North American Atlantic Region - AbsoluteAstronomy.com

North American Atlantic Region is a floristic region within the Holarctic Kingdom identified by Armen Takhtajan

Armen Takhtajan

Armen Leonovich Takhtajan or Takhtajian , was a Soviet-Armenian botanist, one of the most important figures in 20th century plant evolution and systematics and biogeography. His other interests included morphology of flowering plants, paleobotany, and the flora of the Caucasus...

and Robert F. Thorne, spanning from the Atlantic

East Coast of the United States

The East Coast of the United States, also known as the Eastern Seaboard, refers to the easternmost coastal states in the United States, which touch the Atlantic Ocean and stretch up to Canada. The term includes the U.S...

and Gulf

Gulf Coast of the United States

The Gulf Coast of the United States, sometimes referred to as the Gulf South, South Coast, or 3rd Coast, comprises the coasts of American states that are on the Gulf of Mexico, which includes Texas, Louisiana, Mississippi, Alabama, and Florida and are known as the Gulf States...

coasts to the Great Plains

Great Plains

The Great Plains are a broad expanse of flat land, much of it covered in prairie, steppe and grassland, which lies west of the Mississippi River and east of the Rocky Mountains in the United States and Canada. This area covers parts of the U.S...

and comprising a major part of the United States

United States

The United States of America is a federal constitutional republic comprising fifty states and a federal district...

and southeastern portions of Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

. It is bordered by the Circumboreal floristic region in the north, by the Rocky Mountain and Madrean floristic regions in the west and by the Caribbean floristic region of the Neotropical Kingdom in the south of Florida

Florida

Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...

. The flora

Flora

Flora is the plant life occurring in a particular region or time, generally the naturally occurring or indigenous—native plant life. The corresponding term for animals is fauna.-Etymology:...

of the region comprises two endemic monotypic

Monotypic

In biology, a monotypic taxon is a taxonomic group with only one biological type. The term's usage differs slightly between botany and zoology. The term monotypic has a separate use in conservation biology, monotypic habitat, regarding species habitat conversion eliminating biodiversity and...

families

Family (biology)

In biological classification, family is* a taxonomic rank. Other well-known ranks are life, domain, kingdom, phylum, class, order, genus, and species, with family fitting between order and genus. As for the other well-known ranks, there is the option of an immediately lower rank, indicated by the...

, Hydrastidaceae and Leitneriaceae, and is characterized by about a hundred of endemic genera

Genus

In biology, a genus is a low-level taxonomic rank used in the biological classification of living and fossil organisms, which is an example of definition by genus and differentia...

(such as Sanguinaria, Leavenworthia, Gillenia

Gillenia

Gillenia is a genus of two species of perennial herbs in the Rosaceae family. Common names for plants in this genus include: Bowman's root, Indian-physic, American ipecac. This genus is endemic to dry open woods with acidic soils in eastern North America...

, Neviusia

Neviusia

Neviusia is a genus of ornamental plants, which are native to the United States, containing two extant species and one extinct species known from leaf fossils. This genus is a rare example of a disjunct range occurring in North America...

, Dionaea, Yeatesia, Pleea). The degree of species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

endemism is very high, many species are Tertiary

Tertiary

The Tertiary is a deprecated term for a geologic period 65 million to 2.6 million years ago. The Tertiary covered the time span between the superseded Secondary period and the Quaternary...

relict

Relict

A relict is a surviving remnant of a natural phenomenon.* In biology a relict is an organism that at an earlier time was abundant in a large area but now occurs at only one or a few small areas....

s, which survived the Wisconsin glaciation

Wisconsin glaciation

The last glacial period was the most recent glacial period within the current ice age occurring during the last years of the Pleistocene, from approximately 110,000 to 10,000 years ago....

and are now concentrated in the Appalachians (esp. Blue Ridge Mountains

Blue Ridge Mountains

The Blue Ridge Mountains are a physiographic province of the larger Appalachian Mountains range. This province consists of northern and southern physiographic regions, which divide near the Roanoke River gap. The mountain range is located in the eastern United States, starting at its southern-most...

) and the Ozarks. A number of genera (Sarracenia

Sarracenia

Sarracenia is a genus comprising 8 to 11 species of North American pitcher plants. The genus belongs to the family Sarraceniaceae, which also contain the closely allied genera Darlingtonia and Heliamphora....

