''Acacia armitii'' 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 ''Juliflorae'' that is native to north 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 ...
. It is considered as
near threatened
A near-threatened species is a species which has been categorized as "Near Threatened" (NT) by the International Union for Conservation of Nature as that may be vulnerable to endangerment in the near future, but it does not currently qualify fo ...
in Queensland.
[
]
Description
The slender tree or shrub typically grows to a maximum height of around and has glabrous, fawn to yellow coloured, prominently angled branchlets.[ The bark on the trunk and main branches is grey and fissured. 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 yellowish-green coloured phyllodes are resinous and erect and are flat and straight or slightly curved with a very narrowly elliptic to almost linear shape. They are quite stiff but flexible and have a length of and a width of with one prominent yellowish coloured mid-nerve and one less prominent nerve on either side of the phyllode along with four to eight minor parallel nerves.
Etymology
The specific epithet, ''armitii'', honours William Edington (de Marguerittes) Armit (1848–1901).
Distribution
It is native to areas around the Einasleigh River in central-northern 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 is found on a 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) ...
plateau to the south of the Goomadeer River
The Goomadeer River is a river in the Northern Territory, Australia.
Etymology
The name comes from the Kunwinjku ''Kumardderr'', which is the name of an area that the river flows through. The name means literally 'at the silver-leaved paperbark ...
and also along Coopers Creek near Nabarlek
Nabarleks (''Petrogale concinna''), are a tiny species of macropod found in northern Australia. They are a shy and nocturnal animal that resides in rocky hollows and forages in the surrounding area. Their diet is grasses, sedges, and ferns foun ...
in the Northern Territory
The Northern Territory (commonly abbreviated as NT; formally the Northern Territory of Australia) is an states and territories of Australia, Australian territory in the central and central northern regions of Australia. The Northern Territory ...
and is known to grow in rocky, sandy or shallow soils along creek banks and river flats and floodplains.[
]
See also
* List of ''Acacia'' species
References
{{Taxonbar, from=Q15289378
armitii
Flora of Queensland
Flora of the Northern Territory
Taxa named by Ferdinand von Mueller