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Topic: Araucariaceae


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In the News (Wed 25 Nov 09)

  
  Encyclopedia: Wollemia
All that was at first suspected by the botanists was that it had certain characteristics of the 200-million-year-old family Araucariaceae, but was not the same as any living species in the family.
Comparison with living and fossilised Araucariaceae proved that it was a member of that family, and it was placed into a new genus with the other extant genera Agathis and Araucaria.
Araucariaceae May 10 is the 130th day of the year in the Gregorian Calendar (131st in leap years).
www.nationmaster.com /encyclopedia/Wollemia   (1533 words)

  
 Araucariaceae - Wikipedia, the free encyclopedia
The Araucariaceae are a very ancient family of conifers.
The petrified wood of the famous Petrified Forest east of Holbrook, Arizona are fossil Araucariaceae.
The trees washed from where they grew in seasonal flooding and accumulated on sandy delta mudflats, where they were buried by silt and periodically by layers of volcanic ash which mineralized the wood.
en.wikipedia.org /wiki/Araucariaceae   (331 words)

  
 "ARAUCARIACEAE" related terms, short phrases and links (Archive 2004)
Araucariaceae - Description of the family, including geographic distribution, taxonomy, ethnobotany, and paleobotany.
It was duly placed into a new genus in the Family Araucariaceae with the other extant genera Agathis and Araucaria.
Enright, N.J.; Ogden, J.; Rigg, L.S. Dynamics of forests with Araucariaceae in the western Pacific.
www.keywen.com /en/ARAUCARIACEAE   (202 words)

  
 Araucariaceae   (Site not responding. Last check: 2007-11-07)
In the forests where they occur, they are usually dominant trees, often the largest species in the forest; the largest is Araucariahunsteinii, reported to 89 m tall in New Guinea, with several otherspecies reaching 50-65 m tall.
The petrified wood of the famous Petrified Forest east of Holbrook,Arizona are fossil Araucariaceae.
The trees washed from where they grew in seasonal flooding and accumulated on sandy delta mudflats, where theywere buried by silt and periodically by layers of volcanic ash which mineralized the wood.
www.therfcc.org /araucariaceae-128066.html   (308 words)

  
 Araucariaceae of New-Caledonia: endemic species in danger
New Caledonia harbours 45% of species of the family Araucariaceae, belonging to the conifers, recorded in the world, divided between the two genera Araucaria (columnar pines) and Agathis (kaoris).
The Araucariaceae in New Caledonia are all trees.
This state-of-the-art review of knowledge on the Araucariaceae could provide keys to a better understanding of the origins of the species diversity, their affinities and the role of each in the flora of New Caledonia.
www.eurekalert.org /pub_releases/2004-01/idrp-aon010604.php   (908 words)

  
 Directory - Science: Biology: Flora and Fauna: Plantae: Coniferophyta: Araucariaceae
Araucariaceae  · cached · Life history and ecology of the family.
The Araucariaceae  · cached · Monoecious or dioecious trees comprising two genera and about 30 species of the Southern Hemisphere.
Araucariaceae  · cached · Description of the family, including geographic distribution, taxonomy, ethnobotany, and paleobotany.
www.incywincy.com /default?p=27336   (63 words)

  
 Systematics of Agathis
Agathis ovata (Araucariaceae), the <>, at 200 m altitude at the eastern end of the Plaine des Lacs, southern New Caledonia.
Araucaria columnaris (Araucariaceae), the <>, forming a stand alongside an inlet of the sea at Oro, east coast of the Isle of Pines, southern New Caledonia.
Agathis ovata (Araucariaceae), the <>, in thick mist and driving rain at 900 m altitude, upper valley of the Koéalagoguamba, Monts Dzumac, southern New Caledonia.
users.ox.ac.uk /~scat1055/agathis/images.htm   (328 words)

  
 Australia's own living fossil - The Wollemi Pine from 50 million years ago   (Site not responding. Last check: 2007-11-07)
Araucariaceae in the fossil record in southern Australia about 50 million years ago.
The family Araucariaceae is an important group in studying the history of our flora.
Araucariaceae had a world-wide distribution in the Jurassic and Cretaceous periods 200 to 65
earthsci.org /geotime/wollemi/wollemi.htm   (532 words)

  
 Araucariaceae Symposium
Of those attending, all had an interest in the Araucariaceae, from the lover of these magnificent trees through the propagator, to plants person/gardener, scientist, botanist including many other avenues of interest with valuable information from International Personnel presenting papers.
The Araucariaceae, comprising the Agathis, Araucaria, Wollemia genera, is arguably the most magnificent family of trees to have ever graced our planet.
Because of the increasing fascination worldwide with subjects related to the dinosaur age and the "greening of Gondwana", the revival of interest in the Araucariaceae is both timely and justified.
www.conifers.co.nz /araucaria_symposium   (1492 words)

