Thirty million years ago, Chamaecyparis species were distributed all over the world. But after the ice ages, the high mountains of Taiwan, which were squeezed up from the edges of two tectonic plates a million years ago, became their refuge.
三千萬年前，檜木屬植物曾分佈全世界，幾度冰河去來，百萬年前板塊推擠成形的台灣高山，成為檜木避難所。