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江西马头山自然保护区攀缘植物区系研究
李彦连;
山东济宁师专生物系 山东济宁 272025
摘要:
马头山自然保护区位于江西省东部资溪县的马头山林场内,地理坐标为117°08’52”~117°18’00”E, 27°40’43”~27°53’52”N,总面积为21 570 hm2,有丰富的野生攀缘植物资源。通过野外采集及标本的整理鉴 定,初步确认该区共有攀缘植物40科92属222种(包括种下等级)。根据对马头山攀缘植物区系分析的结 果,指出本区攀缘植物区系具有以下特征:(1)种类组成丰富,地理成分复杂;(2)区系中热带性地理成分占主 导地位;(3)区系成分相对古老,特有类群丰富,多型性突出;(4)华东区系特征明显,南北区系过渡。
关键词:  马头山自然保护区    攀缘植物    区系分析
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