Acacia imitans

Source: Wikipedia, the free encyclopedia.

Gibson wattle
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Caesalpinioideae
Clade: Mimosoid clade
Genus: Acacia
Species:
A. imitans
Binomial name
Acacia imitans
Occurrence data from AVH

Acacia imitans, also commonly known as Gibson wattle,[3] is a shrub belonging to the genus Acacia and the subgenus Phyllodineae that is endemic to south western Australia. It is a declared endangered species under the West Australian and Australian Acts,[2][4] and is on the IUCN Redlist.[3]

Description

The low dense spreading shrub typically grows to a height of 0.2 to 1.0 metre (0.7 to 3.3 ft) and to a width of 2.0 metres (6.6 ft)

glabrous grey branchlets. Like most species of Acacia it has phyllodes rather than true leaves. The small asymmetric phyllodes have a sharp upturned point.[4] It blooms from August to September and produces yellow flowers.[2] The simple inflorescences with obloid to shortly cylindrical flower-heads with bright yellow flowers. The heads have a length of 6 to 8 mm (0.24 to 0.31 in) and a diameter of 4 to 5 mm (0.16 to 0.20 in).[4]

Distribution

It is native to a very small area around

Perth, four of these subpopulations are found about Ningham Station and two at Mount Gibson Station. The total population is estimated at 550 mature plants.[4]

Threats

It has an estimated area of occupancy of only 30 to 100 square kilometres,[3] and is threatened by grazing from sheep and feral goats, by inappropriate fire regimes, by possible mining, and by climate change.[3]

See also

References

  1. doi:10.2305/IUCN.UK.2017-2.RLTS.T22483967A22484227.en
    . Retrieved 11 November 2021.
  2. ^
    Department of Biodiversity, Conservation and Attractions
    .
  3. ^
    doi:10.2305/IUCN.UK.2017-2.RLTS.T22483967A22484227.en
    . Retrieved 11 November 2021.
  4. ^ a b c d Acacia imitans, Species Profile and Threats Database, Department of the Environment and Heritage, Australia.. Retrieved 16 November 2018.
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