Biology:Homoranthus decumbens

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Short description: Species of flowering plant


Homoranthus decumbens
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Myrtales
Family: Myrtaceae
Genus: Homoranthus
Species:
H. decumbens
Binomial name
Homoranthus decumbens
Byrnes Craven & S.R.Jones[1]
HomoranthusdecumbensDistMap14.png
Occurrence data from AVH
Synonyms[1]
  • Darwinia decumbens Byrnes

Homoranthus decumbens is a plant in the myrtle family Myrtaceae and is endemic to a small area in Queensland. It is a low, spreading shrub with cylindrical leaves arranged in alternating opposite pairs. The flowers are yellowish green and arranged singly in upper leaf axils.[2][3][4]

Description

Flowers September to December and fruits October to December.[5]

Taxonomy and naming

This species was first formally described in 1984 by Norman Byrnes who gave it the name of Darwinia decumbens and published the description in Austrobaileya.[6] In 1991, Lyndley Craven and S.R.Jones changed the name to Homoranthus decumbens.[7] The specific epithet (decumbens) is a Latin word meaning "lying down" or "reclining".[8]

Distribution and habitat

Found in a small area north of Chinchilla Queensland. Grows on deep sandy soils in heath and shrubby woodland on flat terrain.[5]

Conservation

Homoranthus decumbens is listed as "endangered" under the Australian Government EPBC Act of 1999.[4] A very rare species with a highly restricted distribution. A ROTAP code of 2VC is appropriate, Briggs and Leigh (1996). IUCN (2010) considered vulnerable.[5]

References

  1. 1.0 1.1 "Homoranthus decumbens". World Checklist of Selected Plant Families (WCSP). Royal Botanic Gardens, Kew. http://wcsp.science.kew.org/namedetail.do?name_id=100142. 
  2. Byrnes, Norman B. (1984). "A new species of genus Darwinia (Myrtaceae) for Queensland". Austrobaileya 2 (1): 15–16. 
  3. Bean, Tony; Mayhew, Melissa. "Homoranthus decumbens". The State of Queensland Department of Environment and Science. https://wetlandinfo.ehp.qld.gov.au/wetlands/ecology/components/species/?homoranthus-decumbens. Retrieved 24 August 2018. 
  4. 4.0 4.1 "Approved Conservation Advice for Homoranthus decumbens (a shrub)". Australian Government Department of the Environment. http://www.environment.gov.au/biodiversity/threatened/species/pubs/55186-conservation-advice.pdf. Retrieved 24 August 2018. 
  5. 5.0 5.1 5.2 Copeland, Lachlan M.; Craven, Lyn A.; Bruhl, Jeremy J. (2011). "A taxonomic review of Homoranthus (Myrtaceae: Chamelaucieae)". Australian Systematic Botany 24 (6): 351. doi:10.1071/SB11015. 
  6. "Darwinia decumbens". APNI. https://id.biodiversity.org.au/instance/apni/495989. Retrieved 24 August 2018. 
  7. "Homoranthus decumbens". APNI. https://id.biodiversity.org.au/instance/apni/551781. Retrieved 24 August 2018. 
  8. Brown, Roland Wilbur (1956). The Composition of Scientific Words. Washington, D.C.: Smithsonian Institution Press. p. 255. 

External links

Wikidata ☰ Q15366854 entry