Takhtajan 1986, an expert phytogeographer who thought that quantitative methods were often overrated, recognizes 20 floristic provinces in europe, asia minor and the caucasus fig. Almost all regions are further subdivided into floristic provinces. The origin of plants endemic to the mediterranean and iranoturanian floristic regions. The biogeographic regions reconsidered bios documenten. Though all floristic schemes are based on engler 1879 the major regional taxa are treated differently as shown on table ii. A central aim in floristic study is to classify groups of organisms into meaningful geographical units at different scales for the purpose of better understanding patterns of biodiversity 1,2, analogous to the way in which taxonomy groups species into higher taxa. It was first identified by botanist ronald good, and later by armen takhtajan.
Takhtajans floristic region ans d foliicolous lichen. The floristic regions of the world, takhtajan 1978, p. Geographical rather than ecological criteria are used to define provinces within the larger regions, e. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. Floristic plant geography is concerned with narrow timescales, narrow to broad spatial scales and entire floras. Takhtajans floristic region ans d foliicolous lichen biogeography.
In this article the floristic subkingdoms and regions are given as delineated by takhtajan. Armen takhtajan is the author of floristic regions of the world 4. This barcode number lets you verify that youre getting exactly the right version or edition of a book. Floristic regions of the world first english language edition by armen takhtajan author isbn. Boreal kingdom or holarctic kingdom holarctic is the floristic kingdom recognized by botanist ronald good and later by armen takhtajan, that comprises temperate to arctic portions of north america and eurasia. Takhtajans holantarctic kingdom comprised new zealand.
A classification of the biogeographical provinces of the world. Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle. Pdf biodiversity of lichens, including a worldwide. View larger image floristic regions of the world armen takhtajan. The delineation and subdivisions regionalization of the sinojapanese floristic region, however, is still a problem open to discussion and argument. Published by bishen singh mahendra pal singh, 2005. Professor armen takhtajan, a giant among botanists, has spent a lifetime in the service of his science and of humanity. Climax regions of north america uses both alpine tundra and arctic tundra takhtajan, armen, floristic regions of the world, univ.
Americas, endemic to this region, except for peculiar disjunct in west africa. Cape floristic region wikimili, the free encyclopedia. The world geographical scheme for recording plant distributions. The major differences between the two later modifications, i. Petersburg, russia le, where he had access to its great herbarium collections and library. A phylogenetically informed delineation of floristic. As the flora of himalayas, tibet and west china had a common origin kashyap, 1932, the earlier workers considered entire north west india and western part of sharda river as constituting one floristic region. Armen takhtajan 1910, which also became very popular after its translation into english. Those shown here do not include several largely oceanic or archipelagic regions ignored in the present analysis. The cape floristic region, the smallest of the six recognised floral kingdoms of the world, is an area of extraordinarily high diversity and endemism, and is home to over 9,000 vascular plant species, of which 69 percent are endemic. Pdf the similarity of lichenized fungal species composition among the 35 floristic regions recognized by takhtajan was calculated, based on checklists. Press, 1986 35 floristic regions uses the term alpine tundra as well as arctic dansereau, pierre, biogeography. Floristic plant geography is concerned with narrow timescales, narrow to broad spatial scales and entire.
It is the only floristic region of the cape south african floristic kingdom, and includes only one floristic province, known as the cape floristic province. Crovello with the assistance and collaboration of the author and under the. Takhtajans floristic regions and foliicolous lichen biogeography. For example, based on the similarity of floristic assemblages and the degree of endemism, hierarchical floristic regions have been proposed for the worlds flora 3. Numerous and frequentlyupdated resource results are available from this search. Sources that do apply the word tundra to alpine vegetation. Armen takhtajan author of floristic regions of the world. Takhtajans floristic regions and foliicolous lichen. Pdf floristic plants of the world download full pdf.
