''Acacia jibberdingensis'', also known as Jibberding wattle
or willow-leafed wattle,
is a shrub or tree 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
endemic to
Western Australia.
Description
The shrub or tree is slender and erect typically grows to a height of
[ and a width of around .][ It has angled slightly hairy branchlets with patent to ascending evergreen ]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 with a flat linear shape that is straight to slightly curved. The glabrous phyllodes are in length with a diameter of .[ producing bright yellow perfumed flower-spikes.][ The simple inflorescences occur singly in the ]axil
A leaf ( : leaves) is any of the principal appendages of a vascular plant stem, usually borne laterally aboveground and specialized for photosynthesis. Leaves are collectively called foliage, as in "autumn foliage", while the leaves, st ...
s with flower-spikes that are in length with a diameter of loosely packed with golden flowers. The thinly coriaceous and glabrous seed pods that form after flowering resemble a string of beads are up to in length and have a width of . The glossy, black seeds are longitudinally arranged in the pods and have a broadly elliptic shape with a length of with a pitted areole.[
]
Taxonomy
The species was first formally described by the botanists Joseph Maiden and William Blakely in 1927 as part of the work ''Descriptions of fifty new species and six varieties of western and northern Australian Acacias, and notes on four other species'' as published in the ''Journal of the Royal Society of Western Australia''. It was reclassified as ''Racosperma jibberdingense'' by Leslie Pedley in 2003 then was transferred back to genus ''Acacia'' in 2006.[
]
Distribution
It is native to an area in the Mid West
The Midwestern United States, also referred to as the Midwest or the American Midwest, is one of four census regions of the United States Census Bureau (also known as "Region 2"). It occupies the northern central part of the United States. I ...
, Wheatbelt and Goldfields regions of Western Australia where it is often found among granite outcrops[ The population is scattered from Mullewa and Jingemarra Station in the north down to around Peak Charles National Park in the south east where it is mostly found in shrubland communities.][
]
Cultivation
It is available for cultivation in seed form but the seeds must scarified prior to planting. It grows best in well-drained soils in a sunny position and is both frost
Frost is a thin layer of ice on a solid surface, which forms from water vapor in an above-freezing atmosphere coming in contact with a solid surface whose temperature is below freezing, and resulting in a phase change from water vapor (a gas) ...
and drought tolerant.[
]
See also
* List of ''Acacia'' species
References
{{Taxonbar, from=Q9565743
jibberdingensis
Acacias of Western Australia
Plants described in 1927
Taxa named by Joseph Maiden
Taxa named by William Blakely