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Andersonia grandiflora

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Andersonia grandiflora

Priority Four — Rare Taxa (DEC)
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Ericales
Family: Ericaceae
Genus: Andersonia
Species:
A. grandiflora
Binomial name
Andersonia grandiflora
Synonyms[1]
  • Andersonia spirophylla F.Muell. nom. inval., pro syn.
  • Sprengelia spirophylla F.Muell.

Andersonia grandiflora, commonly known as red andersonia,[2] is a species of flowering plant in the family Ericaceae and is endemic to the south-west of Western Australia. It is a prostrate cushion shrub with lance-shaped leaves and groups of two to four reddish orange, tube-shaped flowers.

Description

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Andersonia grandiflora is a prostrate, densely-branched cushion shrub, that typically grows to 5–25 cm (2.0–9.8 in) high. Its leaves are lance-shaped, 4–15 mm (0.16–0.59 in) long and 1–4 mm (0.039–0.157 in) wide. The flowers are arranged in clusters of two to four on the ends and sides of branches, with leaf-like bracts sometimes longer than the flowers and keeled bracteoles about half as long as the sepals. The sepals are lance-shaped, 10–15 mm (0.39–0.59 in) long and glabrous, the petals reddish-orange and shorter than the sepals, with lobes longer than the petal tube and with a few soft hairs inside. The stamens are slightly longer than the petal tube with hairy filaments. Flowering occurs from July to October.[2][3][4][2]

Taxonomy

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Andersonia grandiflora was first formally described in 1859 by Sergei Sergeyevich Sheglejev in the Bulletin de la Société impériale des Naturalistes de Moscou from specimens collected by James Drummond.[5] The specific epithet (grandiflora) means 'large-flowered'.[6]

Distribution and habitat

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This species of Andersonia grows in boggy flats and rocky slopes in the Stirling Range National Park and surrounding areas in the Esperance Plains and Jarrah Forest bioregions of south-western Western Australia.[3][2]

Conservation status

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Andersonia grandiflora is listed as "Priority Four" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions, meaning that it is rare or near threatened.[2][7]

References

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  1. ^ a b "Andersonia grandiflora". Australian Plant Census. Retrieved 30 October 2024.
  2. ^ a b c d e "Andersonia grandiflora". FloraBase. Western Australian Government Department of Biodiversity, Conservation and Attractions.
  3. ^ a b Watson, Leslie (1962). "A taxonomic revision of the genus Andersonia R.Br. (Epacridaceae)". Kew Bulletin. 16 (1): 109–110. doi:10.2307/4120354. Retrieved 30 October 2024.
  4. ^ Bentham, George (1868). Flora Australiensis. Vol. 4. London: Lovell Reeves & Co. p. 252. Retrieved 30 October 2024.
  5. ^ Sheglejev, Sergei S. (1859). "Epacridearum Novarum". Bulletin de la Société impériale des naturalistes de Moscou. 32 (1): 21. Retrieved 30 October 2024.
  6. ^ George, Alex; Sharr, Francis (2021). Western Australian Plant Names and Their Meanings (4th ed.). Kardinya, WA: Four Gables Press. p. 210. ISBN 9780958034180.
  7. ^ "Conservation codes for Western Australian Flora and Fauna" (PDF). Government of Western Australia Biodiversity, Conservation and Attractions. Retrieved 30 October 2024.