辽宁棋盘山森林公园种子植物区系研究

Studies on Floristic Characteristics of Seed Plants in Qipanshan Forest Park,Liaoning Province

在实地考察和标本采集鉴定的基础上,对辽宁棋盘山森林公园种子植物的组成、分布类型和区系特征进行了分析研究。结果表明,棋盘山森林公园共有种子植物69科187属264种,其中裸子植物4科9属23种,被子植物65科178属241种;植被类型多样,区系地理成分复杂,具有强烈的温带性质;区内具有一定数量的重点保护植物,但特有现象不显著,有中国特有属1属,中国特有种9种。

The floristic characteristics of seed plants in Qipanshan Forest Park in Liaoning Province were studied on the basis of field investigation and specimen identification. The results showed that there were 264 seed plants, belonging to 69 families and 187 genera. Among which there were 23 gymnosperm species, beloning to 4 families and 9 genera, and 241 angiosperm species, belonging to 65 families and 178 genera. The seed plants in Qipanshan Forest Park were abundant, and the geographic elements of flora were complicated and predominated by temperate elements. There were a certain amount of rare and protected plants. However, endemism in this area was not obvious, and only contained 1 genus and 9 species endemic to China.