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中国拟缺齿藓属Haplodontium Hampe(真藓科)的分类学研究

The taxonomic study of Haplodontium Hampe(Bryaceae,Bryophyta) in China

  • 摘要: 报道了中国新记录属——拟缺齿藓属(Haplodontium Hampe)分类学的研究进展。目前本属在中国分布有3种,其中包括1新种:臧氏拟缺齿藓(Haplodontium zangii X.R.Wang&J.C.Zhao),2个新组合:喜马拉雅拟缺齿藓H.himalayanum(Mitt.)X.R.Wang&J.C.Zhao和中华拟缺齿藓H.sinensis(Dix.)X.R.Wang&J.C.Zhao。笔者对中国拟缺齿藓属3种植物的形态学特征绘制了墨线图,在光学显微镜和电子显微镜下拍摄显微形态照片,并对每种的主要识别特征、生境和地理分布以及与相似种的形态学比较进行了讨论。

     

    Abstract: Haplodontium Hampe, a new genus to China is described. Currently, there are three species of Haplodontium in China. Haplodontium zangii X.R.Wang & J.C.Zhao is a new species from Xizang, China. Haplodontium himalayanum(Mitt.) X.R.Wang & J.C.Zhao and H. sinensis(Dix.) X.R.Wang & J.C.Zhao are transferred to the genus Haplodontium from Mielichhoferia. The illustration and micrograph under light microscope(LM) and scanning electron microscope(SEM) of each species of Haplodontium in China are provided. Main morphological characters, habitat and geographical distribution, and morphological comparison with related species of them are discussed.

     

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