Pdf the greater cape floristic region researchgate. The similarity of lichenized fungal species composition among the 35 floristic regions recognized by takhtajan was calculated, based on checklists of 2 geographical units and a first draft of a global checklist of lichens and allied fungi which lists 18,882 species to assess biogeographic and biodiversity patters of lichenized fungi. Takhtajans floristic regions of the world, based on vascular plant distribution, were used for a comparative analysis of foliicolous lichen biogeography. Pdf biodiversity of lichens, including a worldwide analysis of. The paleotropical kingdom is subdivided into five floristic subkingdoms according to takhtajan and about floristic regions. The spatial scale of plant geography can be divided into three segments. Published september 4th by university of california press, pages, hardcover. A floristic study of vascular plants in ushishir, the.
The cape floristic region is a floristic region located near the southern tip of south africa. Chapter five floristic composition, diversity patterns and. Much of this diversity is associated with the fynbos biome, a mediterraneantype, fireprone shrubland. It is a hierarchical schema that recognizes six floristic kingdoms, 35 floristic regions and 152 floristic provinces. A reappraisal article pdf available in australian systematic botany 283. The european environment agencys map of european biogeographical regions eea, 2005. Biodiversity of lichens, including a worldwide analysis. Barry cox forge cottage, blacksmith close, ashtead, surrey, kt21 2bd, uk abstract aim to evaluate the internal consistency and appropriateness of takhtajans system of worldwide floral kingdoms in the light of modern knowledge, and similarly to reexamine the wallacean system of mammal biogeographic. Patagonian, 34 subantarctic islands, 35 new zealand from takhtajan 1986. The kuril islands are an ideal archipelago for floristic study on a world scale. This file is licensed under the creative commons attributionshare alike 4. The archipelago, which crosses the boundary of the two adjacent floristic regions, is very rare in the world. Region names and associated statistics are listed in tables 2 and 3.
Tolmachev, introduction to the geography of plants vvedenie v geografiyu rasteniy 1974 leningrad university press russian ward, 1963 j. Takhtajan, floristic regions of the world 1986 california university press berkeley tolmachev, 1974 a. Each x oristic reg i on is represented in the anal ysis by compiled checklists of separate geographical units, with the exception of the g. For example, based on the similarity of floristic assemblages and the degree of endemism. Contribute to tdwgprior standards development by creating an account on github. Ward, hierarchical grouping to optimise an objective. The original terms of takhtajan have been used for the single. Takhtajan presents a widely accepted schema of biogeographical areas defined by environmental factors and floristic composition. A floristic region, also known as a phytogeographical region, consists of geographical areas of similar floristic composition while a floristic elementconsists of plant taxa e. A major objective is the identification and classification of floristic areas and floristic elements. Armen takhtajan has worked for many years at the komarov botanical institute, st. Floristic regions of the world armen takhtajan free. The antarctic floristic kingdom is a classification in phytogeography, different from the antarctic ecozone classification in biogeography, and from. Modeling species distributions from heterogeneous data for the biogeographic regionalization of the european bryophyte flora authors.
Each xoristic region is represented in the analysis by compiled checklists of separate geographical units, with the exception of the guayana highlands 24 and the andean region 27 which are based on special publications. The antarctic floristic kingdom, also the holantarctic kingdom, is a floristic kingdom that includes most areas of the world south of 40s latitude. Takhtajans floristic region of the worlds, base odn vascular plant distribution, were used for a comparative analysi osf foliicolous lichen biogeography. Floristic regions of the world armen takhtajan translated by theodore j. Pdf aim the cape floristic region cfr cape floristic kingdom is currently narrowly. He used these rich resources to supplement his field experience in many regions in the world. Descriptive distributions and areas floristic and faunistic. The antarctic floristic kingdom is a classification in phytogeography, different from the antarctic ecozone classification in biogeography, and from antarctic flora. Of the world floristic regions where nativity could be reliably assigned, the neozeylandic region is the smallest donor to the eus alien flora 7. Result was a division of the earth into a hierarchy of regions reflecting patterns of faunal and floral similarities. Floristic regions cannot overlap geographically but they may share a number of taxa. It is the only floristic region of the cape south african floristic kingdom, and includes only one floristic province, known as the cape floristic province the cape floristic region, the smallest of the six recognised floral kingdoms of the world, is an area of extraordinarily high diversity and. The origin of plants endemic to the mediterranean and.
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