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''Eucalyptus mckieana'', commonly known as McKie's stringybark, is a species of tree 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 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 ...
. It has rough, stringy bark on the trunk and branches, lance-shaped to curved adult leaves, flower buds in groups of between seven and eleven, white flowers and cup-shaped, barrel-shaped or hemispherical fruit.
Description
''Eucalyptus mckieana'' is a tree that typically grows to a height of and forms alignotuber
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 is usually straight-trunked with reddish brown stringy or fibrous bark on the trunk to the ends of the branches. 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 stems that are more or less square in cross-section, and leaves that are egg-shaped at first, later narrow lance-shaped, long and wide on a short 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 lance-shaped to curved, the same shade of glossy green on both sides, long and wide on a petiole long. The flower buds are arranged in groups of seven, nine or eleven in leaf axils on an unbranched 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 spindle-shaped, long and about wide with a conical operculum. Flowering has been recorded in April and July and the flowers are white. The fruit is a woody cup-shaped, barrel-shaped or hemispherical capsule long and wide with the valves near rim level.
Taxonomy and naming
''Eucalyptus mckieana'' was first formally described in 1930 byWilliam Blakely
William Faris Blakely (November 1875 – 1 September 1941) was an Australian botanist and collector. From 1913 to 1940 he worked in the National Herbarium of New South Wales, working with Joseph Maiden on ''Eucalyptus''. Maiden named a red gum ...
in ''Proceedings of the Linnean Society of New South Wales
The Linnean Society of New South Wales promotes ''the Cultivation and Study of the Science of Natural History in all its Branches'' and was founded in Sydney, New South Wales (Australia) in 1874 and incorporated in 1884.
History
The Society succ ...
'' from specimens collected on the upper part of the Gwydir River
Gwydir River (locally Australian English phonology, wɑe̯də, a major inland perennial stream, perennial river of the Barwon River (New South Wales), Barwon catchment within the Murray–Darling basin, is located in the Northern Tableland ...
. 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 ...
honours " Ernest Norman McKie, B.A., Presbyterian Minister at Guyra, N.S.W., who, by his intimate field and botanical knowledge of the New England Eucalypts, has helped in the elucidation of this and other species of this most economic genus."
Distribution and habitat
McKie's stringybark grows in dry forest on low hills and gentle slopes on the drier western side of the New England Tableland between Torrington and Bendemeer.Conservation status
This eucalypt is classified as "vulnerable" under the Australian Government ''Environment Protection and Biodiversity Conservation Act 1999
The ''Environment Protection and Biodiversity Conservation Act 1999'' (Cth) is an Act of the Parliament of Australia that provides a framework for protection of the Australian environment, including its biodiversity and its natural and cult ...
'' and the New South Wales Government '' Biodiversity Conservation Act 2016''. Although some populations are conserved in a national park and nature reserve, most occur on private property. The main threats to the species include land clearing, timber harvesting, firewood collection and road works.
See also
* ''Eucalyptus'' × ''tinghaensis'', believed to be a hybrid of ''E.'' ''caliginosa'' and possibly ''E. mckieana''.References
{{Taxonbar, from=Q15397603 mckieana Myrtales of Australia Flora of New South Wales Trees of Australia Plants described in 1934 Taxa named by William Blakely