井冈山自然保护区南方红豆杉群落植物区系分析

对井冈山国家级自然保护区南方红豆杉群落进行了样地调查和群落区系分析。结果表明,该群落有维管植物52科82属114种,其中蕨类植物6科6属7种,裸子植物2科2属2种,被子植物44科74属105种;植物区系地理成分复杂,科属组成以热带性成分为主,温带成分占有较大的比例;区系起源古老,保留有大量第四纪冰前期区系成分。

Floristic Analysis of Taxus mairei Community in Jinggangshan Nature Reserve

A floristic analysis of Taxus mairei community in Jinggangshan national nature reserve in Jiangxi province is made.The results show that there are 52 families,82 genera and 114 species vascular plants,in which the pteridophyte account for 6 families,6 genera and 7 species,the gymnosperm account for 2 families,2genera and 2 species,and the angiosperm account for 44 families,74 genera and 105 species.The floristic analysis shows the geographical element is complex,the floristic elements at the family and genus levels are mainly tropical elements with a certain proportion of temperate elements.The flora comes from antiquity and retains many floristic element before Quaternary.