白马山自然保护区植物区系分析  

Floristic Analysis of the Vascular Plants in Baimashan Nature Reserve

作　　者：宋育红[1] 刘玉成[2] 

机构地区：[1]三明学院化生工程系,福建三明365004 [2]西南师范大学生命科学学院,重庆400715

出　　处：《三明高等专科学校学报》2004年第4期75-78,共4页Journal of Sanming College

摘　　要：报道了白马山自然保护区植物区系的组成与特点。调查结果表明,该区系的种类丰富,计有维管植物185科716属1520种,数量优势科为蔷薇科、菊科、禾本科、豆科、百合科。区系的地理成分复杂,具有中国15个种子植物属分布区类型,以北温带分布属的比例最高,其次为泛热带分布属和东亚分布属。该区系起源古老,保留有大量第四纪冰期前区系成分,珍稀濒危植物和特有植物丰富。Floristic composition and characteristics of the vascular plants in Baimashan Nature Reserve were studied.A total of 1520 species and varieties of the vascular plants belonging to 716 genera,185 families,was identified in Baimashan Nature Reserve.Dominant families of the flora were Rosaceae, Compositae, Gramineae, Leguminosae and Liliaceae. The distribution elements of Baimashan's flora are complex. They comprise 15 distribution types of China seed-plants.The North-temperate zone type was the majority of genera,followed by Pantropical and East Asia. The floristic analysis also showed that the flora possess some species originated before Quaterary many rare and endanger plants and endemic plants were found.

关 键 词：植物区系 区系起源 维管植物 分布区类型 区系成分 特有植物 地理成分 中国 东亚 优势 

分 类 号：G633[文化科学—教育学] Q948[生物学—植物学]