''Acacia ancistrocarpa'', commonly known as Fitzroy wattle or pirrara, sometimes also fish hook wattle, pindan wattle or shiny leaved wattle, is a species of flowering plant in the family

Fabaceae Fabaceae () or Leguminosae,International Code of Nomen ...

and is

endemic Endemism is the state of a species being found only 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 foun ...

to north-western Australia. The

Walmajarri The Walmadjari (Walmajarri) people, also known as Tjiwaling and Wanaseka, are an Aboriginal Australian people of the Kimberley region of Western Australia. Name The two names reflect different Walmadjari preferences. Their western bands accept ...

people of the Paruku

IPA IPA commonly refers to: * International Phonetic Alphabet, a system of phonetic notation ** International Phonetic Association, the organization behind the alphabet * India pale ale, a style of beer * Isopropyl alcohol, a chemical compound IPA ...

in the

Kimberley Kimberly or Kimberley may refer to: Places and historical events Australia Queensland * Kimberley, Queensland, a coastal locality in the Shire of Douglas South Australia * County of Kimberley, a cadastral unit in South Australia Ta ...

call this wattle, kampuka. It is a multi-stemmed,

fastigiate This glossary of botanical terms is a list of definitions of terms and concepts relevant to botany and plants in general. Terms of plant morphology are included here as well as at the more specific Glossary of plant morphology and Glossary ...

shrub, with linear or very narrow elliptic

phyllode Phyllodes are modified petiole (botany), 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 co ...

s, spikes of golden-yellow flowers, and narrowly oblong or cultrate pods up to long.

Description

''Acacia ancistrocarpa'' is a fastigiate, multi-stemmed,

glabrous Glabrousness () 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 a plant or animal, or be due to loss because of a physical condition, ...

shrub or sometimes a tree, that typically grows to a height of up to , with dark grey, longitudinally fissured bark on older specimens, the young shoots

resinous A resin is a solid or highly viscous liquid that can be converted into a polymer. Resins may be biological or synthetic in origin, but are typically harvested from plants. Resins are mixtures of organic compounds, predominantly terpenes. Commo ...

. The

s are bright olive green, linear to very narrowly elliptic, long and mostly wide. The flowers are golden-yellow and arranged in spikes long on a peduncle long, the flowers not particularly densely arranged along the spike. Flowering depends on rainfall, but often occurs between February and July, and the pods are narrowly oblong or cultrate, tapered at both ends, crust-like or almost woody, long and resinous. The seeds are broadly oblong to more or less egg-shaped, brownish black and long.

Taxonomy

''Acacia ancistrocarpa'' was first formally described in 1928 by the

botanist Botany, also called plant science, is the branch of natural science and biology studying plants, especially Plant anatomy, their anatomy, Plant taxonomy, taxonomy, and Plant ecology, ecology. A botanist or plant scientist is a scientist who s ...

Joseph Maiden Joseph Henry Maiden (25 April 1859 – 16 November 1925) was a botanist who made a major contribution to knowledge of the Australian flora, especially the genus ''Eucalyptus''. This botanist is denoted by the author abbreviation when citing ...

and

William Blakely William Faris Blakely (November 1875 – 1 September 1941) was an Australian botanist and collector. From 1913 to 1940 he worked in the National Herbarium of New South Wales, working with Joseph Maiden on ''Eucalyptus''. Maiden named a red gum ...

in the ''

Journal of the Royal Society of Western Australia The Royal Society of Western Australia (RSWA) promotes science in Western Australia. The RSWA was founded in 1914, and also gained the "Royal" name in the same year. It publishes the ''Journal of the Royal Society of Western Australia'', and has ...

''. The

specific epithet In Taxonomy (biology), taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin gramm ...

(''ancistrocarpa'') is taken from the

Greek Greek may refer to: Anything of, from, or related to Greece, a country in Southern Europe: *Greeks, an ethnic group *Greek language, a branch of the Indo-European language family **Proto-Greek language, the assumed last common ancestor of all kno ...

word ''ankistron'' meaning ''fish-hook'' and ''karpos'' meaning ''fruit'' referring to the hooked tip of the pod. ''Acacia ancistrocarpa'' is known to form hybrids with ''

Acacia trachycarpa ''Acacia trachycarpa'', commonly known as minni ritchi, curly-bark tree, sweet-scented minni ritchi or Pilbara minni ritchi, is a shrub or tree belonging to the genus ''Acacia'' and the subgenus ''Juliflorae'' that is native to arid and semi-ar ...

''.

Distribution and habitat

Fitzroy wattle is widespread in the

Northern Territory The Northern Territory (abbreviated as NT; known formally as the Northern Territory of Australia and informally as the Territory) is an states and territories of Australia, Australian internal territory in the central and central-northern regi ...

, the

Pilbara The Pilbara () is a large, dry, sparsely populated regions of Western Australia, region in the north of Western Australia. It is known for its Indigenous Australians, Aboriginal people; wealth disparity; its ancient landscapes; the prevailing r ...

and

regions and in far western

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

. It usually grows in mallee- spinifex communities, stony spinifex grassland,

pindan Pindan is a name given to the red-soil country of the south-western Kimberley region of Western Australia. The term comes from a local language and applies both to the soil and to the vegetation community associated with it.Lowe (2003). History ...

and along watercourses in deep sand on plains. Mostly it will not form dense stands but regenerates readily from seed after ground disturbances or bushfires and then can produce reasonably dense populations.

References

{{Taxonbar, from=Q9562105 ancistrocarpa Acacias of Western Australia Plants described in 1927 Flora of the Northern Territory Flora of Queensland Taxa named by Joseph Maiden Taxa named by William Blakely

Description

Taxonomy

Distribution and habitat

See also

References