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钩叶藤属和省藤属导管分子的比较研究
蔡则谟;   
中国林业科学研究院热带林业研究所
摘要:
本文描述3种钩叶藤属(Plectocomia)植物茎的后生木质部导管分子,并与省藤属(Calamus)比较分析。钩叶藤属的导管分子大部分具单穿孔板.类似省藤属,但具复穿孔板导管分子的比量和横隔数目以及导管分子长度均比省藤属大.讨论了导管分子特化同两属天然分布植被区的关系。
关键词:  导管分子  钩叶藤属  省藤属  
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