摘要
通过野外调查、标本鉴定和文献资料查阅,对大青山自然保护区药用种子植物的组成特征和区系地理成分进行了分析,结果表明:(1)大青山共分布有药用种子植物410种,隶属于79科,245属;(2)优势科现象明显,单种属和寡种属数量较多;(3)该区系包含13个分布区类型,温带性质明显,并受泛热带植物区系影响;(4)特有程度低,存在古老成分。对于合理保护和开发大青山药用植物资源具有意义。
Abstract： Based on the field investigation, specimen identification and the previous references, the composition characteristics and floristic geographic element of medical seed plants were analyzed. The results show as follows： （ 1 ） There are 410 native species of medical seed plants belonging to 245 genera in 79 families. （ 2 ） Dominant families are notable, and the genera with single species and few species are rich. （3） There are 13 areal types of the medical seed plants. The temperate property is obvious, which is influenced by pan -tropical flora. （4） The endemism isn＇ t notable. The flora exist archaic composition. It is greatly significant for the rational protection and development of medical plant resources in Daqing Mountains.
出处
《内蒙古林业科技》
2017年第1期33-35,39,共4页
Journal of Inner Mongolia Forestry Science and Technology
关键词
大青山自然保护区
药用种子植物
区系特征
Daqing Mountains Nature Reserve
medical seed plants
flora feature
