Please answer a question about the following article about Southern Europe:

Southern Europe's flora is that of the Mediterranean Region, one of the phytochoria recognized by Armen Takhtajan. The Mediterranean and Submediterranean climate regions in Europe are found in much of Southern Europe, mainly in Southern Portugal, most of Spain, the southern coast of France, Italy, the Croatian coast, much of Bosnia, Montenegro, Albania, Macedonia, Greece, and the Mediterranean islands.

What is a word that can be used to describe the plant life of southern Europe?
phytochoria