Eucalyptus ochrophloia
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''Eucalyptus ochrophloia'', commonly known as the yapunyah, is a species of eucalypt native to inland New South Wales and Queensland in eastern Australia.


Description

The tree typically grows to a height of but can reah as high as 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 response t ...
. It has rough and tessellated or box-type bark on lower end of the trunk. The older bark is dark grey to black that becomes smooth, grey to coppery, pink, yellow or brown higher up. The concolorous, glossy, green adult leaves are alternately arranged forming a loose canopy. The leaf blade is a
lanceolate The following is a list of terms which are used to describe leaf morphology in the description and taxonomy of plants. Leaves may be simple (a single leaf blade or lamina) or compound (with several leaflets). The edge of the leaf may be regular o ...
shape with a length of and a width of with a base that tapers to the petiole. It blooms between May and November producing terminal compound
inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...
s with seven buds per umbel. The elongated, curved, oblong to fusiform mature buds are in length and , The green to yellow buds have so scarring and are ribbed longitudinally with a conical to pyramidal shaped operculum with inflexed stamens and white flowers. The fruits that form afterward are cylindrical to barrel-shaped with a length of and a width of with a descending disc and three or four valves. The brown seeds within the fruit have a flattened ovoid shape and a length of .


Taxonomy

The species was first formally described by the botanist
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 1878 as part of the work '' 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 ...
is from the
Greek Greek may refer to: Greece Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group. *Greek language, a branch of the Indo-European language family. **Proto-Greek language, the assumed last common ancestor ...
''ochro-'' meaning ''pale yellow'' and ''phloios'' meaning ''bark'' in reference to the pale colour of the upper smooth bark.


Distribution and ecology

The tree has a scattered distribution through north western New South Wales and south western Queensland. In New South Wales it is found east of White Cliffs and north of the
Paroo River The Paroo River, a series of waterholes, connected in wet weather as a running stream of the Darling catchment within the Murray–Darling basin, is located in the South West region of Queensland and Far West region of New South Wales, Austr ...
where it is occurs frequently but in scattered populations, as part of the overstorey in grassy woodland communities growing along broad flat seasonal rivers and creeks in heavy calcareous soils. Associated species in the overstorey include; ''
Eucalyptus largiflorens ''Eucalyptus largiflorens'', or black box or river box, is a tree that is endemic to Australia. It has rough, fibrous or flaky bark, dull greenish-grey, lance-shaped leaves, oval to club-shaped green to yellow flower buds, white flowers and hemi ...
'' and ''
Eucalyptus coolabah ''Eucalyptus coolabah'', commonly known as coolibah or coolabah, is a species of tree found in eastern inland Australia. It has rough bark on part or all of the trunk, smooth powdery cream to pink bark above, lance-shaped to curved adult leaves, ...
'' while the understorey species include; ''
Acacia stenophylla ''Acacia stenophylla'' is a species of Acacia commonly referred to as the shoestring acacia. It is an evergreen tree in the family Fabaceae native to Australia. It is not considered rare or endangered. Description ''Acacia stenophylla'' varies i ...
'' and '' Eremophila bignoniflora'' along with ''
Muehlenbeckia florulenta ''Duma florulenta'' (synonym ''Muehlenbeckia florulenta''), commonly known as tangled lignum or often simply lignum, is a plant native to inland Australia. It is associated with wetland habitats, especially those in arid and semiarid regions su ...
''. In more arid woodland areas the tree is associated with ''
Acacia cambagei ''Acacia cambagei'', commonly known as gidgee, stinking wattle, stinking gidgee in English, or gidjiirr, by transliteration from indigenous languages of north-western NSW, is an endemic tree of Australia. It is found primarily in semiarid and a ...
'', ''
Eremophila mitchellii ''Eremophila mitchellii'', known commonly as false sandalwood and several other names, is a flowering plant in the figwort family, Scrophulariaceae and is endemic to Australia. It is a glabrous large shrub or small tree with flaky bark, white or ...
'', ''
Eremophila maculata ''Eremophila maculata'', also known as spotted emu bush or spotted fuchsia-bush, is a plant in the figwort Family (biology), family Scrophulariaceae, and is Endemism, endemic to Australia. It is the most widespread of its genus in nature and pro ...
'', ''
Aristida latifolia ''Aristida'' is a very nearly cosmopolitan genus of plants in the grass family. ''Aristida'' is distinguished by having three awns (bristles) on each lemma of each floret. The genus includes about 300 species found worldwide, often in arid warm ...
'', ''
Astrebla lappacea ''Astrebla lappacea'', commonly known as curly Mitchell grass, is a herb of the family Poaceae from the order Poales. The most common of the Astrebla species, a widespread Australian inland plant. Named in honour of Thomas Mitchell. Often seen o ...
'' and ''
Chloris pectinata In Greek mythology, the name Chloris (; Greek Χλωρίς ''Chlōrís'', from χλωρός ''chlōrós'', meaning "greenish-yellow", "pale green", "pale", "pallid", or "fresh") appears in a variety of contexts. Some clearly refer to different char ...
''.


Uses

The tree is used by
apiarist A beekeeper is a person who keeps honey bees. Beekeepers are also called honey farmers, apiarists, or less commonly, apiculturists (both from the Latin '' apis'', bee; cf. apiary). The term beekeeper refers to a person who keeps honey bees i ...
s for honey production as the tree produces nectar in winter when few other plants are in flower. It is also an importance food source for native birds particularly the
Pied Honeyeater The pied honeyeater (''Certhionyx variegatus'') is a species of bird in the family of honeyeaters Meliphagidae and the sole species in the genus '' Certhionyx'' (Christidis & Boles 2008). This species is also known as the black and white honeyeat ...
. The wood from the tree is suitable for fuel, fencing and as a heavy construction timber. It is a good shade tree for stock and the leaves can be used as fodder.


References

{{Taxonbar, from=Q5405646 ochrophloia Flora of Queensland Flora of New South Wales Drought-tolerant trees Myrtales of Australia Plants described in 1878 Taxa named by Ferdinand von Mueller