Agathis Montana
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Agathis Montana
''Agathis montana'', the Mount Panié kauri, is a species of conifer in the family Araucariaceae that is endemic to the higher elevations of Mont Panié in New Caledonia. The Latin specific epithet ''montana'' refers to mountains or coming from mountains.Archibald William Smith Its native name is "Dayu Biik" in Nemi and Fwâi. It is a long-living species, with one recently dead tree of 80 m estimated to be 1,100–1,300 years old based on 14C dating. It is threatened by feral pigs, ''Phytophthora'' disease, bark beetles and climate change. References montana Montana () is a state in the Mountain West division of the Western United States. It is bordered by Idaho to the west, North Dakota and South Dakota to the east, Wyoming to the south, and the Canadian provinces of Alberta, British Columbi ... Critically endangered plants Endemic flora of New Caledonia Taxonomy articles created by Polbot Taxa named by David John de Laubenfels {{conifer-stub ...
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David John De Laubenfels
David John de Laubenfels or D. J. de Laubenfels (1925 – February 6, 2016) was an American botanist known as an expert on tropical conifers. See also * Max Walker de Laubenfels Max Walker de Laubenfels (1894–1960) was an American spongiologist. He received his undergraduate degree from Oberlin College and his doctorate from Stanford University. He was among the most prolific identifiers of new species of Caribbean ... References External links de Laubenfels website(Archived August 1, 2015) Botanists with author abbreviations 1925 births 2016 deaths American botanists {{US-botanist-stub ...
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Conifer
Conifers are a group of conifer cone, cone-bearing Spermatophyte, seed plants, a subset of gymnosperms. Scientifically, they make up the phylum, division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single extant class (biology), class, Pinopsida. All Neontology, extant conifers are perennial plant, perennial woody plants with secondary growth. The great majority are trees, though a few are shrubs. Examples include Cedrus, cedars, Pseudotsuga, Douglas-firs, Cupressaceae, cypresses, firs, junipers, Agathis, kauri, larches, pines, Tsuga, hemlocks, Sequoioideae, redwoods, spruces, and Taxaceae, yews.Campbell, Reece, "Phylum Coniferophyta". Biology. 7th. 2005. Print. P. 595 As of 1998, the division Pinophyta was estimated to contain eight families, 68 genera, and 629 living species. Although the total number of species is relatively small, conifers are ecology, ecologically important. They are the dominant plants over large areas of land, most ...
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Araucariaceae
Araucariaceae – also known as araucarians – is an extremely ancient family of coniferous trees. The family achieved its maximum diversity during the Jurassic and Cretaceous periods and the early Cenozoic, when it was distributed almost worldwide. Most of the Araucariaceae in the Northern Hemisphere vanished in the Cretaceous–Paleogene extinction event, and they are now largely confined to the Southern Hemisphere, except for a few species of ''Agathis'' in Southeast Asia. Description Members of Araucariaceae are typically extremely tall evergreen trees, reaching heights of or more. They can also grow very large stem diameters; a New Zealand kauri tree (''Agathis australis'') named ''Tāne Mahuta'' ("The Lord of the Forest") has been measured at tall with a diameter at breast height of . Its total wood volume is calculated to be , making it the third-largest conifer after '' Sequoia'' and ''Sequoiadendron'' (both from the Cupressaceae subfamily Sequoioideae). The trunks ...
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Endemism
Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsewhere. For example, the Cape sugarbird is found exclusively in southwestern South Africa and is therefore said to be ''endemic'' to that particular part of the world. An endemic species can be also be referred to as an ''endemism'' or in scientific literature as an ''endemite''. For example '' Cytisus aeolicus'' is an endemite of the Italian flora. '' Adzharia renschi'' was once believed to be an endemite of the Caucasus, but it was later discovered to be a non-indigenous species from South America belonging to a different genus. The extreme opposite of an endemic species is one with a cosmopolitan distribution, having a global or widespread range. A rare alternative term for a species that is endemic is "precinctive", which applies to ...
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Mont Panié
Mont Panié is a mountain on the island of Grande Terre in New Caledonia, a special collectivity of France located in the south-west Pacific Ocean. At , it is the island's highest point. Mont Panié is situated in the Chaîne Centrale mountain range. The second highest peak on the island, Mount Humboldt, is nearly as tall as Mont Panié, with an elevation of . Environment The eastern slopes of the mountain descend directly and steeply to the sea. On the western side are the upper valleys of the Diahot and Ulaeeum Rivers. Above 700 m the vegetation is dominated by dayu biik forest; farther down, between 700 and 300 m, there is a transition zone characterised by niaouli, followed by savannas and anthropogenic areas. The mountain's forests are home to 13 species of palms, three of which are endemic to the massif. Important Bird Area The Panié massif has been recognised as an Important Bird Area (IBA) by BirdLife International because it supports populations of N ...
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New Caledonia
) , anthem = "" , image_map = New Caledonia on the globe (small islands magnified) (Polynesia centered).svg , map_alt = Location of New Caledonia , map_caption = Location of New Caledonia , mapsize = 290px , subdivision_type = Sovereign state , subdivision_name = , established_title = Annexed by France , established_date = 24 September 1853 , established_title2 = Overseas territory , established_date2 = 1946 , established_title3 = Nouméa Accord , established_date3 = 5 May 1998 , official_languages = French , regional_languages = , capital = Nouméa , coordinates = , largest_city = capital , demonym = New Caledonian , government_type = Devolved parliamentary dependency , leader_title1 = President of France , leader_name1 = Emmanuel Macron , leader_title2 = President of the Government , leader_name2 = Louis Mapou , leader_title3 = President of the Congress , leader_name3 = Roch Wamytan , leader_title4 = High Commissioner , leader_name4 = Patrice ...
