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The Antarctic Floristic Kingdom, also the Holantarctic Kingdom, is a
floristic kingdom A phytochorion, in phytogeography, is a geographic area with a relatively uniform composition of plant species. Adjacent phytochoria do not usually have a sharp boundary, but rather a soft one, a transitional area in which many species from both re ...
Takhtajan, A. (1986). ''Floristic Regions of the World''. (translated by T.J. Crovello & A. Cronquist). University of California Press, Berkeley
PDFDjVu
that includes most areas of the world south of 40°S
latitude In geography, latitude is a coordinate that specifies the north– south position of a point on the surface of the Earth or another celestial body. Latitude is given as an angle that ranges from –90° at the south pole to 90° at the north pol ...
. It was first identified by
botanist Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek wo ...
Ronald Good, and later by
Armen Takhtajan Armen Leonovich Takhtajan or Takhtajian ( hy, Արմեն Լևոնի Թախտաջյան; russian: Армен Леонович Тахтаджян; surname also transliterated Takhtadjan, Takhtadzhi︠a︡n or Takhtadzhian, pronounced takh-tuh-JA ...
. The Antarctic Floristic Kingdom is a classification in
phytogeography Phytogeography (from Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographic distribution o ...
, different from the
Antarctic realm The Antarctic realm is one of eight terrestrial biogeographic realms. The ecosystem includes Antarctica and several island groups in the southern Atlantic and Indian oceans. The continent of Antarctica is so cold that it has supported only 2 v ...
classification in
biogeography Biogeography is the study of the distribution of species and ecosystems in geographic space and through geological time. Organisms and biological communities often vary in a regular fashion along geographic gradients of latitude, elevation, ...
, and from
Antarctic flora Antarctic flora are a distinct community of vascular plants which evolved millions of years ago on the supercontinent of Gondwana. Presently, species of Antarctica flora reside on several now separated areas of the Southern Hemisphere, includin ...
genera/species classifications in
botany Botany, also called , plant biology or phytology, is the science of plant life and a branch of biology. A botanist, plant scientist or phytologist is a scientist who specialises in this field. The term "botany" comes from the Ancient Greek w ...
.


Geography

The
Antarctic Floristic Kingdom The Antarctic Floristic Kingdom, also the Holantarctic Kingdom, is a floristic kingdomTakhtajan, A. (1986). ''Floristic Regions of the World''. (translated by T.J. Crovello & A. Cronquist). University of California Press, BerkeleyPDF
includes the continent of
Antarctica Antarctica () is Earth's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean, it contains the geographic South Pole. Antarctica is the fifth-largest contine ...
,
Patagonia Patagonia () refers to a geographical region that encompasses the southern end of South America, governed by Argentina and Chile. The region comprises the southern section of the Andes Mountains with lakes, fjords, temperate rainforests, and gl ...
(southern
Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...
, southern
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
,
Tierra del Fuego Tierra del Fuego (, ; Spanish for "Land of the Fire", rarely also Fireland in English) is an archipelago off the southernmost tip of the South American mainland, across the Strait of Magellan. The archipelago consists of the main island, Isla G ...
), most of
New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...
, the
New Zealand Subantarctic Islands The New Zealand Subantarctic Islands comprise the five southernmost groups of the New Zealand outlying islands. They are collectively designated as a UNESCO World Heritage Site. Most of the islands lie near the southeast edge of the largely ...
, and all islands of the
Southern Ocean The Southern Ocean, also known as the Antarctic Ocean, comprises the southernmost waters of the World Ocean, generally taken to be south of 60° S latitude and encircling Antarctica. With a size of , it is regarded as the second-small ...
south of 40°S latitude, including
Gough Island upright=1.3, Map of Gough island Gough Island ( ), also known historically as Gonçalo Álvares, is a rugged volcanic island in the South Atlantic Ocean. It is a dependency of Tristan da Cunha and part of the British overseas territory of Sain ...
, the
Kerguelen Islands The Kerguelen Islands ( or ; in French commonly ' but officially ', ), also known as the Desolation Islands (' in French), are a group of islands in the sub-Antarctic constituting one of the two exposed parts of the Kerguelen Plateau, a large ...
, and the
Falkland Islands The Falkland Islands (; es, Islas Malvinas, link=no ) is an archipelago in the South Atlantic Ocean on the Patagonian Shelf. The principal islands are about east of South America's southern Patagonian coast and about from Cape Dubouzet ...
.
Tasmania ) , nickname = , image_map = Tasmania in Australia.svg , map_caption = Location of Tasmania in AustraliaCoordinates: , subdivision_type = Country , subdi ...
is omitted since its plant species are more closely related to those found in the Australian Floristic Kingdom.


