Isopogon attenuatus | |
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In the Australian National Botanic Gardens | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Order: | Proteales |
Family: | Proteaceae |
Genus: | Isopogon |
Species: | I. attenuatus |
Binomial name | |
Isopogon attenuatus | |
Occurrence data from Australasian Virtual Herbarium | |
Synonyms [1] | |
Isopogon attenuatus is a species of plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a shrub with oblong to spatula-shaped or linear leaves and spherical heads of yellow flowers.
Isopogon attenuatus is a shrub that typically grows to a height of 0.2–2 m (7.9 in–6 ft 6.7 in) and has mostly glabrous, brownish branchlets. The leaves are oblong to spatula-shaped or linear, 80–240 mm (3.1–9.4 in) long and 10–20 mm (0.39–0.79 in) wide on a petiole about 50 mm (2.0 in) long, with a sharp point on the tip. The flowers are arranged in sessile, more or less spherical heads 40–50 mm (1.6–2.0 in) in diameter. The involucral bracts are egg-shaped, the flowers 10–15 mm (0.39–0.59 in) long and creamy yellow to pale yellow. Flowering occurs from September to February and the fruit is a hairy nut, fused in a more or less spherical head about 25 mm (0.98 in) in diameter. [2] [3]
Isopogon attenuatus was first formally described in 1810 by Robert Brown in the Transactions of the Linnean Society of London . [4] [5]
This isopogon grows in woodland with a heathy understorey, in scattered population from near Perth to Albany and Mount Manypeaks, in the south-west of Western Australia. [2] [3]
Isopogon attenuatus is classified as "not threatened" by the Government of Western Australia Department of Parks and Wildlife. [3]
Isopogon dawsonii, commonly known as the Nepean conebush, is a shrub of the family Proteaceae and is endemic eastern to New South Wales. It has pinnate leaves with narrow segments and spherical heads of creamy yellow to greyish white flowers.
Isopogon formosus, commonly known as rose coneflower, is a species of flowering plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a shrub with divided leaves with cylindrical segments, and spherical to oval heads of pink or red flowers.
Isopogon cuneatus, commonly known as coneflower, is a species of plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a shrub with oblong to egg-shaped leaves with the narrower end towards the base, and flattened-spherical heads of glabrous pale to purplish pink flowers.
Banksia formosa, commonly known as showy dryandra, is a species of shrub that is endemic to the south-west of Western Australia. It has pinnatipartite leaves with up to forty triangular lobes on each side, up to more than two hundred, conspicuous golden orange flowers and up to sixteen egg-shaped follicles in each head.
Banksia mucronulata, commonly known as swordfish dryandra, is a species of shrub that is endemic to Western Australia. It has spreading, hairy stems, linear, deeply pinnatifid leaves with sharply-pointed lobes, pale yellow to cream-coloured flowers in heads of between 80 and 180, and egg-shaped follicles.
Banksia obtusa, commonly known as shining honeypot, is a species of shrub that is endemic to the south-west of Western Australia. It has underground stems, linear pinnatifid leaves with triangular lobes on each side, cream-coloured to yellow flowers in heads of up to seventy, surrounded by dark reddish bracts and egg-shaped follicles.
Isopogon sphaerocephalus, commonly known as drumstick isopogon or Lesueur isopogon, is a species of plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a shrub with linear to narrow egg-shaped leaves and spherical heads of hairy white to creamy yellow flowers.
Isopogon trilobus, commonly known as barrel coneflower, is a species of flowering plant in the family Proteaceae and is endemic to South Coast Western Australia. It is a shrub with wedge-shaped leaves with lobed or toothed leaves, and oval, spherical or barrel-shaped heads of cream-coloured to yellow flowers.
Isopogon prostratus, commonly known as prostrate cone-bush, is a species of plant in the family Proteaceae and is endemic to south-eastern Australia. It is a prostrate shrub with divided leaves with linear lobes, and more or less spherical heads of yellow flowers on the ends of branchlets.
Isopogon asper is a species of plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a low shrub with crowded pinnate leaves and flattened spherical heads of glabrous pink flowers.
Persoonia spathulata is a species of flowering plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is an erect to spreading shrub with hairy young branchlets, spatula-shaped leaves, and yellow flowers arranged singly or in pairs on a rachis up to 2 mm (0.079 in) long that continues to grow after flowering.
Isopogon alcicornis, commonly known as the elkhorn coneflower, is a plant in the family Proteaceae and is endemic to part of the South Coast Western Australia. It is a low shrub with pinnately-lobed leaves and oval heads of hairy, white or pink flowers.
Isopogon axillaris is a species of plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a shrub with thick, linear to lance-shaped leaves with the narrower end towards the base and oval heads of pink or purple flowers.
Isopogon buxifolius is a species of plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is an upright shrub with egg-shaped to elliptic or oblong leaves and clustered spikes of pink flowers.
Isopogon divergens, commonly known as spreading coneflower, is a species of plant in the family Proteaceae and is endemic to the south-west of Western Australia. It is a shrub with pinnate leaves and more or less spherical heads of glabrous pink flowers followed by an oval to cylindrical fruiting cone.
Isopogon teretifolius, commonly known as nodding coneflower, is a species of flowering plant in the family Proteaceae and is endemic to the southwest of Western Australia It is an erect shrub with cylindrical, sometimes branched leaves, and flattened-spherical heads of hairy pinkish flowers.
Isopogon spathulatus is a species of flowering plant in the family Proteaceae and is endemic to south-western Western Australia. It is a shrub with linear to egg-shaped leaves with the narrower end towards the base, and more or less spherical heads of hairy pink flowers.
Isopogon polycephalus, commonly known as clustered coneflower, is a species of plant in the family Proteaceae and is endemic to the South coast of Western Australia. It is a spreading shrub with linear to lance-shaped leaves with the narrower end towards the base, and clusters of more or less spherical heads of white, cream-coloured or yellow flowers.
Petrophile filifolia is a species of flowering plant in the family Proteaceae and is endemic to southwestern Western Australia. It is a small shrub with curved, long, needle-shaped leaves and more or less spherical heads of hairy cream-coloured to pale yellow flowers.
Petrophile rigida is a species of flowering plant in the family Proteaceae and is endemic to southwestern Western Australia. It is a shrub with rigid, branched, needle-shaped, sharply-pointed leaves, and more or less spherical heads of hairy yellow flowers.