| Acacia megacephala | |
|---|---|
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Scientific classification  | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Rosids |
| Order: | Fabales |
| Family: | Fabaceae |
| Subfamily: | Caesalpinioideae |
| Clade: | Mimosoid clade |
| Genus: | Acacia |
| Species: | A. megacephala |
| Binomial name | |
| Acacia megacephala | |
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| Occurrence data from AVH | |
Acacia megacephala is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to south western Australia.
The erect, spindly and spinose shrub typically grows to a height of 0.9 to 2 metres (3 to 7 ft) [1] and has hairy branchlets that usually arch downwards and with axillary spines and linear-triangular shaped stipules with a length of 1.5 to 4 mm (0.059 to 0.157 in) The leaves are composed of one pair of pinnae with a length of 4 to 6 mm (0.16 to 0.24 in) which hold four to six pairs of green-grey and glabrous and smooth pinnules that have a oblanceolate shape with a length of 3 to 6 mm (0.12 to 0.24 in) and a width of 1.5 to 3 mm (0.059 to 0.118 in). [2] It blooms from July to September and produces yellow flowers. [1]
The species was first formally described in 1972 by the botanist Bruce Maslin as a part of the work Studies in the genus Acacia as published in the journal Nuytsia . It was reclassified by Leslie Pedley in 2003 as Racosperma megacephalum then returned to genus Acacia in 2006. [3]
It is native to an area in the Mid West regions of Western Australia where it is commonly situated on sandplains growing in sandy or loamy soils. [1] It has a limited range to around Geraldton as a part of in mixed scrub and shrubland communities. [2]
Acacia desertorum is a shrub belonging to the genus Acacia and the subgenus Juliflorae that is endemic to western Australia.
Acacia profusa is a shrub of the genus Acacia and the subgenus Phyllodineae that is endemic to south western Australia.
Acacia robiniae, commonly known as Robin's wattle, is a shrub of the genus Acacia and the subgenus Phyllodineae that is endemic to south western Australia.
Acacia sphenophylla is a shrub of the genus Acacia and the subgenus Phyllodineae that is endemic to a small area in western Australia.
Acacia anfractuosa is a shrub or tree of the genus Acacia and the subgenus Plurinerves that is endemic to Western Australia.
Acacia anserina, also known as hairy sandstone wattle, is a shrub of the genus Acacia and the subgenus Plurinerves. It is native to a small area in the Kimberley region of Western Australia.
Acacia dissona is a shrub of the genus Acacia and the subgenus Plurinerves that is endemic to an area of south western Australia.
Acacia pelophila is a shrub of the genus Acacia and the subgenus Plurinerves that is endemic to a small area along the west coast of western Australia.
Acacia roycei is a shrub or tree of the genus Acacia and the subgenus Plurinerves that is endemic to an area of western Australia.
Acacia speckii is a shrub or tree of the genus Acacia and the subgenus Plurinerves that is endemic to a small area in central western Australia.
Acacia tetanophylla is a shrub of the genus Acacia and the subgenus Plurinerves that is endemic to an area of south western Australia.
Acacia veronica, commonly known as Veronica's wattle, is a shrub or tree of the genus Acacia and the subgenus Plurinerves that is endemic to a small area of south western Australia.
Acacia anarthros is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to an area of south western Australia.
Acacia epacantha is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to an area in the south west of Australia.
Acacia guinetii, commonly known as Guinet's wattle, is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to a small area along the coast of western Australia
Acacia lateriticola is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to an area of south western Australia.
Acacia luteola is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to an area of south west Australia.
Acacia newbeyi is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to an area of south western Australia.
Acacia preissiana is a shrub of the genus Acacia and the subgenus Pulchellae that is endemic to an area of south western Australia.
Acacia simmonsiana, commonly known as Simmons wattle or desert manna wattle, is a shrub belonging to the genus Acacia and the subgenus Phyllodineae native to south eastern Australia.
