2010年第5期
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广东同乐大山自然保护区蕨类植物区系分析

摘要:
通过野外调查和查阅资料,广东同乐大山自然保护区共有野生蕨类植物44科88属201种。本文在掌握蕨类植物基本组成之上,对区内蕨类植物的优势成分、分布区类型和具体分布进行了详细分析,分析表明同乐大山自然保护区蕨类植物区系性质具有以下特征:(1)典型的热带、亚热带区系性质;(2)古老蕨类植物成分丰富;(3)蕨类植物垂直分布较明显;(4)国家重点保护蕨类植物多。
关键词:   蕨类植物;区系分析;同乐大山自然保护区;广东
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基金项目:同乐大山自然保护区科研项目资助
 
Floristic Analysis of Pteridophyte in Tongledashan Nature Reserve, Guangdong Province
Abstract:
There are 201 species belonging to 88 genera in 44 families in Tongledashan Nature Reserve, Guangdong Province. The advantage components, area1-types and specific distribution of Pteridophyte were studied systematically in present paper. The research shows that the flora of Pteridophyte in the area has the following characteristics:(1)This flora is characterized by Tropical and Subtropical geological type;(2)Ancient Pteridophyte are widely distributed;(3)The vertical distribution of Pteridophyte is relatively obvious;(4)There are a few National key protected Pteridophyte.
Key words:   Pteridophyte; Flora analysis; Tongledashan Nature Reserve; Guangdong Province