Biology:Callitris oblonga
| Callitris oblonga | |
|---|---|
| |
Scientific classification 
| |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Gymnospermae |
| Division: | Pinophyta |
| Class: | Pinopsida |
| Order: | Cupressales |
| Family: | Cupressaceae |
| Genus: | Callitris |
| Species: | C. oblonga
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| Binomial name | |
| Callitris oblonga A. Rich. & Rich.
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| Subspecies | |
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Callitris oblonga, also known as the South Esk pine,[2] pygmy cypress pine,[3] pigmy cypress pine, river pine, or Tasmanian cypress pine,[4] is a species of conifer in the family Cupressaceae. It is endemic to Australia, where it is native to New South Wales and Tasmania,[5] with one subspecies introduced in Victoria.[6] It is considered vulnerable and faces a number of threats including land clearing, habitat degradation, and damage from or competition with invasive species.[7]
Taxonomy
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
Callitris oblonga is an evergreen shrub or small tree growing to 5 meters tall with leaves measuring 4-5 millimeters long.[8] This species is monoecious. The female cones 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
- ↑ Thomas, P. (2013). "Callitris oblonga". IUCN Red List of Threatened Species 2013: e.T30542A2794516. doi:10.2305/IUCN.UK.2013-1.RLTS.T30542A2794516.en. https://www.iucnredlist.org/species/30542/2794516.
- ↑ Wapstra, Hans; Wapstra, Annie; Wapstra, Mark; Gilfedder, Louise. "The Little Book of Common Names for Tasmanian Plants". http://dpipwe.tas.gov.au/Documents/Common_names_booklet.pdf.
- ↑ "Pygmy Cypress Pine – profile". https://www.environment.nsw.gov.au/threatenedspeciesapp/profile.aspx?id=10132.
- ↑ Eckenwalder, J.E. 2009. Conifers of the World: The Complete Reference. Timber Press
- ↑ 5.0 5.1 "Callitris oblonga (pigmy cypress-pine)". https://www.conifers.org/cu/Callitris_oblonga.php.
- ↑ 6.0 6.1 "Callitris oblonga subsp. oblonga". Royal Botanic Gardens Victoria. https://vicflora.rbg.vic.gov.au/flora/taxon/c459491a-71dd-4519-bd47-bd726edb7ef1.
- ↑ 7.0 7.1 7.2 7.3 7.4 Thomas, P (2013). Callitris oblonga. doi:10.2305/IUCN.UK.2013-1.RLTS.T30542A2794516.en. https://www.iucnredlist.org/species/30542/2794516. Retrieved 3 December 2022.
- ↑ "Callitris oblonga". https://plantnet.rbgsyd.nsw.gov.au/cgi-bin/NSWfl.pl?page=nswfl&lvl=sp&name=Callitris~oblonga.
Wikidata ☰ Q2934279 entry
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