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Sclerolaena bicornis

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Sclerolaena bicornis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Amaranthaceae
Genus: Sclerolaena
Species:
S. bicornis
Binomial name
Sclerolaena bicornis
Occurrence data from AVH

Sclerolaena bicornis, commonly known as goathead burr, is a perennial shrub in the Amaranthaceae family, native to inland Australia, and found in Queensland, the Northern Territory, South Australia, New South Wales, and Western Australia[1] The Walmajarri people of the Kimberley know the plant as Paka.[3]

It was first described by John Lindley in 1838 in Thomas Mitchell's Three Expeditions into the interior of Eastern Australia.[1][2] The species epithet, bicornis, is derived from Latin bis ("twice") and cornu (''horn"),[4] and describes the plant as having two-horned burrs.

Description

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Sclerolaena bicornis is a complexly branched shrub, growing up to 50 cm high. The branches are white and woolly, with widely spaced, slender, semi-terete leaves. The flowers are solitary, with a densely woolly perianth. Stamens 5. The fruiting perianth is woody with a thick white woolly covering except for the final part of the spines.[5]

References

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  1. ^ a b c Jacobs, S. W. L. (1999). "Sclerolaena bicornis". PlantNet - New South Wales Flora Online. Royal Botanic Gardens & Domain Trust, Sydney Australia. Retrieved 21 September 2017.
  2. ^ a b Thomas Mitchell (1838), Three Expeditions into the Interior of Eastern Australia, vol. 2, p. 47, Wikidata Q6146213
  3. ^ Bessie Doonday; Charmia Samuels; Evelyn (Martha) Clancy; et al. (2013). "Walmajarri plants and animals". Northern Territory Botanical Bulletin. 42: 84. Wikidata Q106088428.
  4. ^ "bicornis,-is,-e". www.plantillustrations.org. Retrieved 21 March 2021.
  5. ^ Paul G.Wilson (2020). "Sclerolaena bicornis". Flora of Australia. Canberra: Australian Biological Resources Study, Department of Agriculture, Water and the Environment. Retrieved 22 March 2021.
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