Acacia aestivalis | |
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In the Australian National Botanic Gardens | |
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. aestivalis |
Binomial name | |
Acacia aestivalis | |
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Occurrence data from AVH | |
Synonyms [1] | |
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Acacia aestivalis is a species of flowering plant in the family Fabaceae and is endemic to the south-west of Western Australia. It is a bushy shrub or tree with linear to narrowly lance-shaped phyllodes, the narrower end towards the base, racemes of 5 to 11 spherical heads of golden-yellow flowers, and glabrous, papery to thinly leathery pods.
Acacia aestivalis is a bushy shrub or tree that typically grows to a height of 2–4 m (6 ft 7 in – 13 ft 1 in) and has glabrous branchlets. Its phyllodes are linear to lance-shaped with the narrower end towards the base, mostly 60–110 mm (2.4–4.3 in) long and 2.5–7 mm (0.098–0.276 in) wide, with 1 or 2 glands 10–35 mm (0.39–1.38 in) above the base of the phyllode. The flowers are arranged in racemes 10–50 mm (0.39–1.97 in) long, of 5 to 11 spherical heads, 3.5–4.0 mm (0.14–0.16 in) in diameter, each head on a hairy on a peduncle 2.5–5 mm (0.098–0.197 in) long. The heads contains 15 to 25 golden-yellow flowers. Flowering occurs from November to December and the pod is papery to thinly leathery, up to 170 mm (6.7 in) long and 10–22 mm (0.39–0.87 in) wide, containing dull dark brown, oblong seeds 7–9 mm (0.28–0.35 in) long with a brittle, reddish-brown aril on the end. [2] [3]
Acacia aestivalis was first formally described in 1904 by the botanist Ernst Georg Pritzel in Botanische Jahrbücher für Systematik, Pflanzengeschichte und Pflanzengeographie from specimens collected near Moora. [4] [5]
The specific epithet, aestivalis, is derived from Latin and means "pertaining to the summer". [6]
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Acacia prismifolia is a shrub of the genus Acacia and the subgenus Plurinerves that is endemic to a small area of south western Australia. It was once thought to be extinct until a specimen was found in 2018.
Grevillea eremophila is a species of flowering plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is an erect shrub with leathery, linear to narrowly egg-shaped leaves with the narrower end towards the base, and creamy-white flowers.
Conospermum eatoniae, commonly known as blue lace, is a species of flowering plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a spreading shrub with egg-shaped leaves only present on young plants, and panicles of glabrous blue, tube-shaped flowers with pale green bracteoles.
Styphelia tamminensis is a species of flowering plant in the heath family Ericaceae and is endemic to the southwest of Western Australia. It is a slender shrub with many branches, overlapping triangular to egg-shaped leaves and white, tube-shaped flower arranged singly in upper leaf axils.
Goodenia nuda is a species of flowering plant in the family Goodeniaceae and is endemic to the Pilbara region of Western Australia. It is an erect to ascending herb with elliptic to lance-shaped leaves at the base of the plant, and racemes of yellow flowers.
Daviesia decipiens is a species of flowering plant in the family Fabaceae and is endemic to the south-west of Western Australia. It is an intricately-branched shrub with scattered, sharply-pointed oblong or tapering phyllodes, and orange, maroon and crimson flowers.
Daviesia dielsii, commonly known as Diels' daviesia, is a species of flowering plant in the family Fabaceae and is endemic to the south-west of Western Australia. It is on intricately-branched shrub with sharply-pointed, egg-shaped, vertically compressed phyllodes, and yellow and red flowers.
Lechenaultia juncea, commonly known as reed-like leschenaultia, is a species of flowering plant in the family Goodeniaceae and is endemic to the south-west of Western Australia. It is an erect, perennial herb or shrub with crowded, fleshy leaves, and pale blue flowers.
Lasiopetalum microcardium is a species of flowering plant in the family Malvaceae and is endemic to the south-west of Western Australia. It is a low, spreading or straggling shrub with hairy stems, heart-shaped leaves and blue, purple or white flowers.
Thomasia dielsii is a species of flowering plant in the family Malvaceae and is endemic to the south-west of Western Australia. It is a low, erect to spreading shrub with egg-shaped leaves with wavy edges, and purple, violet and blue flowers.
Thomasia multiflora is a species of flowering plant in the family Malvaceae and is endemic to the south-west of Western Australia. It is a low, spreading shrub with broadly egg-shaped leaves and mauve flowers.
Conostylis phathyrantha is a rhizomatous, tufted perennial, grass-like plant or herb in the family Haemodoraceae and is endemic to the south of Western Australia. It has flat, glabrous leaves, and yellow, tubular flowers.
Swainsona tenuis is a species of flowering plant in the family Fabaceae and is endemic to western continental Australia. It is a prostrate perennial herb with many stems, imparipinnate leaves with 5 to 9 egg-shaped leaflets with the narrower end towards the base, to linear or elliptic leaflets, and racemes of up to 7 purple flowers.