''Acacia centrinervia'', commonly known as hairy white wattle,
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 ''Phyllodineae'' that is native to parts of 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 ...
.
Description
The shrub has erect or bushy habit and typically grows to a height of . It has hairy green, straight, narrowly elliptic to narrowly oblanceolate shaped
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 length of and a width of and has a prominent midrib.
It flowers in the springtime between August and November producing single
inflorescence
An inflorescence is a group or cluster of flowers arranged on a stem that is composed of a main branch or a complicated arrangement of branches. Morphologically, it is the modified part of the shoot of seed plants where flowers are formed o ...
s that are found in the axil of the phyllodes. The spherical flower-heads with a diameter of around contain 20 bright yellow flowers.
Taxonomy
The species was first formally described by the botanists
Joseph Maiden
Joseph Henry Maiden (25 April 1859 – 16 November 1925) was a botanist who made a major contribution to knowledge of the Australian flora, especially the genus ''Eucalyptus''. This botanist is denoted by the author abbreviation when citing ...
and
William Blakely
William Faris Blakely (November 1875 – 1 September 1941) was an Australian botanist and collector. From 1913 to 1940 he worked in the National Herbarium of New South Wales, working with Joseph Maiden on ''Eucalyptus'', Maiden named a ''red g ...
in 1927 as published in ''Journal and Proceedings of the Royal Society of New South Wales''. It was reclassified as ''Racosperma centrinervium'' by
Leslie Pedley
Leslie Pedley (19 May 1930 – 27 November 2018)IPNILeslie Pedley/ref> was an Australian botanist who specialised in the genus ''Acacia''. He is notable for bringing into use the generic name ''Racosperma'', creating a split in the genus, which r ...
in 1987 then transferred back to the genus ''Acacia'' in 2006.
It is very closely related to ''
Acacia lineata''.
[
]
Distribution
The shrub is found in two disjunct populations, one around Parkes in New South Wales
)
, nickname =
, image_map = New South Wales in Australia.svg
, map_caption = Location of New South Wales in AustraliaCoordinates:
, subdivision_type = Country
, subdivision_name = Australia
, established_title = Before federation
, es ...
and the other near the 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_ ...
- New South Wales border.[
]
See also
* List of ''Acacia'' species
References
{{Taxonbar, from=Q21232239
centrinervia
Flora of New South Wales
Flora of Queensland
Plants described in 1927
Taxa named by Joseph Maiden
Taxa named by William Blakely