''Bossiaea concolor'' is a species of flowering plant in the family
and 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 is an erect shrub with elliptic to oblong or egg-shaped leaves with the lower end towards the base, and yellow and red flowers.
Description
''Bossiaea concolor'' is an erect shrub that typically grows to a height of up to and has more or less
glabrous
Glabrousness (from the Latin ''glaber'' meaning "bald", "hairless", "shaved", "smooth") is the technical term for a lack of hair, down, setae, trichomes or other such covering. A glabrous surface may be a natural characteristic of all or part of ...
branchlets. The leaves are elliptic to oblong or egg-shaped leaves with the lower end towards the base, long and wide on a
petiole long with narrow triangular
stipule
In botany, a stipule is an outgrowth typically borne on both sides (sometimes on just one side) of the base of a leafstalk (the petiole). Stipules are considered part of the anatomy of the leaf of a typical flowering plant, although in many speci ...
s long at the base. The leaves are usually concave or folded lengthwise. The flowers are borne along side-branchlets on
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
...
s long with a
bract
In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...
long. The
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 The term ''sepalum'' was coined b ...
s are long and joined at the base with egg-shaped to elliptic
bracteoles
In botany, a bract is a modified or specialized leaf, especially one associated with a reproductive structure such as a flower, inflorescence axis or cone scale. Bracts are usually different from foliage leaves. They may be smaller, larger, or of ...
long at the base. The five sepal lobes are long, the upper two lobes much broader than the lower ones. The
standard Standard may refer to:
Symbols
* Colours, standards and guidons, kinds of military signs
* Standard (emblem), a type of a large symbol or emblem used for identification
Norms, conventions or requirements
* Standard (metrology), an object th ...
petal is yellow with a red base and up to long, the
wings
A wing is a type of fin that produces lift while moving through air or some other fluid. Accordingly, wings have streamlined cross-sections that are subject to aerodynamic forces and act as airfoils. A wing's aerodynamic efficiency is expresse ...
yellow, shorter than the
keel
The keel is the bottom-most longitudinal structural element on a vessel. On some sailboats, it may have a hydrodynamic and counterbalancing purpose, as well. As the laying down of the keel is the initial step in the construction of a ship, in Br ...
, and the keel has a red base. Flowering occurs in late winter and spring and the fruit is an oblong to elliptic
pod long.
Taxonomy
This species was first formally described in 1908 by
Joseph Maiden
Joseph Henry Maiden (25 April 1859 – 16 November 1925) was a botanist who made a major contribution to knowledge of the Australian flora, especially the genus ''Eucalyptus''. This botanist is denoted by the author abbreviation when citing ...
and
Ernst Betche
Daniel Ludwig Ernst Betche (31 December 1851, in Potsdam – 28 June 1913, in Sydney) was a German-Australian horticulturist and botanist.
His mother died at his birth and he was of delicate constitution all his life. His father was sufficiently ...
who gave it the name ''Bossiaea rhombifolia'' subsp. ''concolor'' in the ''
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 suc ...
''.
In 2012
Ian R. Thompson raised the variety to species status as ''Bossiaea concolor'' in the journal ''
Muelleria''.
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 ...
(''concolor'') means "uniformly coloured".
Distribution and habitat
''Bossiaea concolor'' grows in woodland and forest, mostly to the west of the
Great Dividing Range
The Great Dividing Range, also known as the East Australian Cordillera or the Eastern Highlands, is a cordillera system in eastern Australia consisting of an expansive collection of mountain ranges, plateaus and rolling hills, that runs rough ...
, from near
Shoalwater Bay
Shoalwater Bay is a large bay on the Capricorn Coast of Central Queensland, Australia 100 km north of the coastal town of Yeppoon and 628 km north-north-west of the state capital, Brisbane. Since 1966, the land surrounding Shoalwater Ba ...
in Queensland to near
Mudgee
Mudgee is a town in the Central West (New South Wales), Central West of New South Wales, Australia. It is in the broad fertile Cudgegong River valley north-west of Sydney and is the largest town in the Mid-Western Regional Council Local gover ...
in New South Wales.
References
{{Taxonbar, from=Q59140792
concolor
Flora of Queensland
Flora of New South Wales
Plants described in 1908
Taxa named by Joseph Maiden
Taxa named by Ernst Betche