山东植物区系中的特有现象

Studies on the endemism in the flora of Shandong province

对山东植物区系中的特有现象进行了初步研究。全省共有 53个特有种 ,可分为 4种分布式样即全省分布型、鲁中南—山东半岛间断分布型、鲁中南山地分布型和山东半岛分布型 ;提出了山东植物区的两个特有现象中心 ,即崂山—昆嵛山中心和泰山—蒙山中心 。

This paper deals with the endemism in the flora of Shandong province.There are three main conclusion as follows:(1) There are 53 species of vascular plants are endemic to Shandong province after revison.(2) Four areal types of endemic species are put forwars as:(a) Widedistributed in Shandong;(b) Middle South and Eastern Peninsula disjuncted;(c) Middle South Mountains and (d) Eastern peninsula.(3) Two centers of endemism are found as:(a) Mt.Lao Mt.Kunyu center of endemism and (b) Mt.Tai Mt.Meng center of endemism.