{{No footnotes, date=May 2020 The Austroriparian is a biogeographic province in the Southeastern

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

. As designated by Miklos Udvardy, it includes the humid coniferous and mixed temperate forests of the Mississippi Alluvial Plain and the

Atlantic Coastal Plain The Atlantic Ocean is the second-largest of the world's five oceans, with an area of about . It covers approximately 20% of Earth#Surface, Earth's surface and about 29% of its water surface area. It is known to separate the "Old World" of Afr ...

from eastern Texas to southeastern Virginia, including all but the southernmost portion of

Florida Florida is a state located in the Southeastern region of the United States. Florida is bordered to the west by the Gulf of Mexico, to the northwest by Alabama, to the north by Georgia, to the east by the Bahamas and Atlantic Ocean, and to ...

, and covering portions of Alabama, Arkansas, Florida, Georgia, Louisiana, Mississippi, Missouri, North Carolina, South Carolina, Tennessee, Texas. In the WWF designation of

ecoregion An ecoregion (ecological region) or ecozone (ecological zone) is an ecologically and geographically defined area that is smaller than a bioregion, which in turn is smaller than a biogeographic realm. Ecoregions cover relatively large areas of l ...

s, the Austroriparian province corresponds generally to the

Mississippi lowland forests The Mississippi lowland forests are a temperate broadleaf and mixed forest ecoregion in the eastern United States, covering an area of . Setting Located on the Mississippi Alluvial Plain from Louisiana north to the southern edge of Illinois, the ...

Middle Atlantic coastal forests The Middle Atlantic coastal forests are a temperate coniferous forest mixed with patches of evergreen broadleaved forests (closer to the Atlantic coast) along the coast of the southeastern United States. Setting The Middle Atlantic coastal fore ...

, Southeastern conifer forests, Florida Sand Pine Scrub, and the eastern portion of the

Western Gulf coastal grasslands The Western Gulf coastal grasslands ( es, Pastizales costeros del Golfo Occidental) are a subtropical grassland ecoregion of the southern United States and northeastern Mexico. It is known in Louisiana as the "Cajun Prairie", Texas as "Coastal ...

ecoregions. The Austroriparian province corresponds to the southern portion of the Atlantic and Gulf Coastal Plain floristic province. The name is compound of the

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...

terms ''Austro'' (southern) and '' riparian'' (of the river bank).

References