Hakea adnata

Hakea adnata
Hakea adnata in the ANBG
Scientific classification
Kingdom:Plantae
Clade:Angiosperms
Clade:Eudicots
Order:Proteales
Family:Proteaceae
Genus:Hakea
Species: H. adnata
Binomial name
Hakea adnata

Hakea adnata is a shrub of the genus Hakea native to the south coast of Western Australia.

Description

The bushy shrub typically grows to a height of 1 to 3.5 metres (3 to 11 ft).[1] The branchlets and new growth are ferruginous. Mature ungrooved green leaves are 2.5 to 13 centimetres (1.0 to 5.1 in) in length with a width of 1 to 1.5 millimetres (0.039 to 0.059 in) wide.[2] It flowers from August to October and produces cream-white flowers.[1] Each inflorescence contains two, four or six flowers. The fruits that form afterward are erect or on an angle to the stalk with an obliquely obovate shape. The smooth balck fruits are 2.5 to 3.8 cm (1.0 to 1.5 in) in length and 2 to 3 cm (0.8 to 1.2 in) wide with a decurrent beak down one side. The seeds with in and 1.6 to 2.3 cm (0.6 to 0.9 in) in length taking up a portion of the valve with a wing surrounding the seed body.[2]

Taxonomy and naming

Hakea adnata was first formally described by the botanist Robert Brown in 1830 as part of the work Supplementum primum Prodromi florae Novae Hollandiae. The only known synonym is Hakea lativalvis.[3][4][5]

The specific epithet is taken from the Latin word adnata, meaning united with,[6] the significance of which is unknown.[2]

Distribution

It has a scattered distribution along the south coast in the Goldfields-Esperance region of Western Australia with the bulk of the population found between Norseman, Esperance and Cape Arid National Park. H. adnata is found on flats and around salt lakes where it grows in sandy clay and gravelly sandy soils[1] as a part of Banksia speciosa heathland or shrub mallee. communities.[2]

References

  1. 1 2 3 "Hakea adnata". FloraBase. Western Australian Government Department of Parks and Wildlife.
  2. 1 2 3 4 "Hakea adnata". Factsheet. Government of South Australia. Retrieved 9 September 2018.
  3. ↑ "Hakea adnata R.Br". Atlas of Living Australia. Global Biodiversity Information Facility. Retrieved 9 September 2018.
  4. ↑ "Hakea adnata". APNI. Retrieved 9 September 2018.
  5. ↑ Brown, Robert (1830). Supplementum primum Prodromi florae Novae Hollandiae. New York. p. 26. Retrieved 9 September 2018.
  6. ↑ Brown, Roland Wilbur (1956). The Composition of Scientific Words. Washington, D.C.: Smithsonian Institution Press. p. 70.
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