Flora

The flora of the Antarctic Kingdom dates back to the time of
Gondwana Gondwana () was a large landmass, often referred to as a supercontinent, that formed during the late Neoproterozoic (about 550 million years ago) and began to break up during the Jurassic period (about 180 million years ago). The final stages ...
, the southern
supercontinent In geology, a supercontinent is the assembly of most or all of Earth's continent, continental blocks or cratons to form a single large landmass. However, some geologists use a different definition, "a grouping of formerly dispersed continents", ...
which once included most of the landmasses of the present-day Southern Hemisphere, though it has been influenced by the flora of the
Holarctic Kingdom The asterisk ( ), from Late Latin , from Ancient Greek , ''asteriskos'', "little star", is a typographical symbol. It is so called because it resembles a conventional image of a heraldic star. Computer scientists and mathematicians often voc ...
since the
Tertiary Tertiary ( ) is a widely used but obsolete term for the geologic period from 66 million to 2.6 million years ago. The period began with the demise of the non-avian dinosaurs in the Cretaceous–Paleogene extinction event, at the start ...
period. Ronald Good noted, as had
Joseph Dalton Hooker Sir Joseph Dalton Hooker (30 June 1817 – 10 December 1911) was a British botanist and explorer in the 19th century. He was a founder of geographical botany and Charles Darwin's closest friend. For twenty years he served as director of t ...
much earlier, that many plant species of Antarctica, temperate South America and New Zealand were very closely related, despite their
disjunction In logic, disjunction is a logical connective typically notated as \lor and read aloud as "or". For instance, the English language sentence "it is raining or it is snowing" can be represented in logic using the disjunctive formula R \lor S ...
by the vast
Southern Ocean The Southern Ocean, also known as the Antarctic Ocean, comprises the southernmost waters of the World Ocean, generally taken to be south of 60° S latitude and encircling Antarctica. With a size of , it is regarded as the second-small ...
. According to Ronald Good, about 50
genera Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nomenclat ...
of vascular plants are common in the Antarctic Floristic Kingdom, including ''
Nothofagus ''Nothofagus'', also known as the southern beeches, is a genus of 43 species of trees and shrubs native to the Southern Hemisphere in southern South America (Chile, Argentina) and Australasia (east and southeast Australia, New Zealand, New Gui ...
'' and ''
Dicksonia ''Dicksonia'' is a genus of tree ferns in the order Cyatheales. It is regarded as related to ''Cyathea'', but is considered to retain more primitive traits, dating back at least to the Jurassic and Cretaceous periods. The fossil record includes ...
''. Takhtajan also made note of hundreds of other vascular plant genera scattered and isolated on
islands of the Southern Ocean An island (or isle) is an isolated piece of habitat that is surrounded by a dramatically different habitat, such as water. Very small islands such as emergent land features on atolls can be called islets, skerries, cays or keys. An island ...
, including '' Calandrinia feltonii'' of the Falkland Islands, ''
Pringlea antiscorbutica ''Pringlea antiscorbutica'', commonly known as Kerguelen cabbage, is a flowering plant and the sole member of the monotypic genus ''Pringlea'' in the family Brassicaceae. Its common name comes from the archipelago of its discovery, the Kerguelen ...
'' of the Kerguelen Islands, and the
megaherb Megaherbs are a group of herbaceous wildflowers growing in the New Zealand subantarctic islands and on the other subantarctic islands. They are characterised by their great size, with huge leaves and very large and often unusually coloured flowers ...
genera of the New Zealand Subantarctic Islands. According to Takhtajan, the following
families Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Ideall ...
are
endemic 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 elsew ...
or subendemic to this kingdom:
Thyrsopteridaceae ''Thyrsopteris'' is a genus of tree fern. It contains a single living species, ''Thyrsopteris elegans'', endemic to the Juan Fernandez Archipelago off the coast of Chile. ''Thyrsopteris'' is the only genus in the family Thyrsopteridaceae in the ...
,
Lactoridaceae ''Lactoris fernandeziana'' is a flowering shrub endemic (ecology), endemic to the cloud forest of Robinson Crusoe Island, ''Masatierra'' — Robinson Crusoe Island, of the Juan Fernández Islands archipelago of Chile. It is the only extant specie ...
,
Gomortegaceae ''Gomortega keule'' (syn. ''G. nitida''; Spanish names ''keule'', ''queule'', and ''hualhual'') is a tree native to Chile. It is the sole species of the genus ''Gomortega'' and, according to the APG IV system of 2016 (unchanged from the APG syste ...
, Hectorellaceae (''Hectorella''),
Halophytaceae ''Halophytum ameghinoi'' is a species of herbaceous plant endemic to Patagonia. It is the only species in the genus ''Halophytum''. It is a succulent annual plant, with simple, fleshy, alternate leaves. The plants are monoecious, with solit ...
, Malesherbiaceae,
Francoaceae The Francoaceae are a small family of flowering plants in the order Geraniales, including the genera ''Francoa'', commonly known as bridal wreaths, and ''Tetilla''. The Francoaceae are recognized as a family under various classification schemes bu ...
, Aextoxicaceae,
Vivianiaceae Vivianiaceae was a family of flowering plants placed in the order Geraniales. The family name is derived from the genus '' Viviania'' Cav. It includes both the genus ''Viviania'' and ''Balbisia''. The family is now wholly incorporated into the ...
,
Misodendraceae ''Misodendrum'' is a genus of hemiparasites which grow as mistletoes on various species of ''Nothofagus''. Its species are all restricted to South America. The name of the genus is incorrectly spelt in a number of ways, including ''Misodendron'' ...
, Tribelaceae,
Griseliniaceae ''Griselinia'' is a genus of seven species of shrubs and trees, with a highly disjunct distribution native to New Zealand and South America. It is a classic example of the Antarctic flora. It is the sole genus in the family Griseliniaceae; in the ...
and
Alseuosmiaceae Alseuosmiaceae is a plant family of the order Asterales found in Australia, New Caledonia, and New Zealand. They are shrubs with leaves arranged in spirals or whorls about the stem. The flowers are solitary or borne in raceme or fascicle inflor ...
.Тахтаджян А. Л. Флористические области Земли / Академия наук СССР. Ботанический институт им. В. Л. Комарова. — Л.: Наука, Ленинградское отделение, 1978. — 247 с. — 4000 экз
DjVu

