''Grevillea fistulosa'', commonly known as Barrens grevillea or Mount Barren grevillea,
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 the
Fitzgerald River National Park in the south-west of Western Australia. It is an erect shrub with narrowly egg-shaped to broadly linear leaves and clusters of orange-red to scarlet flowers.
Description
''Grevillea fistulosa'' is an erect shrub that typically grows to a height of . Its leaves are narrowly-shaped with the narrower end towards the base to oblong or broadly linear, long and wide. The edges of the leaves are turned down or rolled under, the upper surface of the leaves more or less smooth, the lower surface felty or woolly-hairy or obscured. The flowers are arranged in leaf axils or on the ends of branches, usually in erect in clusters of ten to fourteen flowers on a
rachis long. The flowers are orange-red to scarlet, 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 July to December and the fruit is an oval
follicle long.
Taxonomy
''Grevillea fistulosa'' was first formally described in 1974 by
Alex George Alexander or Alex George may refer to:
*Alex George (botanist) (born 1939), Australian botanist
* Alexander L. George (1920–2006), American political scientist
* Alexander George (philosopher), American philosopher
*Alex George (motorcyclist), Sc ...
in the journal ''
Nuytsia
''Nuytsia floribunda'' is a hemiparasitic tree found in Western Australia. The species is known locally as moodjar and, more recently, the Christmas tree or Western Australian Christmas tree. The display of intensely bright flowers during the ...
'' from specimens collected on Middle Mount Barren in the Fitzgerald River National Park by
Charles Gardner and
William Blackall in 1925.
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 ...
(''fistulosa'') means "hollow like a pipe", referring to the leaves.
Distribution and habitat
Barrens grevillea grows in dense scrub in rocky gullies on hills in the Fitzgerald River National Park.
Conservation status
This grevillea is listed as
Least Concern
A least-concern species is a species that has been categorized by the International Union for Conservation of Nature (IUCN) as evaluated as not being a focus of species conservation because the specific species is still plentiful in the wild. T ...
on the
IUCN Red List of Threatened Species
The International Union for Conservation of Nature (IUCN) Red List of Threatened Species, also known as the IUCN Red List or Red Data Book, founded in 1964, is the world's most comprehensive inventory of the global conservation status of biologi ...
and "not threatened" by the
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 ...
.
Although it has a small, restricted range, its population is typically stable and it is not facing any major threats, either currently or in the near future. Its range is mostly within a
protected area
Protected areas or conservation areas are locations which receive protection because of their recognized natural, ecological or cultural values. There are several kinds of protected areas, which vary by level of protection depending on the ena ...
, therefore additional protection and conservation measures are not currently required.
See also
*
List of Grevillea species
References
{{Taxonbar, from=Q15578711
fistulosa
Proteales of Australia
Eudicots of Western Australia