, Uvularia

Uvularia

Uvularia is a genus of plants in the family Colchicaceae, close to the lily family . They are commonly called Bellworts, Bellfowers or Merrybells. This unusual flower is found in April and May, often on wooded slopes or in ravines and it spreads by stolons or stoloniferus rhizomes...

etc.) are shared only with the Canadian floristic province of the Circumboreal region. Moreover, as has long been noted (e.g. by Joseph Gerhard Zuccarini

Joseph Gerhard Zuccarini

Joseph Gerhard Zuccarini was a German botanist, Professor of Botany at the University of München. He worked extensively with Philipp Franz von Siebold, assisting in describing his collections from Japan, but also described plants discovered in other areas, including Mexico.-References:...

and especially by Asa Gray

Asa Gray

-References:*Asa Gray. Dictionary of American Biography. American Council of Learned Societies, 1928–1936.*Asa Gray. Encyclopedia of World Biography, 2nd ed. 17 Vols. Gale Research, 1998.*Asa Gray. Plant Sciences. 4 vols. Macmillan Reference USA, 2001....

), a large number of relict genera (Liriodendron

Liriodendron

Liriodendron is a genus of two species of characteristically large deciduous trees in the magnolia family .These trees are widely known by the common name tulip tree or tuliptree for their large flowers superficially resembling tulips, but are closely related to magnolias rather than lilies, the...

, Hamamelis, Stewartia etc.) are shared with the relatively distant Eastern Asiatic Region

Eastern Asiatic Region

The Eastern Asiatic Region is the richest floristic region within the Holarctic Kingdom and situated in temperate East Asia...

(comprising Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

and the east of China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

) and sometimes Southeast Asia

Southeast Asia

Southeast Asia, South-East Asia, South East Asia or Southeastern Asia is a subregion of Asia, consisting of the countries that are geographically south of China, east of India, west of New Guinea and north of Australia. The region lies on the intersection of geological plates, with heavy seismic...

. R. F. Thorne counted at least 74 genera restricted to eastern North America

North America

North America is a continent wholly within the Northern Hemisphere and almost wholly within the Western Hemisphere. It is also considered a northern subcontinent of the Americas...

and Asia

Asia

Asia is the world's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and with approximately 3.879 billion people, it hosts 60% of the world's current human population...

(mostly eastern and southeastern Asia). The fossil record indicates that during the Tertiary

Tertiary

The Tertiary is a deprecated term for a geologic period 65 million to 2.6 million years ago. The Tertiary covered the time span between the superseded Secondary period and the Quaternary...

period a warm temperate zone extended across much of the Northern Hemisphere

Northern Hemisphere

The Northern Hemisphere is the half of a planet that is north of its equator—the word hemisphere literally means “half sphere”. It is also that half of the celestial sphere north of the celestial equator...

, linking America to Asia.

Subdivisions

The North American Atlantic Region is subdivided further into three floristic province

Floristic province

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 regions overlap...

s: the Appalachian Province, Atlantic and Gulf Coastal Plain Province, and North American Prairies Province.

Appalachian Province

The Appalachian Province comprises the upland eastern North America that was covered by deciduous forest in historic times, concentrated around the Appalachians and Ozarks, where its flora found refuge during Pleistocene

Pleistocene

The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

glaciations. It stretches from southernmost Ontario

Ontario

Ontario is a province of Canada, located in east-central Canada. It is Canada's most populous province and second largest in total area. It is home to the nation's most populous city, Toronto, and the nation's capital, Ottawa....

and Quebec

Quebec

Quebec or is a province in east-central Canada. It is the only Canadian province with a predominantly French-speaking population and the only one whose sole official language is French at the provincial level....

to Arkansas

Arkansas

Arkansas is a state located in the southern region of the United States. Its name is an Algonquian name of the Quapaw Indians. Arkansas shares borders with six states , and its eastern border is largely defined by the Mississippi River...

and easternmost

East Texas

East Texas is a distinct geographic and ecological area in the U.S. state of Texas.According to the Handbook of Texas, the East Texas area "may be separated from the rest of Texas roughly by a line extending from the Red River in north central Lamar County southwestward to east central Limestone...