Google Books


Subdivisions

The
Antarctic Floristic Kingdom The Antarctic Floristic Kingdom, also the Holantarctic Kingdom, is a floristic kingdomTakhtajan, A. (1986). ''Floristic Regions of the World''. (translated by T.J. Crovello & A. Cronquist). University of California Press, BerkeleyPDF
is subdivided into four floristic regions, and subdivided even further into sixteen floristic provinces. Most of the provinces lie within, or very near the
Antarctic convergence The Antarctic Convergence or Antarctic Polar Front is a marine belt encircling Antarctica, varying in latitude seasonally, where cold, northward-flowing Antarctic waters meet the relatively warmer waters of the sub-Antarctic. Antarctic waters pr ...
zone.


Floristic Regions

The Floristic Regions in the Antarctic Floristic Kingdom are the: *
Fernandezian Region The Fernandezian Region is a Floristic Region which includes two island groups, the Juan Fernández Islands and Desventuradas Islands archipelagos, that lie in the South Pacific Ocean off the west coast of Chile. It is in the Antarctic Floristic Ki ...
*Argentina-Chile-Patagonian Region *South Subantarctic Islands Region *Neozeylandic Region


Fernandezian Region

The
Fernandezian Region The Fernandezian Region is a Floristic Region which includes two island groups, the Juan Fernández Islands and Desventuradas Islands archipelagos, that lie in the South Pacific Ocean off the west coast of Chile. It is in the Antarctic Floristic Ki ...
is often also included within the Neotropical Kingdom. It includes the
Juan Fernández Islands The Juan Fernández Islands ( es, Archipiélago Juan Fernández) are a sparsely inhabited series of islands in the South Pacific Ocean reliant on tourism and fishing. Situated off the coast of Chile, they are composed of three main volcanic i ...
and
Desventuradas Islands The Desventuradas Islands ( es, Islas Desventuradas, , "Unfortunate Islands" or ''Islas de los Desventurados'', "Islands of the Unfortunate Ones") is a group of four small oceanic islands located off the coast of Chile, northwest of Santiago in ...
archipelagoes off the west coast of Chile. *Endemic family:
Lactoridaceae ''Lactoris fernandeziana'' is a flowering shrub endemic (ecology), endemic to the cloud forest of Robinson Crusoe Island, ''Masatierra'' — Robinson Crusoe Island, of the Juan Fernández Islands archipelago of Chile. It is the only extant specie ...
. *Endemic genera: 20, including ''
Thyrsopteris ''Thyrsopteris'' is a genus of tree fern. It contains a single living species, ''Thyrsopteris elegans'', endemic to the Juan Fernandez Archipelago off the coast of Chile. ''Thyrsopteris'' is the only genus in the family Thyrsopteridaceae in the ...
'', '' Nothomyrcia'', ''
Selkirkia ''Selkirkia'' is a genus of predatory, tubicolous priapulid worms known from the Middle Cambrian Burgess Shale, Ogygopsis Shale and Puncoviscana Formation. 142 specimens of ''Selkirkia'' are known from the Greater Phyllopod bed, where they compr ...
'', ''
Cuminia ''Cuminia'' is a genus of flowering plant in the family Lamiaceae, first described in 1835. It contains only one known species, ''Cuminia eriantha''. It is endemic to Robinson Crusoe Island, one of the Juan Fernández Islands in the southeast Pa ...
'', '' Juania'', '' Robinsonia'', '' Rhetinodendron'', '' Symphyochaeta'', '' Centaurodendron'', '' Yunquea'', '' Hesperogreigia'', '' Podophorus'', '' Pantathera'' and '' Megalachne''. *Species endemism of vascular plants is very high (about 70%). *Provinces ::Juan Fernández Province


