拟纤枝真藓(Bryum petelotii)的地理新分布与分类地位探讨  

Morphological Characteristics,Geographical Distribution and Taxonomic Status of Bryum petelotii Thér.et Henr.

作　　者：牛玉璐[1,2] 熊源新[3] 刘永英[1,4] 李琳[1] 赵建成[1] 

机构地区：[1]河北师范大学生命科学学院,石家庄050016 [2]衡水学院生命科学系,衡水053000 [3]贵州大学生命科学学院,贵阳550025 [4]焦作师范专科学校,焦作454000

出　　处：《植物研究》2012年第5期526-531,共6页Bulletin of Botanical Research

基　　金：国家自然科学基金项目(31070184;30960026)资助

摘　　要：报道了中国大陆新记录种——拟纤枝真藓(Bryum petelotii Thér.et Henr.)在贵州、云南的分布;描述了本种的形态特征和地理分布,并讨论了本种与相近种真藓(Bryum argenteum Hedw.)和纤枝短月藓[Brachymenium ex-ile(Doz.et Molk.)Bosch et Lac.]的关系;基于文献和相关标本的研究,阐述并讨论了Ochi H.和B.C.Tan等关于该种分类地位的观点,并赞同将拟纤枝真藓置于真藓属(Bryum Hedw.)的观点。Bryum petelotii Ther. et Henr. , a moss species found in Yunnan Province and Guizhou Province in our recently research, was firstly recorded in China's Mainland. A description of this species, as well as its taxonomic features and distributions, was presented in this paper. Meanwhile, the comparison among B. petelotii and its related species, Bryum argenteum and Brachymenium exile, was also conducted. Based on literature and evidences from specimens examination, the authors discussed two standpoints on the systematic and evolutional positions supported by H. Ochi and B. C. Tan on B. The opinion that B. petelotii belongs to Bryum Hedw. was supported in the paper The voucher specimens were deposited in the herbarium of Hebei Normal University （HBNU）.

关 键 词：拟纤枝真藓 地理新分布 分类地位 真藓属 

分 类 号：Q949.35[生物学—植物学]