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Botanical Name
A botanical name is a formal scientific name conforming to the '' International Code of Nomenclature for algae, fungi, and plants'' (ICN) and, if it concerns a plant cultigen, the additional cultivar or Group epithets must conform to the ''International Code of Nomenclature for Cultivated Plants'' (ICNCP). The code of nomenclature covers "all organisms traditionally treated as algae, fungi, or plants, whether fossil or non-fossil, including blue-green algae ( Cyanobacteria), chytrids, oomycetes, slime moulds and photosynthetic protists with their taxonomically related non-photosynthetic groups (but excluding Microsporidia)." The purpose of a formal name is to have a single name that is accepted and used worldwide for a particular plant or plant group. For example, the botanical name ''Bellis perennis'' denotes a plant species which is native to most of the countries of Europe and the Middle East, where it has accumulated various names in many languages. Later, the plant was intro ...
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Nemi Language
The Nemi language is a Kanak language spoken by 320 people in the north of New Caledonia, in the commune of Hienghène. Dialects include Ouanga, Ouélis, and Kavatch. Phonology Nemi features labiovelarized plosives and voiceless nasals.Rivierre, Françoise. 1975. Phonologie du némi (Nouvelle-Calédonie) et notes sur les consonnes postnasalisées. '' Bulletin de la Société de Linguistique de Paris'' 70. 345-356. Vowels in Nemi have a two way length distinction. References Bibliography * External links Information about the Nemi language New Caledonian languages Languages of New Caledonia {{NewCaledonia-stub ...
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Fwâi Language
Fwâi (Poai) is a Kanak language of New Caledonia, in the commune of Hienghène Hienghène (; Fwâi: ''Hyehen'') is a commune in the North Province of New Caledonia, an overseas territory of France in the Pacific Ocean. It is located on a bay called Hienghène Bay, known for its eroded limestone islets. The islets are rem .... References Bibliography * New Caledonian languages Languages of New Caledonia {{NewCaledonia-stub ...
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Carbon-14
Carbon-14, C-14, or radiocarbon, is a radioactive isotope of carbon with an atomic nucleus containing 6 protons and 8 neutrons. Its presence in organic materials is the basis of the radiocarbon dating method pioneered by Willard Libby and colleagues (1949) to date archaeological, geological and hydrogeological samples. Carbon-14 was discovered on February 27, 1940, by Martin Kamen and Sam Ruben at the University of California Radiation Laboratory in Berkeley, California. Its existence had been suggested by Franz N. D. Kurie, Franz Kurie in 1934. There are three naturally occurring isotopes of carbon on Earth: carbon-12 (), which makes up 99% of all carbon on Earth; carbon-13 (), which makes up 1%; and carbon-14 (), which occurs in trace amounts, making up about 1 or 1.5 atoms per 1012 atoms of carbon in the atmosphere. Carbon-12 and carbon-13 are both stable, while carbon-14 is unstable and has a half-life of 5,730 ± 40 years. Carbon-14 decays into nitrogen-14 () through bet ...
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Phytophthora
''Phytophthora'' (from Greek language, Greek (''phytón''), "plant" and (), "destruction"; "the plant-destroyer") is a genus of plant-damaging oomycetes (water molds), whose member species are capable of causing enormous economic losses on crops worldwide, as well as environmental degradation, environmental damage in natural ecosystems. As well as impacting large scale agriculture, ''Phytophthora'' is a nuisance to garden and indoor plant hobbyists as well as bonsai artists. The cell wall of ''Phytophthora'' is made up of cellulose. The genus was first described by Anton de Bary, Heinrich Anton de Bary in 1875. Approximately 170 species have been described, although 100–500 undiscovered ''Phytophthora'' species are estimated to exist. Pathogenicity ''Phytophthora'' species, spp. are mostly pathogens of dicotyledons, and many are relatively host-specific parasites. ''Phytophthora cinnamomi'', though, infects thousands of species ranging from club mosses, ferns, cycads, coni ...
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Agathis
''Agathis'', commonly known as kauri or dammara, is a genus of 22 species of evergreen tree. The genus is part of the ancient conifer family Araucariaceae, a group once widespread during the Jurassic and Cretaceous periods, but now largely restricted to the Southern Hemisphere except for a number of extant Malesian ''Agathis''.de Laubenfels, David J. 1988. Coniferales. P. 337–453 in Flora Malesiana, Series I, Vol. 10. Dordrecht: Kluwer Academic. Description Mature kauri trees have characteristically large trunks, with little or no branching below the crown. In contrast, young trees are normally conical in shape, forming a more rounded or irregularly shaped crown as they achieve maturity.Whitmore, T.C. 1977. ''A first look at Agathis''. Tropical Forestry Papers No. 11. University of Oxford Commonwealth Forestry Institute. The bark is smooth and light grey to grey-brown, usually peeling into irregular flakes that become thicker on more mature trees. The branch struct ...
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