Argentina-Chile-Patagonian Region

Within southern
South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...
, in regions of
Chile Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...
and
Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...
. *Endemic families:
Gomortegaceae ''Gomortega keule'' (syn. ''G. nitida''; Spanish names ''keule'', ''queule'', and ''hualhual'') is a tree native to Chile. It is the sole species of the genus ''Gomortega'' and, according to the APG IV system of 2016 (unchanged from the APG syste ...
,
Halophytaceae ''Halophytum ameghinoi'' is a species of herbaceous plant endemic to Patagonia. It is the only species in the genus ''Halophytum''. It is a succulent annual plant, with simple, fleshy, alternate leaves. The plants are monoecious, with solit ...
, Malesherbiaceae, Tribelaceae,
Francoaceae The Francoaceae are a small family of flowering plants in the order Geraniales, including the genera ''Francoa'', commonly known as bridal wreaths, and ''Tetilla''. The Francoaceae are recognized as a family under various classification schemes bu ...
, Aextoxicaceae,
Misodendraceae ''Misodendrum'' is a genus of hemiparasites which grow as mistletoes on various species of ''Nothofagus''. Its species are all restricted to South America. The name of the genus is incorrectly spelt in a number of ways, including ''Misodendron'' ...
. *Endemic genera: many, including '' Leptocionium'', ''
Saxegothaea ''Saxegothaea'' is a genus comprising a single species, ''Saxegothaea conspicua''. It is a conifer in the podocarp family Podocarpaceae, native to southern South America. It grows in Chile and Argentina from 35° to 46° South latitude; in its no ...
'', ''
Austrocedrus ''Austrocedrus'' is a genus of conifer belonging to the cypress family ( Cupressaceae). It has only one species, ''Austrocedrus chilensis'', native to the Valdivian temperate rain forests and the adjacent drier steppe-forests of central-southern ...
'', ''
Pilgerodendron ''Pilgerodendron'' is a genus of conifer belonging to the cypress family Cupressaceae. It has only one species, ''Pilgerodendron uviferum'', which is endemic to the Valdivian temperate rain forests and Magellanic subpolar forests of southern Chil ...
'', ''
Fitzroya ''Fitzroya'' is a monotypic genus in the cypress family. The single living species, ''Fitzroya cupressoides'', is a tall, long-lived conifer native to the Andes mountains and coastal of southern Chile, and only to the Andes mountains Argentina, ...
'', '' Peumus'', ''
Boquila ''Boquila'' is a monotypic genus of flowering plants in the family Lardizabalaceae, native to temperate forests of central and southern Chile and Argentina. The sole species is ''Boquila trifoliolata'' (DC.) Decne., called ''pilpil, voqui, voqu ...
'', ''
Lardizabala ''Lardizabala'' is a monotypic genus of flowering plants. These plants are evergreen lianas, native to temperate forests of central and southern Chile. The sole species is ''Lardizabala biternata'' Ruiz & Pav, known as ''Coguil, Cogüilera, Coi ...
'', '' Philippiella'', '' Austrocactus'', '' Holmbergia'', '' Berberidopsis'', '' Niederleinia'', '' Lebetanthus'', ''
Ovidia ''Ovidia'' Meissn. is a genus of plants in the family Thymelaeaceae. (''Ovidia'' Raf. is a synonym for ''Commelina''.) , The Plant List accepts three species: *'' Ovidia andina'' (Poepp. & Endl.) Meisn. *'' Ovidia pillopillo'' (Gay) Meisn. *'' ...
'', ''
Quillaja ''Quillaja'' is a genus of flowering plants, the only extant genus in the family Quillajaceae with two or three known species. It was once thought to be in the rose family, Rosaceae, but recent research shows it belongs in its own family. The i ...
'', ''
Kageneckia ''Kageneckia'' is a genus of flowering plant in family Rosaceae. Taxonomic history ''Kageneckia'', along with ''Vauquelinia ''Vauquelinia'', commonly known as the rosewoods, is a genus of the rose family, Rosaceae. It consists of two specie ...
'', '' Saxifragella'', '' Zuccagnia'', '' Tepualia'', ''
