大连城山头海滨地貌国家级自然保护区蛋坨子岛药用种子植物多样性研究

Study on the diversity of medicinal seed plants in Dantuozi Islet,Dalian Chenshantou coastal landform national nature reserve

蛋坨子岛共分布有药用种子植物23科36属39种,分别占岛上种子植物科、属、种数的85.18%、72%、73.58%.从数量、生活型和地理成分等方面对该岛的药用种子植物进行了多样性研究,分析了其植物种类、种群数量和分布格局的特点及形成的原因,并对蛋坨子岛药用种子植物的保护提出了具体建议.

There are 39 species medicinal seed plants that belong to 36 genera and 23 families, which accounted for 85.18, %, 72% and 73.58% of the total families, genera and species of seed plants on Dantuozi Islet. According to the study of these medicinal seed plants from several aspects such as thenumber, the biotype and the geographical element, we analysed the features and the causes of forma- tion about the species, population quantity and distribution pattern of medicinal seed plants on the islet, and some concrete suggestions were made for the protection of these plants.