Dodonaea Barklyana
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''Dodonaea barklyana'' is a species of plant in the family
Sapindaceae The Sapindaceae are a family (biology), family of flowering plants in the order Sapindales known as the soapberry family. It contains 138 genera and 1,858 accepted species. Examples include Aesculus, horse chestnut, maples, ackee and lychee. The ...
and 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 northern Australia. It is a shrub with elliptic or oblong, sometimes wavy leaves, flowers arranged in small
raceme A raceme () or racemoid is an unbranched, indeterminate growth, indeterminate type of inflorescence bearing flowers having short floral stalks along the shoots that bear the flowers. The oldest flowers grow close to the base and new flowers are ...
s, and oval to more or less spherical capsules with three or four minute, knob-like triangular wings.


Description

''Dodonaea barklyana'' is a shrub that typically grows to a height of up to . Its leaves are oblong or elliptic, long and wide on a
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 ...
long, often clustered and sometimes wavy. The flowers are usually borne in small racemes on the ends of branches, each flower on a
pedicel Pedicle or pedicel may refer to: Human anatomy *Pedicle of vertebral arch, the segment between the transverse process and the vertebral body, and is often used as a radiographic marker and entry point in vertebroplasty and kyphoplasty procedures ...
long, with five to seven pointed elliptic
sepal A sepal () is a part of the flower of angiosperms (flowering plants). Usually green, sepals typically function as protection for the flower in bud, and often as support for the petals when in bloom., p. 106 Etymology The term ''sepalum'' ...
s long and 10 to 22
stamen The stamen (: stamina or stamens) is a part consisting of the male reproductive organs of a flower. Collectively, the stamens form the androecium., p. 10 Morphology and terminology A stamen typically consists of a stalk called the filament ...
s. The fruit is an oval or more or less spherical capsule, long and wide, with three or four knob-like, triangular wings long and wide.


Taxonomy

This species was first formally described in 1984 by Sally T. Reynolds who gave it the name ''Distichostemon barklyanus'' in the journal ''
Austrobaileya ''Austrobaileya'' is the sole genus in the plant family Austrobaileyaceae – the family is thus 'monotypic' as it includes a single child taxon. It is one of the basal angiosperm families, the most ancient group of flowering plants. The genu ...
'', based on specimens collected south of Elliott in 1969. In 2010, M.G. Harrington transferred the species to ''Dodonaea'' as ''D. barklyana'' in ''
Australian Systematic Botany ''Australian Systematic Botany'' is an international peer-reviewed scientific journal published by CSIRO Publishing. It is devoted to publishing original research, and sometimes review articles, on topics related to systematic botany, such as b ...
''. 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 ...
(''barklyana'') refers to the
Barkly Tableland The Barkly Tableland is a region in the Central East of the Northern Territory, extending into Western Queensland. The region was named after Sir Henry Barkly. The epithet "Tableland" is inaccurate, since the region is neither elevated relative ...
, where the species is common.


Distribution and habitat

This species of ''Dodonaea'' is common on the Barkly Tableland in the Northern Territory and Queensland, where it grows on rocky hillsides and outcrops.


Conservation status

''Dodonaea barklyana'' is listed as of "least concern" under the Northern Territory Government '' Territory Parks and Wildlife Conservation Act'' and the Queensland Government ''
Nature Conservation Act 1992 The ''Nature Conservation Act 1992'' is an act of the Parliament of Queensland, Australia, that, together with subordinate legislation, provides for the legislative protection of Queensland's threatened biota. As originally published, it prov ...
''.


References

{{Taxonbar, from=Q18083874 barklyana Flora of the Northern Territory Flora of Queensland Sapindales of Australia Taxa named by Sally T. Reynolds Plants described in 1984