Tropaeolum ''Tropaeolum'' , commonly known as nasturtium (; literally "nose-twister" or "nose-tweaker"), is a genus of roughly 80 species of annual and perennial herbaceous flowering plants. It was named by Carl Linnaeus in his book ''Species Plantarum'' ...
'', '' Gymnophyton'', '' Laretia'', ''
Mulinum ''Azorella'' is a genus of flowering plants in the family Apiaceae, native to South America, New Zealand, southeastern Australia, and the islands of the Southern Ocean. They are low-growing dwarf mat-forming plants growing in high exposure on mo ...
'', '' Talguenea'', '' Schizanthus'', '' Melosperma'', ''
Monttea ''Monttea'' is a genus of flowering plants belonging to the family Plantaginaceae. Its native range is southern South America and is found in Argentina and Chile. The genus name of ''Monttea'' is in honour of Manuel Montt Manuel Francisco Ant ...
'', '' Hygea'', ''
Mitraria ''Mitraria'' is a genus of flowering plants in the family Gesneriaceae Gesneriaceae, the gesneriad family, is a family of flowering plants consisting of about 152 genera and ca. 3,540 species in the tropics and subtropics of the Old World ...
'', ''
Sarmienta ''Sarmienta scandens'', the Chilean pitcher flower, is a species of flowering plant, and the sole member of its genus within the family Gesneriaceae. It is native to the cool South Chilean rainforest, where it grows as an epiphyte. The Latin sp ...
'', '' Chiliotrichum'', '' Melalema'', ''
Nassauvia ''Nassauvia'' is a genus of flowering plants in the tribe Nassauvieae within the family Asteraceae. It is native to Argentina, Bolivia, Chile and the Falkland Islands. ''Nassauvia'' is said to be chocolate scented. Species Formerly included ...
'', '' Tetroncium'', '' Gilliesia'', '' Leontochir'', '' Leucocryne'', '' Schickendantziella'', '' Solaria'', ''
Lapageria ''Lapageria'' is a genus of flowering plants with only one known species, ''Lapageria rosea'', commonly known as Chilean bellflower or copihue (''copeewueh'', from Mapudungun ''kopiwe''). ''Lapageria rosea'' is the national flower of Chile. I ...
'', ''
Conanthera ''Conanthera'' is a genus of small bulbous plants with small panicles of blue, purple or white and purple flowers. Propagation is by offsets or seed. All species are native to Chile, but there is an old 18th-Century report of ''C. bifolia' ...
'', ''
Tecophilaea ''Tecophilaea'' is a genus of cormous plants in the family Tecophilaeaceae. There are two known species, both native to southern South America. ''Tecophilaea'' was named for Tecophila Billotti, botanical artist and daughter of the Italian botani ...
'', '' Tapeinia'', '' Fascicularia'', ''
Ortachne ''Ortachne'' is a genus of Latin American plants in the grass family. ; SpeciesZuloaga, F. O., E. G. Nicora, Z. E. Rúgolo de Agrasar, O. Morrone, J. F. Pensiero & A. M. Cialdella. 1994. Catálogo de la familia Poaceae en la República Argentin ...
'', ''
Jubaea ''Jubaea'' is a genus of palms with one species, ''Jubaea chilensis'' or ''Jubaea spectabilis'', commonly known in English as the Chilean wine palm or Chile cocopalm, and palma chilena in Spanish. It is native to southwestern South America and i ...
'' *Endemic species: many. *Provinces ::Northern Chilean Province ::Central Chilean Province ::Argentine
Pampas The Pampas (from the qu, pampa, meaning "plain") are fertile South American low grasslands that cover more than and include the Argentine provinces of Buenos Aires, La Pampa, Santa Fe, Entre Ríos, and Córdoba; all of Uruguay; and Brazil ...
Province ::
Patagonia Patagonia () refers to a geographical region that encompasses the southern end of South America, governed by Argentina and Chile. The region comprises the southern section of the Andes Mountains with lakes, fjords, temperate rainforests, and gl ...
n Province ::
Tierra del Fuego Tierra del Fuego (, ; Spanish for "Land of the Fire", rarely also Fireland in English) is an archipelago off the southernmost tip of the South American mainland, across the Strait of Magellan. The archipelago consists of the main island, Isla G ...
Province


