Grevillea Parallelinervis
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''Grevillea parallelinervis'' is a species of flowering plant in the family
Proteaceae The Proteaceae form a family of flowering plants predominantly distributed in the Southern Hemisphere. The family comprises 83 genera with about 1,660 known species. Together with the Platanaceae and Nelumbonaceae, they make up the order Pro ...
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
South Australia South Australia (commonly abbreviated as SA) is a state in the southern central part of Australia. It covers some of the most arid parts of the country. With a total land area of , it is the fourth-largest of Australia's states and territories ...
. It is a spreading shrub with sharply-pointed, linear leaves, and down-turned clusters of red flowers with a green-tipped
style Style is a manner of doing or presenting things and may refer to: * Architectural style, the features that make a building or structure historically identifiable * Design, the process of creating something * Fashion, a prevailing mode of clothing ...
.


Description

''Grevillea parallelinervis'' is a shrub that typically grows to a height of and has silky- to woolly-hairy branchlets. Its leaves are linear, long, wide and sharply pointed. The edges of the leaves are rolled downwards, obscuring the lower surface, apart from the mid-vein. The flowers are arranged in down-turned clusters in leaf axils on one side of a
rachis In biology, a rachis (from the grc, ῥάχις [], "backbone, spine") is a main axis or "shaft". In zoology and microbiology In vertebrates, ''rachis'' can refer to the series of articulated vertebrae, which encase the spinal cord. In this c ...
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. The flowers are red with a red to reddish-pink syle that has a green tip, the
pistil Gynoecium (; ) is most commonly used as a collective term for the parts of a flower that produce ovules and ultimately develop into the fruit and seeds. The gynoecium is the innermost whorl of a flower; it consists of (one or more) ''pistils'' ...
long. Flowering occurs from August to October, and the fruit is a
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 ...
, narrowly oval follicle long.


Taxonomy

''Grevillea parallelinervis'' was first formally described in 1976 by John Carrick in ''Contributions from the Herbarium Australiense''.


Distribution and habitat

This grevillea is found at the western end the
Gawler Range The Gawler Ranges are a range of stoney hills in South Australia to the north of Eyre Peninsula. The Eyre Highway skirts the south of the ranges. The Gawler Ranges National Park is in the ranges north of Kimba, South Australia, Kimba and Wudinna ...
between
Yardea Yardea Station is a pastoral lease in the Australian state of South Australia that operates as a sheep station, now within the Gawler Ranges National Park. Paney Station became part of Yardea Station in 1904. It is situated approximately nort ...
Station and Mount Wallaby, where it grows in shallow rocky soils in open shrubland.


See also

*
List of Grevillea species This is a list of ''Grevillea'' species accepted by Plants of the World Online as of December 2021: A *'' Grevillea acacioides'' C.A.Gardner ex McGill. (W.A.) *'' Grevillea acanthifolia'' A.Cunn. – Acanthus-leaved grevillea (N.S.W.) *:''Grev ...


References

{{Taxonbar, from=Q15581157 parallelinervis Proteales of Australia Flora of South Australia Gawler bioregion Plants described in 1976