  
 TerritorioScuola OpenDirectoryProject > Science> Biology> Flora and Fauna> Plantae> Coniferophyta> Araucariaceae   (Site not responding. Last check: 2007-11-07)
Araucariaceae - - Life history and ecology of the family.
Araucariaceae - - Description of the family, including geographic distribution, taxonomy, ethnobotany, and paleobotany.
The Araucariaceae - - Monoecious or dioecious trees comprising two genera and about 30 species of the Southern Hemisphere.
www.territorioscuola.com /dmoz.php3/Science/Biology/Flora_and_Fauna/Plantae/Coniferophyta/Araucariaceae   (94 words)

  
 Araucariaceae at opensource encyclopedia   (Site not responding. Last check: 2007-11-07)
The family Araucariaceae are considered a very ancient lineage of the Conifers.
There are relatively few genera alive today, widely distributed but confined to the southern hemisphere, relicts of a group that formerly existed almost worldwide
Pinaceae - Araucariaceae - Podocarpaceae - Phyllocladaceae - Sciadopityaceae - Cupressaceae - Cephalotaxaceae - Taxaceae
wiki.tatet.org /Araucariaceae.html   (221 words)

  
 BGT - Age & ancestry   (Site not responding. Last check: 2007-11-07)
Morphological, wood anatomy and DNA analysis suggest that the Wollemi is a new genus, falling between the two previously known living genera: Agathis and Araucaria.
There are Triassic fossil examples of the Araucariaceae family, which reached maximum diversity during the Jurassic and Cretaceous periods, between 200 and 65 million years ago, with worldwide distribution.
The Araucariaceae family then began a slow decline in range and diversity as flowering plants, better adapted to climate change, began to evolve and gradually displace conifers.
www.rbgsyd.gov.au /information_about_plants/wollemi_pine/age_and_ancestry   (395 words)

  
 News From Regions   (Site not responding. Last check: 2007-11-07)
The family Araucariaceae is an important group in understanding the history of Australia's flora.
Araucariaceae had a world-wide distribution in the Jurassic and Cretaceous periods 200 to 65 million years ago.
Indeed it appears to be a true 'living fossil', most closely related to extinct species of Araucariaceae in the fossil record in southern Australia, with macro fossils ranging from about 90-50 million years ago and with fossil pollen extending to perhaps 2 million years ago.
fred.csir.co.za /iufro/news/news23-95.htm   (925 words)

  
 Araukariengewächse (Araucariaceae) - MavicaNET   (Site not responding. Last check: 2007-11-07)
The leaves are opposite or spirally arranged and are needlelike to broad.
Araucariaceae is a family of evergreen trees that are usually 60 or more meters.
Araucariaceae is most prevalent in New Caledonia, the northern part of North Island, New Zealand, but excludes Tonga.
www.mavicanet.com /directory/deu/16905.html   (102 words)

  
 Non-Flowering Plant Families, UH Botany
The Araucariaceae are monoecious or dioecious trees comprising two genera and about 30 species of the Southern Hemisphere.
The leaves are opposite or spirally arranged and are needlelike to broad.
The spherical megasporangiate cone contains many 1-seeded ovuliferous scales that fall apart at maturity.
www.botany.hawaii.edu /faculty/carr/araucari.htm   (284 words)

  
 Araucariaceae Ancestors | Organic Matter
The Araucariaceae family of conifers is thought to has existed for as long as 250 million years.
The Wollemi pine (Wollemia nobilis) is a member of the Araucariaceae family, and appears in the fossil record from as early as 150 million years ago until about 2 million years ago.
Unsurprisingly, it was thought to be extinct until 1994, when a field officer of the Australian National Parks and Wildlife Service with some botanical knowledge stumbled across a valley of conifers with which he wasn’t familiar.
www.organicmatter.net /node/108   (784 words)

  
 Araucariaceae description
The Araucariaceae include several hardy and attractive species that are very widely used as ornamentals, including Araucaria angustifolia, A. araucana, A. bidwillii and A.
The genus Araucaria is represented by good fossil material in both hemispheres as early as the Jurassic, while Agathis is only known from the Southern Hemisphere beginning in the Cretaceous.
ABSTRACT: The Southern Hemisphere conifer family Araucariaceae has a very restricted present day distribution, but was more widespread in the past.
www.biologie.uni-hamburg.de /b-online/earle/ar   (556 words)

  
 Araucariaceae   (Site not responding. Last check: 2007-11-07)
The Monkey Puzzle is a close relative in a family genus called Araucariaceae.
But buyers beware: this is no ordinary pot plant.
The pines are a member of the Araucariaceae family, which existed alongside the dinosaurs 200 million years ago.
www.wikiverse.org /araucariaceae   (362 words)