Neozeylandic Region

The greater
New Zealand New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...
islands region, including: the
Zealandia Zealandia (pronounced ), also known as (Māori) or Tasmantis, is an almost entirely submerged mass of continental crust that subsided after breaking away from Gondwanaland 83–79 million years ago.Gurnis, M., Hall, C.E., and Lavier, L.L., ...
islands (e.g.
North Island The North Island, also officially named Te Ika-a-Māui, is one of the two main islands of New Zealand, separated from the larger but much less populous South Island by the Cook Strait. The island's area is , making it the world's 14th-largest ...
,
South Island The South Island, also officially named , is the larger of the two major islands of New Zealand in surface area, the other being the smaller but more populous North Island. It is bordered to the north by Cook Strait, to the west by the Tasman ...
), the
New Zealand outlying islands The New Zealand outlying islands are nine offshore island groups that are part of New Zealand, with all but Solander Islands lying beyond the 12nm limit of the mainland's territorial waters. Although considered an integral parts of New Zealand, ...
, and the
New Zealand Subantarctic Islands The New Zealand Subantarctic Islands comprise the five southernmost groups of the New Zealand outlying islands. They are collectively designated as a UNESCO World Heritage Site. Most of the islands lie near the southeast edge of the largely ...
. *Endemic family: Ixerbaceae an endemic monogeneric family of one species, '' Ixerba brexioides''. The only endemic New Zealand vascular plant family. *Endemic genera: 50, including '' Loxsoma'', '' Pseudowintera'', ''
Hectorella ''Hectorella'' is a genus of flowering plants belonging to the family Montiaceae. It is monotypic, being represented by the single species ''Hectorella caespitosa''. It is native to New Zealand. The genus name of ''Hectorella'' is in honour of Ja ...
'', ''
Entelea ''Entelea arborescens'' or whau is a species of malvaceous tree endemic to New Zealand. ''E. arborescens'' is the only species in the genus ''Entelea''. A shrub or small tree to 6 m with large lime-like leaves giving a tropical appearance, ...
'', ''
Hoheria ''Hoheria'' is a genus of six species of flowering plants in the family Malvaceae. All are endemic to New Zealand. The genus name is a latinization of the Māori language name, ''houhere''. That name, as well as lacebark and ribbonwood, ar ...
'', ''
Corokia ''Corokia'' is a genus in the Argophyllaceae family. The genus was first described in 1839. It comprising six species native to New Zealand, Australia and Rapa Iti. ''Corokia'' species are shrubs or small trees with zigzagging (divaricating) br ...
'', ''
Alseuosmia ''Alseuosmia'' is a genus of five species of flowering plants in the family Alseuosmiaceae, growing in New Zealand's North Island. Species members are characteristically small evergreen shrubs. An example occurrence of species representative ''A ...
'', ''
Carmichaelia ''Carmichaelia'' (New Zealand brooms) is a genus of 24 plant species belonging to Fabaceae, the legume family. All but one species are native to New Zealand; the exception, '' Carmichaelia exsul'', is native to Lord Howe Island and presumably dis ...
'', '' Lophomyrtus'', '' Neomyrtus'', '' Plectomirtha'', '' Stilbocarpa'', '' Kirkophytum'', '' Coxella'', '' Lignocarpa'', ''
