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.
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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.
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