  
 Wollemia nobilis description
Of the other extant Araucariaceae, the new genus appears closest to Agathis, but it has many features in common with Cretaceous and early Tertiary fossil groups such as Araucarioides, and may be closer to these.
Phylogenetic analysis of our new data and other available sequences indicate that 1) Araucariaceae is monophyletic; 2) Agathis and Araucaria are both monophyletic; 3) Wollemia is the sister group to Agathis; 4) the Pinaceae are the sister group to all other conifers, although the monophyly of the conifers is not unequivocally demonstrated" (4).
Relationships of the Wollemi Pine (Wollemia nobilis) and a molecular phylogeny of the Araucariaceae.
www.biologie.uni-hamburg.de /b-online/earle/ar/wo   (727 words)

  
 References
Burrows, G. Wollemi Pine (Wollemia nobilis, Araucariaceae) possesses the same unusual leaf axil anatomy as the other investigated members of the family.
Enright, N. J., Ogden, J. and Rigg, L. Dynamics of forests with Araucariaceae in the western Pacific.
karyotype and DNA C-value of the Wollemi Pine (Wollemia nobilis, Araucariaceae).
users.ox.ac.uk /~scat1055/agathis/references.htm   (1628 words)

  
 BGT - Further reading   (Site not responding. Last check: 2007-11-07)
Burrows G E, 1998, ‘Wollemi Pine (Wollemia nobilis, Araucariaceae) possesses the same unusual leaf axil anatomy as other investigated members of the family’, Australian Journal of Botany, 47: 61—68.
Hanson L, 2001, ‘Chromosome number, karyotype and DNA C-value of the Wollemi Pine (Wollemia nobilis, Araucariaceae)’, Botanical Journal of the Linnean Society,135: 271—274.
Offord C A and Meagher P F, 2001, ‘Effects of temperature, light and stratification on seed germination of Wollemi pine (Wollemia nobilis, Araucariaceae)', Australian Journal of Botany, 49:699-704.
www.rbgsyd.gov.au /information_about_plants/wollemi_pine/further_reading   (1140 words)

  
 Araucaria --  Encyclopædia Britannica
The name of the genus is derived from Arauco, the name of a district in southern Chile where the trees were first discovered.
an important evergreen timber conifer of the family Araucariaceae, native to the mountains of southern Brazil.
The monkey puzzle tree may grow to a height of 45 m (150 feet), with a diameter of 1.5 m.
www.britannica.com /eb/article-9009214?tocId=9009214&query=norfolk   (499 words)

  
 Araucariaceae
[ Ararcariaceae ] [ Araucariaceae ] [ Archidiaceae ]
Individual specimen entries are published in the sample database supplied with The Compleat Botanica for species or varieties of this supra-generic taxon.
For a description of the methodology followed in establishing this hierarchy see the note Nomenclature used in The Compleat Botanica.
www.crescentbloom.com /Plants/Familia/A/Araucariaceae.htm   (59 words)

  
 
  • Araucaria heterophylla - Norfolk Island Pine - Araucariaceae
  • An interesting characteristic of the mature cones is that they disarticulate, shedding all of their cone scales until only the small cone axis remains.
    Araucariaceae is regarded as one of the most primitive families of living conifers.
    Culture: Araucaria heterophylla needs partial shade to bright interior lighting, with at least 2 hours of full sun per day to keep the foliage color looking its best.
    www.plantoftheweek.org /week241.shtml   (419 words)

      
     [No title]   (Site not responding. Last check: 2007-11-07)
    Araucariaceae: Catalogue of Vascular Plant Species of Eastern Brazil from the New York Botanical Garden
    Araucariaceae: Information/Images from the University of Hawaii - Manoa)
    Araucariaceae: Sequence data from the National Biotech Info Center
    www.csdl.tamu.edu /FLORA/cgi/gateway_family?fam=Araucariaceae   (122 words)

      
     Woods: Araucaria
    This rare conifer was thought to be extinct because its last fossil record was dated at about two million years ago.
    At the end of the Cretaceous, when dinosaurs became extinct, so did the Araucariaceae in the northern hemisphere.
    Until the middle of the Tertiary Period (135 million years ago), trees of the Araucariaceae grew in forests of the southern supercontinent called Gondwanaland, when South America and Africa were connected with each other and with Anarctica, India and Australia.
    waynesword.palomar.edu /ecoph27.htm   (2769 words)

      
     Moreton Bay pine --  Encyclopædia Britannica
    also called Hoop Pine, or Colonial Pine (species Araucaria cunninghamii), a large evergreen timber conifer of the family Araucariaceae, native to the coastal rain forests of northern New South Wales to northern Queensland in eastern Australia and the Arfak Mountains of western New Guinea.
    (species Araucaria cunninghamii), a large evergreen timber conifer of the family Araucariaceae, native to the coastal rain forests of northern New South Wales to northern Queensland in eastern Australia and the Arfak Mountains of western New Guinea.
    The tree reaches a height of about 60 m (200 feet); its branches are horizontal and bear dense tufts of branchlets near the...
    www.britannica.com /eb/article-9053714?tocId=9053714   (998 words)

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