Hakea rhombales

Walukara
Scientific classification
Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
Order: Proteales
Family: Proteaceae
Subfamily: Grevilleoideae
Genus: Hakea
Species: H. rhombales
Binomial name
Hakea rhombales

Hakea rhombales, commonly known as Walukara,[1] is a shrub of the genus Hakea native to Western Australia.

Description

The bushy shrub typically grows to a height of 1.5 to 3 metres (5 to 10 ft) and is usually just as wide. It blooms from April to September and produces red-pink-purple flowers.

The branchlets and young leaves are appressed-pubescent with ferruginous hairs but otherwise glabrescent. The simple leaves are 6.5 to 23 centimetres (3 to 9 in) long and 1.6 to 1.9 mm (0.06 to 0.07 in) wide.

Inflorescence are erect and sometimes from old wood, they contain 10–16 flowers with simple rachis simple that are 7 to 11 mm (0.28 to 0.43 in) long. The inflorescence is glabrous or appressed-pubescent with pedicels approximately 6 mm (0.24 in) long.

The fruit are formed in an obliquely obovate shape, 2.2 to 3.5 cm (0.9 to 1.4 in) long and 1.6 to 2.3 cm (0.6 to 0.9 in) wide. The fruit are black-pusticulate with a toothed crest found on either side of suture.[2]

Taxonomy

The species was first formally described by the botanist Ferdinand von Mueller in 1876 as part of the work Fragmenta Phytographiae Australiae.[3]

The name of the species is from the Latin word rhombus referring to the shape of the wing on the seed.[2]

Distribution

It has a scattered distribution through area in the Pilbara and the Goldfields regions of Western Australia where it is found on sand dunes, plains and hillsides growing in sandy or loamy soils.[4] It's range extends east into the Northern Territory to around the Petermann Range.[2]

References

  1. ↑ "King Park in June". Image Event. Retrieved 21 June 2016.
  2. 1 2 3 "Hakea rhombales factsheet". Government of South Australia. Retrieved 21 June 2016.
  3. ↑ "Hakea rhombales F.Muell". Atlas of Living Australia. Global Biodiversity Information Facility. Retrieved 18 September 2018.
  4. ↑ "Hakea rhombales". FloraBase. Western Australian Government Department of Parks and Wildlife.
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