重庆的国家重点保护植物研究

基于《中国植物红皮书》第一、二册名录，重庆有国家重点保护植物７７种，隶属于４７科，７１属。根据第一批公布的国家重点保护植物，重庆有５２种４９属３２科；其中一级５种，二级２４种，三级２３种，濒危６种，稀有２１种，渐危２５种。水平分布有三个中心，即大巴山南缘地区、武陵山区、大娄山北缘地区。论文最后提出了珍稀濒危植物的保护措施。

Discussion on the Key Protected Species in Chongqing Municipality

According to the first and second section of the Chinese Species Red Book,there are 77 national protected species that belong to 47 families 71 genera in Chongqing Municipility.And among the most important plants that have been announced to be protected in China,there are 52 national protected species that belong to 32 families 49 genera in Chongqing municipality,among which 5 species are of grade 1,24 species are of grade 2,and 23 species are of grade 3.As for their existing status,6 are of endangered species,21 are of rare species,25 are of vulnerable.At the water level distribution,there are three distribution centres:the southern edge of DaBa mountains,Wulong mountains area,the northern edge of Dalou mountains.In the last part of this paper,the author offered some methods of protecting the rare and endangered plants.