福建茫荡山黄枝润楠群落植物区系特点研究

Floristic Characteristics of Machilus Versicolora Community in Mangdangshan Nature Reserve, Fujian Province

采用典型调查与线路调查相结合的方法,对茫荡山自然保护区黄枝润楠群落的植物区系进行调查分析。结果表明,该群落植物种类丰富,区域性单种科和少种科、单种属和少种属、少属科和寡属科占优势;以樟科、山茶科、茜草科、蔷薇科、紫金牛科、桑科等为优势科;以润楠属、山茶属、冬青属、榕属等为优势属,以樟科、山茶科、桑科、紫金牛科、五加科、冬青科等为表征科。体现了该区系组成分散,优势科属明显,区系起源古老,具有华南植物区系的特征。

The floristic characteristics of Machilus versicolora community in Mangdangshan Nature Reserve in northern Fujian were studied with the methods of typical investigation and routine survey. The species diversity is rich in this community and the regional families and genera dominate with single species and less species. The dominant families are Lauraceae, Theaceae, Rubiaceae, Rosaceae, Myrsinaceae and Moraceae. The Machilus, Camellia, Ilex and Ficus are the dominant genera and the typical families are Lauraceae, Theaceae, Moraceae, Myrsinaceae, Araliaceae and Aquifoliaceae. The flora is ancient and scattered with obvious dominant families and genera, and shows the feature of south China flora.