Biology:Acacia amanda

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Short description: Species of legume

Acacia amanda
NT (TPWCA)[1]
Scientific classification edit
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Fabales
Family: Fabaceae
Subfamily: Caesalpinioideae
Clade: Mimosoid clade
Genus: Acacia
Species:
A. amanda
Binomial name
Acacia amanda
G.J.Leach[2][3]
Acacia amandaDistMap30.png
Occurrence data from AVH
Synonyms[4]

Racosperma amanda (G.J.Leach) Pedley

Acacia amanda is a shrub in the genus Acacia that is native to Northern Territory.[5][1]

Description

Acacia amanda is an erect, often multi-stemmed shrub which grows from 0.4–2 m high. Its branchlets are smooth, and have a waxy bloom. The dull grey green phyllodes are narrowly elliptic, straight to strongly recurved, and 38–124 mm long by 8–36 mm wide, and have three main nerves. The inflorescences are simple or racemose with the raceme axes 75–180 mm long on peduncles 15–35 mm long with 1–3 per axil. The heads are globular with 35–53 flowers, and golden. Flowers are 5-merous and have free sepals. The pods are narrow with the seeds raising the pods prominently and they are straight and 42–110 mm long by 7–13 mm wide and are papery and thin. The seeds are without arils and 6–7.5 mm long, and a dull, dark brown or black.

It is found along seasonal creek lines and clay flats downstream from the Koolpin gorge.

It flowers from May to November.[6]

Taxonomy

The species was first formally described by the botanist Gregory John Leach in 2001.[2]https://species.wikimedia.org/wiki/Gregory_John_Leach[3] It was reclassified as Racosperma amanda in 2003 and then transferred back to the genus Acacia in 2006.[7]

Distribution

It is endemic to a small area on the Arnhem Plateau, in Kakadu.[6][5][1]

Etymology

The specific epithet comes from Amanda, the first name of the wife of the species author.[5]

See also

References

  1. 1.0 1.1 1.2 "Acacia amanda: NT Flora". http://eflora.nt.gov.au/factsheet?id=22880. 
  2. 2.0 2.1 "Acacia amanda". Australian Plant Name Index (APNI), IBIS database. Centre for Plant Biodiversity Research, Australian Government. https://biodiversity.org.au/nsl/services/rest/name/apni/168449. 
  3. 3.0 3.1 Leach, G.J. in Orchard, A.E. & Wilson, A.J.G. (ed.) (2001) Appendix. Flora of Australia 11B: 488
  4. "Acacia amanda G.J.Leach | Plants of the World Online | Kew Science". http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:20001392-1. 
  5. 5.0 5.1 5.2 Leach, G.J. (2018) Acacia amanda. In: Flora of Australia. Australian Biological Resources Study, Department of the Environment and Energy, Canberra. Retrieved 27 August 2019
  6. 6.0 6.1 "Acacia amanda". World Wide Wattle. Western Australian Herbarium. http://worldwidewattle.com/speciesgallery/amanda.php?id=20551. Retrieved 27 August 2019. 
  7. "Acacia amanda". Atlas of Living Australia. Global Biodiversity Information Facility. https://bie.ala.org.au/species/http://id.biodiversity.org.au/node/apni/2920263#names. Retrieved 27 August 2019. 

Wikidata ☰ Q9562020 entry