''Acacia ancistrophylla'' is a shrub of the genus ''

Acacia ''Acacia'', commonly known as the wattles or acacias, is a large genus of shrubs and trees in the subfamily Mimosoideae of the pea family Fabaceae. Initially, it comprised a group of plant species native to Africa and Australasia. The genus na ...

'' and the subgenus ''Plurinerves'' that is native to several areas on southern

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

Description

The prickly shrub typically grows to a height of and has a dense or obconic habit. It has

glabrous Glabrousness (from the Latin ''glaber'' meaning "bald", "hairless", "shaved", "smooth") is the technical term for a lack of hair, down, setae, trichomes or other such covering. A glabrous surface may be a natural characteristic of all or part of ...

or sparsely haired branchlets. Like most species of ''Acacia'' it has

phyllode Phyllodes are modified petioles or leaf stems, which are leaf-like in appearance and function. In some plants, these become flattened and widened, while the leaf itself becomes reduced or vanishes altogether. Thus the phyllode comes to serve the ...

s rather than true leaves. The glabrous leathery and evergreen phyllodes are patent to erect with a narrowly oblong oblanceolate, linear or linear-oblanceolate shape and are straight to slightly curved. Th phyllodes have a length of and a width of and have many closely parallel nerves obscure to distinct. It blooms from August to October and produces yellow flowers.

Taxonomy

The species was first described in 1904 by the botanist Cecil Andrews. There are three recognised varieties: * ''Acacia ancistrophylla'' var. ''ancistrophylla'' * ''Acacia ancistrophylla'' var. ''lissophylla'' * ''Acacia ancistrophylla'' var. ''perarcuata''

Distribution

It has a scattered distribution through southern

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 ...

W, south-eastern parts of

South Australia South Australia (commonly abbreviated as SA) is a state in the southern central part of Australia. It covers some of the most arid parts of the country. With a total land area of , it is the fourth-largest of Australia's states and territories ...

and north-western

Victoria Victoria most commonly refers to: * Victoria (Australia), a state of the Commonwealth of Australia * Victoria, British Columbia, provincial capital of British Columbia, Canada * Victoria (mythology), Roman goddess of Victory * Victoria, Seychelle ...

. In Western Australia it is found in the Wheatbelt and Goldfields-Esperance regions and is commonly situated on hills, plains, and ridges growing in clay, sandy or loamy soils often over or around

limestone Limestone ( calcium carbonate ) is a type of carbonate sedimentary rock which is the main source of the material lime. It is composed mostly of the minerals calcite and aragonite, which are different crystal forms of . Limestone forms whe ...

References

{{Taxonbar, from=Q9562114 ancistrophylla Acacias of Western Australia Plants described in 1904 Flora of South Australia Taxa named by Cecil Rollo Payton Andrews

Description

Taxonomy

Distribution

See also

References