''Acacia jonesii'' is a species of ''
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 ...
'' native to eastern
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 spreading slender shrub typically grows to in height with an erect to spreading nature usually with a slender to straggly habit.
It has smooth brown to grey-green often mottled bark, terete and
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 ...
branchlets and
subsessile
In botany, sessility (meaning "sitting", used in the sense of "resting on the surface") is a characteristic of plant parts (such as flowers and leaves) that have no stalk. Plant parts can also be described as subsessile, that is, not completely ...
leaves that are long.
The rachis are in length and hold 2 to 11 pairs of
pinnae
The auricle or auricula is the visible part of the ear that is outside the head. It is also called the pinna (Latin for "wing" or "fin", plural pinnae), a term that is used more in zoology.
Structure
The diagram shows the shape and location of ...
that are in length with 4 to 21 pairs of pinnules. The pinnules usually have an oblong or oblanceolate shape and will tend to incurve as they dry and are in length and wide.
[
]
Distribution
It has a limited distribution in coastal regions in central and southern 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 ...
. It is restricted to the area between Bargo
Bargo is a town in the Macarthur Region, New South Wales, Australia, in the Wollondilly Shire. It is approximately 100 km south west of Sydney.
It is situated between the township of Tahmoor (north) and the village of Yanderra (south), a ...
in the north out to Goulburn
Goulburn ( ) is a regional city in the Southern Tablelands of the Australian state of New South Wales, approximately south-west of Sydney, and north-east of Canberra. It was proclaimed as Australia's first inland city through letters pate ...
in the east and down to around Nowra
Nowra is a city in the South Coast region of New South Wales, Australia. It is located south-southwest of the state capital of Sydney (about as the crow flies). As of the 2021 census, Nowra has an estimated population of 22,584. Situated in th ...
in the south where it is still considered to be rare. It grows in clay soils often over or around sandstone
Sandstone is a clastic sedimentary rock composed mainly of sand-sized (0.0625 to 2 mm) silicate grains. Sandstones comprise about 20–25% of all sedimentary rocks.
Most sandstone is composed of quartz or feldspar (both silicates) ...
as a part of dry sclerophyll woodland and forest communities.[
]
See also
* List of Acacia species
Several Cladistics, cladistic analyses have shown that the genus ''Acacia sensu lato, Acacia'' is not monophyletic. While the subg. ''Acacia'' and subg. ''Phyllodinae'' are monophyletic, subg. ''Aculeiferum'' is not. This subgenus consists of thr ...
References
{{Taxonbar, from=Q15287430
jonesii
Fabales of Australia
Flora of New South Wales