''Leucopogon decussatus'' is a species of flowering plant in the heath family Ericaceae 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 south-west 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 ...

. It is an erect shrub that typically grows to a height of about . It was first formally described in 1859 by

Sergei Sergeyevich Sheglejev Sergei Sergeyevich Shchegléiev (or Shchegleev, Stchegleev, Stschegleew) (transliteration from Cyrillic: Серге́й Серге́евич Щегле́ев) (1820 - 1859) was a Russian botanist, Ph.D. in botany, and associate professor at the D ...

in the ''Bulletin de la Société impériale des naturalistes de Moscou''. 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 ...

(''decussatus'') means "

decussate Decussation is used in biological contexts to describe a crossing (due to the shape of the Roman numeral for ten, an uppercase 'X' (), ). In Latin anatomical terms, the form is used, e.g. . Similarly, the anatomical term chiasma is named aft ...

". ''Leucopogon decussatus'' occurs in the

Esperance Plains Esperance Plains, also known as Eyre Botanical District, is a biogeographic region in southern Western Australia on the south coast between the Avon Wheatbelt and Hampton bioregions, and bordered to the north by the Mallee region. It is a pl ...

and Mallee bioregions of south-western Western Australia and is listed "not threatened" by the Government of Western Australia

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 ...

References

decussatus Ericales of Australia Flora of Western Australia Plants described in 1859 {{Australia-asterid-stub