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陈清, 王玛丽, 张满祥. 秦岭地区苔类植物区系的初步研究[J]. 植物科学学报, 2008, 26(4): 366-372.
引用本文: 陈清, 王玛丽, 张满祥. 秦岭地区苔类植物区系的初步研究[J]. 植物科学学报, 2008, 26(4): 366-372.
CHEN Qing, WANG Ma-Li, ZHANG Man-Xiang. Preliminary Studies on Flora of Hepaticae of Qinling Mountain[J]. Plant Science Journal, 2008, 26(4): 366-372.
Citation: CHEN Qing, WANG Ma-Li, ZHANG Man-Xiang. Preliminary Studies on Flora of Hepaticae of Qinling Mountain[J]. Plant Science Journal, 2008, 26(4): 366-372.

秦岭地区苔类植物区系的初步研究

Preliminary Studies on Flora of Hepaticae of Qinling Mountain

  • 摘要: 在野外调查和已有资料的基础上,分析了秦岭地区苔类植物区系组成和分布类型。现知秦岭地区苔类、角苔类有35科66属270种。其中指叶苔科、叶苔科、裂叶苔科、合叶苔科、齿萼苔科、羽苔科、光萼苔科、耳叶苔科、细鳞苔科、瘤冠苔科为优势科;指叶苔属、鞭苔属、叶苔属、裂叶苔属、合叶苔属、羽苔属、扁萼苔属、光萼苔属、耳叶苔属、细鳞苔属为优势属。在区系成分上,温带成分最高,东亚、热带亚洲成分次之,中国特有成分也比较高。同时有大量的科中仅一属和属中仅一种的类群存在,说明本地区苔类植物科属结构比较简单,分化程度不高。还分析了秦岭苔类植物区系及我国其他5个地区苔类植物区系之间的关系。

     

    Abstract: Based on the known data and on the field survey,the composition and distribution types of Bryophytes in Qinling Mountain were analyzed.There were about 270 species of Hepaticae and Anthocerotae belonging to 66 generas and 35 families.The representative families were Lepidoziaceae,Jungermannia-ceae,Lophoziaceae,Scapaniaceae,Lophocoleaceae,Plagiochilaceae,Porellaceae,Frullaniaceae,Lejeuneaceae and Aytoniaceae.The main genera were Lepidozia,Bazzania,Jungermannia,Lophozia,Scapania,Plagiochila,Radula,Porella,Frullania,Lejeunea.With regard to the elements of the mossflora of Qinling Mountain,the Holarctic elements were the most important and the East-Asiatic,Trop-Asia and Endemic to China were also abundant there.Single species in one genus and single genus in one family were rich.It shows that the composition of Bryophytes in this area was relatively simple and the extent of differentiation is not high.The relationship of the mossflora between Qinling Mountain and other 5 regions in China was also analyzed.

     

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