Biology:Leucopogon acuminatus

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Short description: Species of plant

Leucopogon acuminatus
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Ericales
Family: Ericaceae
Genus: Leucopogon
Species:
L. acuminatus
Binomial name
Leucopogon acuminatus
R.Br.[1]
Leucopogon acuminatusDistA2.png
Occurrence data from AVH
Synonyms[1]

Styphelia acuminata (R.Br.) Spreng.

Leucopogon acuminatus is a species of flowering plant in the heath family Ericaceae and is endemic to the Northern Territory. It is a compact, erect shrub with narrowly elliptic or lance-shaped leaves and small groups of white or cream-coloured flowers.

Description

Leucopogon acuminatus is a compact, erect or rounded shrub that typically grows to a height of 0.5–2 m (1 ft 8 in–6 ft 7 in) with soft hairs and prominent leaf scars on the branchlets. Its leaves are sessile, narrowly elliptic or lance-shaped, 5–17 mm (0.20–0.67 in) long and 1–2.5 mm (0.039–0.098 in) wide with a sharply-pointed tip. The flowers are arranged in pairs or three on a peduncle 0.5–1 mm (0.020–0.039 in) long with an egg-shaped bract about 0.5 mm (0.020 in) long and bracteoles 1.3–1.5 mm (0.051–0.059 in) long at the base. The sepals are egg-shaped, 2.2–2.5 mm (0.087–0.098 in) long and the petals are white or cream-coloured, joined at the base to form a tube about 1 mm (0.039 in) long with hairs inside, the lobes 1.8–2.3 mm (0.071–0.091 in) long. Flowering occurs from September to March and the fruit is a more or less spherical drupe 3.0–3.8 mm (0.12–0.15 in) long.[2]

Taxonomy and naming

Leucopogon acuminatus was first formally described in 1810 by Robert Brown in his Prodromus Florae Novae Hollandiae.[3][4] The specific epithet (acuminatus) means "pointed".[5]

Distribution and habitat

This leucopogon mainly grows in heath and woodland in the Top End of the Northern Territory from Bathurst and Melville Islands to the Gulf of Carpentaria and as far south as Katherine.[2]

References

  1. 1.0 1.1 "Leucopogon acuminatus". https://biodiversity.org.au/nsl/services/apc-format/display/106573. Retrieved 4 May 2022. 
  2. 2.0 2.1 "Leucopogon acuminatus". Northern Territory Government. http://eflora.nt.gov.au/factsheet?id=1904. 
  3. "Leucopogon acuminatus". APNI. https://id.biodiversity.org.au/instance/apni/536614. Retrieved 4 May 2022. 
  4. Brown, Robert (1810). Prodromus Florae Novae Hollandiae. London. p. 545. https://www.biodiversitylibrary.org/item/21871#page/413/mode/1up. Retrieved 4 May 2022. 
  5. Sharr, Francis Aubi; George, Alex (2019). Western Australian Plant Names and Their Meanings (3rd ed.). Kardinya, WA: Four Gables Press. p. 127. ISBN 9780958034180. 

Wikidata ☰ Q17241807 entry