Respuesta :
The southern Appalachia region of the united state is the one which is similar to the southwestern Caucasus forest of Russia. The southern Appalachia and the southern western Caucasus forest has common origin and they are warm termperate tertiary forest but they have different history of development.
The area of United States which is similar to the southwestern caucasus forest region of Russia is the southern Appalachia region of the United States.
Explanation:
The reason why these two regions is similar is the warm temperate tertiary in both the regions. The other similarities also include the species-to-genus, the florist composition and the species-to-families.
But both the regions have different history of development and the differences also include taxonomic diversity and the percentage of trees.