Acacia argentina

Acacia argentina is a species of Acacia native to eastern Australia.[1]

Acacia argentina
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Clade: Mimosoideae
Genus: Acacia
Species:
A. argentina
Binomial name
Acacia argentina

Description

The shrub typically grows to a height of 4 m (13 ft). It has terete and glaucous branchlets that have sparse to moderate indumentum that extend to the axis of the leaves and 0.3 to 0.5 mm (0.012 to 0.020 in) long hairs. The new branchlet tips are silvery grey in colour but tinged with yellow. The bipinnate shaped leaves are grey-green with a length of 8 to 24 mm (0.31 to 0.94 in). There are two or three pairs of pinnae per leaf, each having a length of 13 to 20 mm (0.51 to 0.79 in) and containing six to nine leaflet pairs. The leaflets have an oblong shape with a length of 6 to 9 mm (0.24 to 0.35 in) and a width of 1.4 to 2.8 mm (0.055 to 0.110 in). It flowers between July and September. The simple axillary inflorescences have up to eight branches each containing a yellow spherical flowerhead with a diameter of around 5 mm (0.20 in) composedof 20 to 24 flowers. Following flowering linear seed pods with a length of about 6 cm (2.4 in) covered with stiff hairs. The species resembles Acacia chinchillensis but is taller with wider leaflets.

Taxonomy

The species was first formally described by the botanist Leslie Pedley in 2006 as part of the work Notes on Acacia Mill. (Leguminosae: Mimosoideae), chiefly from Queensland as published in the journal Austrobaileya.[2]

Distribution

The species has a limited range and is only found in a small area in the sandstone parts of the upper catchment areas of smaller tributaries of the Dawson River to the north of Taroom in south western Queensland.[3]

See also

References
  1. "Acacia argentina". Wetlandinfo. Queensland Government. Retrieved 17 September 2016.
  2. "Acacia argentina Pedley". Atlas of Living Australia. Global Biodiversity Information Facility. Retrieved 3 February 2019.
  3. "Acacia argentina Pedley". Wattle - Acacias of Australia. Department of the Environment and Energy. Retrieved 3 February 2019.
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