paleotropical

The Jiuwan Mountains, situated in the middle of northern Guangxi,South China (25°10'-25°25'N, 108°27'E), is a transitional region between the Holarctic flora and Paleotropical flora.

九万山位于广西北部的中央(25°10’～25°25’N,108°27’E),界于泛北极植物和热带植物的交汇处。其主要植被为亚热带常绿阔叶林。