped to egg-shaped adult leaves, flower buds in groups of seven, white flowers and barrel-shaped or conical fruit. It grows on the Central and

Northern Tablelands The Northern Tablelands, also known as the New England Tableland, is a plateau and a region of the Great Dividing Range in northern New South Wales, Australia. It includes the New England Range, the narrow highlands area of the New England regio ...

New South Wales New South Wales (commonly abbreviated as NSW) is a States and territories of Australia, state on the Eastern states of Australia, east coast of :Australia. It borders Queensland to the north, Victoria (state), Victoria to the south, and South ...

and in south-eastern

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

Description

''Eucalyptus caleyi'' is a tree that typically grows to a height of and forms a

lignotuber A lignotuber is a woody swelling of the root crown possessed by some plants as a protection against destruction of the plant stem, such as by fire. Other woody plants may develop basal burls as a similar survival strategy, often as a respons ...

. It has rough, grey, brown or black "ironbark" on its trunk and branches. The leaves on young plants and on

coppice Coppicing is the traditional method in woodland management of cutting down a tree to a tree stump, stump, which in many species encourages new Shoot (botany), shoots to grow from the stump or roots, thus ultimately regrowing the tree. A forest ...

regrowth are egg-shaped, triangular or more or less round, bluish grey, long, wide and have a

petiole Petiole may refer to: *Petiole (botany), the stalk of a leaf, attaching the blade to the stem *Petiole (insect anatomy) In entomology, petiole is the technical term for the narrow waist of some hymenopteran insects, especially ants, bees, and ...

. Adult leaves are the same dull bluish grey on both sides, sometimes with a powdery bloom, egg-shaped to lance-shaped, long, wide on a petiole long. The flower buds are arranged in groups of seven on a peduncle long, the individual buds on

pedicels In botany, a pedicel is a stem that attaches a single flower to the inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branch ...

long. Mature buds are oval to diamond-shaped, long, wide with a conical operculum that is long, wide, but usually narrower than the floral cup. Flowering mainly occurs between September and November and the flowers are white. The fruit is a woody barrel-shaped or conical capsule long and wide on a pedicel long with the valves below the rim.

Taxonomy

''Eucalyptus caleyi'' was first formally described by

Joseph Maiden Joseph Henry Maiden (25 April 1859 – 16 November 1925) was a botanist who made a major contribution to knowledge of the Australian flora, especially the genus ''Eucalyptus''. This botanist is denoted by the author abbreviation when citing ...

in 1906 and the description was published in Volume 2 of his book ''The Forest Flora of New South Wales''. In 1991, Lawrie Johnson and Ken Hill described two subspecies: * ''Eucalyptus caleyi'' subsp. ''caleyi'' that has rounded fruit; * ''Eucalyptus caleyi'' subsp. ''ovendenii'' that has quadrangular fruit. Subspecies ''caleyi'' has a number of

synonyms A synonym is a word, morpheme, or phrase that means precisely or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are a ...

. The

specific epithet In Taxonomy (biology), taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin gramm ...

(''caleyi'') honours

George Caley George Caley (10 June 1770 – 23 May 1829) was an English botanist and explorer, active in Australia for the majority of his career. Early life Caley was born in Craven District, Craven, Yorkshire, England, the son of a horse-dealer. He was ed ...

and the epithet ''ovendenii'' honours Peter John Ovenden (1929–1997), a forester who first recognised the subspecies later named after him as distinct.

Distribution and habitat

Caley's ironbark grows on low hills, ridges and broad undulating valleys in dry forest and woodland. It grows from near Denman and the

Goulburn River The Goulburn River, a major inland perennial river of the Goulburn Broken catchment, part of the Murray-Darling basin, is located in the Alpine, Northern Country/North Central, and Southern Riverina regions of the Australian state of Victor ...

through the Northern Tablelands of New South Wales to the

Millmerran Millmerran , known as Domville between 1 June 1889 and 16 November 1894, is a town and a Suburbs and localities (Australia), locality in the Toowoomba Region, Queensland, Australia. In the , the locality of Millmerran had a population of 1,545 p ...

area in south-eastern Queensland. Ovenden's ironbark, (subspecies ''ovendenii'') is restricted to more elevated sites to the west of

Tenterfield Tenterfield is a regional town in New South Wales, Australia, situated at the junction of the New England and Bruxner highways, along the Northern Tablelands, within the New England, New South Wales, New England region. At the , Tenterfield ha ...

References

{{Taxonbar, from=Q4529676 caleyi Flora of New South Wales Flora of Queensland Trees of Australia Myrtales of Australia Plants described in 1906 Taxa named by Joseph Maiden

Description

Taxonomy

Distribution and habitat

See also

References