Approximate area of the Southeastern mixed forests ecoregion
North America second level political division 2.svg
Terrestrial ecoregions of North America : a conservation assessment. Taylor H Ricketts; et al. Washington, D.C. : Island Press, ©1999. xxiv, 485 p. : ill. (some col.), maps (some col.) ; 28 cm. (ISBN 9781559637220)
Cephas