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Callitris oblonga

From Wikipedia, the free encyclopedia
Species of conifer

Callitris oblonga
Scientific classificationEdit this classification
Kingdom:Plantae
Clade:Tracheophytes
Clade:Gymnospermae
Division:Pinophyta
Class:Pinopsida
Order:Cupressales
Family:Cupressaceae
Genus:Callitris
Species:
C. oblonga
Binomial name
Callitris oblonga
Subspecies
  • C. o.subsp. oblonga
  • C. o.subsp. corangensisK.D. Hill
  • C. o.subsp. parvaK.D. Hill

Callitris oblonga, also known as theSouth Esk pine,[2]pygmy cypress pine,[3]pigmy cypress pine,river pine, orTasmanian cypress pine,[4] is a species ofconifer in the familyCupressaceae. It isendemic to Australia, where it is native toNew South Wales andTasmania,[5] with one subspecies introduced inVictoria.[6] It is consideredvulnerable and faces a number of threats includingland clearing,habitat degradation, and damage from or competition withinvasive species.[7]

Taxonomy

[edit]

There are three subspecies currently recognised:[7]

  • C. o. oblonga – northeast Tasmania,[7] introduced in Victoria[6]
  • C. o. corangensis (K.D. Hill) –New England Tablelands in northern New South Wales[7]
  • C. o. parva (K.D. Hill) –Corang River catchment in southern New South Wales[7]

Description

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Callitris oblonga is anevergreen shrub or small tree growing to 5 meters tall with leaves measuring 4-5 millimeters long.[8] This species ismonoecious. The femalecones are egg shaped, measuring 12-15 millimeters in diameter,sessile or borne on short fruiting branchlets, and may occur singly or in clusters.[5]

References

[edit]
  1. ^Thomas, P. (2013)."Callitris oblonga".IUCN Red List of Threatened Species.2013: e.T30542A2794516.doi:10.2305/IUCN.UK.2013-1.RLTS.T30542A2794516.en.
  2. ^Wapstra, Hans; Wapstra, Annie; Wapstra, Mark; Gilfedder, Louise."The Little Book of Common Names for Tasmanian Plants"(PDF).Department of Primary Industries, Parks, Water and Environment. Retrieved24 December 2017.
  3. ^"Pygmy Cypress Pine – profile".NSW Department of Planning and Environment. Retrieved3 December 2022.
  4. ^Eckenwalder, J.E. 2009.Conifers of the World: The Complete Reference. Timber Press
  5. ^ab"Callitris oblonga (pigmy cypress-pine)".The Gymnosperm Database. Retrieved3 December 2022.
  6. ^ab"Callitris oblonga subsp. oblonga".VicFlora.Royal Botanic Gardens Victoria. Retrieved3 December 2022.
  7. ^abcdeThomas, P (2013)."Callitris oblonga".IUCN Red List of Threatened Species.doi:10.2305/IUCN.UK.2013-1.RLTS.T30542A2794516.en. Retrieved3 December 2022.
  8. ^"Callitris oblonga".New South Wales Flora Online. Retrieved3 December 2022.
Callitris oblonga


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