''Eucalyptus dwyeri'', commonly known as Dwyer's red gum or Dwyer's mallee gum, is a species of small tree, sometimes a mallee that is

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. It has smooth, white or cream-coloured bark, lance-shaped to curved adult leaves, flower buds in groups of seven and conical, bell-shaped or hemispherical fruit. Eucalyptus dwyeri buds

Description

''Eucalyptus dwyeri'' is a tree that typically grows to a height of or a mallee to , and forms a lignotuber. It has smooth white to cream coloured or greyish brown bark that is shed in plates or flakes. Young plants and

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 have lance-shaped leaves that are long and wide. Adult leaves are lance-shaped to curved, long and wide on a petiole long. The flower buds are arranged in groups of seven in leaf axils on an unbranched peduncle long, the individual buds sessile or on a pedicel up to long. Mature buds are oval to diamond-shaped, long and wide with a conical operculum. Flowering occurs from September to December and the flowers are white. The fruit is a woody conical, bell-shaped or hemispherical capsule long and wide with the valves at rim level or slightly beyond.

Taxonomy and naming

''Eucalyptus dwyeri'' was first described in 1925 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 ...

and William Blakely from a specimen collected at Gungal near Merriwa by John Boorman and the description was published in '' Journal and Proceedings of the Royal Society of New South Wales''. 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 ...

(''dwyeri'') honours "James Wilfred Dwyer, Roman Catholic Bishop of Wagga, N.S.W., who, when Parish Priest of Temora, collected this species on several occasions, and who has been an acute observer of native plants for many years," although the priest's name was Joseph Wilfrid Dwyer.

Distribution and habitat

Dwyer's red gum grows in mallee shrubland in shallow soils on ridges west of the

Great Dividing Range The Great Dividing Range, also known as the East Australian Cordillera or the Eastern Highlands, is a cordillera system in eastern Australia consisting of an expansive collection of mountain ranges, plateaus and rolling hills. It runs roughl ...

in New South Wales and southern Queensland. It has also been recorded from northern Victoria but the

Royal Botanic Gardens Victoria Royal Botanic Gardens Victoria (RBGV) are botanical garden, botanic gardens across two sites–Royal Botanic Gardens, Melbourne, Melbourne and Royal Botanic Gardens, Cranbourne, Cranbourne. Melbourne Gardens was founded in 1846 when land w ...

suggests that these records are better referred to '' E. blakelyi''.

References

{{Taxonbar, from=Q15397581 dwyeri Myrtales of Australia Flora of New South Wales Flora of Queensland Trees of Australia Plants described in 1925 Taxa named by Joseph Maiden Taxa named by William Blakely