Texas

Texas is the second largest U.S. state by both area and population, and the largest state by area in the contiguous United States.The name, based on the Caddo word "Tejas" meaning "friends" or "allies", was applied by the Spanish to the Caddo themselves and to the region of their settlement in...

and from central Georgia

Georgia (U.S. state)

Georgia is a state located in the southeastern United States. It was established in 1732, the last of the original Thirteen Colonies. The state is named after King George II of Great Britain. Georgia was the fourth state to ratify the United States Constitution, on January 2, 1788...

and Alabama

Alabama

Alabama is a state located in the southeastern region of the United States. It is bordered by Tennessee to the north, Georgia to the east, Florida and the Gulf of Mexico to the south, and Mississippi to the west. Alabama ranks 30th in total land area and ranks second in the size of its inland...

to eastern Iowa

Iowa

Iowa is a state located in the Midwestern United States, an area often referred to as the "American Heartland". It derives its name from the Ioway people, one of the many American Indian tribes that occupied the state at the time of European exploration. Iowa was a part of the French colony of New...

and southeastern Minnesota

Minnesota

Minnesota is a U.S. state located in the Midwestern United States. The twelfth largest state of the U.S., it is the twenty-first most populous, with 5.3 million residents. Minnesota was carved out of the eastern half of the Minnesota Territory and admitted to the Union as the thirty-second state...

. The remaining wildland of the province is covered predominantly by temperate broadleaf and mixed forests

Temperate broadleaf and mixed forests

Mixed forests are a temperate and humid biome. The typical structure of these forests includes four layers. The uppermost layer is the canopy composed of tall mature trees ranging from 33 to 66 m high. Below the canopy is the three-layered, shade-tolerant understory that is roughly 9 to...

dominated by oak

Oak

An oak is a tree or shrub in the genus Quercus , of which about 600 species exist. "Oak" may also appear in the names of species in related genera, notably Lithocarpus...

s, hickories

Hickory

Trees in the genus Carya are commonly known as hickory, derived from the Powhatan language of Virginia. The genus includes 17–19 species of deciduous trees with pinnately compound leaves and big nuts...

, maple

Maple

Acer is a genus of trees or shrubs commonly known as maple.Maples are variously classified in a family of their own, the Aceraceae, or together with the Hippocastanaceae included in the family Sapindaceae. Modern classifications, including the Angiosperm Phylogeny Group system, favour inclusion in...

s and Tsuga

Tsuga

Tsuga is a genus of conifers in the family Pinaceae. The common name hemlock is derived from a perceived similarity in the smell of its crushed foliage to that of the unrelated plant poison hemlock....

and is characterized by the highest degree of endemism within the floristic region. It includes such ecoregions as the Appalachian mixed mesophytic forests

Appalachian mixed mesophytic forests

The Appalachian mixed mesophytic forests are an ecoregion of mesophytic plants west of the Appalachian Mountains in the southeastern United States.-Setting:...

, Appalachian-Blue Ridge forests

Appalachian-Blue Ridge forests

The Appalachian-Blue Ridge Forests is a temperate broadleaf and mixed forests ecoregion of the Eastern United States, delineated by the World Wide Fund for Nature.-Setting:...

, Central U.S. hardwood forests

Central U.S. hardwood forests

The Central U.S. hardwood forests comprise a Temperate broadleaf and mixed forests ecoregion in the Eastern United States. It has one of the most diverse herbaceous plant floras of ecoregions in North America.-Setting:...

, Ozark Mountain forests

Ozark Mountain Forests

The Ozark Mountain forests are a temperate broadleaf and mixed forests ecoregion of the central United States delineated by the World Wide Fund for Nature...

, and the piedmont

Piedmont (United States)

The Piedmont is a plateau region located in the eastern United States between the Atlantic Coastal Plain and the main Appalachian Mountains, stretching from New Jersey in the north to central Alabama in the south. The Piedmont province is a physiographic province of the larger Appalachian division...

(as far east as the fall line

Fall line

A fall line is a geomorphologic unconformity between an upland region of relatively hard crystalline basement rock and a coastal plain of softer sedimentary rock. A fall line is typically prominent when crossed by a river, for there will often be rapids or waterfalls...

