Origins and Widespread Distribution of Co-existing Polyploids in Arnica cordifolia (Asteraceae)

BACKGROUND AND AIMS: Polyploidy is a central force structuring genetic diversity in angiosperms, but its ecological significance and modes of origin are not fully understood. This work investigated the patterns of coexistence and molecular relatedness of polyploids in the perennial herb, Arnica cord...

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Veröffentlicht in:	Annals of botany 2008-01, Vol.101 (1), p.145-152
1. Verfasser:	Kao, Rebecca Hufft
Format:	Artikel
Sprache:	eng
Schlagworte:	Apomixis Arnica - classification Arnica - genetics Arnica cordifolia Asteraceae Colorado Diploidy DNA, Chloroplast - chemistry DNA, Intergenic - chemistry Ecological genetics Ecosystem flow cytometry habitat differentiation Habitats Haplotypes Hybridization, Genetic minority cytotype exclusion theory Original Pacific States Plants Polymorphism, Genetic Polyploidy Roadside Sequence Analysis, DNA Tetraploidy Triploidy Understory
Online-Zugang:	Volltext
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