Scandia Scandza was described as a "great island" by Gothic-Byzantine historian Jordanes in his work ''Getica''. The island was located in the Arctic regions of the sea that surrounded the world. The location is usually identified with Scandinavia. Jor ...
'', '' Dactylanthus'', ''
Myosotidium ''Myosotidium'' is a genus of plants belonging to the family Boraginaceae. This genus is represented by the single species ''Myosotidium hortensia'', the Chatham Islands lily, giant forget-me-not or Chatham Islands forget-me-not, which is endemi ...
'', '' Parahebe'', ''
Negria ''Negria'' is a plant genus in the family Gesneriaceae. Its only species is ''Negria rhabdothamnoides'', commonly known as the pumpkin tree. It is related to '' Fieldia'' (syn. ''Lenbrassia'') and '' Depanthus''. Description The pumpkin tree ...
'', ''
Rhabdothamnus ''Rhabdothamnus solandri'' is a small shrub of the family Gesneriaceae endemic to New Zealand. It is the only plant of the genus ''Rhabdothamnus'', and the only member of Gesneriaceae native to New Zealand. Its common names are New Zealand gloxin ...
'', '' Teucridium'', ''
Oreostylidium ''Oreostylidium'' is a genus of flowering plants in the family Stylidiaceae with a single species, ''Oreostylidium subulatum'', that is endemic to New Zealand. ''O. subulatum'' is a very small plant with small, white flowers. It has a complicate ...
'', '' Pachystegia'', '' Haastia'', ''
Leucogenes ''Leucogenes'' is a genus of plants in the family Asteraceae, native to New Zealand. ; Species * '' Leucogenes grandiceps'' (Hook.f.) Beauverd - New Zealand * '' Leucogenes leontopodium'' (Hook.f.) Beauverd - New Zealand * '' Leucogenes neglec ...
'', ''
Phormium ''Phormium'' is a genus of two plant species in the family Asphodelaceae. One species is endemic to New Zealand and the other is native to New Zealand and Norfolk Island. The two species are widely known in New Zealand as flax or their Māori n ...
'', ''
Rhopalostylis ''Rhopalostylis'' is a genus of two species of palms native to the South Pacific. Both are smooth-trunked, with regular ringed scars from fallen leaves. The leaves are 3–5 m in length, and the leaf bases encircle the trunk. Distribution ''R ...
'', '' Lepidorrhachis'', ''
Hedyscepe ''Hedyscepe canterburyana'', the big mountain palm or umbrella palm, is the sole species in the genus ''Hedyscepe'' of the family Arecaceae. It is endemic to Lord Howe Island, Australia and is threatened by habitat loss. It is a solitary palm wit ...
'', ''
Howea ''Howea'' is a genus of two palms, '' H. belmoreana'' and '' H. forsteriana'', both endemic to Lord Howe Island, Australia. ''H. forsteriana'' in particular is commonly grown as an indoor plant in the Northern Hemisphere, and the two species for ...
'', '' Sporadanthus'', '' Aporostylis'', '' Desmoschoenus''), *Endemic species: very high species endemism, especially among
Pinophyta Conifers are a group of cone-bearing seed plants, a subset of gymnosperms. Scientifically, they make up the division Pinophyta (), also known as Coniferophyta () or Coniferae. The division contains a single extant class, Pinopsida. All extan ...
. *Provinces :: Lord Howe Province :: Norfolkian Province :: Kermadecian Province ::Northern Neozeylandic Province ::Central Neozeylandic Province ::Southern Neozeylandic Province :: Chatham Province ::
New Zealand Subantarctic Islands The New Zealand Subantarctic Islands comprise the five southernmost groups of the New Zealand outlying islands. They are collectively designated as a UNESCO World Heritage Site. Most of the islands lie near the southeast edge of the largely ...
Province