Atlantic and Gulf Coastal Plain Province

The Atlantic and Gulf Coastal Plain Province is a coastal strip of land, very narrow on the north, lying to the east and south of the Appalachian Province and stretching from the southernmost Nova Scotia

Nova Scotia

Nova Scotia is one of Canada's three Maritime provinces and is the most populous province in Atlantic Canada. The name of the province is Latin for "New Scotland," but "Nova Scotia" is the recognized, English-language name of the province. The provincial capital is Halifax. Nova Scotia is the...

through Georgia

Georgia (U.S. state)

and Florida

Florida

to eastern Texas

Texas

, extending into the Mississippi Embayment

Mississippi embayment

The Mississippi Embayment is a physiographic feature in the south-central United States, part of the Mississippi Alluvial Plain. It is essentially a northward continuation of the fluvial sediments of the Mississippi River Delta to its confluence with the Ohio River at Cairo, Illinois. The embayment...

up to the southern tip of Illinois

Illinois

Illinois is the fifth-most populous state of the United States of America, and is often noted for being a microcosm of the entire country. With Chicago in the northeast, small industrial cities and great agricultural productivity in central and northern Illinois, and natural resources like coal,...

. Due to Pleistocene inundations, most of its flora is much younger than that of the Appalachian province, but the degree of endemism is still high. The remaining wildland of the province is occupied mostly by temperate coniferous forests

Temperate coniferous forests

Temperate coniferous forest is a terrestrial biome found in temperate regions of the world with warm summers and cool winters and adequate rainfall to sustain a forest. In most temperate coniferous forests, evergreen conifers predominate, while some are a mix of conifers and broadleaf evergreen...

as well as temperate mixed forests dominated by pine

Pine

Pines are trees in the genus Pinus ,in the family Pinaceae. They make up the monotypic subfamily Pinoideae. There are about 115 species of pine, although different authorities accept between 105 and 125 species.-Etymology:...

s (including such ecoregions as the Northeastern coastal forests

Northeastern coastal forests

The Northeastern coastal forests are a temperate broadleaf and mixed forests ecoregion of the northeastern United States. The ecoregion covers an area of 34,630 sq miles encompassing the Piedmont and coastal plain of seven states, extending from northern Maryland and Delaware through southeast...

, New England-Acadian forests, Atlantic coastal pine barrens

Atlantic coastal pine barrens

The Atlantic coastal pine barrens is a temperate coniferous forests ecoregion of the northeastern United States.-Setting:This ecoregion covers a disjunct area of 8,975 km² including the New Jersey Pine Barrens on the coastal plain of New Jersey, and smaller areas of southern Long Island in New...

). This province can be subdivided into smaller areas, most notably the gulf coastal plain

Gulf Coastal Plain

The Gulf Coastal Plain extends around the Gulf of Mexico in the Southern United States and eastern Mexico.The plain reaches from the western Florida Panhandle, the southwestern two thirds of Alabama, over most of Mississippi, some of western Tennessee and Kentucky, southwest Arkansas, the Florida...

and the Atlantic coastal plain

Atlantic Coastal Plain

The Atlantic coastal plain has both low elevation and low relief, but it is also a relatively flat landform extending from the New York Bight southward to a Georgia/Florida section of the Eastern Continental Divide, which demarcates the plain from the ACF River Basin in the Gulf Coastal Plain to...

North American Prairies Province

The North American Prairies Province

North American Prairies Province

The North American Prairies Province is a large grassland floristic province lying between the Appalachian Province and the Rocky Mountains and including the prairies of the Great Plains. It is bounded by the Canadian coniferous forests on the north and the arid semideserts to the southwest...

is a large grassland floristic province lying between the Appalachian Province and the Rocky Mountains

Rocky Mountains

The Rocky Mountains are a major mountain range in western North America. The Rocky Mountains stretch more than from the northernmost part of British Columbia, in western Canada, to New Mexico, in the southwestern United States...

and including the prairie

Prairie

Prairies are considered part of the temperate grasslands, savannas, and shrublands biome by ecologists, based on similar temperate climates, moderate rainfall, and grasses, herbs, and shrubs, rather than trees, as the dominant vegetation type...

s of the Great Plains

Great Plains

. It is bounded by the Canadian coniferous forests on the north and the arid semideserts to the southwest. The province itself is occupied by temperate grasslands, savannas, and shrublands

Temperate grasslands, savannas, and shrublands

Temperate grasslands, savannas, and shrublands is a terrestrial biome whose predominant vegetation consists of grasses and/or shrubs. The climate is temperate and semi-arid to semi-humid....

