''Eucalyptus planchoniana'', commonly known as the needlebark stringybark or bastard tallowwood is a species of small to medium-sized tree that is

endemic Endemism is the state of a species being found 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 found elsew ...

to eastern Australia. It has rough, stringy bark on the trunk and larger branches, lance-shaped to curved adult leaves, flower buds in groups of seven, white flowers and cup-shaped, cylindrical or barrel-shaped fruit.

Description

''Eucalyptus planchoniana'' is a tree that typically grows to a height of and forms a lignotuber. It has rough, reddish, often prickly, stringy bark on the trunk and larger branches. Young plants and coppice regrowth have elliptical to lance-shaped or curved, bluish green leaves that are long and wide and

petiolate 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, a ...

. Adult leaves are the same shade of green or bluish green on both sides, lance-shaped to curved, long and wide on a petiole long. The flower buds are arranged in leaf

axil A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, st ...

s on an unbranched, flattened

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 ...

wide, 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 to spindle-shaped or diamond-shaped, long and wide with a conical to beaked operculum. Flowering occurs from October to December and the flowers are white. The fruit is a woody, cup-shaped, cylindrical or barrel-shaped capsule long and wide with the valves below rim level.

Taxonomy and naming

''Eucalyptus planchoniana'' was first formally described in 1878 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 '' Fragmenta phytographiae Australiae'' from material collected from near Moreton Bay by Frederick Manson Bailey. 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

Jules Emile Planchon Jules is the French form of the Latin "Julius" (e.g. Jules César, the French name for Julius Caesar). It is the given name of: People with the name *Jules Aarons (1921–2008), American space physicist and photographer *Jules Abadie (1876–195 ...

Distribution and habitat

Needlebark stringbark grows in open forest on low ridges and gentle slopes from Moreton Island and Stradbroke Island in Queensland to

Camden Haven Camden Haven is a parish in the Mid North Coast region of New South Wales, Australia, approximately 30 km south of the major regional centre of Port Macquarie. The harbour is located where the Camden Haven River empties into the Tasman ...

in coastal New South Wales and as far inland as the

Gibraltar Range National Park Gibraltar Range is a national park in north-eastern New South Wales, Australia, north-east of Glen Innes and north of Sydney. The Park is part of the Washpool and Gibraltar Range area of the World Heritage Site Gondwana Rainforests of Au ...

References

{{DEFAULTSORT:Eucalyptus planchoniana planchoniana Myrtales of Australia Flora of New South Wales Flora of Queensland Trees of Australia Taxa named by Ferdinand von Mueller Plants described in 1878