Banksia Stenoprion
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''Banksia stenoprion'' is a species of prostrate shrub that 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 has short, underground stems, pinnatisect leaves with triangular lobes, golden, mauve or purple flowers in heads of up to ninety, and egg-shaped follicles.


Description

''Banksia stenoprion'' is a prostrate shrub with short, underground, fire-resistant stems. It has leaves that are pinnatisect, V-shaped in cross-section, long and wide on a petiole long. There are between forty and eighty-five narrow triangular to elliptical lobes on each side of the leaves. The flowers are golden, mauve or purple, arranged in heads of between sixty and ninety with rusty-hairy involucral bracts long at the base of each head. 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 ...
is long 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. Flowering occurs from June to August and the follicles are egg-shaped, long and more or less glabrous.


Taxonomy and naming

This species was first formally described in 1855 by Swiss botanist Carl Meissner who gave it the name ''Dryandra stenoprion'' and published the description in ''
Hooker's Journal of Botany and Kew Garden Miscellany ''Hooker's Journal of Botany and Kew Garden Miscellany'' was a scientific journal In academic publishing, a scientific journal is a periodical publication intended to further the progress of science, usually by reporting new research. Cont ...
'' from specimens collected by James Drummond. In 2007 Austin Mast and Kevin Thiele transferred all dryandras to the genus ''Banksia'' and renamed this species ''Banksia stenoprion''.


Distribution and habitat

''Banksia stenoprion'' occurs from Cockleshell Gully near
Mount Lesueur Mount Lesueur is a near-circular, flat-topped mesa located from Jurien Bay in Western Australia. It rises above the surrounding lateritic plain of Lesueur National Park which has eroded away around it. Mount Lesueur was first sighted and nam ...
to Badgingarra, where it 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 ...
.


Conservation status

This banksia 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=Q4856733 stenoprion Plants described in 1855 Taxa named by Carl Meissner