(including such ecoregions as the Flint Hills tall grasslands, Sand Hills

Sand Hills (Nebraska)

The Sand Hills, often written Sandhills, is a region of mixed-grass prairie on grass-stabilized sand dunes in north-central Nebraska, covering just over one quarter of the state...

, High Plains

High Plains (United States)

The High Plains are a subregion of the Great Plains mostly in the Western United States, but also partly in the Midwest states of Nebraska, Kansas, and South Dakota, generally encompassing the western part of the Great Plains before the region reaches the Rocky Mountains...

). Endemism is rather limited in this province, and its boundaries are vague. During the Pleistocene

Pleistocene

The Pleistocene is the epoch from 2,588,000 to 11,700 years BP that spans the world's recent period of repeated glaciations. The name pleistocene is derived from the Greek and ....

much of the province was glaciated.

Endemic taxa

Endemics of the Appalachian Province

Families

Genera

Cymophyllus

Galax

Galax is a genus in the flowering plant family Diapensiaceae, containing a single species, Galax urceolata...

Rugelia

Rugelia is a genus of flowering plants in the daisy family, Asteraceae....

Diamorpha

Diamorpha is a genus of family Crassulaceae. It is monotypic, including only the species Diamorpha smallii , an endemic of the southeastern United States. It becomes active in late fall and winter, blooms in late March, then dies. It has red succulent leaves that act to reflect light and hold...

Amphianthus

Amphianthus is a genus of sea anenomes that contains twenty-four recognized species, A. armatus - A. bathybium - A. brunneus - A. californicus - A. capensis - A. caribaea - A. dohrnii - A. ingolfi - A. islandicus - A. lacteus - A. laevis - A. margaritaceus - A. michaelsarsi - A. minutus - A....

Jamesianthus

Jamesianthus is a genus of flowering plants in the daisy family....

Nestronia

Rugelia

Rugelia is a genus of flowering plants in the daisy family, Asteraceae....

Species and lower taxa

Cardamine flagellifera

Cardamine clematitis

Convallaria majuscula

Clematis albicoma

Shortia galacifolia

Shortia galacifolia is a rare plant of the Southern Appalachians in the family Diapensiaceae. It is a relict herb which long bewitched Asa Gray, the eminent American botanist, a saga detailed in the paper "Asa Gray and his quest for Shortia glaucifolia" [Arnoldia Vol. 2, 13-26. 1942]...

Pinus pungens

Oncophorus raui

Gymnocarpium appalachianum

Cimicifuga americna

Seymeria cassioides

Pyrularia pubera

Chrysogonum virginianum

Chrysogonum virginianum is a perennial ornamental herb native of United States, which is usually propagated by root cuttings.-External links:***...

Liatris helleri

Liatris helleri is a rare species of flowering plant in the aster family known by the common names Heller's blazing star and Heller's gayfeather. It is endemic to North Carolina in the United States, where it occurs only in the Blue Ridge Mountains...

Diphylleia cymosa

Diphylleia cymosa is an ornamental plant of the Berberidaceae family, which is native of United States. It is endemic to the deciduous forests of the southeast United States and blooms in the late spring.-External links:***...

Galium arkansanum

Echinacea paradoxa

Echinacea paradoxa is a perennial species of flowering plant in the genus Echinacea. Echinacea paradoxa is native to Missouri, Arkansas, Oklahoma, and Texas, and is listed as threatened in Arkansas....

Delphinium treleasei

Scutellaria bushii

Hamamelis vernalis

Hamamelis vernalis is a species of Witch-hazel native to the Ozark Plateau in central North America, in Missouri, Oklahoma, and Arkansas.It is a deciduous large shrub growing to 4 m tall, spreading by stoloniferous root sprouts...

Abies fraseri

Picea rubens

Magnolia fraseri

Phlox buckleyi

Trifolium virginicum

Senecio antennariifolius

Paxistima canbyi

Paxistima canbyi is a species of shrub in the bittersweet family known by the common name Canby's Mountain Lover. Canby's mountain-lover is rare throughout its natural range. Canby's mountain-lover is listed as a candidate species for federal listing by the USF&WS....

Endemics of the Atlantic and Gulf Coastal Plain Province

Families

Leitneriaceae

Genera

Balduina

Balduina, population 42,000, is an urban area that belongs to the Municipio XIX of the commune of Rome, and to the fourteenth borough of the city,...

