Biology:Leucopogon flavescens

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Short description: Species of plant

Leucopogon flavescens
Leucopogon flavescens.jpg
Subspecies brevifolius
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Ericales
Family: Ericaceae
Genus: Leucopogon
Species:
L. flavescens
Binomial name
Leucopogon flavescens
Sond.[1]
Leucopogon flavescensDistA66.png
Occurrence data from AVH
Synonyms[1]

Styphelia flavescens (Sond.) F.Muell.

Habit near the Fitzgerald River National Park

Leucopogon flavescens is a species of flowering plant in the heath family Ericaceae and is endemic to the south-west of Western Australia. It is a shrub with oblong leaves and white, tube-shaped flowers that are densely bearded on the inside.

Description

Leucopogon flavescens is an erect shrub that typically grows up to a height of 0.6–1.2 m (2 ft 0 in–3 ft 11 in) and has minutely, softly-hairy branches. Its leaves are moderately crowded, oblong, 6–12 mm (0.24–0.47 in) long on a very short petiole. The flowers are arranged singly in leaf axils with bracteoles but no bracts at the base. The sepals are less than 2 mm (0.079 in) long, the petals white and densely hairy on the inside.[2]

Taxonomy and naming

Leucopogon flavescens was first formally described in 1845 by Otto Wilhelm Sonder in Johann Georg Christian Lehmann's Plantae Preissianae.[3][4] The specific epithet (flavescens) means "yellowish", referring to the leaves when dried.[5]

In 1868, George Bentham described two varieties of L. flavescens in Flora Australiensis,[2] and the names are accepted by the Australian Plant Census:

  • Leucopogon flavescens var. brevifolius Benth.;[6]
  • Leucopogon flavescens Benth. var. flavescens Hislop.[7]

Distribution

This leucopogon occurs in the Avon Wheatbelt, Esperance Plains and Jarrah Forest bioregions in the south-west of Western Australia.[8]

Conservation status

Leucopogon flavescens is listed as "not threatened" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions.[8]

References

  1. 1.0 1.1 "Leucopogon flavescens". https://biodiversity.org.au/nsl/services/apc-format/display/99278. Retrieved 24 October 2022. 
  2. 2.0 2.1 Bentham, George (1868). Flora Australiensis. 4. London: Lovell Reeve & Co.. p. 213. https://www.biodiversitylibrary.org/page/11266434#page/222/mode/1up. Retrieved 24 October 2022. 
  3. "Leucopogon flavescens". APNI. https://id.biodiversity.org.au/instance/apni/525768. Retrieved 24 October 2022. 
  4. Sonder, Otto W. (1845). Plantae Preissianae. 1. Hamburg. p. 322. https://www.biodiversitylibrary.org/item/199352#page/682/mode/1up. Retrieved 24 October 2022. 
  5. Sharr, Francis Aubi; George, Alex (2019). Western Australian Plant Names and Their Meanings (3rd ed.). Kardinya, WA: Four Gables Press. p. 200. ISBN 9780958034180. 
  6. "Leucopogon flavescens var. brevifolius". https://biodiversity.org.au/nsl/services/apc-format/display/99297. Retrieved 24 October 2022. 
  7. "Leucopogon flavescens var. flavescens". https://biodiversity.org.au/nsl/services/apc-format/display/99311. Retrieved 24 October 2022. 
  8. 8.0 8.1 "Styphelia flavescens". FloraBase. Western Australian Government Department of Parks and Wildlife. https://florabase.dpaw.wa.gov.au/browse/profile/49804. 

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