Eucalyptus Raveretiana
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''Eucalyptus raveretiana'', commonly known as the black ironbox, is a species of small to medium-sized tree that is endemic to Queensland. It has rough, fibrous or flaky bark on the trunk and larger branches, smooth pale grey bark above, lance-shaped leaves, flower buds in groups of seven on a branched
peduncle Peduncle may refer to: *Peduncle (botany), a stalk supporting an inflorescence, which is the part of the shoot of seed plants where flowers are formed *Peduncle (anatomy), a stem, through which a mass of tissue is attached to a body **Peduncle (art ...
, white flowers and small, hemispherical fruit.


Description

''Eucalyptus raveretiana'' is a tree that typically grows to a height of and forms a lignotuber. It has thick, rough, flaky and fibrous, fissured dark grey bark on the trunk and larger branches, smooth grey to cream-coloured bark on branches thinner that . Young plants and coppice regrowth have egg-shaped to broadly lance-shaped leaves that are paler on the lower surface, long and wide. Adult leaves are dull green on the upper surface, paler below, mostly lance-shaped, long and wide, tapering to a petiole long. The flower buds are arranged on the ends of branchlets in groups of seven on a branched peduncle long, the individual buds on
pedicels In botany, a pedicel is a stem that attaches a single flower to the inflorescence. Such inflorescences are described as ''pedicellate''. Description Pedicel refers to a structure connecting a single flower to its inflorescence. In the absenc ...
long. Mature buds are oval, long and about wide with a conical operculum. Flowering occurs from December to March and the flowers are white. The fruit is a woody, hemispherical capsule about long and wide with the valves protruding.


Taxonomy and naming

''Eucalyptus raveretiana'' was first formally described in 1877 by
Ferdinand von Mueller 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 Vict ...
in his book '' Fragmenta phytographiae Australiae''. The
specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...
honours a French public servant, C. Raveret-Wattel.


Distribution and habitat

Black ironbox grows in forest and woodland along creeks and rivers between
Rockhampton Rockhampton is a city in the Rockhampton Region of Central Queensland, Australia. The population of Rockhampton in June 2021 was 79,967, Estimated resident population, 30 June 2018. making it the fourth-largest city in the state outside of the ...
and Ayr and inland to the rivers north of
Duaringa Duaringa is a town in the Central Highlands Region and a locality split between the Central Highlands Region and the Aboriginal Shire of Woorabinda in Central Queensland, Australia. In the , Duaringa had a population of 262 people. Geography ...
.


Conservation status

This eucalypt is classified as "vulnerable" under the Australian Government '' Environment Protection and Biodiversity Conservation Act 1999'' and the Queensland Government '' Nature Conservation Act 1992''. The main threats to the species are habitat disturbance during timber harvesting operations and smothering by rubber vine ('' Cryptostegia grandiflora'').


See also

* List of ''Eucalyptus'' species


References

{{Taxonbar, from=Q7213025 Trees of Australia raveretiana Myrtales of Australia Flora of Queensland Taxa named by Ferdinand von Mueller Plants described in 1877