作者比较了柏木属13个代表种的核型,并结合地理分布、化石、古地理、古气候等资料,认为地中海地区的地中海柏木C。
After making comparison among the karyotypes of 13 representive species in Cupressus , combined with data from geography , fossil , palaeogeography and palaeoclimate , the author thinks that C.