河南省5个自然保护区珍稀濒危植物的比较研究

选取河南省自南向北5个代表性的自然保护区,对其珍稀濒危植物种类、科属分布、区系特征、相似度、资源利用方式等方面进行比较研究。结果表明:宝天曼自然保护区珍稀濒危植物105种,与其它自然保护区相比,在科、属、种水平上均占绝对优势;区系成分复杂多样,呈现出明显的温带性质;珍稀濒危植物与河南省其他相邻自然保护区相似度较低;资源利用方式多样,具有潜在的应用前景;是河南省珍稀濒危植物研究的重点区域和核心地区。

Comparative Study on Rare and Endangered Plants of 5 Nature Reserves in Henan

5 nature reserves selected were located from the south to the north in Henan Province,The species,family and genera distribution,floristic characteristics,similarity and resource utilization of rare and endangered plants in 5 representative nature reserves were investigated in this paper.The results showed as follows:there were 105 species of rare and endangered plants in Baotianman Nature Reserve.The complex floristic elements had obvious temperate characteristics,rare and dangered plant had low similitude degree with other neighbour nature reserves in Henan;it had potential promising application prospect owing to the various resource utilization.Therefore,Baotianman nature reserve was the distribution centre and research base of rare and endangered plant in Henan.