Arundinella tengchongensis (Poaceae), a name at new rank and newly combined based on morphological and molecular data

Arundinella tengchongensis (Poaceae), a name at new rank and newly combined based on morphological and molecular data
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腾冲古草(禾本科),基于形态学和分子数据的新排名和新组合名称

DOI:
10.1111/njb.03267
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发表时间:
2021-10
影响因子:
0.9
通讯作者:
Hua Peng
Hua Peng
中科院分区:
生物学4区
文献类型:
--
作者:
Li-Qiong Jiang;Yue-Hua Wang;Hua Peng

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目的:阐明腾冲野古草的分类地位及其与腾冲野古草的关系。setosavar. setosa和其他近缘种,基于核ITS和两个质体DNA(matKandtrnL-F)序列进行分子系统发育分析,并使用单因素方差分析进行形态学比较。结果表明,A. setosavar. tengchongensis在形态发生上属于与模式变种分离的不同分支。形态上,A. setosavar. tengchongensis与A. setosavar. setosa和其他变种通过它的小穗,短芒和具髯毛的节。因此,A. setosavar. tengchongensis在此升格为种级,新组合为阿萨。tengchongensis。
To clarify the taxonomic status ofArundinella setosavar.tengchongensisand its relationships withA. setosavar.setosaand other related species, molecular phylogenetic analyses based on nuclear ITS and two plastid DNA (matKandtrnL‐F) sequences, and morphological comparisons using one‐way ANOVA were carried out. Our results reveal thatA. setosavar.tengchongensisphylogenetically belong in a different clade separated from the type variety. Morphologically,A. setosavar.tengchongensisis easily distinguished fromA. setosavar.setosaand other varieties by its smaller spikelets, shorter awns and bearded nodes. Thus,A. setosavar.tengchongensisis here elevated to species rank and newly combined asA. tengchongensis.
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发表时间: 2005
期刊: --
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