Allopolyploid origin of Cardamine asarifolia (Brassicaceae): Incongruence between plastid and nuclear ribosomal DNA sequences solved by a single-copy nuclear gene

Abstract

Phylogenetic analysis of the hexaploid Cardamine asarifolia, distributed in the southern European Alps and northern Apennines was done.

Keywords

• Chalcone synthase gene
• Cruciferae
• flow cytometry
• genome size
• hybridization
• nrDNA
• polyploidy
• internal transcribed spacer
• flow cytometric estimation
• molecular evidence
• polyploid complex
• Brassicaceae
• genome evolution
• chloroplast dna
• adaptive radiation