广东天井山国家森林公园珍稀濒危植物多样性及保育研究

[目的]了解广东省天井山国家森林公园野生珍稀濒危植物的现状。[方法]查阅有关资料,同时进行实地野外调查。[结果]天井山森林公园共有野生珍稀濒危植物43种,其中蕨类植物12种,裸子植物7种,被子植物24种。国家Ⅰ级重点保护植物有2种,Ⅱ级重点保护植物有10种;有10种植物被评估为近危种,14种属于易危,3种为濒危。区内珍稀濒危植物具有组成较为丰富、起源古老、特有现象突出的特点。此外,该研究首次对区域内的珍稀蕨类和兰科植物的种类数目、野外生存状况进行了分析。[结论]该研究提出了保育和保护建议。

Biodiversity and Conservation of Rare and Endangered plants in Tianjingshan National Forest Park in Guangdong

[Objective] To know the field information about the rare and endangered vascular plants in Tianjingshan National Forest Park.[Method] Related data was consulted and a field investigation was carried out.[Result] There are 43 rare and endangered species in this area,including 12 species of ferns,7 species of gymnosperms and 24 species of angiosperms.Among them,two species were listed under the first class of state protection and 10 species under the second.It is also showed that 10 species are nearly endangered(NT),14 species are vulnerable(VU) and three species are endangered(EN).The biodiversity of the rare and endangered plants in Tianjingshan has relatively high richness in species composition,antiquity in terms of their origin,and abundance of endemic elements.In addition,the species number and habitat of the rare and endangered ferns and orchids are firstly analyzed.[Conclusion] Some conservation strategies is proposed.