''Lepidosperma gladiatum'' is commonly known as the coast sword-sedge or coastal sword-sedge. It is an evergreen species of sedge that is native to southern coastal areas of Australia. It was described by French botanist

Jacques Labillardière Jacques-Julien Houtou de Labillardière (28 October 1755 – 8 January 1834) was a French biologist noted for his descriptions of the flora of Australia. Labillardière was a member of a voyage in search of the Jean-François de Galaup, comte ...

in 1805. The

Noongar The Noongar (, also spelt Noongah, Nyungar , Nyoongar, Nyoongah, Nyungah, Nyugah, and Yunga ) are Aboriginal Australian peoples who live in the south-west corner of Western Australia, from Geraldton on the west coast to Esperance on the so ...

name for the plant is kerbein.

Description

''L. gladiatum'' occurs mostly as a dense sedge that favours dunes and creek lines. Described as clump-forming perennial with stout vertical rhizome. Forms dense canopy with large clumps of dark green strap-like leaves. The flat leaves are 150mm long and 25mm wide with a sharp pointed end. The plant can be as tall and wide as 3m (though typically it is smaller). ''L. gladiatum'' produces brown spiky flowers on long central stalks. The flowers are

hermaphroditic In reproductive biology, a hermaphrodite () is an organism that has both kinds of reproductive organs and can produce both gametes associated with male and female sexes. Many taxonomic groups of animals (mostly invertebrates) do not have separ ...

Distribution and habitat

''L. gladiatum'' in coastal regions around Australia in the States of

New South Wales ) , nickname = , image_map = New South Wales in Australia.svg , map_caption = Location of New South Wales in AustraliaCoordinates: , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , es ...

Victoria (Australia) Victoria is a state in southeastern Australia. It is the second-smallest state with a land area of , the second most populated state (after New South Wales) with a population of over 6.5 million, and the most densely populated state in ...

Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...

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 ...

and

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 ...

. In

Southwest Australia Southwest Australia is a biogeographic region in Western Australia. It includes the Mediterranean-climate area of southwestern Australia, which is home to a diverse and distinctive flora and fauna. The region is also known as the Southwest Aus ...

it can be found as far north as

Cervantes Miguel de Cervantes Saavedra (; 29 September 1547 (assumed) – 22 April 1616 Old Style and New Style dates, NS) was an Early Modern Spanish writer widely regarded as the greatest writer in the Spanish language and one of the world's pre-emin ...

and as far east as

Cape Arid National Park Cape Arid National Park is a List of national parks of Australia, national park located in Western Australia, southeast of Perth. The park is situated east of Esperance, Western Australia, Esperance and lies on the shore of the South coast of W ...

Uses

The seedheads have been used to feed captive red-eared firetails, the finch-like species ''

Stagonopleura oculata The red-eared firetail (''Stagonopleura oculata''), also known as the boorin, is a small finch-like species of bird. It occurs in dense wetland vegetation of coastal to sub-coastal regions in Southwest Australia. Its appearance is considered app ...

'', their deft extraction and enthusiasm for the seed suggests it is consumed in its usual habitat.

References

* * {{Taxonbar, from=Q6527695 gladiatum Poales of Australia Flora of New South Wales Flora of South Australia Flora of Tasmania Flora of Victoria (state) Angiosperms of Western Australia Plants described in 1805 Taxa named by Jacques Labillardière