South Subantarctic Islands Region

The South Subantarctic Islands *Endemic species: '' Lyallia kerguelensis'', ''
Pringlea antiscorbutica ''Pringlea antiscorbutica'', commonly known as Kerguelen cabbage, is a flowering plant and the sole member of the monotypic genus ''Pringlea'' in the family Brassicaceae. Its common name comes from the archipelago of its discovery, the Kerguelen ...
'' ::
Tristan Tristan (Latin/ Brythonic: ''Drustanus''; cy, Trystan), also known as Tristram or Tristain and similar names, is the hero of the legend of Tristan and Iseult. In the legend, he is tasked with escorting the Irish princess Iseult to wed ...
Gough Province ::
Kerguelen The Kerguelen Islands ( or ; in French commonly ' but officially ', ), also known as the Desolation Islands (' in French), are a archipelago, group of islands in the subantarctic, sub-Antarctic constituting one of the two exposed parts of the ...
Province


See also

*
Antarctic flora Antarctic flora are a distinct community of vascular plants which evolved millions of years ago on the supercontinent of Gondwana. Presently, species of Antarctica flora reside on several now separated areas of the Southern Hemisphere, includin ...
*
Antarctic realm The Antarctic realm is one of eight terrestrial biogeographic realms. The ecosystem includes Antarctica and several island groups in the southern Atlantic and Indian oceans. The continent of Antarctica is so cold that it has supported only 2 v ...
* Flora of Antarctica (category link) * List of Antarctic and subantarctic islands


References


External links

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Encyclopædia Britannica The (Latin for "British Encyclopædia") is a general knowledge English-language encyclopaedia. It is published by Encyclopædia Britannica, Inc.; the company has existed since the 18th century, although it has changed ownership various time ...
''
Antarctic Floristic Kingdom
{{Antarctica Floristic kingdoms Kingdom
Floristic kingdom A phytochorion, in phytogeography, is a geographic area with a relatively uniform composition of plant species. Adjacent phytochoria do not usually have a sharp boundary, but rather a soft one, a transitional area in which many species from both re ...
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