''Acacia aestivalis'' is a shrub belonging to 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 ''Phyllodineae'' that is native to

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 ...

Description

The erect and bushy shrub typically grows to a height of . The evergreen

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 are straight and have a linear to narrowly oblanceolate shape and a length of and a width of . It blooms from November to December and produces yellow flowers.

Taxonomy

The species was first formally described in 1904 by the botanist

Ernst Georg Pritzel Ernst Georg Pritzel (15 May 1875 – 6 April 1946) was a German botanist. He is known for his research in the fields of phytogeography and taxonomy. He contributed works on Lycopodiaceae, Psilotaceae and Pittosporaceae to Engler & Prantl’s "Die ...

as part of the work between Pritzel and

Ludwig Diels Dr. Friedrich Ludwig Emil Diels (24 September 1874 – 30 November 1945) was a German botanist. Diels was born in Hamburg, the son of the classical scholar Hermann Alexander Diels. From 1900 to 1902 he traveled together with Ernst Georg Prit ...

''Fragmenta Phytographiae Australiae occidentalis. Beitrage zur Kenntnis der Pflanzen Westaustraliens, ihrer Verbreitung und ihrer Lebensverhaltnisse'' as published in ''Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie''. It was reclassified as ''Racosperma aestivale'' in 2003 by

Leslie Pedley Leslie Pedley (19 May 1930 – 27 November 2018)IPNILeslie Pedley/ref> was an Australian botanist who specialised in the genus ''Acacia''. He is notable for bringing into use the generic name ''Racosperma'', creating a split in the genus, which r ...

then transferred back to the genus ''Acacia'' in 2006. The

specific epithet In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

, ''aestivalis'', is derived from

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

and means "pertaining to the summer".

Distribution

It 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

Mid West The Midwestern United States, also referred to as the Midwest or the American Midwest, is one of four census regions of the United States Census Bureau (also known as "Region 2"). It occupies the northern central part of the United States. I ...

and Wheatbelt regions of

where it is frequently found along roadsides and on low-lying flats growing in clay, loamy or sandy soils. It is commonly a part of mid-storey of ''

Eucalyptus salmonophloia ''Eucalyptus salmonophloia'', commonly known as salmon gum, wurak or weerluk or woonert or marrlinja. is a species of small to medium-sized tree that is endemic to Western Australia. It has smooth bark, narrow lance-shaped to curved adult leave ...

'' woodland communities but will also form dense stands in disturbed areas.

References

{{Taxonbar, from=Q15289666 Aestivalis Acacias of Western Australia Plants described in 1904 Taxa named by Ernst Pritzel

Description

Taxonomy

Distribution

See also

References