''Hakea ivoryi'' , commonly known as Ivory's hakea, corkwood or the corkbark tree, is a shrub or small tree in the family ''

Proteaceae The Proteaceae form a family of flowering plants predominantly distributed in the Southern Hemisphere. The family comprises 83 genera with about 1,660 known species. Together with the Platanaceae and Nelumbonaceae, they make up the order Pro ...

'' 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 an area in the

South West The points of the compass are a set of horizontal, radially arrayed compass directions (or azimuths) used in navigation and cartography. A compass rose is primarily composed of four cardinal directions—north, east, south, and west—each sepa ...

region of

Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision_name = Australia , established_title = Before federation , established_ ...

and the north west 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 ...

Description

''Hakea ivoryi'' is shrub or small tree typically grows to a height of with white flat silky hairs becoming smooth along branchlets and forms a lignotuber. It has simple needle-like leaves long with silky hairs becoming hairless with age. Young trees often have highly divided segmented leaves. The bark is brown, rough and corky. The

inflorescence An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...

consists of 20–50 white-cream flowers on a short stem and appear in leaf axils from October to January. The fruit are smooth, egg-shaped long and wide ending with a short beak.

Taxonomy and naming

''Hakea ivoryi'' was first formally described by Frederick Manson Bailey in 1901 as part of the work ''The Queensland Flora'' and the description was published in The Queensland Flora. ''Hakea ivoryi'' was named after William Ivory who collected specimens for Frederick Bailey.

Distribution and habitat

Scattered or growing in small groups on sand plains or loam in open arid woodland in the Bourke-

Wanaaring Wanaaring is a remote outback village in north western New South Wales, Australia. Situated on the Paroo River, some 980 kilometres from Sydney, and 180 km west of Bourke. At the , Wanaaring had a population of 140. Wanaaring is on the "Cu ...

districts and south-western

References

{{Taxonbar, from=Q18081445 ivoryi Flora of Queensland Flora of New South Wales Plants described in 1901