Hakea Stenocarpa
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''Hakea stenocarpa'' is a shrub 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 ...
'', commonly known as narrow-fruited hakea. It has scented creamy-white flowers in clusters, often with curling leaves 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 an area in the
Mid West The Midwestern United States, also referred to as the Midwest or the American Midwest, is one of four Census Bureau Region, census regions of the United States Census Bureau (also known as "Region 2"). It occupies the northern central part of ...
, western Wheatbelt, Peel and the
South West The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each sepa ...
regions of
Western Australia Western Australia (commonly abbreviated as WA) is a state of Australia occupying the western percent of the land area of Australia excluding external territories. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to th ...
.


Description

''Hakea stenocarpa'' is a small, rounded multi-stemmed shrub typically grows to high and forms a
lignotuber A lignotuber is a woody swelling of the root crown possessed by some plants as a protection against destruction of the plant stem, such as by fire. Other woody plants may develop basal burls as a similar survival strategy, often as a response t ...
. The branchlets are more or less smooth at flowering time. The
inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...
is a single
raceme A raceme ( or ) or racemoid is an unbranched, 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 produced as the s ...
of 14-20 sweetly scented white, creamy-white or yellow flowers in leaf axils in the upper branchlets. The smooth
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 are cream-white, the
perianth The perianth (perigonium, perigon or perigone in monocots) is the non-reproductive part of the flower, and structure that forms an envelope surrounding the sexual organs, consisting of the calyx (sepals) and the corolla (petals) or tepals when ...
cream-white and 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. The linear leaves are long and wide with a prominent pale yellow longitudinal mid-vein. The leaves generally curl in an upward spiral. Unlike most species of hakea the fruit are long, narrow-
ovoid An oval () is a closed curve in a plane which resembles the outline of an egg. The term is not very specific, but in some areas (projective geometry, technical drawing, etc.) it is given a more precise definition, which may include either one or ...
, long and wide, tapering to a pointed beak. The fruit are rough and warty where they attach to the branches.


Taxonomy and naming

''Hakea stenocarpa'' was first formally described by Robert Brown in 1830 and published the description in ''
Supplementum primum prodromi florae Novae Hollandiae ''Supplementum primum Prodromi florae Novae Hollandiae'' ("First supplement to the Prodromus of the flora of New Holland") is an 1830 supplement to Robert Brown's ''Prodromus florae Novae Hollandiae et Insulae Van Diemen''. It may be referred to ...
''. The specific epithet is derived from the ancient Greek ''stenos'' (στενός), "narrow" and ''karpos'' (καρπός), "fruit",Backer, C.A. (1936). ''Verklarend woordenboek der wetenschappelijke namen van de in Nederland en Nederlandsch-Indië in het wild groeiende en in tuinen en parken gekweekte varens en hoogere planten'' (Edition Nicoline van der Sijs). referring to the shape of the fruit.


Distribution and habitat

Narrow-fruited hakea grows in heath, low open shrubland and woodland in deep sand, loam, clay and gravel sometimes over laterite. Requires a well-drained site in sun or partial shade. An ornamental shrub, may be used as a groundcover.


Conservation status

''Hakea stenocarpa'' is classified as "not threatened" by the Western Australian Government
Department of Parks and Wildlife The Department of Parks and Wildlife (DPaW) was the department of the Government of Western Australia responsible for managing lands described in the ''Conservation and Land Management Act 1984'' and implementing the state's conservation and e ...
.


References

{{Taxonbar, from=Q18082221 stenocarpa Eudicots of Western Australia Taxa named by Robert Brown (botanist, born 1773)