茅台酒生态功能保护区菊科植物区系特征分析

Analysis on Floristic Characteristics of Compositae in Ecological Function Reserve of Maotai Wine

在对茅台酒生态功能保护区菊科植物历时2年的详细调查和大量标本采集、鉴定的基础上,对该区内菊科植物属的组成、分布区类型、区系特征等进行了统计和分析研究。结果表明:茅台酒生态功能保护区菊科植物有28属37种;该区菊科植物以温带分布性质为主;该区菊科植物区系原始成分与进化成份共存;该区菊科植物优势属不明显,单种属明显;该区菊科植物不具有中国特有分布类群。

Based on detailed investigation,enormous collection and identification of compositae specimens in ecological function reserve of Maotai wine for two years,the statistics and analysis were carried out for the composition,areal-types and floristic characteristics of genera of compositae.The results showed that there were 28 genera,37 species of compositae in the reserve.Its flora showed an obvious temperate zone character.The floristic components were both primordial and evolutional.The monotypic genera were prominent instead of the dominant genera.All species were not endemic to China.