Ceratiola

Dicerandra

Dicerandra is a genus of flowering plants in the mint family. They are native to the southeastern United States, with several being endemic to Florida...

Franklinia

Franklinia is a monotypic genus in the tea plant family, Theaceae. The sole species in this genus is a flowering tree, Franklinia alatamaha, commonly called the Franklin tree, and native to the Altamaha River valley in Georgia in the southeastern United States...

Harperocallis

Harperocallis is a monotypic genus of flowering plants in the family Tofieldiaceae. Like many lilioid monocots, it was formerly placed in the Liliaceae. It contains the single species Harperocallis flava, which is known by the common name Harper's beauty...

Lachnanthes

Lachnanthes is a genus of monocotyledonous plants in the bloodwort family containing only one species, namely Lachnanthes caroliniana, commonly known as redroot. The plant is native to eastern North America, from Nova Scotia and Massachusetts in the north, south to Florida and Cuba, and west along...

Macranthera

Pinckneya

Pleea

Pyxidanthera

Schwalbea

Sclerolepis

Sclerolepis is an aquatic plant native to the eastern United States. It lives in ponds and other wet areas. When water is abundant, the plant lives underwater, with long stems and flaccid, elongated leaves, and does not flower. When the water level drops, it assumes a form more familiar in...

Stokesia

Stokesia (plant)

Stokesia laevis is a species of flowering plant native to southeastern North America, the only species in the genus Stokesia. It is in the daisy family. The flowers appear in the summer and are purple . The plant is cultivated and several cultivars are available...

Warea

Warea is a community in the west of Taranaki, in the North Island of New Zealand. It is located on State Highway 45, 26 kilometres north of Opunake.-References:...

Zenobia

Zenobia (plant)

Zenobia pulverulenta is the sole species in the genus Zenobia, in the flowering plant family Ericaceae. It is native to the southeastern United States, in North Carolina, South Carolina, and Virginia....

Species and lower taxa

Taxodium ascendens

Taxodium ascendens, also known as Pond Cypress, is a deciduous conifer of the genus Taxodium, native to North America. Many botanists treat it as a variety of Bald Cypress, Taxodium distichum Taxodium ascendens, also known as Pond Cypress, is a deciduous conifer of the genus Taxodium, native to...

Magnolia macrophylla subsp. ashei

Magnolia pyramidata

Magnolia grandiflora

Endemics of the North American Prairies Province

Species and lower taxa

Phlox oklahomensis

Lespedeza leptostachya

Lespedeza leptostachya is a rare species of flowering plant in the legume family known by the common names prairie lespedeza and prairie bush-clover. It is endemic to the Upper Midwest region of the United States, where it occurs in the Upper Mississipi Valley in the states of Minnesota, Iowa,...

Eustoma russellianum

Eustoma russellianum, is a species of flowering plant in the Gentian family. Its previous binomial name was Eustoma grandiflorum . Common names include Texas bluebells, Texas bluebell, Bluebell, Showy prairie gentian, Prairie gentian The Bolero Deep Blue, and Lisianthus.-Description:Eustoma...

Endemics of the Appalachian Province and the Atlantic and Gulf Coastal Plain Province

Genera

Sanguinaria

Species and lower taxa

Liriodendron tulipifera

Liriodendron tulipifera, commonly known as the tulip tree, American tulip tree, tuliptree, tulip poplar or yellow poplar, is the Western Hemisphere representative of the two-species genus Liriodendron, and the tallest eastern hardwood...

Taxodium distichum

Taxodium distichum is a species of conifer native to the southeastern United States.-Characteristics:...

Castanea pumila

Hamamelis virginiana

Hamamelis virginiana is a species of Witch-hazel native to eastern North America, from Nova Scotia west to Minnesota, and south to central Florida to eastern Texas....

Magnolia macrophylla subsp. macrophylla

Magnolia virginiana

Magnolia acuminata

Magnolia tripetala

Endemics of the Appalachian Province and the North American Prairies Province

Genera

Species and lower taxa

Endemics of the Atlantic and Gulf Coastal Plain Province and the North American Prairies Province

Genera

Species and lower taxa

Endemics of the Appalachian Province, the Atlantic and Gulf Coastal Plain Province and the North American Prairies Province

Genera

Species and lower taxa

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