Daviesia Apiculata
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''Daviesia apiculata'' is a species of flowering plant in the family
Fabaceae The Fabaceae or Leguminosae,International Code of Nomenc ...
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 the south-west of Western Australia. It is an erect, bushy shrub with scattered, erect
phyllode Phyllodes are modified petioles or leaf stems, which are leaf-like in appearance and function. In some plants, these become flattened and widened, while the leaf itself becomes reduced or vanishes altogether. Thus the phyllode comes to serve the ...
s with a point on the end, and yellow flowers with a red tinge.


Description

''Daviesia apiculata'' is an erect, bushy,
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 ...
shrub that typically grows to a height of . Its leaves are reduced to erect, cylindrical phyllodes wide and about wide with a more or less sharply-pointed tip. The flowers are yellow with a red tinge, arranged in groups of four to six in leaf axils on a peduncle long, 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 oblong
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 ...
s at the base. 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, the two lobes about long and joined in a broad "lip" and the lower three smaller and triangular. 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 elliptic with a notched tip, 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 ...
oblong and about long and 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 ...
long. Flowering mainly occurs from November to May and the fruit is a triangular pod long.


Taxonomy and naming

''Daviesia apiculata'' was first formally described in 1995 by
Michael Crisp Michael Douglas Crisp (born 1950) is an emeritus professor in the Research School of Biology at the Australian National University located in Canberra. In 1976 he gained a PhD from the University of Adelaide, studying long-term vegetation chan ...
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 bio ...
'' from specimens he collected near
Israelite Bay Israelite Bay is a bay and locality on the south coast of Western Australia. Situated in the Shire of Esperance local government area, it lies east of Esperance and the Cape Arid National Park, within the Nuytsland Nature Reserve and the Grea ...
in 1979. 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 ...
(''apiculata'') means "ending abruptly in a small point", referring to the leaves.


Distribution and habitat

This species of pea mainly grows in
kwongan Kwongan is plant community found in south-western Western Australia. The name is a Bibbelmun (Noongar) Aboriginal term of wide geographical use defined by Beard (1976) as Kwongan has replaced other terms applied by European botanists such as ...
in two disjunct populations; one between Narembeen, Wickepin,
Lake Grace A lake is an area filled with water, localized in a basin, surrounded by land, and distinct from any river or other outlet that serves to feed or drain the lake. Lakes lie on land and are not part of the ocean, although, like the much larger ...
and Hyden, the other between Salmon Gums, Esperance and Israelite Bay.


Conservation status

''Daviesia apiculata'' is classified as "not threatened" by the Government of Western Australia
Department of Biodiversity, Conservation and Attractions The Department of Biodiversity, Conservation and Attractions (DBCA) is the Western Australian government The Government of Western Australia, formally referred to as His Majesty's Government of Western Australia, is the Australian state de ...
.


References

{{Taxonbar, from=Q51043632 apiculata Eudicots of Western Australia Plants described in 1995 Taxa named by Michael Crisp